diff --git a/modules/drivers/epd_4_in_2.py b/modules/drivers/epd_4_in_2.py new file mode 100644 index 0000000..5a15fc5 --- /dev/null +++ b/modules/drivers/epd_4_in_2.py @@ -0,0 +1,478 @@ +# ***************************************************************************** +# * | File : epd4in2.py +# * | Author : Waveshare team +# * | Function : Electronic paper driver +# * | Info : +# *---------------- +# * | This version: V4.0 +# * | Date : 2019-06-20 +# # | Info : python demo +# ----------------------------------------------------------------------------- +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documnetation files (the "Software"), to deal +# in the Software without restriction, including without limitation the rights +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +# copies of the Software, and to permit persons to whom the Software is +# furished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in +# all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +# THE SOFTWARE. +# + + +import logging +from . import epdconfig +from PIL import Image +import RPi.GPIO as GPIO + +# Display resolution +EPD_WIDTH = 400 +EPD_HEIGHT = 300 + +GRAY1 = 0xff #white +GRAY2 = 0xC0 +GRAY3 = 0x80 #gray +GRAY4 = 0x00 #Blackest + +class EPD: + def __init__(self): + self.reset_pin = epdconfig.RST_PIN + self.dc_pin = epdconfig.DC_PIN + self.busy_pin = epdconfig.BUSY_PIN + self.cs_pin = epdconfig.CS_PIN + self.width = EPD_WIDTH + self.height = EPD_HEIGHT + self.GRAY1 = GRAY1 #white + self.GRAY2 = GRAY2 + self.GRAY3 = GRAY3 #gray + self.GRAY4 = GRAY4 #Blackest + + lut_vcom0 = [ + 0x00, 0x17, 0x00, 0x00, 0x00, 0x02, + 0x00, 0x17, 0x17, 0x00, 0x00, 0x02, + 0x00, 0x0A, 0x01, 0x00, 0x00, 0x01, + 0x00, 0x0E, 0x0E, 0x00, 0x00, 0x02, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + ] + lut_ww = [ + 0x40, 0x17, 0x00, 0x00, 0x00, 0x02, + 0x90, 0x17, 0x17, 0x00, 0x00, 0x02, + 0x40, 0x0A, 0x01, 0x00, 0x00, 0x01, + 0xA0, 0x0E, 0x0E, 0x00, 0x00, 0x02, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + ] + lut_bw = [ + 0x40, 0x17, 0x00, 0x00, 0x00, 0x02, + 0x90, 0x17, 0x17, 0x00, 0x00, 0x02, + 0x40, 0x0A, 0x01, 0x00, 0x00, 0x01, + 0xA0, 0x0E, 0x0E, 0x00, 0x00, 0x02, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + ] + lut_wb = [ + 0x80, 0x17, 0x00, 0x00, 0x00, 0x02, + 0x90, 0x17, 0x17, 0x00, 0x00, 0x02, + 0x80, 0x0A, 0x01, 0x00, 0x00, 0x01, + 0x50, 0x0E, 0x0E, 0x00, 0x00, 0x02, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + ] + lut_bb = [ + 0x80, 0x17, 0x00, 0x00, 0x00, 0x02, + 0x90, 0x17, 0x17, 0x00, 0x00, 0x02, + 0x80, 0x0A, 0x01, 0x00, 0x00, 0x01, + 0x50, 0x0E, 0x0E, 0x00, 0x00, 0x02, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + ] + + #******************************gray*********************************/ + #0~3 gray + EPD_4IN2_4Gray_lut_vcom =[ + 0x00 ,0x0A ,0x00 ,0x00 ,0x00 ,0x01, + 0x60 ,0x14 ,0x14 ,0x00 ,0x00 ,0x01, + 0x00 ,0x14 ,0x00 ,0x00 ,0x00 ,0x01, + 0x00 ,0x13 ,0x0A ,0x01 ,0x00 ,0x01, + 0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, + 0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, + 0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00 + ] + #R21 + EPD_4IN2_4Gray_lut_ww =[ + 0x40 ,0x0A ,0x00 ,0x00 ,0x00 ,0x01, + 0x90 ,0x14 ,0x14 ,0x00 ,0x00 ,0x01, + 0x10 ,0x14 ,0x0A ,0x00 ,0x00 ,0x01, + 0xA0 ,0x13 ,0x01 ,0x00 ,0x00 ,0x01, + 0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, + 0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, + 0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, + ] + #R22H r + EPD_4IN2_4Gray_lut_bw =[ + 0x40 ,0x0A ,0x00 ,0x00 ,0x00 ,0x01, + 0x90 ,0x14 ,0x14 ,0x00 ,0x00 ,0x01, + 0x00 ,0x14 ,0x0A ,0x00 ,0x00 ,0x01, + 0x99 ,0x0C ,0x01 ,0x03 ,0x04 ,0x01, + 0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, + 0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, + 0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, + ] + #R23H w + EPD_4IN2_4Gray_lut_wb =[ + 0x40 ,0x0A ,0x00 ,0x00 ,0x00 ,0x01, + 0x90 ,0x14 ,0x14 ,0x00 ,0x00 ,0x01, + 0x00 ,0x14 ,0x0A ,0x00 ,0x00 ,0x01, + 0x99 ,0x0B ,0x04 ,0x04 ,0x01 ,0x01, + 0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, + 0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, + 0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, + ] + #R24H b + EPD_4IN2_4Gray_lut_bb =[ + 0x80 ,0x0A ,0x00 ,0x00 ,0x00 ,0x01, + 0x90 ,0x14 ,0x14 ,0x00 ,0x00 ,0x01, + 0x20 ,0x14 ,0x0A ,0x00 ,0x00 ,0x01, + 0x50 ,0x13 ,0x01 ,0x00 ,0x00 ,0x01, + 0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, + 0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, + 0x00 ,0x00 ,0x00 ,0x00 ,0x00 ,0x00, + ] + + # Hardware reset + def reset(self): + epdconfig.digital_write(self.reset_pin, 1) + epdconfig.delay_ms(200) + epdconfig.digital_write(self.reset_pin, 0) + epdconfig.delay_ms(10) + epdconfig.digital_write(self.reset_pin, 1) + epdconfig.delay_ms(200) + + def send_command(self, command): + epdconfig.digital_write(self.dc_pin, 0) + epdconfig.digital_write(self.cs_pin, 0) + epdconfig.spi_writebyte([command]) + epdconfig.digital_write(self.cs_pin, 1) + + def send_data(self, data): + epdconfig.digital_write(self.dc_pin, 1) + epdconfig.digital_write(self.cs_pin, 0) + epdconfig.spi_writebyte([data]) + epdconfig.digital_write(self.cs_pin, 1) + + def ReadBusy(self): + self.send_command(0x71) + while(epdconfig.digital_read(self.busy_pin) == 0): # 0: idle, 1: busy + self.send_command(0x71) + epdconfig.delay_ms(100) + + def set_lut(self): + self.send_command(0x20) # vcom + for count in range(0, 44): + self.send_data(self.lut_vcom0[count]) + + self.send_command(0x21) # ww -- + for count in range(0, 42): + self.send_data(self.lut_ww[count]) + + self.send_command(0x22) # bw r + for count in range(0, 42): + self.send_data(self.lut_bw[count]) + + self.send_command(0x23) # wb w + for count in range(0, 42): + self.send_data(self.lut_bb[count]) + + self.send_command(0x24) # bb b + for count in range(0, 42): + self.send_data(self.lut_wb[count]) + + def Gray_SetLut(self): + self.send_command(0x20) #vcom + for count in range(0, 42): + self.send_data(self.EPD_4IN2_4Gray_lut_vcom[count]) + + self.send_command(0x21) #red not use + for count in range(0, 42): + self.send_data(self.EPD_4IN2_4Gray_lut_ww[count]) + + self.send_command(0x22) #bw r + for count in range(0, 42): + self.send_data(self.EPD_4IN2_4Gray_lut_bw[count]) + + self.send_command(0x23) #wb w + for count in range(0, 42): + self.send_data(self.EPD_4IN2_4Gray_lut_wb[count]) + + self.send_command(0x24) #bb b + for count in range(0, 42): + self.send_data(self.EPD_4IN2_4Gray_lut_bb[count]) + + self.send_command(0x25) #vcom + for count in range(0, 42): + self.send_data(self.EPD_4IN2_4Gray_lut_ww[count]) + + + def init(self): + if (epdconfig.module_init() != 0): + return -1 + # EPD hardware init start + self.reset() + + self.send_command(0x01) # POWER SETTING + self.send_data(0x03) # VDS_EN, VDG_EN + self.send_data(0x00) # VCOM_HV, VGHL_LV[1], VGHL_LV[0] + self.send_data(0x2b) # VDH + self.send_data(0x2b) # VDL + + self.send_command(0x06) # boost soft start + self.send_data(0x17) + self.send_data(0x17) + self.send_data(0x17) + + self.send_command(0x04) # POWER_ON + self.ReadBusy() + + self.send_command(0x00) # panel setting + self.send_data(0xbf) # KW-BF KWR-AF BWROTP 0f + self.send_data(0x0d) + + self.send_command(0x30) # PLL setting + self.send_data(0x3c) # 3A 100HZ 29 150Hz 39 200HZ 31 171HZ + + self.send_command(0x61) # resolution setting + self.send_data(0x01) + self.send_data(0x90) # 128 + self.send_data(0x01) + self.send_data(0x2c) + + self.send_command(0x82) # vcom_DC setting + self.send_data(0x28) + + self.send_command(0X50) # VCOM AND DATA INTERVAL SETTING + self.send_data(0x97) # 97white border 77black border VBDF 17|D7 VBDW 97 VBDB 57 VBDF F7 VBDW 77 VBDB 37 VBDR B7 + + self.set_lut() + # EPD hardware init end + return 0 + + def Init_4Gray(self): + if (epdconfig.module_init() != 0): + return -1 + # EPD hardware init start + self.reset() + + self.send_command(0x01) #POWER SETTING + self.send_data (0x03) + self.send_data (0x00) #VGH=20V,VGL=-20V + self.send_data (0x2b) #VDH=15V + self.send_data (0x2b) #VDL=-15V + self.send_data (0x13) + + self.send_command(0x06) #booster soft start + self.send_data (0x17) #A + self.send_data (0x17) #B + self.send_data (0x17) #C + + self.send_command(0x04) + self.ReadBusy() + + self.send_command(0x00) #panel setting + self.send_data(0x3f) #KW-3f KWR-2F BWROTP 0f BWOTP 1f + + self.send_command(0x30) #PLL setting + self.send_data (0x3c) #100hz + + self.send_command(0x61) #resolution setting + self.send_data (0x01) #400 + self.send_data (0x90) + self.send_data (0x01) #300 + self.send_data (0x2c) + + self.send_command(0x82) #vcom_DC setting + self.send_data (0x12) + + self.send_command(0X50) #VCOM AND DATA INTERVAL SETTING + self.send_data(0x97) + + def getbuffer(self, image): + # logging.debug("bufsiz = ",int(self.width/8) * self.height) + buf = [0xFF] * (int(self.width/8) * self.height) + image_monocolor = image.convert('1') + imwidth, imheight = image_monocolor.size + pixels = image_monocolor.load() + # logging.debug("imwidth = %d, imheight = %d",imwidth,imheight) + if(imwidth == self.width and imheight == self.height): + logging.debug("Horizontal") + for y in range(imheight): + for x in range(imwidth): + # Set the bits for the column of pixels at the current position. + if pixels[x, y] == 0: + buf[int((x + y * self.width) / 8)] &= ~(0x80 >> (x % 8)) + elif(imwidth == self.height and imheight == self.width): + logging.debug("Vertical") + for y in range(imheight): + for x in range(imwidth): + newx = y + newy = self.height - x - 1 + if pixels[x, y] == 0: + buf[int((newx + newy*self.width) / 8)] &= ~(0x80 >> (y % 8)) + return buf + + def getbuffer_4Gray(self, image): + # logging.debug("bufsiz = ",int(self.width/8) * self.height) + buf = [0xFF] * (int(self.width / 4) * self.height) + image_monocolor = image.convert('L') + imwidth, imheight = image_monocolor.size + pixels = image_monocolor.load() + i=0 + # logging.debug("imwidth = %d, imheight = %d",imwidth,imheight) + if(imwidth == self.width and imheight == self.height): + logging.debug("Vertical") + for y in range(imheight): + for x in range(imwidth): + # Set the bits for the column of pixels at the current position. + if(pixels[x, y] == 0xC0): + pixels[x, y] = 0x80 + elif (pixels[x, y] == 0x80): + pixels[x, y] = 0x40 + i= i+1 + if(i%4 == 0): + buf[int((x + (y * self.width))/4)] = ((pixels[x-3, y]&0xc0) | (pixels[x-2, y]&0xc0)>>2 | (pixels[x-1, y]&0xc0)>>4 | (pixels[x, y]&0xc0)>>6) + + elif(imwidth == self.height and imheight == self.width): + logging.debug("Horizontal") + for x in range(imwidth): + for y in range(imheight): + newx = y + newy = x + if(pixels[x, y] == 0xC0): + pixels[x, y] = 0x80 + elif (pixels[x, y] == 0x80): + pixels[x, y] = 0x40 + i= i+1 + if(i%4 == 0): + buf[int((newx + (newy * self.width))/4)] = ((pixels[x, y-3]&0xc0) | (pixels[x, y-2]&0xc0)>>2 | (pixels[x, y-1]&0xc0)>>4 | (pixels[x, y]&0xc0)>>6) + + return buf + + def display(self, image): + self.send_command(0x10) + for i in range(0, int(self.width * self.height / 8)): + self.send_data(0xFF) + + self.send_command(0x13) + for i in range(0, int(self.width * self.height / 8)): + self.send_data(image[i]) + + self.send_command(0x12) + self.ReadBusy() + + def display_4Gray(self, image): + self.send_command(0x10) + for i in range(0, EPD_WIDTH * EPD_HEIGHT / 8): # EPD_WIDTH * EPD_HEIGHT / 4 + temp3=0 + for j in range(0, 2): + temp1 = image[i*2+j] + for k in range(0, 2): + temp2 = temp1&0xC0 + if(temp2 == 0xC0): + temp3 |= 0x01#white + elif(temp2 == 0x00): + temp3 |= 0x00 #black + elif(temp2 == 0x80): + temp3 |= 0x01 #gray1 + else: #0x40 + temp3 |= 0x00 #gray2 + temp3 <<= 1 + + temp1 <<= 2 + temp2 = temp1&0xC0 + if(temp2 == 0xC0): #white + temp3 |= 0x01 + elif(temp2 == 0x00): #black + temp3 |= 0x00 + elif(temp2 == 0x80): + temp3 |= 0x01 #gray1 + else : #0x40 + temp3 |= 0x00 #gray2 + if(j!=1 or k!=1): + temp3 <<= 1 + temp1 <<= 2 + self.send_data(temp3) + + self.send_command(0x13) + + for i in range(0, EPD_WIDTH * EPD_HEIGHT / 8): #5808*4 46464 + temp3=0 + for j in range(0, 2): + temp1 = image[i*2+j] + for k in range(0, 2): + temp2 = temp1&0xC0 + if(temp2 == 0xC0): + temp3 |= 0x01#white + elif(temp2 == 0x00): + temp3 |= 0x00 #black + elif(temp2 == 0x80): + temp3 |= 0x00 #gray1 + else: #0x40 + temp3 |= 0x01 #gray2 + temp3 <<= 1 + + temp1 <<= 2 + temp2 = temp1&0xC0 + if(temp2 == 0xC0): #white + temp3 |= 0x01 + elif(temp2 == 0x00): #black + temp3 |= 0x00 + elif(temp2 == 0x80): + temp3 |= 0x00 #gray1 + else: #0x40 + temp3 |= 0x01 #gray2 + if(j!=1 or k!=1): + temp3 <<= 1 + temp1 <<= 2 + self.send_data(temp3) + + self.Gray_SetLut() + self.send_command(0x12) + epdconfig.delay_ms(200) + self.ReadBusy() + # pass + + def Clear(self): + self.send_command(0x10) + for i in range(0, int(self.width * self.height / 8)): + self.send_data(0xFF) + + self.send_command(0x13) + for i in range(0, int(self.width * self.height / 8)): + self.send_data(0xFF) + + self.send_command(0x12) + self.ReadBusy() + + def sleep(self): + self.send_command(0x02) # POWER_OFF + self.ReadBusy() + self.send_command(0x07) # DEEP_SLEEP + self.send_data(0XA5) + + epdconfig.module_exit() + +### END OF FILE ### + diff --git a/modules/drivers/epd_4_in_2_colour.py b/modules/drivers/epd_4_in_2_colour.py new file mode 100644 index 0000000..d29465a --- /dev/null +++ b/modules/drivers/epd_4_in_2_colour.py @@ -0,0 +1,148 @@ +# ***************************************************************************** +# * | File : epd4in2bc.py +# * | Author : Waveshare team +# * | Function : Electronic paper driver +# * | Info : +# *---------------- +# * | This version: V4.0 +# * | Date : 2019-06-20 +# # | Info : python demo +# ----------------------------------------------------------------------------- +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documnetation files (the "Software"), to deal +# in the Software without restriction, including without limitation the rights +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +# copies of the Software, and to permit persons to whom the Software is +# furished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in +# all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +# THE SOFTWARE. +# + +import logging +from . import epdconfig + +# Display resolution +EPD_WIDTH = 400 +EPD_HEIGHT = 300 + +class EPD: + def __init__(self): + self.reset_pin = epdconfig.RST_PIN + self.dc_pin = epdconfig.DC_PIN + self.busy_pin = epdconfig.BUSY_PIN + self.cs_pin = epdconfig.CS_PIN + self.width = EPD_WIDTH + self.height = EPD_HEIGHT + + # Hardware reset + def reset(self): + epdconfig.digital_write(self.reset_pin, 1) + epdconfig.delay_ms(200) + epdconfig.digital_write(self.reset_pin, 0) + epdconfig.delay_ms(10) + epdconfig.digital_write(self.reset_pin, 1) + epdconfig.delay_ms(200) + + def send_command(self, command): + epdconfig.digital_write(self.dc_pin, 0) + epdconfig.digital_write(self.cs_pin, 0) + epdconfig.spi_writebyte([command]) + epdconfig.digital_write(self.cs_pin, 1) + + def send_data(self, data): + epdconfig.digital_write(self.dc_pin, 1) + epdconfig.digital_write(self.cs_pin, 0) + epdconfig.spi_writebyte([data]) + epdconfig.digital_write(self.cs_pin, 1) + + def ReadBusy(self): + logging.debug("e-Paper busy") + while(epdconfig.digital_read(self.busy_pin) == 0): # 0: idle, 1: busy + epdconfig.delay_ms(100) + logging.debug("e-Paper busy release") + + def init(self): + if (epdconfig.module_init() != 0): + return -1 + + self.reset() + + self.send_command(0x06) # BOOSTER_SOFT_START + self.send_data (0x17) + self.send_data (0x17) + self.send_data (0x17) # 07 0f 17 1f 27 2F 37 2f + + self.send_command(0x04) # POWER_ON + self.ReadBusy() + + self.send_command(0x00) # PANEL_SETTING + self.send_data(0x0F) # LUT from OTP + + return 0 + + def getbuffer(self, image): + # logging.debug("bufsiz = ",int(self.width/8) * self.height) + buf = [0xFF] * (int(self.width/8) * self.height) + image_monocolor = image.convert('1') + imwidth, imheight = image_monocolor.size + pixels = image_monocolor.load() + # logging.debug("imwidth = %d, imheight = %d",imwidth,imheight) + if(imwidth == self.width and imheight == self.height): + logging.debug("Horizontal") + for y in range(imheight): + for x in range(imwidth): + # Set the bits for the column of pixels at the current position. + if pixels[x, y] == 0: + buf[int((x + y * self.width) / 8)] &= ~(0x80 >> (x % 8)) + elif(imwidth == self.height and imheight == self.width): + logging.debug("Vertical") + for y in range(imheight): + for x in range(imwidth): + newx = y + newy = self.height - x - 1 + if pixels[x, y] == 0: + buf[int((newx + newy*self.width) / 8)] &= ~(0x80 >> (y % 8)) + return buf + + def display(self, imageblack, imagered): + self.send_command(0x10) + for i in range(0, int(self.width * self.height / 8)): + self.send_data(imageblack[i]) + + self.send_command(0x13) + for i in range(0, int(self.width * self.height / 8)): + self.send_data(imagered[i]) + + self.send_command(0x12) + self.ReadBusy() + + def Clear(self): + self.send_command(0x10) + for i in range(0, int(self.width * self.height / 8)): + self.send_data(0xFF) + + self.send_command(0x13) + for i in range(0, int(self.width * self.height / 8)): + self.send_data(0xFF) + + self.send_command(0x12) + self.ReadBusy() + + def sleep(self): + self.send_command(0x02) # POWER_OFF + self.ReadBusy() + self.send_command(0x07) # DEEP_SLEEP + self.send_data(0xA5) # check code + + epdconfig.module_exit() +### END OF FILE ### + diff --git a/modules/drivers/epd_5_in_83.py b/modules/drivers/epd_5_in_83.py new file mode 100644 index 0000000..a0131b7 --- /dev/null +++ b/modules/drivers/epd_5_in_83.py @@ -0,0 +1,200 @@ +# ***************************************************************************** +# * | File : epd5in83.py +# * | Author : Waveshare team +# * | Function : Electronic paper driver +# * | Info : +# *---------------- +# * | This version: V4.0 +# * | Date : 2019-06-20 +# # | Info : python demo +# ----------------------------------------------------------------------------- +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documnetation files (the "Software"), to deal +# in the Software without restriction, including without limitation the rights +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +# copies of the Software, and to permit persons to whom the Software is +# furished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in +# all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +# THE SOFTWARE. +# + + +import logging +from . import epdconfig + +# Display resolution +EPD_WIDTH = 600 +EPD_HEIGHT = 448 + +class EPD: + def __init__(self): + self.reset_pin = epdconfig.RST_PIN + self.dc_pin = epdconfig.DC_PIN + self.busy_pin = epdconfig.BUSY_PIN + self.cs_pin = epdconfig.CS_PIN + self.width = EPD_WIDTH + self.height = EPD_HEIGHT + + # Hardware reset + def reset(self): + epdconfig.digital_write(self.reset_pin, 1) + epdconfig.delay_ms(200) + epdconfig.digital_write(self.reset_pin, 0) + epdconfig.delay_ms(10) + epdconfig.digital_write(self.reset_pin, 1) + epdconfig.delay_ms(200) + + def send_command(self, command): + epdconfig.digital_write(self.dc_pin, 0) + epdconfig.digital_write(self.cs_pin, 0) + epdconfig.spi_writebyte([command]) + epdconfig.digital_write(self.cs_pin, 1) + + def send_data(self, data): + epdconfig.digital_write(self.dc_pin, 1) + epdconfig.digital_write(self.cs_pin, 0) + epdconfig.spi_writebyte([data]) + epdconfig.digital_write(self.cs_pin, 1) + + def ReadBusy(self): + logging.debug("e-Paper busy") + while(epdconfig.digital_read(self.busy_pin) == 0): # 0: idle, 1: busy + epdconfig.delay_ms(100) + logging.debug("e-Paper busy release") + + def init(self): + if (epdconfig.module_init() != 0): + return -1 + # EPD hardware init start + self.reset() + + self.send_command(0x01) # POWER_SETTING + self.send_data(0x37) + self.send_data(0x00) + + self.send_command(0x00) # PANEL_SETTING + self.send_data(0xCF) + self.send_data(0x08) + + self.send_command(0x06) # BOOSTER_SOFT_START + self.send_data(0xc7) + self.send_data(0xcc) + self.send_data(0x28) + + self.send_command(0x04) # POWER_ON + self.ReadBusy() + + self.send_command(0x30) # PLL_CONTROL + self.send_data(0x3c) + + self.send_command(0x41) # TEMPERATURE_CALIBRATION + self.send_data(0x00) + + self.send_command(0x50) # VCOM_AND_DATA_INTERVAL_SETTING + self.send_data(0x77) + + self.send_command(0x60) # TCON_SETTING + self.send_data(0x22) + + self.send_command(0x61) # TCON_RESOLUTION + self.send_data(0x02) # source 600 + self.send_data(0x58) + self.send_data(0x01) # gate 448 + self.send_data(0xC0) + + self.send_command(0x82) # VCM_DC_SETTING + self.send_data(0x1E) # decide by LUT file + + self.send_command(0xe5) # FLASH MODE + self.send_data(0x03) + + # EPD hardware init end + return 0 + + def getbuffer(self, image): + buf = [0x00] * int(self.width * self.height / 4) + image_monocolor = image.convert('1') + imwidth, imheight = image_monocolor.size + pixels = image_monocolor.load() + logging.debug('imwidth = %d imheight = %d ',imwidth, imheight) + if(imwidth == self.width and imheight == self.height): + for y in range(imheight): + for x in range(imwidth): + # Set the bits for the column of pixels at the current position. + if pixels[x, y] < 64: # black + buf[int((x + y * self.width) / 4)] &= ~(0xC0 >> (x % 4 * 2)) + elif pixels[x, y] < 192: # convert gray to red + buf[int((x + y * self.width) / 4)] &= ~(0xC0 >> (x % 4 * 2)) + buf[int((x + y * self.width) / 4)] |= 0x40 >> (x % 4 * 2) + else: # white + buf[int((x + y * self.width) / 4)] |= 0xC0 >> (x % 4 * 2) + elif(imwidth == self.height and imheight == self.width): + for y in range(imheight): + for x in range(imwidth): + newx = y + newy = self.height - x - 1 + if pixels[x, y] < 64: # black + buf[int((newx + newy*self.width) / 4)] &= ~(0xC0 >> (y % 4 * 2)) + elif pixels[x, y] < 192: # convert gray to red + buf[int((newx + newy*self.width) / 4)] &= ~(0xC0 >> (y % 4 * 2)) + buf[int((newx + newy*self.width) / 4)] |= 0x40 >> (y % 4 * 2) + else: # white + buf[int((newx + newy*self.width) / 4)] |= 0xC0 >> (y % 4 * 2) + return buf + + def display(self, image): + self.send_command(0x10) + for i in range(0, int(self.width / 4 * self.height)): + temp1 = image[i] + j = 0 + while (j < 4): + if ((temp1 & 0xC0) == 0xC0): + temp2 = 0x03 + elif ((temp1 & 0xC0) == 0x00): + temp2 = 0x00 + else: + temp2 = 0x04 + temp2 = (temp2 << 4) & 0xFF + temp1 = (temp1 << 2) & 0xFF + j += 1 + if((temp1 & 0xC0) == 0xC0): + temp2 |= 0x03 + elif ((temp1 & 0xC0) == 0x00): + temp2 |= 0x00 + else: + temp2 |= 0x04 + temp1 = (temp1 << 2) & 0xFF + self.send_data(temp2) + j += 1 + + self.send_command(0x12) + epdconfig.delay_ms(100) + self.ReadBusy() + + def Clear(self): + self.send_command(0x10) + for i in range(0, int(self.width / 4 * self.height)): + for j in range(0, 4): + self.send_data(0x33) + self.send_command(0x12) + self.ReadBusy() + + def sleep(self): + self.send_command(0x02) # POWER_OFF + self.ReadBusy() + self.send_command(0x07) # DEEP_SLEEP + self.send_data(0XA5) + + epdconfig.module_exit() + +### END OF FILE ### + diff --git a/modules/drivers/epd_5_in_83_colour.py b/modules/drivers/epd_5_in_83_colour.py new file mode 100644 index 0000000..19c8a40 --- /dev/null +++ b/modules/drivers/epd_5_in_83_colour.py @@ -0,0 +1,200 @@ +# ***************************************************************************** +# * | File : epd5in83b.py +# * | Author : Waveshare team +# * | Function : Electronic paper driver +# * | Info : +# *---------------- +# * | This version: V4.0 +# * | Date : 2019-06-20 +# # | Info : python demo +# ----------------------------------------------------------------------------- +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documnetation files (the "Software"), to deal +# in the Software without restriction, including without limitation the rights +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +# copies of the Software, and to permit persons to whom the Software is +# furished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in +# all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +# THE SOFTWARE. +# + + +import logging +from . import epdconfig + +# Display resolution +EPD_WIDTH = 600 +EPD_HEIGHT = 448 + +class EPD: + def __init__(self): + self.reset_pin = epdconfig.RST_PIN + self.dc_pin = epdconfig.DC_PIN + self.busy_pin = epdconfig.BUSY_PIN + self.cs_pin = epdconfig.CS_PIN + self.width = EPD_WIDTH + self.height = EPD_HEIGHT + + # Hardware reset + def reset(self): + epdconfig.digital_write(self.reset_pin, 1) + epdconfig.delay_ms(200) + epdconfig.digital_write(self.reset_pin, 0) + epdconfig.delay_ms(10) + epdconfig.digital_write(self.reset_pin, 1) + epdconfig.delay_ms(200) + + def send_command(self, command): + epdconfig.digital_write(self.dc_pin, 0) + epdconfig.digital_write(self.cs_pin, 0) + epdconfig.spi_writebyte([command]) + epdconfig.digital_write(self.cs_pin, 1) + + def send_data(self, data): + epdconfig.digital_write(self.dc_pin, 1) + epdconfig.digital_write(self.cs_pin, 0) + epdconfig.spi_writebyte([data]) + epdconfig.digital_write(self.cs_pin, 1) + + def ReadBusy(self): + logging.debug("e-Paper busy") + while(epdconfig.digital_read(self.busy_pin) == 0): # 0: idle, 1: busy + epdconfig.delay_ms(100) + logging.debug("e-Paper busy release") + + def init(self): + if (epdconfig.module_init() != 0): + return -1 + + self.reset() + + self.send_command(0x01) # POWER_SETTING + self.send_data(0x37) + self.send_data(0x00) + + self.send_command(0x00) # PANEL_SETTING + self.send_data(0xCF) + self.send_data(0x08) + + self.send_command(0x30) # PLL_CONTROL + self.send_data(0x3A) # PLL: 0-15:0x3C, 15+:0x3A + self.send_command(0X82) # VCOM VOLTAGE SETTING + self.send_data(0x28) # all temperature range + + self.send_command(0x06) # boost + self.send_data(0xc7) + self.send_data(0xcc) + self.send_data(0x15) + + self.send_command(0X50) # VCOM AND DATA INTERVAL SETTING + self.send_data(0x77) + + self.send_command(0X60) # TCON SETTING + self.send_data(0x22) + + self.send_command(0X65) # FLASH CONTROL + self.send_data(0x00) + + self.send_command(0x61) # tres + self.send_data(0x02) # source 600 + self.send_data(0x58) + self.send_data(0x01) # gate 448 + self.send_data(0xc0) + + self.send_command(0xe5) # FLASH MODE + self.send_data(0x03) + self.send_data(0x03) + + return 0 + + def getbuffer(self, image): + # logging.debug("bufsiz = ",int(self.width/8) * self.height) + buf = [0xFF] * (int(self.width/8) * self.height) + image_monocolor = image.convert('1') + imwidth, imheight = image_monocolor.size + pixels = image_monocolor.load() + logging.debug('imwidth = %d imheight = %d ',imwidth, imheight) + if(imwidth == self.width and imheight == self.height): + logging.debug("Horizontal") + for y in range(imheight): + for x in range(imwidth): + # Set the bits for the column of pixels at the current position. + if pixels[x, y] == 0: + buf[int((x + y * self.width) / 8)] &= ~(0x80 >> (x % 8)) + elif(imwidth == self.height and imheight == self.width): + logging.debug("Vertical") + for y in range(imheight): + for x in range(imwidth): + newx = y + newy = self.height - x - 1 + if pixels[x, y] == 0: + buf[int((newx + newy*self.width) / 8)] &= ~(0x80 >> (y % 8)) + return buf + + def display(self, imageblack, imagered): + self.send_command(0x10) + for i in range(0, int(self.width / 8 * self.height)): + temp1 = imageblack[i] + temp2 = imagered[i] + j = 0 + while (j < 8): + if ((temp2 & 0x80) == 0x00): + temp3 = 0x04 #red + elif ((temp1 & 0x80) == 0x00): + temp3 = 0x00 #black + else: + temp3 = 0x03 #white + + temp3 = (temp3 << 4) & 0xFF + temp1 = (temp1 << 1) & 0xFF + temp2 = (temp2 << 1) & 0xFF + j += 1 + if((temp2 & 0x80) == 0x00): + temp3 |= 0x04 #red + elif ((temp1 & 0x80) == 0x00): + temp3 |= 0x00 #black + else: + temp3 |= 0x03 #white + temp1 = (temp1 << 1) & 0xFF + temp2 = (temp2 << 1) & 0xFF + self.send_data(temp3) + j += 1 + + self.send_command(0x04) # POWER ON + self.ReadBusy() + self.send_command(0x12) # display refresh + epdconfig.delay_ms(100) + self.ReadBusy() + + def Clear(self): + self.send_command(0x10) + for i in range(0, int(self.width / 8 * self.height)): + self.send_data(0x33) + self.send_data(0x33) + self.send_data(0x33) + self.send_data(0x33) + + self.send_command(0x04) # POWER ON + self.ReadBusy() + self.send_command(0x12) # display refresh + epdconfig.delay_ms(100) + self.ReadBusy() + + def sleep(self): + self.send_command(0x02) # POWER_OFF + self.ReadBusy() + self.send_command(0x07) # DEEP_SLEEP + self.send_data(0xA5) # check code + + epdconfig.module_exit() +### END OF FILE ### + diff --git a/modules/drivers/epd_7_in_5.py b/modules/drivers/epd_7_in_5.py new file mode 100644 index 0000000..80f488d --- /dev/null +++ b/modules/drivers/epd_7_in_5.py @@ -0,0 +1,202 @@ +# ***************************************************************************** +# * | File : epd7in5.py +# * | Author : Waveshare team +# * | Function : Electronic paper driver +# * | Info : +# *---------------- +# * | This version: V4.0 +# * | Date : 2019-06-20 +# # | Info : python demo +# ----------------------------------------------------------------------------- +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documnetation files (the "Software"), to deal +# in the Software without restriction, including without limitation the rights +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +# copies of the Software, and to permit persons to whom the Software is +# furished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in +# all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +# THE SOFTWARE. +# + + +import logging +from . import epdconfig + +# Display resolution +EPD_WIDTH = 640 +EPD_HEIGHT = 384 + +class EPD: + def __init__(self): + self.reset_pin = epdconfig.RST_PIN + self.dc_pin = epdconfig.DC_PIN + self.busy_pin = epdconfig.BUSY_PIN + self.cs_pin = epdconfig.CS_PIN + self.width = EPD_WIDTH + self.height = EPD_HEIGHT + + # Hardware reset + def reset(self): + epdconfig.digital_write(self.reset_pin, 1) + epdconfig.delay_ms(200) + epdconfig.digital_write(self.reset_pin, 0) + epdconfig.delay_ms(10) + epdconfig.digital_write(self.reset_pin, 1) + epdconfig.delay_ms(200) + + def send_command(self, command): + epdconfig.digital_write(self.dc_pin, 0) + epdconfig.digital_write(self.cs_pin, 0) + epdconfig.spi_writebyte([command]) + epdconfig.digital_write(self.cs_pin, 1) + + def send_data(self, data): + epdconfig.digital_write(self.dc_pin, 1) + epdconfig.digital_write(self.cs_pin, 0) + epdconfig.spi_writebyte([data]) + epdconfig.digital_write(self.cs_pin, 1) + + def ReadBusy(self): + logging.debug("e-Paper busy") + while(epdconfig.digital_read(self.busy_pin) == 0): # 0: idle, 1: busy + epdconfig.delay_ms(100) + logging.debug("e-Paper busy release") + + def init(self): + if (epdconfig.module_init() != 0): + return -1 + # EPD hardware init start + self.reset() + + self.send_command(0x01) # POWER_SETTING + self.send_data(0x37) + self.send_data(0x00) + + self.send_command(0x00) # PANEL_SETTING + self.send_data(0xCF) + self.send_data(0x08) + + self.send_command(0x06) # BOOSTER_SOFT_START + self.send_data(0xc7) + self.send_data(0xcc) + self.send_data(0x28) + + self.send_command(0x04) # POWER_ON + self.ReadBusy() + + self.send_command(0x30) # PLL_CONTROL + self.send_data(0x3c) + + self.send_command(0x41) # TEMPERATURE_CALIBRATION + self.send_data(0x00) + + self.send_command(0x50) # VCOM_AND_DATA_INTERVAL_SETTING + self.send_data(0x77) + + self.send_command(0x60) # TCON_SETTING + self.send_data(0x22) + + self.send_command(0x61) # TCON_RESOLUTION + self.send_data(EPD_WIDTH >> 8) #source 640 + self.send_data(EPD_WIDTH & 0xff) + self.send_data(EPD_HEIGHT >> 8) #gate 384 + self.send_data(EPD_HEIGHT & 0xff) + + self.send_command(0x82) # VCM_DC_SETTING + self.send_data(0x1E) # decide by LUT file + + self.send_command(0xe5) # FLASH MODE + self.send_data(0x03) + + # EPD hardware init end + return 0 + + def getbuffer(self, image): + logging.debug("1234") + buf = [0x00] * int(self.width * self.height / 4) + image_monocolor = image.convert('1') + imwidth, imheight = image_monocolor.size + pixels = image_monocolor.load() + logging.debug('imwidth = %d imheight = %d ',imwidth, imheight) + if(imwidth == self.width and imheight == self.height): + for y in range(imheight): + for x in range(imwidth): + # Set the bits for the column of pixels at the current position. + if pixels[x, y] < 64: # black + buf[int((x + y * self.width) / 4)] &= ~(0xC0 >> (x % 4 * 2)) + elif pixels[x, y] < 192: # convert gray to red + buf[int((x + y * self.width) / 4)] &= ~(0xC0 >> (x % 4 * 2)) + buf[int((x + y * self.width) / 4)] |= 0x40 >> (x % 4 * 2) + else: # white + buf[int((x + y * self.width) / 4)] |= 0xC0 >> (x % 4 * 2) + elif(imwidth == self.height and imheight == self.width): + for y in range(imheight): + for x in range(imwidth): + newx = y + newy = self.height - x - 1 + if pixels[x, y] < 64: # black + buf[int((newx + newy*self.width) / 4)] &= ~(0xC0 >> (y % 4 * 2)) + elif pixels[x, y] < 192: # convert gray to red + buf[int((newx + newy*self.width) / 4)] &= ~(0xC0 >> (y % 4 * 2)) + buf[int((newx + newy*self.width) / 4)] |= 0x40 >> (y % 4 * 2) + else: # white + buf[int((newx + newy*self.width) / 4)] |= 0xC0 >> (y % 4 * 2) + return buf + + def display(self, image): + self.send_command(0x10) + for i in range(0, int(self.width / 4 * self.height)): + temp1 = image[i] + j = 0 + while (j < 4): + if ((temp1 & 0xC0) == 0xC0): + temp2 = 0x03 + elif ((temp1 & 0xC0) == 0x00): + temp2 = 0x00 + else: + temp2 = 0x04 + temp2 = (temp2 << 4) & 0xFF + temp1 = (temp1 << 2) & 0xFF + j += 1 + if((temp1 & 0xC0) == 0xC0): + temp2 |= 0x03 + elif ((temp1 & 0xC0) == 0x00): + temp2 |= 0x00 + else: + temp2 |= 0x04 + temp1 = (temp1 << 2) & 0xFF + self.send_data(temp2) + j += 1 + + self.send_command(0x12) + epdconfig.delay_ms(100) + self.ReadBusy() + + def Clear(self): + self.send_command(0x10) + for i in range(0, int(self.width / 4 * self.height)): + for j in range(0, 4): + self.send_data(0x33) + + self.send_command(0x12) + self.ReadBusy() + + def sleep(self): + self.send_command(0x02) # POWER_OFF + self.ReadBusy() + + self.send_command(0x07) # DEEP_SLEEP + self.send_data(0XA5) + + epdconfig.module_exit() +### END OF FILE ### + diff --git a/modules/drivers/epd_7_in_5_colour.py b/modules/drivers/epd_7_in_5_colour.py new file mode 100644 index 0000000..7ec3959 --- /dev/null +++ b/modules/drivers/epd_7_in_5_colour.py @@ -0,0 +1,201 @@ +# ***************************************************************************** +# * | File : epd7in5bc.py +# * | Author : Waveshare team +# * | Function : Electronic paper driver +# * | Info : +# *---------------- +# * | This version: V4.0 +# * | Date : 2019-06-20 +# # | Info : python demo +# ----------------------------------------------------------------------------- +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documnetation files (the "Software"), to deal +# in the Software without restriction, including without limitation the rights +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +# copies of the Software, and to permit persons to whom the Software is +# furished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in +# all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +# THE SOFTWARE. +# + + +import logging +from . import epdconfig + +# Display resolution +EPD_WIDTH = 640 +EPD_HEIGHT = 384 + +class EPD: + def __init__(self): + self.reset_pin = epdconfig.RST_PIN + self.dc_pin = epdconfig.DC_PIN + self.busy_pin = epdconfig.BUSY_PIN + self.cs_pin = epdconfig.CS_PIN + self.width = EPD_WIDTH + self.height = EPD_HEIGHT + + # Hardware reset + def reset(self): + epdconfig.digital_write(self.reset_pin, 1) + epdconfig.delay_ms(200) + epdconfig.digital_write(self.reset_pin, 0) + epdconfig.delay_ms(10) + epdconfig.digital_write(self.reset_pin, 1) + epdconfig.delay_ms(200) + + def send_command(self, command): + epdconfig.digital_write(self.dc_pin, 0) + epdconfig.digital_write(self.cs_pin, 0) + epdconfig.spi_writebyte([command]) + epdconfig.digital_write(self.cs_pin, 1) + + def send_data(self, data): + epdconfig.digital_write(self.dc_pin, 1) + epdconfig.digital_write(self.cs_pin, 0) + epdconfig.spi_writebyte([data]) + epdconfig.digital_write(self.cs_pin, 1) + + def ReadBusy(self): + logging.debug("e-Paper busy") + while(epdconfig.digital_read(self.busy_pin) == 0): # 0: idle, 1: busy + epdconfig.delay_ms(100) + logging.debug("e-Paper busy release") + + def init(self): + if (epdconfig.module_init() != 0): + return -1 + + self.reset() + + self.send_command(0x01) # POWER_SETTING + self.send_data(0x37) + self.send_data(0x00) + + self.send_command(0x00) # PANEL_SETTING + self.send_data(0xCF) + self.send_data(0x08) + + self.send_command(0x30) # PLL_CONTROL + self.send_data(0x3A) # PLL: 0-15:0x3C, 15+:0x3A + + self.send_command(0x82) # VCM_DC_SETTING + self.send_data(0x28) #all temperature range + + self.send_command(0x06) # BOOSTER_SOFT_START + self.send_data(0xc7) + self.send_data(0xcc) + self.send_data(0x15) + + self.send_command(0x50) # VCOM AND DATA INTERVAL SETTING + self.send_data(0x77) + + self.send_command(0x60) # TCON_SETTING + self.send_data(0x22) + + self.send_command(0x65) # FLASH CONTROL + self.send_data(0x00) + + self.send_command(0x61) # TCON_RESOLUTION + self.send_data(self.width >> 8) # source 640 + self.send_data(self.width & 0xff) + self.send_data(self.height >> 8) # gate 384 + self.send_data(self.height & 0xff) + + self.send_command(0xe5) # FLASH MODE + self.send_data(0x03) + + return 0 + + def getbuffer(self, image): + # logging.debug("bufsiz = ",int(self.width/8) * self.height) + buf = [0xFF] * (int(self.width/8) * self.height) + image_monocolor = image.convert('1') + imwidth, imheight = image_monocolor.size + pixels = image_monocolor.load() + logging.debug('imwidth = %d imheight = %d ',imwidth, imheight) + if(imwidth == self.width and imheight == self.height): + logging.debug("Horizontal") + for y in range(imheight): + for x in range(imwidth): + # Set the bits for the column of pixels at the current position. + if pixels[x, y] == 0: + buf[int((x + y * self.width) / 8)] &= ~(0x80 >> (x % 8)) + elif(imwidth == self.height and imheight == self.width): + logging.debug("Vertical") + for y in range(imheight): + for x in range(imwidth): + newx = y + newy = self.height - x - 1 + if pixels[x, y] == 0: + buf[int((newx + newy*self.width) / 8)] &= ~(0x80 >> (y % 8)) + return buf + + def display(self, imageblack, imagered): + self.send_command(0x10) + for i in range(0, int(self.width / 8 * self.height)): + temp1 = imageblack[i] + temp2 = imagered[i] + j = 0 + while (j < 8): + if ((temp2 & 0x80) == 0x00): + temp3 = 0x04 #red + elif ((temp1 & 0x80) == 0x00): + temp3 = 0x00 #black + else: + temp3 = 0x03 #white + + temp3 = (temp3 << 4) & 0xFF + temp1 = (temp1 << 1) & 0xFF + temp2 = (temp2 << 1) & 0xFF + j += 1 + if((temp2 & 0x80) == 0x00): + temp3 |= 0x04 #red + elif ((temp1 & 0x80) == 0x00): + temp3 |= 0x00 #black + else: + temp3 |= 0x03 #white + temp1 = (temp1 << 1) & 0xFF + temp2 = (temp2 << 1) & 0xFF + self.send_data(temp3) + j += 1 + + self.send_command(0x04) # POWER ON + self.ReadBusy() + self.send_command(0x12) # display refresh + epdconfig.delay_ms(100) + self.ReadBusy() + + def Clear(self): + self.send_command(0x10) + for i in range(0, int(self.width / 8 * self.height)): + self.send_data(0x33) + self.send_data(0x33) + self.send_data(0x33) + self.send_data(0x33) + + self.send_command(0x04) # POWER ON + self.ReadBusy() + self.send_command(0x12) # display refresh + epdconfig.delay_ms(100) + self.ReadBusy() + + def sleep(self): + self.send_command(0x02) # POWER_OFF + self.ReadBusy() + + self.send_command(0x07) # DEEP_SLEEP + self.send_data(0XA5) + + epdconfig.module_exit() +### END OF FILE ### + diff --git a/modules/drivers/epd_7_in_5_v2.py b/modules/drivers/epd_7_in_5_v2.py new file mode 100644 index 0000000..ceff4ce --- /dev/null +++ b/modules/drivers/epd_7_in_5_v2.py @@ -0,0 +1,170 @@ +# ***************************************************************************** +# * | File : epd7in5.py +# * | Author : Waveshare team +# * | Function : Electronic paper driver +# * | Info : +# *---------------- +# * | This version: V4.0 +# * | Date : 2019-06-20 +# # | Info : python demo +# ----------------------------------------------------------------------------- +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documnetation files (the "Software"), to deal +# in the Software without restriction, including without limitation the rights +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +# copies of the Software, and to permit persons to whom the Software is +# furished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in +# all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +# THE SOFTWARE. +# + + +import logging +from . import epdconfig + +# Display resolution +EPD_WIDTH = 800 +EPD_HEIGHT = 480 + +class EPD: + def __init__(self): + self.reset_pin = epdconfig.RST_PIN + self.dc_pin = epdconfig.DC_PIN + self.busy_pin = epdconfig.BUSY_PIN + self.cs_pin = epdconfig.CS_PIN + self.width = EPD_WIDTH + self.height = EPD_HEIGHT + + # Hardware reset + def reset(self): + epdconfig.digital_write(self.reset_pin, 1) + epdconfig.delay_ms(200) + epdconfig.digital_write(self.reset_pin, 0) + epdconfig.delay_ms(2) + epdconfig.digital_write(self.reset_pin, 1) + epdconfig.delay_ms(200) + + def send_command(self, command): + epdconfig.digital_write(self.dc_pin, 0) + epdconfig.digital_write(self.cs_pin, 0) + epdconfig.spi_writebyte([command]) + epdconfig.digital_write(self.cs_pin, 1) + + def send_data(self, data): + epdconfig.digital_write(self.dc_pin, 1) + epdconfig.digital_write(self.cs_pin, 0) + epdconfig.spi_writebyte([data]) + epdconfig.digital_write(self.cs_pin, 1) + + def ReadBusy(self): + logging.debug("e-Paper busy") + self.send_command(0x71) + busy = epdconfig.digital_read(self.busy_pin) + while(busy == 0): + self.send_command(0x71) + busy = epdconfig.digital_read(self.busy_pin) + epdconfig.delay_ms(200) + + def init(self): + if (epdconfig.module_init() != 0): + return -1 + # EPD hardware init start + self.reset() + + self.send_command(0x01) #POWER SETTING + self.send_data(0x07) + self.send_data(0x07) #VGH=20V,VGL=-20V + self.send_data(0x3f) #VDH=15V + self.send_data(0x3f) #VDL=-15V + + self.send_command(0x04) #POWER ON + epdconfig.delay_ms(100) + self.ReadBusy() + + self.send_command(0X00) #PANNEL SETTING + self.send_data(0x1F) #KW-3f KWR-2F BWROTP 0f BWOTP 1f + + self.send_command(0x61) #tres + self.send_data(0x03) #source 800 + self.send_data(0x20) + self.send_data(0x01) #gate 480 + self.send_data(0xE0) + + self.send_command(0X15) + self.send_data(0x00) + + self.send_command(0X50) #VCOM AND DATA INTERVAL SETTING + self.send_data(0x10) + self.send_data(0x07) + + self.send_command(0X60) #TCON SETTING + self.send_data(0x22) + + # EPD hardware init end + return 0 + + def getbuffer(self, image): + # logging.debug("bufsiz = ",int(self.width/8) * self.height) + buf = [0xFF] * (int(self.width/8) * self.height) + image_monocolor = image.convert('1') + imwidth, imheight = image_monocolor.size + pixels = image_monocolor.load() + # logging.debug("imwidth = %d, imheight = %d",imwidth,imheight) + if(imwidth == self.width and imheight == self.height): + logging.debug("Vertical") + for y in range(imheight): + for x in range(imwidth): + # Set the bits for the column of pixels at the current position. + if pixels[x, y] == 0: + buf[int((x + y * self.width) / 8)] &= ~(0x80 >> (x % 8)) + elif(imwidth == self.height and imheight == self.width): + logging.debug("Horizontal") + for y in range(imheight): + for x in range(imwidth): + newx = y + newy = self.height - x - 1 + if pixels[x, y] == 0: + buf[int((newx + newy*self.width) / 8)] &= ~(0x80 >> (y % 8)) + return buf + + def display(self, image): + self.send_command(0x13) + for i in range(0, int(self.width * self.height / 8)): + self.send_data(~image[i]); + + self.send_command(0x12) + epdconfig.delay_ms(100) + self.ReadBusy() + + def Clear(self): + self.send_command(0x10) + for i in range(0, int(self.width * self.height / 8)): + self.send_data(0x00) + + self.send_command(0x13) + for i in range(0, int(self.width * self.height / 8)): + self.send_data(0x00) + + self.send_command(0x12) + epdconfig.delay_ms(100) + self.ReadBusy() + + def sleep(self): + self.send_command(0x02) # POWER_OFF + self.ReadBusy() + + self.send_command(0x07) # DEEP_SLEEP + self.send_data(0XA5) + + epdconfig.module_exit() +### END OF FILE ### + diff --git a/modules/drivers/epd_7_in_5_v2_colour.py b/modules/drivers/epd_7_in_5_v2_colour.py new file mode 100644 index 0000000..9d631d3 --- /dev/null +++ b/modules/drivers/epd_7_in_5_v2_colour.py @@ -0,0 +1,173 @@ +# ***************************************************************************** +# * | File : epd7in5bc.py +# * | Author : Waveshare team +# * | Function : Electronic paper driver +# * | Info : +# *---------------- +# * | This version: V4.0 +# * | Date : 2019-06-20 +# # | Info : python demo +# ----------------------------------------------------------------------------- +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documnetation files (the "Software"), to deal +# in the Software without restriction, including without limitation the rights +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +# copies of the Software, and to permit persons to whom the Software is +# furished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in +# all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +# THE SOFTWARE. +# + + +import logging +from . import epdconfig + +# Display resolution +EPD_WIDTH = 800 +EPD_HEIGHT = 480 + +class EPD: + def __init__(self): + self.reset_pin = epdconfig.RST_PIN + self.dc_pin = epdconfig.DC_PIN + self.busy_pin = epdconfig.BUSY_PIN + self.cs_pin = epdconfig.CS_PIN + self.width = EPD_WIDTH + self.height = EPD_HEIGHT + + # Hardware reset + def reset(self): + epdconfig.digital_write(self.reset_pin, 1) + epdconfig.delay_ms(200) + epdconfig.digital_write(self.reset_pin, 0) + epdconfig.delay_ms(4) + epdconfig.digital_write(self.reset_pin, 1) + epdconfig.delay_ms(200) + + def send_command(self, command): + epdconfig.digital_write(self.dc_pin, 0) + epdconfig.digital_write(self.cs_pin, 0) + epdconfig.spi_writebyte([command]) + epdconfig.digital_write(self.cs_pin, 1) + + def send_data(self, data): + epdconfig.digital_write(self.dc_pin, 1) + epdconfig.digital_write(self.cs_pin, 0) + epdconfig.spi_writebyte([data]) + epdconfig.digital_write(self.cs_pin, 1) + + def ReadBusy(self): + logging.debug("e-Paper busy") + self.send_command(0x71) + busy = epdconfig.digital_read(self.busy_pin) + while(busy == 0): + self.send_command(0x71) + busy = epdconfig.digital_read(self.busy_pin) + epdconfig.delay_ms(200) + + def init(self): + if (epdconfig.module_init() != 0): + return -1 + + self.reset() + + self.send_command(0x01); #POWER SETTING + self.send_data(0x07); + self.send_data(0x07); #VGH=20V,VGL=-20V + self.send_data(0x3f); #VDH=15V + self.send_data(0x3f); #VDL=-15V + + self.send_command(0x04); #POWER ON + epdconfig.delay_ms(100); + self.ReadBusy(); + + self.send_command(0X00); #PANNEL SETTING + self.send_data(0x0F); #KW-3f KWR-2F BWROTP 0f BWOTP 1f + + self.send_command(0x61); #tres + self.send_data(0x03); #source 800 + self.send_data(0x20); + self.send_data(0x01); #gate 480 + self.send_data(0xE0); + + self.send_command(0X15); + self.send_data(0x00); + + self.send_command(0X50); #VCOM AND DATA INTERVAL SETTING + self.send_data(0x11); + self.send_data(0x07); + + self.send_command(0X60); #TCON SETTING + self.send_data(0x22); + + return 0 + + def getbuffer(self, image): + # logging.debug("bufsiz = ",int(self.width/8) * self.height) + buf = [0xFF] * (int(self.width/8) * self.height) + image_monocolor = image.convert('1') + imwidth, imheight = image_monocolor.size + pixels = image_monocolor.load() + logging.debug('imwidth = %d imheight = %d ',imwidth, imheight) + if(imwidth == self.width and imheight == self.height): + logging.debug("Horizontal") + for y in range(imheight): + for x in range(imwidth): + # Set the bits for the column of pixels at the current position. + if pixels[x, y] == 0: + buf[int((x + y * self.width) / 8)] &= ~(0x80 >> (x % 8)) + elif(imwidth == self.height and imheight == self.width): + logging.debug("Vertical") + for y in range(imheight): + for x in range(imwidth): + newx = y + newy = self.height - x - 1 + if pixels[x, y] == 0: + buf[int((newx + newy*self.width) / 8)] &= ~(0x80 >> (y % 8)) + return buf + + def display(self, imageblack, imagered): + self.send_command(0x10) + for i in range(0, int(self.width * self.height / 8)): + self.send_data(imageblack[i]); + + self.send_command(0x13) + for i in range(0, int(self.width * self.height / 8)): + self.send_data(~imagered[i]); + + self.send_command(0x12) + epdconfig.delay_ms(100) + self.ReadBusy() + + def Clear(self): + self.send_command(0x10) + for i in range(0, int(self.width * self.height / 8)): + self.send_data(0xff) + + self.send_command(0x13) + for i in range(0, int(self.width * self.height / 8)): + self.send_data(0x00) + + self.send_command(0x12) + epdconfig.delay_ms(100) + self.ReadBusy() + + def sleep(self): + self.send_command(0x02) # POWER_OFF + self.ReadBusy() + + self.send_command(0x07) # DEEP_SLEEP + self.send_data(0XA5) + + epdconfig.module_exit() +### END OF FILE ### + diff --git a/modules/drivers/epdconfig.py b/modules/drivers/epdconfig.py new file mode 100644 index 0000000..7f50759 --- /dev/null +++ b/modules/drivers/epdconfig.py @@ -0,0 +1,154 @@ +# /***************************************************************************** +# * | File : epdconfig.py +# * | Author : Waveshare team +# * | Function : Hardware underlying interface +# * | Info : +# *---------------- +# * | This version: V1.0 +# * | Date : 2019-06-21 +# * | Info : +# ****************************************************************************** +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documnetation files (the "Software"), to deal +# in the Software without restriction, including without limitation the rights +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +# copies of the Software, and to permit persons to whom the Software is +# furished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in +# all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +# LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +# THE SOFTWARE. +# + +import os +import logging +import sys +import time + + +class RaspberryPi: + # Pin definition + RST_PIN = 17 + DC_PIN = 25 + CS_PIN = 8 + BUSY_PIN = 24 + + def __init__(self): + import spidev + import RPi.GPIO + + self.GPIO = RPi.GPIO + + # SPI device, bus = 0, device = 0 + self.SPI = spidev.SpiDev(0, 0) + + def digital_write(self, pin, value): + self.GPIO.output(pin, value) + + def digital_read(self, pin): + return self.GPIO.input(pin) + + def delay_ms(self, delaytime): + time.sleep(delaytime / 1000.0) + + def spi_writebyte(self, data): + self.SPI.writebytes(data) + + def module_init(self): + self.GPIO.setmode(self.GPIO.BCM) + self.GPIO.setwarnings(False) + self.GPIO.setup(self.RST_PIN, self.GPIO.OUT) + self.GPIO.setup(self.DC_PIN, self.GPIO.OUT) + self.GPIO.setup(self.CS_PIN, self.GPIO.OUT) + self.GPIO.setup(self.BUSY_PIN, self.GPIO.IN) + self.SPI.max_speed_hz = 4000000 + self.SPI.mode = 0b00 + return 0 + + def module_exit(self): + logging.debug("spi end") + #self.SPI.close() #removed as it causes some problems + + logging.debug("close 5V, Module enters 0 power consumption ...") + self.GPIO.output(self.RST_PIN, 0) + self.GPIO.output(self.DC_PIN, 0) + + self.GPIO.cleanup() + + +class JetsonNano: + # Pin definition + RST_PIN = 17 + DC_PIN = 25 + CS_PIN = 8 + BUSY_PIN = 24 + + def __init__(self): + import ctypes + find_dirs = [ + os.path.dirname(os.path.realpath(__file__)), + '/usr/local/lib', + '/usr/lib', + ] + self.SPI = None + for find_dir in find_dirs: + so_filename = os.path.join(find_dir, 'sysfs_software_spi.so') + if os.path.exists(so_filename): + self.SPI = ctypes.cdll.LoadLibrary(so_filename) + break + if self.SPI is None: + raise RuntimeError('Cannot find sysfs_software_spi.so') + + import Jetson.GPIO + self.GPIO = Jetson.GPIO + + def digital_write(self, pin, value): + self.GPIO.output(pin, value) + + def digital_read(self, pin): + return self.GPIO.input(self.BUSY_PIN) + + def delay_ms(self, delaytime): + time.sleep(delaytime / 1000.0) + + def spi_writebyte(self, data): + self.SPI.SYSFS_software_spi_transfer(data[0]) + + def module_init(self): + self.GPIO.setmode(self.GPIO.BCM) + self.GPIO.setwarnings(False) + self.GPIO.setup(self.RST_PIN, self.GPIO.OUT) + self.GPIO.setup(self.DC_PIN, self.GPIO.OUT) + self.GPIO.setup(self.CS_PIN, self.GPIO.OUT) + self.GPIO.setup(self.BUSY_PIN, self.GPIO.IN) + self.SPI.SYSFS_software_spi_begin() + return 0 + + def module_exit(self): + logging.debug("spi end") + self.SPI.SYSFS_software_spi_end() + + logging.debug("close 5V, Module enters 0 power consumption ...") + self.GPIO.output(self.RST_PIN, 0) + self.GPIO.output(self.DC_PIN, 0) + + self.GPIO.cleanup() + + +if os.path.exists('/sys/bus/platform/drivers/gpiomem-bcm2835'): + implementation = RaspberryPi() +else: + implementation = JetsonNano() + +for func in [x for x in dir(implementation) if not x.startswith('_')]: + setattr(sys.modules[__name__], func, getattr(implementation, func)) + + +### END OF FILE ### diff --git a/modules/drivers/init.py b/modules/drivers/init.py new file mode 100644 index 0000000..9b2c532 --- /dev/null +++ b/modules/drivers/init.py @@ -0,0 +1 @@ +#nothing in here. What did you expect? \ No newline at end of file