# /***************************************************************************** # * | File : epd2in13d.py # * | Author : Waveshare team # * | Function : Electronic paper driver # * | Info : # *---------------- # * | This version: V3.0 # * | Date : 2018-11-01 # * | Info : python2 demo # * 1.Remove: # digital_write(self, pin, value) # digital_read(self, pin) # delay_ms(self, delaytime) # set_lut(self, lut) # self.lut = self.lut_full_update # * 2.Change: # display_frame -> TurnOnDisplay # set_memory_area -> SetWindow # set_memory_pointer -> SetCursor # * 3.How to use # epd = epd1in54.EPD() # epd.init(epd.lut_full_update) # image = Image.new('1', (epd1in54.EPD_WIDTH, epd1in54.EPD_HEIGHT), 255) # ... # drawing ...... # ... # epd.display(getbuffer(image)) # ******************************************************************************/ # 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 epdconfig from PIL import Image import RPi.GPIO as GPIO # Display resolution EPD_WIDTH = 104 EPD_HEIGHT = 212 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 lut_vcomDC = [ 0x00, 0x08, 0x00, 0x00, 0x00, 0x02, 0x60, 0x28, 0x28, 0x00, 0x00, 0x01, 0x00, 0x14, 0x00, 0x00, 0x00, 0x01, 0x00, 0x12, 0x12, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, ] lut_ww = [ 0x40, 0x08, 0x00, 0x00, 0x00, 0x02, 0x90, 0x28, 0x28, 0x00, 0x00, 0x01, 0x40, 0x14, 0x00, 0x00, 0x00, 0x01, 0xA0, 0x12, 0x12, 0x00, 0x00, 0x01, 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, 0x0F, 0x0F, 0x00, 0x00, 0x03, 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, 0x08, 0x00, 0x00, 0x00, 0x02, 0x90, 0x28, 0x28, 0x00, 0x00, 0x01, 0x80, 0x14, 0x00, 0x00, 0x00, 0x01, 0x50, 0x12, 0x12, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, ] lut_bb = [ 0x80, 0x08, 0x00, 0x00, 0x00, 0x02, 0x90, 0x28, 0x28, 0x00, 0x00, 0x01, 0x80, 0x14, 0x00, 0x00, 0x00, 0x01, 0x50, 0x12, 0x12, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, ] lut_vcom1 = [ 0x00, 0x19, 0x01, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, ] lut_ww1 = [ 0x00, 0x19, 0x01, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, ] lut_bw1 = [ 0x80, 0x19, 0x01, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, ] lut_wb1 = [ 0x40, 0x19, 0x01, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, ] lut_bb1 = [ 0x00, 0x19, 0x01, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 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, GPIO.HIGH) epdconfig.delay_ms(200) epdconfig.digital_write(self.reset_pin, GPIO.LOW) # module reset epdconfig.delay_ms(200) epdconfig.digital_write(self.reset_pin, GPIO.HIGH) epdconfig.delay_ms(200) def send_command(self, command): epdconfig.digital_write(self.cs_pin, GPIO.LOW) epdconfig.digital_write(self.dc_pin, GPIO.HIGH) epdconfig.spi_writebyte([command]) epdconfig.digital_write(self.cs_pin, GPIO.HIGH) def send_data(self, data): epdconfig.digital_write(self.cs_pin, GPIO.LOW) epdconfig.digital_write(self.dc_pin, GPIO.HIGH) epdconfig.spi_writebyte([data]) epdconfig.digital_write(self.cs_pin, GPIO.HIGH) def wait_until_idle(self): print("e-Paper busy") while(epdconfig.digital_read(self.busy_pin) == 0): # 0: idle, 1: busy self.send_command(0x71) epdconfig.delay_ms(100) print("e-Paper busy release") def TurnOnDisplay(self): self.send_command(0x12) epdconfig.delay_ms(10) self.wait_until_idle() 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) self.send_data(0x00) self.send_data(0x2b) self.send_data(0x2b) self.send_data(0x03) self.send_command(0x06) #boost soft start self.send_data(0x17) #A self.send_data(0x17) #B self.send_data(0x17) #C self.send_command(0x04) self.wait_until_idle() self.send_command(0x00) #panel setting self.send_data(0xbf) # LUT from OTP,128x296 self.send_data(0x0d) #VCOM to 0V fast self.send_command(0x30) #PLL setting self.send_data(0x3a) # 3a 100HZ 29 150Hz 39 200HZ 31 171HZ self.send_command(0x61) #resolution setting self.send_data(self.width) self.send_data((self.height >> 8) & 0xff) self.send_data(self.height& 0xff) self.send_command(0x82) #vcom_DC setting self.send_data(0x28) return 0 def SetFullReg(self): self.send_command(0x82) self.send_data(0x00) self.send_command(0X50) self.send_data(0x97) self.send_command(0x20) # vcom for count in range(0, 44): self.send_data(self.lut_vcomDC[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_wb[count]) self.send_command(0x24) # bb b for count in range(0, 42): self.send_data(self.lut_bb[count]) def SetPartReg(self): self.send_command(0x82) self.send_data(0x03) self.send_command(0X50) self.send_data(0x47) self.send_command(0x20) # vcom for count in range(0, 44): self.send_data(self.lut_vcom1[count]) self.send_command(0x21) # ww -- for count in range(0, 42): self.send_data(self.lut_ww1[count]) self.send_command(0x22) # bw r for count in range(0, 42): self.send_data(self.lut_bw1[count]) self.send_command(0x23) # wb w for count in range(0, 42): self.send_data(self.lut_wb1[count]) self.send_command(0x24) # bb b for count in range(0, 42): self.send_data(self.lut_bb1[count]) def getbuffer(self, image): buf = [0xFF] * ((self.width//8) * self.height) image_monocolor = image.convert('1') imwidth, imheight = image_monocolor.size pixels = image_monocolor.load() if(imwidth == self.width and imheight == self.height): print("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[(x + y * self.width) // 8] &= ~(0x80 >> (x % 8)) elif(imwidth == self.height and imheight == self.width): print("Horizontal") for y in range(imheight): for x in range(imwidth): newx = y newy = self.height - x - 1 if pixels[x, y] == 0: buf[(newx + newy*self.width) // 8] &= ~(0x80 >> (y % 8)) return buf def display(self, image): if (Image == None): return self.send_command(0x10) for i in range(0, self.width * self.height // 8): self.send_data(0x00) epdconfig.delay_ms(10) self.send_command(0x13) for i in range(0, self.width * self.height // 8): self.send_data(image[i]) epdconfig.delay_ms(10) self.SetFullReg() self.TurnOnDisplay() def DisplayPartial(self, image): if (Image == None): return self.SetPartReg() self.send_command(0x91) self.send_command(0x90) self.send_data(0) self.send_data(self.width - 1) self.send_data(0) self.send_data(0) self.send_data(self.height // 256) self.send_data(self.height % 256 - 1) self.send_data(0x28) self.send_command(0x10) for i in range(0, self.width * self.height // 8): self.send_data(image[i]) epdconfig.delay_ms(10) self.send_command(0x13) for i in range(0, self.width * self.height // 8): self.send_data(~image[i]) epdconfig.delay_ms(10) self.TurnOnDisplay() def Clear(self, color): self.send_command(0x10) for i in range(0, self.width * self.height // 8): self.send_data(0x00) epdconfig.delay_ms(10) self.send_command(0x13) for i in range(0, self.width * self.height // 8): self.send_data(0xFF) epdconfig.delay_ms(10) self.SetFullReg() self.TurnOnDisplay() def sleep(self): self.send_command(0X50) self.send_data(0xf7) self.send_command(0X02) #power off self.send_command(0X07) #deep sleep self.send_data(0xA5) ### END OF FILE ###