#!/usr/bin/python # -*- coding:utf-8 -*- # ***************************************************************************** # * | File : epd5in65f.py # * | Author : Waveshare team # * | Function : Electronic paper driver # * | Info : # *---------------- # * | This version: V1.0 # * | Date : 2020-03-02 # # | 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.busy_pin = epdconfig.BUSY_PIN self.width = EPD_WIDTH self.height = EPD_HEIGHT self.BLACK = 0x000000 # 0000 BGR self.WHITE = 0xffffff # 0001 self.GREEN = 0x00ff00 # 0010 self.BLUE = 0xff0000 # 0011 self.RED = 0x0000ff # 0100 self.YELLOW = 0x00ffff # 0101 self.ORANGE = 0x0080ff # 0110 def ReadBusyHigh(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 ReadBusyLow(self): logging.debug("e-Paper busy") while(epdconfig.digital_read(self.busy_pin) == 1): # 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 epdconfig.reset(600, 2, 200) self.ReadBusyHigh() epdconfig.send_command(0x00) epdconfig.send_data(0xEF) epdconfig.send_data(0x08) epdconfig.send_command(0x01) epdconfig.send_data(0x37) epdconfig.send_data(0x00) epdconfig.send_data(0x23) epdconfig.send_data(0x23) epdconfig.send_command(0x03) epdconfig.send_data(0x00) epdconfig.send_command(0x06) epdconfig.send_data(0xC7) epdconfig.send_data(0xC7) epdconfig.send_data(0x1D) epdconfig.send_command(0x30) epdconfig.send_data(0x3c) epdconfig.send_command(0x40) epdconfig.send_data(0x00) epdconfig.send_command(0x50) epdconfig.send_data(0x37) epdconfig.send_command(0x60) epdconfig.send_data(0x22) epdconfig.send_command(0x61) epdconfig.send_data(0x02) epdconfig.send_data(0x58) epdconfig.send_data(0x01) epdconfig.send_data(0xC0) epdconfig.send_command(0xE3) epdconfig.send_data(0xAA) epdconfig.delay_ms(100) epdconfig.send_command(0x50) epdconfig.send_data(0x37) # EPD hardware init end return 0 def getbuffer(self, image): buf = [0x00] * int(self.width * self.height / 2) image_monocolor = image.convert('RGB')#Picture mode conversion 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. Add = int((x + y * self.width) / 2) Color = 0; if (pixels[x, y][0] == 0 and pixels[x, y][1] == 0 and pixels[x, y][2] == 0): Color = 0 elif (pixels[x, y][0] == 255 and pixels[x, y][1] == 255 and pixels[x, y][2] == 255): Color = 1 elif (pixels[x, y][0] == 0 and pixels[x, y][1] == 255 and pixels[x, y][2] == 0): Color = 2 elif (pixels[x, y][0] == 0 and pixels[x, y][1] == 0 and pixels[x, y][2] == 255): Color = 3 elif (pixels[x, y][0] == 255 and pixels[x, y][1] == 0 and pixels[x, y][2] == 0): Color = 4 elif (pixels[x, y][0] == 255 and pixels[x, y][1] == 255 and pixels[x, y][2] == 0): Color = 5 elif (pixels[x, y][0] == 255 and pixels[x, y][1] == 128 and pixels[x, y][2] == 0): Color = 6 data_t = buf[Add]&(~(0xF0 >> ((x % 2)*4))) buf[Add] = data_t | ((Color << 4) >> ((x % 2)*4)); 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 Add = int((newx + newy*self.width) / 2) Color = 0; if (pixels[x, y][0] == 0 and pixels[x, y][1] == 0 and pixels[x, y][2] == 0): Color = 0 elif (pixels[x, y][0] == 255 and pixels[x, y][1] == 255 and pixels[x, y][2] == 255): Color = 1 elif (pixels[x, y][0] == 0 and pixels[x, y][1] == 255 and pixels[x, y][2] == 0): Color = 2 elif (pixels[x, y][0] == 0 and pixels[x, y][1] == 0 and pixels[x, y][2] == 255): Color = 3 elif (pixels[x, y][0] == 255 and pixels[x, y][1] == 0 and pixels[x, y][2] == 0): Color = 4 elif (pixels[x, y][0] == 255 and pixels[x, y][1] == 255 and pixels[x, y][2] == 0): Color = 5 elif (pixels[x, y][0] == 255 and pixels[x, y][1] == 128 and pixels[x, y][2] == 0): Color = 6 data_t = buf[Add]&(~(0xF0 >> ((newx % 2)*4))) buf[Add] = data_t | ((Color << 4) >> ((newx % 2)*4)); return buf def display(self,image): epdconfig.send_command(0x61)#Set Resolution setting epdconfig.send_data(0x02) epdconfig.send_data(0x58) epdconfig.send_data(0x01) epdconfig.send_data(0xC0) epdconfig.send_command(0x10) for i in range(0, int(EPD_HEIGHT)): for j in range(0, int(EPD_WIDTH/2)): epdconfig.send_data((image[j+(int(EPD_WIDTH/2)*i)])) epdconfig.send_command(0x04)#0x04 self.ReadBusyHigh() epdconfig.send_command(0x12)#0x12 self.ReadBusyHigh() epdconfig.send_command(0x02) #0x02 self.ReadBusyLow() epdconfig.delay_ms(500) def Clear(self): epdconfig.send_command(0x61)#Set Resolution setting epdconfig.send_data(0x02) epdconfig.send_data(0x58) epdconfig.send_data(0x01) epdconfig.send_data(0xC0) epdconfig.send_command(0x10) for i in range(0, int(EPD_HEIGHT)): for j in range(0, int(EPD_WIDTH/2)): epdconfig.send_data(0x11) #BLACK 0x00 /// 0000 #WHITE 0x11 /// 0001 #GREEN 0x22 /// 0010 #BLUE 0x33 /// 0011 #RED 0x44 /// 0100 #YELLOW 0x55 /// 0101 #ORANGE 0x66 /// 0110 #CLEAN 0x77 /// 0111 unavailable Afterimage epdconfig.send_command(0x04)#0x04 self.ReadBusyHigh() epdconfig.send_command(0x12)#0x12 self.ReadBusyHigh() epdconfig.send_command(0x02) #0x02 self.ReadBusyLow() epdconfig.delay_ms(500) def sleep(self): epdconfig.delay_ms(500) epdconfig.send_command(0x07) # DEEP_SLEEP epdconfig.send_data(0XA5) epdconfig.digital_write(self.reset_pin, 0) epdconfig.delay_ms(2000) epdconfig.module_exit()