# /***************************************************************************** # * | File : epd12in48.py # * | Author : Waveshare electrices # * | Function : Hardware underlying interface # * | Info : # *---------------- # * | This version: V1.0 # * | Date : 2019-11-01 # * | 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 time from inkycal.display.drivers import epdconfig_12_in_48 as epdconfig EPD_WIDTH = 1304 EPD_HEIGHT = 984 class EPD(object): def __init__(self): self.width = EPD_WIDTH self.height = EPD_HEIGHT self.EPD_M1_CS_PIN = epdconfig.EPD_M1_CS_PIN self.EPD_S1_CS_PIN = epdconfig.EPD_S1_CS_PIN self.EPD_M2_CS_PIN = epdconfig.EPD_M2_CS_PIN self.EPD_S2_CS_PIN = epdconfig.EPD_S2_CS_PIN self.EPD_M1S1_DC_PIN = epdconfig.EPD_M1S1_DC_PIN self.EPD_M2S2_DC_PIN = epdconfig.EPD_M2S2_DC_PIN self.EPD_M1S1_RST_PIN = epdconfig.EPD_M1S1_RST_PIN self.EPD_M2S2_RST_PIN = epdconfig.EPD_M2S2_RST_PIN self.EPD_M1_BUSY_PIN = epdconfig.EPD_M1_BUSY_PIN self.EPD_S1_BUSY_PIN = epdconfig.EPD_S1_BUSY_PIN self.EPD_M2_BUSY_PIN = epdconfig.EPD_M2_BUSY_PIN self.EPD_S2_BUSY_PIN = epdconfig.EPD_S2_BUSY_PIN def init(self): print("EPD init...") epdconfig.module_init() epdconfig.digital_write(self.EPD_M1_CS_PIN, 1) epdconfig.digital_write(self.EPD_S1_CS_PIN, 1) epdconfig.digital_write(self.EPD_M2_CS_PIN, 1) epdconfig.digital_write(self.EPD_S2_CS_PIN, 1) self.Reset() #panel setting self.M1_SendCommand(0x00) self.M1_SendData(0x1f) #KW-3f KWR-2F BWROTP 0f BWOTP 1f self.S1_SendCommand(0x00) self.S1_SendData(0x1f) self.M2_SendCommand(0x00) self.M2_SendData(0x13) self.S2_SendCommand(0x00) self.S2_SendData(0x13) # booster soft start self.M1_SendCommand(0x06) self.M1_SendData(0x17) #A self.M1_SendData(0x17) #B self.M1_SendData(0x39) #C self.M1_SendData(0x17) self.M2_SendCommand(0x06) self.M2_SendData(0x17) self.M2_SendData(0x17) self.M2_SendData(0x39) self.M2_SendData(0x17) #resolution setting self.M1_SendCommand(0x61) self.M1_SendData(0x02) self.M1_SendData(0x88) #source 648 self.M1_SendData(0x01) #gate 492 self.M1_SendData(0xEC) self.S1_SendCommand(0x61) self.S1_SendData(0x02) self.S1_SendData(0x90) #source 656 self.S1_SendData(0x01) #gate 492 self.S1_SendData(0xEC) self.M2_SendCommand(0x61) self.M2_SendData(0x02) self.M2_SendData(0x90) #source 656 self.M2_SendData(0x01) #gate 492 self.M2_SendData(0xEC) self.S2_SendCommand(0x61) self.S2_SendData(0x02) self.S2_SendData(0x88) #source 648 self.S2_SendData(0x01) #gate 492 self.S2_SendData(0xEC) self.M1S1M2S2_SendCommand(0x15) #DUSPI self.M1S1M2S2_SendData(0x20) self.M1S1M2S2_SendCommand(0x50) #Vcom and data interval setting self.M1S1M2S2_SendData(0x21) #Border KW self.M1S1M2S2_SendData(0x07) self.M1S1M2S2_SendCommand(0x60) #TCON self.M1S1M2S2_SendData(0x22) self.M1S1M2S2_SendCommand(0xE3) self.M1S1M2S2_SendData(0x00) #temperature temp = self.M1_ReadTemperature() self.M1S1M2S2_SendCommand(0xe0) #Cascade setting self.M1S1M2S2_SendData(0x03) self.M1S1M2S2_SendCommand(0xe5) #Force temperature self.M1S1M2S2_SendData(temp) 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() 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] == 0: buf[int((x + y * self.width) / 8)] &= ~(0x80 >> (x % 8)) 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] == 0: buf[int((newx + newy*self.width) / 8)] &= ~(0x80 >> (y % 8)) return buf def display(self, buf): #M1 part 648*492 self.M1_SendCommand(0x13) for y in range(492, 984): for x in range(0, 81): self.M1_SendData(buf[y*163 + x]) #S1 part 656*492 self.S1_SendCommand(0x13) for y in range(492, 984): for x in range(81, 163): self.S1_SendData(buf[y*163 + x]) #M2 part 656*492 self.M2_SendCommand(0x13) for y in range(0, 492): for x in range(81, 163): self.M2_SendData(buf[y*163 + x]) #S2 part 648*492 self.S2_SendCommand(0x13) for y in range(0, 492): for x in range(0, 81): self.S2_SendData(buf[y*163 + x]) self.TurnOnDisplay() def clear(self): """Clear contents of image buffer""" self.M1_SendCommand(0x13) for y in range(492, 984): for x in range(0, 81): self.M1_SendData(0xff) self.S1_SendCommand(0x13) for y in range(492, 984): for x in range(81, 163): self.S1_SendData(0xff) self.M2_SendCommand(0x13) for y in range(0, 492): for x in range(81, 163): self.M2_SendData(0xff) self.S2_SendCommand(0x13) for y in range(0, 492): for x in range(0, 81): self.S2_SendData(0xff) self.TurnOnDisplay() """ M1S1M2S2 Write register address and data """ def M1S1M2S2_SendCommand(self, cmd): epdconfig.digital_write(self.EPD_M1S1_DC_PIN, 0) epdconfig.digital_write(self.EPD_M2S2_DC_PIN, 0) epdconfig.digital_write(self.EPD_M1_CS_PIN, 0) epdconfig.digital_write(self.EPD_S1_CS_PIN, 0) epdconfig.digital_write(self.EPD_M2_CS_PIN, 0) epdconfig.digital_write(self.EPD_S2_CS_PIN, 0) epdconfig.spi_writebyte(cmd) epdconfig.digital_write(self.EPD_M1_CS_PIN, 1) epdconfig.digital_write(self.EPD_S1_CS_PIN, 1) epdconfig.digital_write(self.EPD_M2_CS_PIN, 1) epdconfig.digital_write(self.EPD_S2_CS_PIN, 1) def M1S1M2S2_SendData(self, val): epdconfig.digital_write(self.EPD_M1S1_DC_PIN, 1) epdconfig.digital_write(self.EPD_M2S2_DC_PIN, 1) epdconfig.digital_write(self.EPD_M1_CS_PIN, 0) epdconfig.digital_write(self.EPD_S1_CS_PIN, 0) epdconfig.digital_write(self.EPD_M2_CS_PIN, 0) epdconfig.digital_write(self.EPD_S2_CS_PIN, 0) epdconfig.spi_writebyte(val) epdconfig.digital_write(self.EPD_M1_CS_PIN, 1) epdconfig.digital_write(self.EPD_S1_CS_PIN, 1) epdconfig.digital_write(self.EPD_M2_CS_PIN, 1) epdconfig.digital_write(self.EPD_S2_CS_PIN, 1) """ M1M2 Write register address and data """ def M1M2_SendCommand(self, cmd): epdconfig.digital_write(self.EPD_M1S1_DC_PIN, 0) epdconfig.digital_write(self.EPD_M2S2_DC_PIN, 0) epdconfig.digital_write(self.EPD_M1_CS_PIN, 0) epdconfig.digital_write(self.EPD_M2_CS_PIN, 0) epdconfig.spi_writebyte(cmd) epdconfig.digital_write(self.EPD_M1_CS_PIN, 1) epdconfig.digital_write(self.EPD_M2_CS_PIN, 1) def M1S1M2S2_Senddata(self, val): epdconfig.digital_write(self.EPD_M1S1_DC_PIN, 1) epdconfig.digital_write(self.EPD_M2S2_DC_PIN, 1) epdconfig.digital_write(self.EPD_M1_CS_PIN, 0) epdconfig.digital_write(self.EPD_M2_CS_PIN, 0) epdconfig.spi_writebyte(val) epdconfig.digital_write(self.EPD_M1_CS_PIN, 1) epdconfig.digital_write(self.EPD_M2_CS_PIN, 1) """ S2 Write register address and data """ def S2_SendCommand(self, cmd): epdconfig.digital_write(self.EPD_M2S2_DC_PIN, 0) epdconfig.digital_write(self.EPD_S2_CS_PIN, 0) epdconfig.spi_writebyte(cmd) epdconfig.digital_write(self.EPD_S2_CS_PIN, 1) def S2_SendData(self, val): epdconfig.digital_write(self.EPD_M2S2_DC_PIN, 1) epdconfig.digital_write(self.EPD_S2_CS_PIN, 0) epdconfig.spi_writebyte(val) epdconfig.digital_write(self.EPD_S2_CS_PIN, 1) """ M2 Write register address and data """ def M2_SendCommand(self, cmd): epdconfig.digital_write(self.EPD_M2S2_DC_PIN, 0) epdconfig.digital_write(self.EPD_M2_CS_PIN, 0) epdconfig.spi_writebyte(cmd) epdconfig.digital_write(self.EPD_M2_CS_PIN, 1) def M2_SendData(self, val): epdconfig.digital_write(self.EPD_M2S2_DC_PIN, 1) epdconfig.digital_write(self.EPD_M2_CS_PIN, 0) epdconfig.spi_writebyte(val) epdconfig.digital_write(self.EPD_M2_CS_PIN, 1) """ S1 Write register address and data """ def S1_SendCommand(self, cmd): epdconfig.digital_write(self.EPD_M1S1_DC_PIN, 0) epdconfig.digital_write(self.EPD_S1_CS_PIN, 0) epdconfig.spi_writebyte(cmd) epdconfig.digital_write(self.EPD_S1_CS_PIN, 1) def S1_SendData(self, val): epdconfig.digital_write(self.EPD_M1S1_DC_PIN, 1) epdconfig.digital_write(self.EPD_S1_CS_PIN, 0) epdconfig.spi_writebyte(val) epdconfig.digital_write(self.EPD_S1_CS_PIN, 1) """ M1 Write register address and data """ def M1_SendCommand(self, cmd): epdconfig.digital_write(self.EPD_M1S1_DC_PIN, 0) epdconfig.digital_write(self.EPD_M1_CS_PIN, 0) epdconfig.spi_writebyte(cmd) epdconfig.digital_write(self.EPD_M1_CS_PIN, 1) def M1_SendData(self, val): epdconfig.digital_write(self.EPD_M1S1_DC_PIN, 1) epdconfig.digital_write(self.EPD_M1_CS_PIN, 0) epdconfig.spi_writebyte(val) epdconfig.digital_write(self.EPD_M1_CS_PIN, 1) def Reset(self): epdconfig.digital_write(self.EPD_M1S1_RST_PIN, 1) epdconfig.digital_write(self.EPD_M2S2_RST_PIN, 1) time.sleep(0.2) epdconfig.digital_write(self.EPD_M1S1_RST_PIN, 0) epdconfig.digital_write(self.EPD_M2S2_RST_PIN, 0) time.sleep(0.01) epdconfig.digital_write(self.EPD_M1S1_RST_PIN, 1) epdconfig.digital_write(self.EPD_M2S2_RST_PIN, 1) time.sleep(0.2) def sleep(self): self.M1S1M2S2_SendCommand(0X02) time.sleep(0.3) self.M1S1M2S2_SendCommand(0X07) self.M1S1M2S2_SendData(0xA5) time.sleep(0.3) print("module_exit") epdconfig.module_exit() def TurnOnDisplay(self): self.M1M2_SendCommand(0x04) time.sleep(0.3) self.M1S1M2S2_SendCommand(0x12) self.M1_ReadBusy() self.S1_ReadBusy() self.M2_ReadBusy() self.S2_ReadBusy() #Busy def M1_ReadBusy(self): self.M1_SendCommand(0x71) busy = epdconfig.digital_read(self.EPD_M1_BUSY_PIN) busy = not(busy & 0x01) print("M1_ReadBusy") while(busy): self.M1_SendCommand(0x71) busy = epdconfig.digital_read(self.EPD_M1_BUSY_PIN) busy = not(busy & 0x01) time.sleep(0.2) def M2_ReadBusy(self): self.M2_SendCommand(0x71) busy = epdconfig.digital_read(self.EPD_M2_BUSY_PIN) busy = not(busy & 0x01) print("M2_ReadBusy") while(busy): self.M2_SendCommand(0x71) busy = epdconfig.digital_read(self.EPD_M2_BUSY_PIN) busy =not(busy & 0x01) time.sleep(0.2) def S1_ReadBusy(self): self.S1_SendCommand(0x71) busy = epdconfig.digital_read(self.EPD_S1_BUSY_PIN) busy = not(busy & 0x01) print("s1_ReadBusy") while(busy): self.S1_SendCommand(0x71) busy = epdconfig.digital_read(self.EPD_S1_BUSY_PIN) busy = not(busy & 0x01) time.sleep(0.2) def S2_ReadBusy(self): self.S2_SendCommand(0x71) busy = epdconfig.digital_read(self.EPD_S2_BUSY_PIN) busy = not(busy & 0x01) print("S2_ReadBusy") while(busy): self.S2_SendCommand(0x71) busy = epdconfig.digital_read(self.EPD_S2_BUSY_PIN) busy = not(busy & 0x01) time.sleep(0.2) def M1_ReadTemperature(self): self.M1_SendCommand(0x40) self.M1_ReadBusy() time.sleep(0.3) epdconfig.digital_write(self.EPD_M1_CS_PIN, 0) epdconfig.digital_write(self.EPD_S1_CS_PIN, 1) epdconfig.digital_write(self.EPD_M2_CS_PIN, 1) epdconfig.digital_write(self.EPD_S2_CS_PIN, 1) epdconfig.digital_write(self.EPD_M1S1_DC_PIN, 1) time.sleep(0.01) # temp = epdconfig.spi_readbyte(0x00) temp = 25 print("Read Temperature Reg:%d"%temp) epdconfig.digital_write(self.EPD_M1_CS_PIN, 1) # temp =0x29 return temp