The 1in54_V2 program uses external waveform, Improved refresh speed and compatibility
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452880de52
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9 changed files with 209 additions and 74 deletions
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@ -21,7 +21,7 @@ try:
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epd = epd1in54_V2.EPD()
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logging.info("init and Clear")
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epd.init()
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epd.init(0)
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epd.Clear(0xFF)
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time.sleep(1)
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@ -67,6 +67,7 @@ try:
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# Image.new('1', (epd.width, epd.height), 255)
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epd.displayPartBaseImage(epd.getbuffer(time_image))
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epd.init(1) # into partial refresh mode
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time_draw = ImageDraw.Draw(time_image)
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num = 0
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while (True):
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@ -80,7 +81,7 @@ try:
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break
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logging.info("Clear...")
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epd.init()
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epd.init(0)
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epd.Clear(0xFF)
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logging.info("Goto Sleep...")
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@ -43,6 +43,75 @@ class EPD:
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self.width = EPD_WIDTH
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self.height = EPD_HEIGHT
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# waveform full refresh
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WF_Full_1IN54 = [
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0x80, 0x48, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x40, 0x48, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x80, 0x48, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x40, 0x48, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0xA, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x8, 0x1, 0x0, 0x8, 0x1, 0x0, 0x2,
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0xA, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x0, 0x0, 0x0,
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0x22, 0x17, 0x41, 0x0, 0x32, 0x20
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]
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# waveform partial refresh(fast)
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WF_PARTIAL_1IN54_0 = [
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0x0,0x40,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x80,0x80,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x40,0x40,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x80,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0xF,0x0,0x0,0x0,0x0,0x0,0x0,
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0x1,0x1,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x22,0x22,0x22,0x22,0x22,0x22,0x0,0x0,0x0,
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0x02,0x17,0x41,0xB0,0x32,0x28,
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]
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# waveform partial refresh(quality)
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WF_PARTIAL_1IN54_1 = [
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0x0,0x00,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x80,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x40,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0xA,0x0,0x0,0x0,0x0,0x0,0x1,
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0x1,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x0,0x0,0x0,0x0,0x0,0x0,0x0,
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0x22,0x22,0x22,0x22,0x22,0x22,0x0,0x0,0x0,
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0x22,0x17,0x41,0x0,0x32,0x20,
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]
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# Hardware reset
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def reset(self):
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epdconfig.digital_write(self.reset_pin, 1)
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@ -72,62 +141,123 @@ class EPD:
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def TurnOnDisplay(self):
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self.send_command(0x22) # DISPLAY_UPDATE_CONTROL_2
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self.send_data(0xF7)
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self.send_data(0xc7)
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self.send_command(0x20) # MASTER_ACTIVATION
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self.ReadBusy()
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def TurnOnDisplayPart(self):
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self.send_command(0x22) # DISPLAY_UPDATE_CONTROL_2
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self.send_data(0xFF)
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self.send_data(0xcF)
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self.send_command(0x20) # MASTER_ACTIVATION
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self.ReadBusy()
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def init(self):
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def lut(self, lut):
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self.send_command(0x32) # WRITE_LUT_REGISTER
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for i in range(0, len(lut)):
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self.send_data(lut[i])
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def set_lut(self, lut):
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self.lut(lut)
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self.send_command(0x3f)
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self.send_data(lut[153])
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self.send_command(0x03)
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self.send_data(lut[154])
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self.send_command(0x04)
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self.send_data(lut[155])
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self.send_data(lut[156])
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self.send_data(lut[157])
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self.send_command(0x2c)
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self.send_data(lut[158])
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def SetWindows(self, Xstart, Ystart, Xend, Yend):
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self.send_command(0x44); # SET_RAM_X_ADDRESS_START_END_POSITION
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self.send_data((Xstart>>3) & 0xFF);
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self.send_data((Xend>>3) & 0xFF);
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self.send_command(0x45); # SET_RAM_Y_ADDRESS_START_END_POSITION
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self.send_data(Ystart & 0xFF);
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self.send_data((Ystart >> 8) & 0xFF);
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self.send_data(Yend & 0xFF);
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self.send_data((Yend >> 8) & 0xFF);
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def SetCursor(self, Xstart, Ystart):
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self.send_command(0x4E); # SET_RAM_X_ADDRESS_COUNTER
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self.send_data(Xstart & 0xFF);
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self.send_command(0x4F); # SET_RAM_Y_ADDRESS_COUNTER
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self.send_data(Ystart & 0xFF);
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self.send_data((Ystart >> 8) & 0xFF);
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def init(self, isPartial):
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if (epdconfig.module_init() != 0):
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return -1
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# EPD hardware init start
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self.reset()
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if(isPartial):
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logging.debug("full refresh")
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self.reset()
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self.ReadBusy()
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self.set_lut(self.WF_PARTIAL_1IN54_0)
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self.send_command(0x37)
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self.send_data(0x00)
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self.send_data(0x00)
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self.send_data(0x00)
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self.send_data(0x00)
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self.send_data(0x00)
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self.send_data(0x40)
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self.send_data(0x00)
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self.send_data(0x00)
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self.send_data(0x00)
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self.send_data(0x00)
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self.send_command(0x3c) # BorderWavefrom
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self.send_data(0x80)
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self.send_command(0x22)
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self.send_data(0xc0)
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self.send_command(0x20)
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self.ReadBusy()
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self.ReadBusy()
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self.send_command(0x12) # SWRESET
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self.ReadBusy()
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self.send_command(0x01) # DRIVER_OUTPUT_CONTROL
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self.send_data(0xC7) # (EPD_HEIGHT - 1) & 0xFF
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self.send_data(0x00) # ((EPD_HEIGHT - 1) >> 8) & 0xFF
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self.send_data(0x01) # GD = 0 SM = 0 TB = 0
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self.send_command(0x11) # data entry mode
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self.send_data(0x01)
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self.send_command(0x44) # set Ram-X address start/end position
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self.send_data(0x00)
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self.send_data(0x18) # 0x0C-->(18+1)*8=200
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self.send_command(0x45) # set Ram-Y address start/end position
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self.send_data(0xC7) # 0xC7-->(199+1)=200
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self.send_data(0x00)
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self.send_data(0x00)
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self.send_data(0x00)
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else:
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logging.debug("partial refresh")
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# EPD hardware init start
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self.reset()
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self.ReadBusy()
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self.send_command(0x12) # SWRESET (software reset)
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self.ReadBusy()
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self.send_command(0x01) # DRIVER_OUTPUT_CONTROL
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self.send_data(0xC7) # (EPD_HEIGHT - 1) & 0xFF
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self.send_data(0x00) # ((EPD_HEIGHT - 1) >> 8) & 0xFF
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self.send_data(0x01) # GD = 0 SM = 0 TB = 0
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self.send_command(0x11) # data entry mode
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self.send_data(0x01)
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self.SetWindows(0, self.height-1, self.width-1, 0) # Set Windows
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self.send_command(0x3C) # BorderWavefrom
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self.send_data(0x01)
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self.send_command(0x3C) # BorderWavefrom
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self.send_data(0x01)
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self.send_command(0x18)
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self.send_data(0x80)
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self.send_command(0x18)
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self.send_data(0x80)
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self.send_command(0x22) # #Load Temperature and waveform setting.
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self.send_data(0XB1)
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self.send_command(0x20)
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self.send_command(0x22) # #Load Temperature and waveform setting.
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self.send_data(0XB1)
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self.send_command(0x20)
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self.send_command(0x4E) # set RAM x address count to 0;
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self.send_data(0x00)
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self.send_command(0x4F) # set RAM y address count to 0X199;
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self.send_data(0xC7)
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self.send_data(0x00)
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self.ReadBusy()
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self.SetCursor(0, self.height-1) # Set Cursor
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self.ReadBusy()
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self.set_lut(self.WF_Full_1IN54) # Set lut
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def Clear(self, color):
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self.send_command(0x24)
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@ -188,14 +318,6 @@ class EPD:
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def displayPart(self, image):
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if (image == None):
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return
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epdconfig.digital_write(self.reset_pin, 0)
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epdconfig.delay_ms(10)
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epdconfig.digital_write(self.reset_pin, 1)
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epdconfig.delay_ms(10)
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self.send_command(0x3c)
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self.send_data(0x80)
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self.send_command(0x24)
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for j in range(0, self.height):
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BIN
RaspberryPi_JetsonNano/python/pic/4in2_1.bmp
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BIN
RaspberryPi_JetsonNano/python/pic/4in2_1.bmp
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After Width: | Height: | Size: 59 KiB |
BIN
RaspberryPi_JetsonNano/python/pic/4in2_B.bmp
Normal file
BIN
RaspberryPi_JetsonNano/python/pic/4in2_B.bmp
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After Width: | Height: | Size: 15 KiB |
BIN
RaspberryPi_JetsonNano/python/pic/4in2_Pico.bmp
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BIN
RaspberryPi_JetsonNano/python/pic/4in2_Pico.bmp
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After Width: | Height: | Size: 59 KiB |
BIN
RaspberryPi_JetsonNano/python/pic/4in2_R.bmp
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BIN
RaspberryPi_JetsonNano/python/pic/4in2_R.bmp
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After Width: | Height: | Size: 15 KiB |
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Before Width: | Height: | Size: 788 KiB After Width: | Height: | Size: 788 KiB |
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