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waveshare213b and waveshare213c support bug fixes
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@moheshmohan
moheshmohan committed Dec 11, 2019
1 parent 704d7ce commit cdd4c13
Showing 1 changed file with 137 additions and 6 deletions.
143 changes: 137 additions & 6 deletions pwnagotchi/ui/hw/libs/waveshare/v213bc/epd2in13bc.py
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Original file line number Diff line number Diff line change
Expand Up @@ -43,6 +43,109 @@ def __init__(self):
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, 1)
Expand Down Expand Up @@ -70,6 +173,11 @@ def ReadBusy(self):
epdconfig.delay_ms(100)
logging.debug("e-Paper busy release")

def TurnOnDisplay(self):
self.send_command(0x12)
epdconfig.delay_ms(10)
self.ReadBusy()

def init(self):
if (epdconfig.module_init() != 0):
return -1
Expand All @@ -96,6 +204,29 @@ def init(self):
self.send_data(self.height & 0xff)
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 getbuffer(self, image):
# logging.debug("bufsiz = ",int(self.width/8) * self.height)
buf = [0xFF] * (int(self.width/8) * self.height)
Expand Down Expand Up @@ -138,10 +269,10 @@ def pwndisplay(self, imageblack):
self.send_command(0x10)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(imageblack[i])
self.send_command(0x92)
epdconfig.delay_ms(10)

self.send_command(0x12) # REFRESH
self.ReadBusy()
self.SetFullReg()
self.TurnOnDisplay()


def Clear(self):
Expand All @@ -162,10 +293,10 @@ def pwnclear(self):
self.send_command(0x10)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(0xFF)
self.send_command(0x92)
epdconfig.delay_ms(10)

self.send_command(0x12) # REFRESH
self.ReadBusy()
self.SetFullReg()
self.TurnOnDisplay()

def sleep(self):
self.send_command(0x02) # POWER_OFF
Expand Down

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