def display(self, imageblack, imagered):
self.send_command(0x10)
for i in range(0, int(self.width / 8 * self.height)):
temp1 = imageblack[i]
temp2 = imagered[i]
j = 0
while (j < 8):
if ((temp2 & 0x80) == 0x00):
temp3 = 0x04 #red
elif ((temp1 & 0x80) == 0x00):
temp3 = 0x00 #black
else:
temp3 = 0x03 #white
temp3 = (temp3 << 4) & 0xFF
temp1 = (temp1 << 1) & 0xFF
temp2 = (temp2 << 1) & 0xFF
j += 1
if ((temp2 & 0x80) == 0x00):
temp3 |= 0x04 #red
elif ((temp1 & 0x80) == 0x00):
temp3 |= 0x00 #black
else:
temp3 |= 0x03 #white
temp1 = (temp1 << 1) & 0xFF
temp2 = (temp2 << 1) & 0xFF
self.send_data(temp3)
j += 1
self.send_command(0x04) # POWER ON
self.ReadBusy()
self.send_command(0x12) # display refresh
epdconfig.delay_ms(100)
self.ReadBusy()
def display(self, image):
self.send_command(0x10)
for i in range(0, int(self.width / 4 * self.height)):
temp1 = image[i]
j = 0
while (j < 4):
if ((temp1 & 0xC0) == 0xC0):
temp2 = 0x03
elif ((temp1 & 0xC0) == 0x00):
temp2 = 0x00
else:
temp2 = 0x04
temp2 = (temp2 << 4) & 0xFF
temp1 = (temp1 << 2) & 0xFF
j += 1
if ((temp1 & 0xC0) == 0xC0):
temp2 |= 0x03
elif ((temp1 & 0xC0) == 0x00):
temp2 |= 0x00
else:
temp2 |= 0x04
temp1 = (temp1 << 2) & 0xFF
self.send_data(temp2)
j += 1
self.send_command(0x12)
epdconfig.delay_ms(100)
self.ReadBusy()
def ReadBusy(self):
logging.debug("e-Paper busy")
self.send_command(0x71)
busy = epdconfig.digital_read(self.busy_pin)
while (busy == 0):
self.send_command(0x71)
busy = epdconfig.digital_read(self.busy_pin)
epdconfig.delay_ms(200)
def display(self, image):
self.send_command(0x13)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(~image[i])
self.send_command(0x12)
epdconfig.delay_ms(100)
self.ReadBusy()
def Clear(self):
self.send_command(0x10)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(0x00)
self.send_command(0x13)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(0x00)
self.send_command(0x12)
epdconfig.delay_ms(100)
self.ReadBusy()
def Clear(self):
self.send_command(0x10)
for i in range(0, int(self.width / 8 * self.height)):
self.send_data(0x33)
self.send_data(0x33)
self.send_data(0x33)
self.send_data(0x33)
self.send_command(0x04) # POWER ON
self.ReadBusy()
self.send_command(0x12) # display refresh
epdconfig.delay_ms(100)
self.ReadBusy()
def init(self):
if (epdconfig.module_init() != 0):
return -1
self.reset()
self.send_command(0x01)
#POWER SETTING
self.send_data(0x07)
self.send_data(0x07)
#VGH=20V,VGL=-20V
self.send_data(0x3f)
#VDH=15V
self.send_data(0x3f)
#VDL=-15V
self.send_command(0x04)
#POWER ON
epdconfig.delay_ms(100)
self.ReadBusy()
self.send_command(0X00)
#PANNEL SETTING
self.send_data(0x0F)
#KW-3f KWR-2F BWROTP 0f BWOTP 1f
self.send_command(0x61)
#tres
self.send_data(0x03)
#source 800
self.send_data(0x20)
self.send_data(0x01)
#gate 480
self.send_data(0xE0)
self.send_command(0X15)
self.send_data(0x00)
self.send_command(0X50)
#VCOM AND DATA INTERVAL SETTING
self.send_data(0x11)
self.send_data(0x07)
self.send_command(0X60)
#TCON SETTING
self.send_data(0x22)
return 0
def Clear(self):
self.send_command(0x4F);
self.send_data(0xAf);
self.send_command(0x24)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(0xff);
self.send_command(0x26)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(0x00);
self.send_command(0x22);
self.send_data(0xC7); #Load LUT from MCU(0x32)
self.send_command(0x20);
epdconfig.delay_ms(200); #!!!The delay here is necessary, 200uS at least!!!
self.ReadBusy();
def display(self, imageblack, imagered):
self.send_command(0x4F);
self.send_data(0xAf);
self.send_command(0x24)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(imageblack[i]);
self.send_command(0x26)
for i in range(0, int(self.width * self.height / 8)):
self.send_data(~imagered[i]);
self.send_command(0x22);
self.send_data(0xC7); #Load LUT from MCU(0x32)
self.send_command(0x20);
epdconfig.delay_ms(200); #!!!The delay here is necessary, 200uS at least!!!
self.ReadBusy();
def reset(self):
epdconfig.digital_write(self.reset_pin, 1)
epdconfig.delay_ms(200)
epdconfig.digital_write(self.reset_pin, 0)
epdconfig.delay_ms(10)
epdconfig.digital_write(self.reset_pin, 1)
epdconfig.delay_ms(200)
def reset(self):
epdconfig.digital_write(self.reset_pin, 1)
epdconfig.delay_ms(200)
epdconfig.digital_write(self.reset_pin, 0)
epdconfig.delay_ms(
5
) # support v2 displays in favor of v1 displays.Change this to 10 for legacy v1 display support
epdconfig.digital_write(self.reset_pin, 1)
epdconfig.delay_ms(200)
def ReadBusy(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 display_4Gray(self, image):
self.send_command(0x10)
for i in range(0, EPD_WIDTH * EPD_HEIGHT /
8): # EPD_WIDTH * EPD_HEIGHT / 4
temp3 = 0
for j in range(0, 2):
temp1 = image[i * 2 + j]
for k in range(0, 2):
temp2 = temp1 & 0xC0
if (temp2 == 0xC0):
temp3 |= 0x01 #white
elif (temp2 == 0x00):
temp3 |= 0x00 #black
elif (temp2 == 0x80):
temp3 |= 0x01 #gray1
else: #0x40
temp3 |= 0x00 #gray2
temp3 <<= 1
temp1 <<= 2
temp2 = temp1 & 0xC0
if (temp2 == 0xC0): #white
temp3 |= 0x01
elif (temp2 == 0x00): #black
temp3 |= 0x00
elif (temp2 == 0x80):
temp3 |= 0x01 #gray1
else: #0x40
temp3 |= 0x00 #gray2
if (j != 1 or k != 1):
temp3 <<= 1
temp1 <<= 2
self.send_data(temp3)
self.send_command(0x13)
for i in range(0, EPD_WIDTH * EPD_HEIGHT / 8): #5808*4 46464
temp3 = 0
for j in range(0, 2):
temp1 = image[i * 2 + j]
for k in range(0, 2):
temp2 = temp1 & 0xC0
if (temp2 == 0xC0):
temp3 |= 0x01 #white
elif (temp2 == 0x00):
temp3 |= 0x00 #black
elif (temp2 == 0x80):
temp3 |= 0x00 #gray1
else: #0x40
temp3 |= 0x01 #gray2
temp3 <<= 1
temp1 <<= 2
temp2 = temp1 & 0xC0
if (temp2 == 0xC0): #white
temp3 |= 0x01
elif (temp2 == 0x00): #black
temp3 |= 0x00
elif (temp2 == 0x80):
temp3 |= 0x00 #gray1
else: #0x40
temp3 |= 0x01 #gray2
if (j != 1 or k != 1):
temp3 <<= 1
temp1 <<= 2
self.send_data(temp3)
self.Gray_SetLut()
self.send_command(0x12)
epdconfig.delay_ms(200)
self.ReadBusy()
def ReadBusy(self):
self.send_command(0x71)
while (epdconfig.digital_read(self.busy_pin) == 0): # 0: idle, 1: busy
self.send_command(0x71)
epdconfig.delay_ms(100)
def ReadBusy(self):
logging.debug("e-Paper busy")
busy = epdconfig.digital_read(self.busy_pin)
while(busy == 1):
busy = epdconfig.digital_read(self.busy_pin)
epdconfig.delay_ms(200)
