406 lines
14 KiB
Python
406 lines
14 KiB
Python
"""
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* | File : epd12in48.py
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* | Author : Waveshare electrices
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* | Function : Hardware underlying interface
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* | Info :
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*----------------
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* | This version: V1.0
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* | Date : 2019-11-01
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* | Info :
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******************************************************************************/
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documnetation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS OR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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"""
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import time
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from inkycal.display.drivers import epdconfig_12_in_48 as epdconfig
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EPD_WIDTH = 1304
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EPD_HEIGHT = 984
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class EPD(object):
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def __init__(self):
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self.width = EPD_WIDTH
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self.height = EPD_HEIGHT
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self.EPD_M1_CS_PIN = epdconfig.EPD_M1_CS_PIN
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self.EPD_S1_CS_PIN = epdconfig.EPD_S1_CS_PIN
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self.EPD_M2_CS_PIN = epdconfig.EPD_M2_CS_PIN
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self.EPD_S2_CS_PIN = epdconfig.EPD_S2_CS_PIN
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self.EPD_M1S1_DC_PIN = epdconfig.EPD_M1S1_DC_PIN
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self.EPD_M2S2_DC_PIN = epdconfig.EPD_M2S2_DC_PIN
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self.EPD_M1S1_RST_PIN = epdconfig.EPD_M1S1_RST_PIN
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self.EPD_M2S2_RST_PIN = epdconfig.EPD_M2S2_RST_PIN
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self.EPD_M1_BUSY_PIN = epdconfig.EPD_M1_BUSY_PIN
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self.EPD_S1_BUSY_PIN = epdconfig.EPD_S1_BUSY_PIN
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self.EPD_M2_BUSY_PIN = epdconfig.EPD_M2_BUSY_PIN
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self.EPD_S2_BUSY_PIN = epdconfig.EPD_S2_BUSY_PIN
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def init(self):
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print("EPD init...")
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epdconfig.module_init()
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epdconfig.digital_write(self.EPD_M1_CS_PIN, 1)
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epdconfig.digital_write(self.EPD_S1_CS_PIN, 1)
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epdconfig.digital_write(self.EPD_M2_CS_PIN, 1)
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epdconfig.digital_write(self.EPD_S2_CS_PIN, 1)
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self.Reset()
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# panel setting
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self.M1_SendCommand(0x00)
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self.M1_SendData(0x1f) # KW-3f KWR-2F BWROTP 0f BWOTP 1f
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self.S1_SendCommand(0x00)
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self.S1_SendData(0x1f)
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self.M2_SendCommand(0x00)
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self.M2_SendData(0x13)
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self.S2_SendCommand(0x00)
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self.S2_SendData(0x13)
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# booster soft start
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self.M1_SendCommand(0x06)
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self.M1_SendData(0x17) # A
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self.M1_SendData(0x17) # B
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self.M1_SendData(0x39) # C
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self.M1_SendData(0x17)
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self.M2_SendCommand(0x06)
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self.M2_SendData(0x17)
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self.M2_SendData(0x17)
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self.M2_SendData(0x39)
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self.M2_SendData(0x17)
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# resolution setting
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self.M1_SendCommand(0x61)
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self.M1_SendData(0x02)
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self.M1_SendData(0x88) # source 648
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self.M1_SendData(0x01) # gate 492
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self.M1_SendData(0xEC)
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self.S1_SendCommand(0x61)
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self.S1_SendData(0x02)
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self.S1_SendData(0x90) # source 656
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self.S1_SendData(0x01) # gate 492
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self.S1_SendData(0xEC)
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self.M2_SendCommand(0x61)
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self.M2_SendData(0x02)
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self.M2_SendData(0x90) # source 656
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self.M2_SendData(0x01) # gate 492
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self.M2_SendData(0xEC)
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self.S2_SendCommand(0x61)
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self.S2_SendData(0x02)
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self.S2_SendData(0x88) # source 648
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self.S2_SendData(0x01) # gate 492
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self.S2_SendData(0xEC)
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self.M1S1M2S2_SendCommand(0x15) # DUSPI
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self.M1S1M2S2_SendData(0x20)
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self.M1S1M2S2_SendCommand(0x50) # Vcom and data interval setting
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self.M1S1M2S2_SendData(0x21) # Border KW
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self.M1S1M2S2_SendData(0x07)
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self.M1S1M2S2_SendCommand(0x60) # TCON
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self.M1S1M2S2_SendData(0x22)
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self.M1S1M2S2_SendCommand(0xE3)
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self.M1S1M2S2_SendData(0x00)
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# temperature
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temp = self.M1_ReadTemperature()
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self.M1S1M2S2_SendCommand(0xe0) # Cascade setting
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self.M1S1M2S2_SendData(0x03)
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self.M1S1M2S2_SendCommand(0xe5) # Force temperature
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self.M1S1M2S2_SendData(temp)
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def getbuffer(self, image):
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# logging.debug("bufsiz = ",int(self.width/8) * self.height)
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buf = [0xFF] * (int(self.width / 8) * self.height)
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image_monocolor = image.convert('1')
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imwidth, imheight = image_monocolor.size
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pixels = image_monocolor.load()
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if (imwidth == self.width and imheight == self.height):
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for y in range(imheight):
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for x in range(imwidth):
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# Set the bits for the column of pixels at the current position.
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if pixels[x, y] == 0:
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buf[int((x + y * self.width) / 8)] &= ~(0x80 >> (x % 8))
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elif (imwidth == self.height and imheight == self.width):
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for y in range(imheight):
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for x in range(imwidth):
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newx = y
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newy = self.height - x - 1
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if pixels[x, y] == 0:
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buf[int((newx + newy * self.width) / 8)] &= ~(0x80 >> (y % 8))
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return buf
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def display(self, buf):
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# M1 part 648*492
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self.M1_SendCommand(0x13)
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for y in range(492, 984):
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for x in range(0, 81):
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self.M1_SendData(buf[y * 163 + x])
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# S1 part 656*492
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self.S1_SendCommand(0x13)
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for y in range(492, 984):
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for x in range(81, 163):
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self.S1_SendData(buf[y * 163 + x])
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# M2 part 656*492
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self.M2_SendCommand(0x13)
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for y in range(0, 492):
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for x in range(81, 163):
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self.M2_SendData(buf[y * 163 + x])
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# S2 part 648*492
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self.S2_SendCommand(0x13)
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for y in range(0, 492):
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for x in range(0, 81):
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self.S2_SendData(buf[y * 163 + x])
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self.TurnOnDisplay()
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def clear(self):
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"""Clear contents of image buffer"""
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self.M1_SendCommand(0x13)
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for y in range(492, 984):
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for x in range(0, 81):
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self.M1_SendData(0xff)
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self.S1_SendCommand(0x13)
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for y in range(492, 984):
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for x in range(81, 163):
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self.S1_SendData(0xff)
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self.M2_SendCommand(0x13)
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for y in range(0, 492):
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for x in range(81, 163):
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self.M2_SendData(0xff)
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self.S2_SendCommand(0x13)
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for y in range(0, 492):
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for x in range(0, 81):
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self.S2_SendData(0xff)
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self.TurnOnDisplay()
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""" M1S1M2S2 Write register address and data """
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def M1S1M2S2_SendCommand(self, cmd):
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epdconfig.digital_write(self.EPD_M1S1_DC_PIN, 0)
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epdconfig.digital_write(self.EPD_M2S2_DC_PIN, 0)
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epdconfig.digital_write(self.EPD_M1_CS_PIN, 0)
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epdconfig.digital_write(self.EPD_S1_CS_PIN, 0)
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epdconfig.digital_write(self.EPD_M2_CS_PIN, 0)
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epdconfig.digital_write(self.EPD_S2_CS_PIN, 0)
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epdconfig.spi_writebyte(cmd)
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epdconfig.digital_write(self.EPD_M1_CS_PIN, 1)
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epdconfig.digital_write(self.EPD_S1_CS_PIN, 1)
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epdconfig.digital_write(self.EPD_M2_CS_PIN, 1)
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epdconfig.digital_write(self.EPD_S2_CS_PIN, 1)
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def M1S1M2S2_SendData(self, val):
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epdconfig.digital_write(self.EPD_M1S1_DC_PIN, 1)
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epdconfig.digital_write(self.EPD_M2S2_DC_PIN, 1)
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epdconfig.digital_write(self.EPD_M1_CS_PIN, 0)
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epdconfig.digital_write(self.EPD_S1_CS_PIN, 0)
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epdconfig.digital_write(self.EPD_M2_CS_PIN, 0)
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epdconfig.digital_write(self.EPD_S2_CS_PIN, 0)
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epdconfig.spi_writebyte(val)
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epdconfig.digital_write(self.EPD_M1_CS_PIN, 1)
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epdconfig.digital_write(self.EPD_S1_CS_PIN, 1)
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epdconfig.digital_write(self.EPD_M2_CS_PIN, 1)
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epdconfig.digital_write(self.EPD_S2_CS_PIN, 1)
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""" M1M2 Write register address and data """
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def M1M2_SendCommand(self, cmd):
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epdconfig.digital_write(self.EPD_M1S1_DC_PIN, 0)
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epdconfig.digital_write(self.EPD_M2S2_DC_PIN, 0)
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epdconfig.digital_write(self.EPD_M1_CS_PIN, 0)
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epdconfig.digital_write(self.EPD_M2_CS_PIN, 0)
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epdconfig.spi_writebyte(cmd)
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epdconfig.digital_write(self.EPD_M1_CS_PIN, 1)
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epdconfig.digital_write(self.EPD_M2_CS_PIN, 1)
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def M1S1M2S2_Senddata(self, val):
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epdconfig.digital_write(self.EPD_M1S1_DC_PIN, 1)
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epdconfig.digital_write(self.EPD_M2S2_DC_PIN, 1)
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epdconfig.digital_write(self.EPD_M1_CS_PIN, 0)
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epdconfig.digital_write(self.EPD_M2_CS_PIN, 0)
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epdconfig.spi_writebyte(val)
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epdconfig.digital_write(self.EPD_M1_CS_PIN, 1)
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epdconfig.digital_write(self.EPD_M2_CS_PIN, 1)
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""" S2 Write register address and data """
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def S2_SendCommand(self, cmd):
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epdconfig.digital_write(self.EPD_M2S2_DC_PIN, 0)
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epdconfig.digital_write(self.EPD_S2_CS_PIN, 0)
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epdconfig.spi_writebyte(cmd)
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epdconfig.digital_write(self.EPD_S2_CS_PIN, 1)
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def S2_SendData(self, val):
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epdconfig.digital_write(self.EPD_M2S2_DC_PIN, 1)
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epdconfig.digital_write(self.EPD_S2_CS_PIN, 0)
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epdconfig.spi_writebyte(val)
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epdconfig.digital_write(self.EPD_S2_CS_PIN, 1)
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""" M2 Write register address and data """
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def M2_SendCommand(self, cmd):
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epdconfig.digital_write(self.EPD_M2S2_DC_PIN, 0)
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epdconfig.digital_write(self.EPD_M2_CS_PIN, 0)
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epdconfig.spi_writebyte(cmd)
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epdconfig.digital_write(self.EPD_M2_CS_PIN, 1)
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def M2_SendData(self, val):
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epdconfig.digital_write(self.EPD_M2S2_DC_PIN, 1)
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epdconfig.digital_write(self.EPD_M2_CS_PIN, 0)
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epdconfig.spi_writebyte(val)
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epdconfig.digital_write(self.EPD_M2_CS_PIN, 1)
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""" S1 Write register address and data """
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def S1_SendCommand(self, cmd):
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epdconfig.digital_write(self.EPD_M1S1_DC_PIN, 0)
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epdconfig.digital_write(self.EPD_S1_CS_PIN, 0)
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epdconfig.spi_writebyte(cmd)
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epdconfig.digital_write(self.EPD_S1_CS_PIN, 1)
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def S1_SendData(self, val):
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epdconfig.digital_write(self.EPD_M1S1_DC_PIN, 1)
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epdconfig.digital_write(self.EPD_S1_CS_PIN, 0)
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epdconfig.spi_writebyte(val)
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epdconfig.digital_write(self.EPD_S1_CS_PIN, 1)
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""" M1 Write register address and data """
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def M1_SendCommand(self, cmd):
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epdconfig.digital_write(self.EPD_M1S1_DC_PIN, 0)
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epdconfig.digital_write(self.EPD_M1_CS_PIN, 0)
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epdconfig.spi_writebyte(cmd)
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epdconfig.digital_write(self.EPD_M1_CS_PIN, 1)
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def M1_SendData(self, val):
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epdconfig.digital_write(self.EPD_M1S1_DC_PIN, 1)
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epdconfig.digital_write(self.EPD_M1_CS_PIN, 0)
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epdconfig.spi_writebyte(val)
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epdconfig.digital_write(self.EPD_M1_CS_PIN, 1)
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def Reset(self):
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epdconfig.digital_write(self.EPD_M1S1_RST_PIN, 1)
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epdconfig.digital_write(self.EPD_M2S2_RST_PIN, 1)
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time.sleep(0.2)
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epdconfig.digital_write(self.EPD_M1S1_RST_PIN, 0)
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epdconfig.digital_write(self.EPD_M2S2_RST_PIN, 0)
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time.sleep(0.01)
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epdconfig.digital_write(self.EPD_M1S1_RST_PIN, 1)
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epdconfig.digital_write(self.EPD_M2S2_RST_PIN, 1)
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time.sleep(0.2)
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def sleep(self):
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self.M1S1M2S2_SendCommand(0X02)
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time.sleep(0.3)
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self.M1S1M2S2_SendCommand(0X07)
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self.M1S1M2S2_SendData(0xA5)
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time.sleep(0.3)
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print("module_exit")
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epdconfig.module_exit()
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def TurnOnDisplay(self):
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self.M1M2_SendCommand(0x04)
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time.sleep(0.3)
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self.M1S1M2S2_SendCommand(0x12)
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self.M1_ReadBusy()
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self.S1_ReadBusy()
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self.M2_ReadBusy()
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self.S2_ReadBusy()
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# Busy
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def M1_ReadBusy(self):
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self.M1_SendCommand(0x71)
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busy = epdconfig.digital_read(self.EPD_M1_BUSY_PIN)
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busy = not (busy & 0x01)
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print("M1_ReadBusy")
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while (busy):
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self.M1_SendCommand(0x71)
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busy = epdconfig.digital_read(self.EPD_M1_BUSY_PIN)
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busy = not (busy & 0x01)
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time.sleep(0.2)
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def M2_ReadBusy(self):
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self.M2_SendCommand(0x71)
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busy = epdconfig.digital_read(self.EPD_M2_BUSY_PIN)
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busy = not (busy & 0x01)
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print("M2_ReadBusy")
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while (busy):
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self.M2_SendCommand(0x71)
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busy = epdconfig.digital_read(self.EPD_M2_BUSY_PIN)
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busy = not (busy & 0x01)
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time.sleep(0.2)
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def S1_ReadBusy(self):
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self.S1_SendCommand(0x71)
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busy = epdconfig.digital_read(self.EPD_S1_BUSY_PIN)
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busy = not (busy & 0x01)
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print("s1_ReadBusy")
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while (busy):
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self.S1_SendCommand(0x71)
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busy = epdconfig.digital_read(self.EPD_S1_BUSY_PIN)
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busy = not (busy & 0x01)
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time.sleep(0.2)
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def S2_ReadBusy(self):
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self.S2_SendCommand(0x71)
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busy = epdconfig.digital_read(self.EPD_S2_BUSY_PIN)
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busy = not (busy & 0x01)
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print("S2_ReadBusy")
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while (busy):
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self.S2_SendCommand(0x71)
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busy = epdconfig.digital_read(self.EPD_S2_BUSY_PIN)
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busy = not (busy & 0x01)
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time.sleep(0.2)
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def M1_ReadTemperature(self):
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self.M1_SendCommand(0x40)
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self.M1_ReadBusy()
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time.sleep(0.3)
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epdconfig.digital_write(self.EPD_M1_CS_PIN, 0)
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epdconfig.digital_write(self.EPD_S1_CS_PIN, 1)
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epdconfig.digital_write(self.EPD_M2_CS_PIN, 1)
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epdconfig.digital_write(self.EPD_S2_CS_PIN, 1)
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epdconfig.digital_write(self.EPD_M1S1_DC_PIN, 1)
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time.sleep(0.01)
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# temp = epdconfig.spi_readbyte(0x00)
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temp = 25
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print("Read Temperature Reg:%d" % temp)
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epdconfig.digital_write(self.EPD_M1_CS_PIN, 1)
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# temp =0x29
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return temp
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