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# /*****************************************************************************
# * | File : EPD_1in54.py
# * | Author : Waveshare team
# * | Function : Hardware underlying interface
# * | Info :
# *----------------
# * | This version: V2.0
# * | Date : 2018-11-01
# * | Info :
# * 1.Remove:
# digital_write(self, pin, value)
# digital_read(self, pin)
# delay_ms(self, delaytime)
# set_lut(self, lut)
# self.lut = self.lut_full_update
# ******************************************************************************/
# 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 spidev
import RPi.GPIO as GPIO
import time
# Pin definition
RST_PIN = 17
DC_PIN = 25
CS_PIN = 8
BUSY_PIN = 24
# SPI device, bus = 0, device = 0
SPI = spidev.SpiDev(0, 0)
def digital_write(pin, value):
GPIO.output(pin, value)
def digital_read(pin):
return GPIO.input(BUSY_PIN)
def delay_ms(delaytime):
time.sleep(delaytime / 1000.0)
def spi_writebyte(data):
SPI.writebytes(data)
def module_init():
GPIO.setmode(GPIO.BCM)
GPIO.setwarnings(False)
GPIO.setup(RST_PIN, GPIO.OUT)
GPIO.setup(DC_PIN, GPIO.OUT)
GPIO.setup(CS_PIN, GPIO.OUT)
GPIO.setup(BUSY_PIN, GPIO.IN)
SPI.max_speed_hz = 2000000
SPI.mode = 0b00
return 0;
### END OF FILE ###