55 lines
1 KiB
Python
55 lines
1 KiB
Python
#!/usr/bin/env python
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"""
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"""
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import spidev
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import R64.GPIO as GPIO
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import time
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__author__ = 'Brian Yiu'
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__credits__ = ['Martin Cerveny']
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__version__ = '0.1.0'
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__maintainer__ = 'Brian Yiu'
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__status__ = 'Development'
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# Pin definitions
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CS_PIN = 26
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DC_PIN = 15
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RST_PIN = 16
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BUSY_PIN = 18
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# SPI device, bus = 32766, device = 1 on ROCK64
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SPI = spidev.SpiDev(32766, 1)
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def digital_write(pin, value):
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GPIO.output(pin, value)
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def digital_read(pin):
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return GPIO.input(pin)
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def delay_ms(delaytime):
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time.sleep(delaytime / 1000.0)
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def spi_writebyte(data):
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# manual CS on ROCK64
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GPIO.output(CS_PIN, GPIO.LOW)
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SPI.writebytes(data)
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GPIO.output(CS_PIN, GPIO.HIGH)
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def module_init():
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GPIO.setmode(GPIO.BOARD)
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GPIO.setwarnings(False)
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GPIO.setup(RST_PIN, GPIO.OUT)
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GPIO.setup(DC_PIN, GPIO.OUT)
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GPIO.setup(CS_PIN, GPIO.OUT, initial=GPIO.HIGH)
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GPIO.setup(BUSY_PIN, GPIO.IN)
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SPI.max_speed_hz = 2000000
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SPI.mode = 0b00
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return 0
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def module_exit():
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SPI.close()
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GPIO.output(RST_PIN, GPIO.LOW)
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GPIO.output(DC_PIN, GPIO.LOW)
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GPIO.cleanup()
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