130 lines
3.0 KiB
Python
130 lines
3.0 KiB
Python
import time
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import spidev
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import RPi.GPIO as GPIO
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import glyph
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spi = spidev.SpiDev()
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spi.open(0,0)
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spi.max_speed_hz=5000000
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#gpio pin definitions
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DC = 23
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RST = 24
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DIN = 19
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SPI_PORT = 0
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SPI_DEVICE = 0
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#gpio setup
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GPIO.setmode(GPIO.BCM)
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GPIO.setup(RST, GPIO.OUT)
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GPIO.setup(DC, GPIO.OUT)
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#pulse reset
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GPIO.output(RST, False)
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time.sleep(0.1)
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GPIO.output(RST, True)
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#LED setup
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GPIO.setup(18, GPIO.OUT)
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GPIO.output(18, False)
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#command test
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#DC low for commands
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GPIO.output(DC, False)
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#resp = spi.xfer2([0x21, 0xB8, 0x04, 0x14, 0x20,0x09])
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spi.writebytes([0x21])
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spi.writebytes([0xB8])
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spi.writebytes([0x04])
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spi.writebytes([0x14])
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spi.writebytes([0x20])
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spi.writebytes([0x09])
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spi.writebytes([0x0C])
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#test transmit data
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GPIO.output(DC, True)
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spi.writebytes(glyph.I)
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spi.writebytes(glyph.R)
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spi.writebytes(glyph.O)
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spi.writebytes(glyph.N)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.S)
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spi.writebytes(glyph.E)
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spi.writebytes(glyph.R)
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spi.writebytes(glyph.V)
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spi.writebytes(glyph.E)
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spi.writebytes(glyph.R)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes([0x00, 0x00, 0x00, 0x00])
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spi.writebytes(glyph.D)
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spi.writebytes(glyph.E)
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spi.writebytes(glyph.L)
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spi.writebytes(glyph.U)
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spi.writebytes(glyph.G)
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spi.writebytes(glyph.E)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes([0x00,0x00,0x00,0x00])
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spi.writebytes(glyph.M)
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spi.writebytes(glyph.U)
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spi.writebytes(glyph.R)
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spi.writebytes(glyph.M)
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spi.writebytes(glyph.U)
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spi.writebytes(glyph.R)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes([0x00,0x00,0x00,0x00])
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spi.writebytes(glyph.S)
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spi.writebytes(glyph.A)
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spi.writebytes(glyph.M)
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spi.writebytes(glyph.B)
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spi.writebytes(glyph.A)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes([0x00,0x00,0x00,0x00])
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spi.writebytes(glyph.N)
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spi.writebytes(glyph.G)
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spi.writebytes(glyph.I)
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spi.writebytes(glyph.N)
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spi.writebytes(glyph.X)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes(glyph.SPACE)
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spi.writebytes([0x00,0x00,0x00,0x00])
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spi.close()
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