30 lines
572 B
Python
30 lines
572 B
Python
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from machine import Pin, SPI, SoftI2C
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import framebuf
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import ssd1306
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import mcp4
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i2c = SoftI2C(sda=Pin(2), scl=Pin(16))
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oled_width = 128
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oled_height = 32
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oled = ssd1306.SSD1306_I2C(oled_width, oled_height, i2c)
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buf = bytearray((oled_height // 8) * oled_width)
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fbuf = framebuf.FrameBuffer1(buf, oled_width, oled_height)
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spi = SPI(1)
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cs = Pin(15, mode=Pin.OUT, value=1)
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pot = mcp4.MCP4(spi, cs)
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def update():
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PW0 = pot.read(0)
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PW1 = pot.read(1)
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oled.fill(0)
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oled.text(f"PW0: {PW0}", 0, 0)
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oled.text(f"PW1: {PW1}", 0, 10)
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oled.show()
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update()
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