2025-05-18 13:59:57 +02:00
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# rotator device
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* two rotators
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* two displays
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2025-05-25 14:03:12 +02:00
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## required libraries
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* https://github.com/adafruit/Adafruit_SSD1306/
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* https://github.com/adafruit/Adafruit-GFX-Library
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* https://github.com/adafruit/Adafruit_BusIO
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2025-05-18 13:59:57 +02:00
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## PINs
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* IDE = Physical = Usage
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* x = 1 = reset (connecto to master)
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* 2 = 4 = rotator 1 white
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* 3 = 5 = rotator 2 white
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* 4 = 6 = rotator 1 green
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* 5 = 11 = rotator 2 green
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* 6 = 12 = display 2 dc
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* 7 = 13 = display 2 reset
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* 8 = 14 = display 1 dc
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* 9 = 15 = display 1 reset
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* 10 = 16 = display 1 cs
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* 11 = 17 = SPI MOSI
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* 12 = 18 = (unused) SPI MISO
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* 13 = 19 = SPI SCK
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* 14 / A0 = 23 = address selector bit 1
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* 15 / A1 = 24 = address selector bit 2
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* 16 / A2 = 25 = address selector bit 3
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* 17 / A3 = 26 = display 2 cs
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* 18 / A4 = 27 = I2C SDA (connect to master)
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* 19 / A5 = 28 = I2C SCL (connect to master)
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## address selection
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* no address selector pin set to low = 0x08
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* address selector bit 1 = low = 0x09
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* address selector bit 2 = low = 0x0A
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* address selector bit 1 and 2 = low = 0x0B
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...
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