50 lines
534 B
Python
50 lines
534 B
Python
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from board import *
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import busio
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_SPI = None
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_UART = None
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_I2C = None
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SCL = GP5
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SDA = GP4
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SCK = GP18
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CIPO = GP16
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MISO = GP16
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COPI = GP19
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MOSI = GP19
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CS = GP17
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TX = GP0
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RX = GP1
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LED = GP20
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VOLTAGE_MONITOR = A0
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BATTERY = A0
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def SPI():
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global _SPI
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if not _SPI:
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_SPI = busio.SPI(SCK, COPI, CIPO)
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return _SPI
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def UART():
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global _UART
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if not _UART:
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_UART = busio.UART(TX, RX)
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return _UART
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def I2C():
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global _I2C
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if not _I2C:
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_I2C = busio.I2C(SCL, SDA)
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return _I2C
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