2019-12-13 00:43:17 -05:00
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# use accelerometer to test i2c bus
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import pyb
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from pyb import I2C
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if not hasattr(pyb, "Accel"):
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print("SKIP")
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raise SystemExit
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accel_addr = 76
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pyb.Accel() # this will init the MMA for us
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2021-06-12 00:53:44 -04:00
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i2c = I2C(1, I2C.CONTROLLER, baudrate=400000)
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2019-12-13 00:43:17 -05:00
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print(i2c.scan())
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print(i2c.is_ready(accel_addr))
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print(i2c.mem_read(1, accel_addr, 7, timeout=500))
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i2c.mem_write(0, accel_addr, 0, timeout=500)
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i2c.send(7, addr=accel_addr)
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i2c.recv(1, addr=accel_addr)
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