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Member #614674

Member Since: November 6, 2014

Country: United States

  • I'm having trouble communicating via I2C with this board. I have SDA on pin 18 and SCL on pin 19 and cannot get an acknowledge (ACK). I sent 0x14 and get NACK back. Only other connections are 3.3V and GND. I'm using a STM32F4 discovery board, not a Teensy. Any advice?

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