Trying to communicate with BMA253 Shuttle Board. Using nRF52 DK and BMA2x2 API. I connect the VDD/VDDIO (3V3), GND, MISO, MOSI, SCK, /CS and PS (to gnd). I have also tried with the MISO pin floating. Here are the signals scoped: Yellow: Clock, Green: MOSI, Blue: MISO, Pink: CS Does anyone have any suggestions? I have tried sending various messages. I've read that some devices start in suspend mode or the CS line has to be raised to change chip from i2c to spi mode. Nothing has worked for me though.
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