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An Arduino library for the u-blox SARA-R5 LTE-M / NB-IoT modules with secure cloud, as used on the SparkFun MicroMod Asset Tracker, the SparkFun LTE GNSS Breakout - SARA-R5, and the SparkFun MicroMod ...

add bool hardwareReset () keep data HIGH for X clock pulses - google this. (needs investigation) esp8266/Arduino#1025 read the state of the I2C pins uint8_t readSDA () diagnose the I2C bus. Board ...