Ron M. Battle

The usual culprit with these type of errors on the ESP32 is **_I2C._** There has been a long troubled history of Arduino-ESP32 I2C problems until the latest **_release 1.0.1_**. With...

I used @simondlevy [EM7180](https://github.com/simondlevy/EM7180) examples to calibrate and save warmstart for @kriswiner [Ultimate Sensor Fusion Solution - MPU9250](https://www.tindie.com/products/onehorse/ultimate-sensor-fusion-solution-mpu9250/) **_and_** its better successor [Ultimate Sensor Fusion Solution - LSM6DSM + LIS2MD](https://www.tindie.com/products/onehorse/ultimate-sensor-fusion-solution-lsm6dsm-lis2md/)....

@themuck: Even with the latest arduino-esp32 code, Wire.endTransmission(false) in I2C _**read**_ routines from @kriswiner won't run correctly but works fine with Wire.endTransmission(true). With his example code, I also had to...