Hi. I'm facing a problem with my arduino UNO project. We use the mpu 6050 and the sabertooth 2x25 for a self balancing bot. When the application is running on debug mode (without sabertooth and motors connected) mpu data seems to be correct on the serial window. The problem is that when the power …

i2c read failed: 4 with mpu6050 and saberthooth 2x25

system May 8, 2014, 6:36pm 13

The schematic is the same as my board. There is no 3.3V input...
Come on guys.. Wouldn't I see this one? Why would I upload a different one?
Any other suggestions?

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i2c read failed: 4 with mpu6050 and saberthooth 2x25

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