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by panosch89
Wed Nov 29, 2017 2:28 pm
Forum: Automation, sensing and robotics
Topic: Help with MMA8452Q over I²C
Replies: 47
Views: 10150

Re: Help with MMA8452Q over I²C

OK, here's an update. Since the I2C on the GPIO has its own pull-up resistors, I did two things: 1) ripped the pull-up resistors off the sparkfun BoB (unsoldered R1 & R2) - same behavior. 2) I implemented i2c-0 on P5 on the RPi which has no pull-ups and use my other MMA8452Q that still had its pull...

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