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1 vote

How often does a mpu6050 gyro sonsor need calibration?

Most accelerometers and gyroscopes need little if any calibration. Consult the manufactures specification sheets. If any calibration is made and correction values found, then it is assumed those ...
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2 votes

I2C sensors not working when I connect to LCD 20X04

Thank you for all your help. I now realize that I have made the wrong I2C circuits. Then I modified them and now the program and the sensors work perfectly. Here is my circuit now.
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1 vote

What type of connector does the GROVE system use?

This connector A2005(PHB-SMD) Series has become common in China, I have not found a supplier in the USA that carries it yet. There is a similar connector, the A2008 series here. A2005 images without-...
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2 votes

bh1750 lightsesor won't work

The SCL and SDA silkscreen was reversed on my chips. Took an hour of faffing to figure that out. Never "Just presume" it is correct
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5 votes
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I2C sensors not working when I connect to LCD 20X04

Welcome to Stack Exchange! I can spot a few problems with the circuit. As @hcheung said, the I2C pull-up resistors should only be wired between SDA>3.3V and SCL>3.3V (in parallel), not in series ...
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