Does anyone have a simple schematic of how to connect the MQ-2 to an MKR1010. I understand there is a 5v/3.5v issue, and that a resistor may solve the problem, but what value of resistor, and where to place it in the circuit? Would really appreciate a schematic . . . thank you in advance. William …

Using MQ-2 Gas Sensor with MKR1010

wjmackwood November 4, 2021, 4:05pm 5

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