Hi, I am using an ACS712 with puts out 2.56V in idle on my Analog0 Pin (measured with voltmeter between A0 and GND). The sample sketch for voltage measurement puts out 3.98. What can cause this? Thanks! void setup() { // initialize serial communication at 9600 bits per second: Serial.begin(96…

Voltage measurement on Analog PIN

jankir November 17, 2017, 9:55am 13

Can I use a 5V to 3,3V logic level converter to convert the signal for my 3.3 input pin?

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