Hello. I'm testing a R2R 7bit dac. The problem I have is when I write all the output HIGH the max voltage after the dac is 4,5v. The code is only this: void setup(){ for(int i = 0; i < 7; i++){ pinMode(i, OUTPUT); } } void loop(){ for(int output = 0; output < 7; output++){ …

can't reach 5v with R2R DAC

capicoso April 12, 2014, 11:43pm 5

The red cable goes to gnd. White to dvm probe and at the other side the crocodile goes to the other probe

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