I want to build multimeter which can measure V,I,R,C etc.I hope to use PIC,ADC...But i have nt clear idea about how Current is measured ,how maintain autoranges..please give me some ideas,directions to do this project.
I want to build multimeter which can measure V,I,R,C etc.I hope to use PIC,ADC...But i have nt clear idea about how Current is measured ,how maintain autoranges..please give me some ideas,directions to do this project.
It's called Superprobe and it's not a digital multimeter (logic pulser, frequency counter, voltmeter, capacitance meter, signal generator and serial ASCII data output) but it's going to give you some idea ... check it out :