linear opto-isolation of ac voltege

I must measure the voltage of a wire with ac and will connect it rto the port2 of the cpu But i do not know how to isolate it and think we must use an opto isolation to stop the heat. We cannot use...
linear opto-isolation of ac voltege

I must measure the voltage of a wire with ac and will connect it rto the port2 of the cpu But i do not know how to isolate it and think we must use an opto isolation to stop the heat. We cannot use...
code for adc and dac

i need some example codes for adc and dac using lpc2378 in ARM7
code for adc and dac

i need some example codes for adc and dac using lpc2378 in ARM7
Problem transfering samples from ADC to DAC

Hi Everbody I am facing problem while transfering data from ADC to DAC in between i have used some buffer logic after execusion it is not working or suddenly stop copying from ADC but What i have tried...