Yeah, I have tried this and the conversion never returns. I block on the poll of the Go\Not Done bit and it never changes back to a zero indicating a successful conversion. On 9/18/06, Vasile Surducan wrote: > > There are two wais (at least) of using the AD module in PIC > microcontrollers. > First one is: set the AD channels and device operating frequency, turn > on the AD module, wait 20uS for aquisition time and wait untill the > GO/DONE bit is changing -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist