Bob Axtell ha scritto: > You can use your PB without any problem, on either pin. You just can't > press it while using the ICD3. > > Think about it. > > --Bob > I tryed but I got this. CD3Err0040: The target device is not ready for debugging. Please check your configuration bit settings and program the device before proceeding. My config is: _FOSCSEL(FNOSC_FRCPLL); _FWDT(FWDTEN_OFF ); _FICD(BKBUG_ON & COE_ON & JTAGEN_OFF & ICS_PGD2); device: PIC24HJ128GP502 without pushbuttons it' al fine when I connect 5v pullups via 10k; I get the error -- Regards Stephen -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist