> PIC16F7x7 don't have EEADRL or EEADRH, but only > PMADRH:PMADR. In datasheet page 32 we can see > PMADRH - 4 bits (3:0) and bits 7-4 are unimplemented Hi Artem. I'm looking in DS30498A for the 16F737, 747, 767 and 777, and on my page 32 it says registers associated with Program Flash 10Dh EEADRL 10Fh EEADRH 10Ch EEDATL 10Eh EEDATH 18Ch EECON1 EE registers are in the index, PM registers are not ??? -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist