X u r r o n wrote : > I programmed it well... So your "programmer" specificaly supports the 877A, right ? > is there any other fuse do i need to add ? What did the data sheet say ? There is also a table in the 877A data sheet listing all (?) differences from the 877... Jan-Erik. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist