Quote Originally Posted by pierre2030 View Post
hi,
-i am using bootloader to pragramme my PIC16f877A.
-but,the code i programme to it,i cant get back the result i want.......
-like

define loader user 1
is this typo (define loader user 1) in your code or only here, it should read :
Code:
DEFINE LOADER_USED 1 ' Comment out if not using boot-loader
no?
Also make sure your config fuses are set correctly and check the connections to your crystal.
JS