I think there is something | Microcontroller › PIC › problem while compiling program of pic 18f4550 interfacing with gsm › I think there is something October 31, 2012 at 4:43 pm #8705 AJISH ALFREDParticipant I think there is something wrong with the included header file <p18f4550.h>. Do one thing, keep the header file same and try to build any simple program, for example glowing an LED.
