picc8.02的编译问题！！！

winnie

我用的是ide7.00+picc8.02仿真16F877A,编译时出现以下错误：Clean: Deleting intermediary and output files.
Clean: Done.
Executing: "C:\HT-PIC\BIN\PICC.EXE" -C -E"del_set.cce" "del_set.c" -O"del_set.obj" -Q -MPLAB -16F877A
Compiler operating in demo mode.
Some command line options are disabled and compilation is delayed.
Register this compiler to enable these options.
Error[000] C:\picc\ayin\gl8.16\del_set.c 21 : undefined identifier: RE0
Error[000] C:\picc\ayin\gl8.16\del_set.c 31 : undefined identifier: RE1
Error[000] C:\picc\ayin\gl8.16\del_set.c 34 : undefined identifier: RD5
Error[000] C:\picc\ayin\gl8.16\del_set.c 34 : undefined identifier: RD6
Error[000] C:\picc\ayin\gl8.16\del_set.c 34 : undefined identifier: RD7
Error[000] C:\picc\ayin\gl8.16\del_set.c 42 : undefined identifier: RD5
Error[000] C:\picc\ayin\gl8.16\del_set.c 42 : undefined identifier: RD6
Error[000] C:\picc\ayin\gl8.16\del_set.c 42 : undefined identifier: RD7
Error[000] C:\picc\ayin\gl8.16\del_set.c 51 : undefined identifier: RD5
Error[000] C:\picc\ayin\gl8.16\del_set.c 51 : undefined identifier: RD6
Error[000] C:\picc\ayin\gl8.16\del_set.c 51 : undefined identifier: RD7
Error[000] C:\picc\ayin\gl8.16\del_set.c 58 : undefined identifier: RE2
Halting build on first failure as requested.
BUILD FAILED: Thu Sep 29 11:52:05 2005

winnie

没定义RE0等 如：#include  <pic.h>