[求助]大家看看啊帮帮小弟

ID:15556 · 发表于 2009-8-4 13:33

KEIL51调试程序出现下面的提示我找不到我错在那请各位大虾指导一下谢谢

Build target 'Target 1'
compiling 11111.c...
linking...
BL51 BANKED LINKER/LOCATER V5.03 - SN: Eval Version
COPYRIGHT KEIL ELEKTRONIK GmbH 1987 - 2002
"11111.obj"
TO "1001"
RAMSIZE(256)
*** FATAL ERROR L210: I/O ERROR ON INPUT FILE:
    EXCEPTION 0021H: PATH OR FILE NOT FOUND
    FILE: C:\KEIL\C51\LIB\C51FPS.LIB
Target not created
代码如下：
/；32位跑马灯控制主程序：
左移位输出模块--ZY_A0 ----单灯左移
右移位输出模块--YY_A1 ----单灯右移
右移位输出模块--YY_A2 ----单灯右移
右移位输出模块--YY_A3 ----单灯右移；/
/****************主程序*****************/
   ORG 00H
MAIN:
   ACALL ZY_A0
   ACALL YY_A1
   ACALL YY_A2
   ACALL YY_A3
   ACALL DELAY
/**********各模块子程序**********/
ZY_A0: MOV A, #0FEH
       MOV R1, #08H
LOOP0: MOV P0, A
       ACALL DELAY
       RL A
       DJNZ R1, LOOP0
YY_A1: MOV A, #7FH
       MOV R1, #08H
LOOP1: MOV P2, A
       ACALL DELAY
       RR A
       DJNZ R1, LOOP1
YY_A2: MOV A, #7FH
       MOV R1, #08H
LOOP2: MOV P3, A
       ACALL DELAY
       RR A
       DJNZ R1, LOOP2
YY_A3: MOV A, #7FH
       MOV R1, #08H
LOOP3: MOV P1, A
       ACALL DELAY
       RR A
       DJNZ R1, LOOP3
       AJMP MAIN
/******1S延时程序******/
DELAY: MOV R3, #10
   D1: MOV R4, #200
   D2: MOV R5, #248
   D3: DJNZ R5, D3
       NOP
       DJNZ R4, D2
       DJNZ R3, D1
       RET END