error A45: UNDEFINED SYMBOL (PASS-2) 这个问题怎么解决啊???
ORG 8000H LJMP MAIN ORG 8003H LJMP LP ORG 8100H MAIN: MOV DPTR,#0FE00H MOV A,#0 MOVX @DPTR,A MOV A,#80H MOVX @DPTR,A MOV 30H,A MOV R0,#50H MOV R1,#8 MOV IE,#81H L1: MOV A,30H CLR 10H MOVX @DPTR,A APD:JB 10H,AP2 SJMP APD AP2:DJNZ R1,L1 CLR EA END LP: CLR P1.1 MOVX A,@DPTR MOV @R0,A INC R0 INC 30H SETB P1.1 NOP MOVX A,@DPTR MOV @R0,A INC R0 SETB 10H RETI
Build target 'Target 1'
assembling huibian.asm...
huibian.asm(4): error A45: UNDEFINED SYMBOL (PASS-2)
huibian.asm(24): warning A73: TEXT FOUND BEYOND END STATEMENT - IGNORED Target not created |