longte.asm

单片机驱动步进电机代码（三） 适于各类单片机

public TRACK

ASMCODE segment code
    rseg ASMCODE
	
TRACK:
	MOV R0, #00H
INS:	INC R0
	CJNE R0, #08H, TRAKS
	//END
  TRAKS:				;look up in the table
	MOV A, R0 	
	MOV DPTR, #LNGI	
	MOVC A, @A+DPTR
	MOV P2, A
	SJMP INS

LNGI:	DB 0FEH,0FCH,0FDH,0F9H,0FBH,0F3H,0F7H,0F6H	;longitude table