inte1.inc

单片机液晶段显示驱动汇编程序。用新茂单片机。

                INTE1:          NOP
                                NOP
                                NOP
                                NOP
                                NOP
                                JB LP,RTN_INTE1
                                SETB LAMP
                                CLR LPFLG
                                RETI

                                JB LP,RTN_INTE1
                                CALL DLY5MS
                                JB LP,RTN_INTE1
                                JNB LPFLG,OPLP
                CLLP:           CLR LPFLG
                                CLR LAMP

                WTLP:           CLR TR1
                                CALL DLY300MS
                                CALL DLY300MS
                                SETB TR1
                RTN_INTE1:      RETI

                OPLP:           SETB LPFLG
                                SETB LAMP
                                JMP WTLP

                ;***********************************************

                DLY5MS:         MOV R7,#03H
                                MOV R6,#00H
                LDLY10MS:       DJNZ R6,$
                                DJNZ R7,LDLY10MS
                                RET

                DLY300MS:       MOV R7,#0B4H
                                MOV R6,#00H
                LDLY300MS:      DJNZ R6,$
                                DJNZ R7,LDLY300MS
                                RET