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📄 m03.asm

📁 C8051单片机汇编源码,LCD,GPS,北斗时间源切换等核心程序
💻 ASM
📖 第 1 页 / 共 5 页
字号:
	DEC	DPTR
	MOV	DPS,#01H
	MOV	TEMP2,#04H
	MOV	TEMP3,#0D0H
	CLR	1CH
REVISE_L021:
	JB	1CH,REVISE_L022
	CLR	RS0
	CLR	RS1
	MOV	R0,TEMP3
	MOV	A,@R0
	SWAP	A
	ANL	A,#0FH
	MOV	BCD5,A
	MOV	A,@R0
	SWAP	A
	ANL	A,#0F0H
	MOV	BCD4,A
	INC	R0
	MOV	A,@R0
	SWAP	A
	ANL	A,#0FH
	ORL	BCD4,A
	INC	TEMP3
	SETB	1CH
	SJMP	REVISE_L023
REVISE_L022:
	CLR	RS0
	CLR	RS1
	MOV	R0,TEMP3
	MOV	A,@R0
	ANL	A,#0FH
	MOV	BCD5,A
	INC	R0
	MOV	A,@R0
	MOV	BCD4,A
	INC	TEMP3
	INC	TEMP3
	CLR	1CH
REVISE_L023:
	MOV	COUNT,#02H
	LCALL	BCD_BIN
	MOV	A,BIN1
	MOVX	@DPTR,A
	INC	DPTR
	DJNZ	TEMP2,REVISE_L021
	MOV	DPS,#00H
	MOV	A,#01H
	MOVX	@DPTR,A
REVISE_L024:
	LJMP	KEY_CAID
;---------------------
REVISE_SET:
	JNB	1AH,REVISE_SET3
	MOV	TEMP2,#06H
	MOV	TEMP3,#0D0H
REVISE_SET1:
	CLR	RS0
	CLR	RS1
	MOV	R0,TEMP3
	MOV	BCD5,@R0
	MOV	COUNT,#01H
	LCALL	BCD_BIN
	CLR	RS0
	CLR	RS1
	MOV	R0,TEMP3
	MOV	@R0,BIN1
	INC	TEMP3
	DJNZ	TEMP2,REVISE_SET1
	CLR	RS0
	CLR	RS1
	MOV	R0,#0D0H
	MOV	R1,#0EAH
	MOV	COUNT,#06H
REVISE_SET2:
	MOV	A,@R0
	MOV	@R1,A
	INC	R0
	INC	R1
	DJNZ	COUNT,REVISE_SET2
	SETB	20H
REVISE_SET3:
	LJMP	KEY_XIANS
;=====================================
SET_BLINK:
	MOV	CGP,#08H
SET_BLINK1:
	MOV	A,GIF_PT
	MOV	B,#40H
	MUL	AB
	ADD	A,#92H
	MOV	DIS_DL,A
	MOV	TEMP1,A
	MOV	A,B
	ADDC	A,#08H
	MOV	DIS_DH,A
	MOV	TEMP2,A
	MOV	DIS_COM,#24H
	LCALL	SENDCOM
	MOV	DIS_DH,CGP
	MOV	DIS_COM,#0C0H
	LCALL	SENDCOM1
	MOV	DIS_DH,CGP
	MOV	DIS_COM,#0C4H
	LCALL	SENDCOM1
	MOV	DIS_DL,TEMP1
	MOV	DIS_DH,TEMP2
	MOV	A,#20H
	ADD	A,DIS_DL
	MOV	DIS_DL,A
	MOV	A,#00H
	ADDC	A,DIS_DH
	MOV	DIS_DH,A
	MOV	DIS_COM,#24H
	LCALL	SENDCOM
	MOV	DIS_DH,CGP
	MOV	DIS_COM,#0C0H
	LCALL	SENDCOM1
	MOV	DIS_DH,CGP
	MOV	DIS_COM,#0C4H
	LCALL	SENDCOM1
	RET
CLR_BLINK:
	MOV	CGP,#00H
	SJMP	SET_BLINK1
;---------------------------------------
GET_MID:
	MOV	DPS,#00H
	MOV	DPTR,#03D0H
	MOV	A,GIF_PT
	DEC	A
	RL	A
	ANL	A,#0FEH
	ADD	A,DPL
	MOV	DPL,A
	MOV	A,DPH
	ADDC	A,#00H
	MOV	DPH,A
	MOVX	A,@DPTR
	RET
;---------------------------------------
SET_HOME:
	MOV	A,GIF_PT
	CLR	C
	SUBB	A,#06H
	JNC	SET_HOME1
	MOV	DIS_DH,#00H
	MOV	DIS_DL,#00H
	MOV	DIS_COM,#40H
	LCALL	SENDCOM
        RET
SET_HOME1:
	MOV	A,GIF_PT
	CLR	C
	SUBB	A,#05H
	MOV	B,#40H
	MUL	AB
	MOV	DIS_DH,B
	MOV	DIS_DL,A
	MOV	DIS_COM,#40H
	LCALL	SENDCOM
	RET
;---------------------------------------
DISP_CURSOR:
	MOV	DPS,#00H
	MOV	A,STEP_DISP
	CLR	C
	SUBB	A,#04H
	JC	DISP_CURSOR1
	JZ	GET_TABM03		;4
	DEC	A
	JZ	GET_TABM03		;5
	DEC	A
	JZ	GET_TABG04		;6
	DEC	A
	JZ	GET_TABG07		;7
	DEC	A
	JZ	GET_TABL02		;8
	DEC	A
	JZ	GET_TABSET		;9
DISP_CURSOR1:
	RET
GET_TABM03:
	MOV	DPTR,#CUR_M03
	SJMP	DISP_CURSOR2
GET_TABG04:
	MOV	DPTR,#CUR_G04
	SJMP	DISP_CURSOR2
GET_TABG07:
	MOV	DPTR,#CUR_G07
	SJMP	DISP_CURSOR2
GET_TABL02:
	MOV	DPTR,#CUR_L02
	SJMP	DISP_CURSOR2
GET_TABSET:
	MOV	DPTR,#CUR_SET
DISP_CURSOR2:
	MOV	A,PAME_PT
	ADD	A,PAME_PT
	MOVC	A,@A+DPTR
	MOV	DIS_DH,A
	MOV	A,PAME_PT
	ADD	A,PAME_PT
	INC	A
	MOVC	A,@A+DPTR
	MOV	DIS_DL,A
	MOV	DIS_COM,#21H
	LCALL	SENDCOM
	RET
;------------------------------------------
DISP_VALUE:
	MOV	DPS,#00H
	MOV	A,STEP_DISP
	CLR	C
	SUBB	A,#05H
	JC	DISP_VALUE1
	JZ	GET_TABLM03		;5
	DEC	A
	JZ	GET_TABLG04		;6
	DEC	A
	JZ	GET_TABLG07		;7
	DEC	A
	JZ	GET_TABLL02		;8
	DEC	A
	JZ	GET_TABLSET		;9
DISP_VALUE1:
	RET
GET_TABLM03:
	MOV	DPTR,#TABLE_M03
	SJMP	DISP_VALUE2
GET_TABLG04:
	MOV	DPTR,#TABLE_G04
	SJMP	DISP_VALUE2
GET_TABLG07:
	MOV	DPTR,#TABLE_G07
	SJMP	DISP_VALUE2
GET_TABLL02:
	MOV	DPTR,#TABLE_L02
	SJMP	DISP_VALUE2
GET_TABLSET:
	MOV	DPTR,#TABLE_SET
DISP_VALUE2:
	MOV	A,PAME_PT
	ADD	A,PAME_PT
	MOVC	A,@A+DPTR
	MOV	ADDS_PH,A
	MOV	A,PAME_PT
	ADD	A,PAME_PT
	INC	A
	MOVC	A,@A+DPTR
	MOV	ADDS_PL,A
	MOV	A,VALUE
	RL	A
	ANL	A,#1EH
	ADD	A,#18H
	LCALL	DISP_BYTE
	RET
;------------------------------------------
IN_NUM:
	CLR	RS0
	CLR	RS1
	MOV	R0,#0D0H
	MOV	A,PAME_PT
	RR	A
	JB	ACC.7,IN_NUM1			;低位
	ADD	A,R0
	MOV	R0,A
	MOV	A,@R0
	SWAP	A
	ANL	A,#0F0H
	ORL	A,VALUE
	SWAP	A
	MOV	@R0,A
	RET
IN_NUM1:
	CLR	ACC.7
	ADD	A,R0
	MOV	R0,A
	MOV	A,@R0
	ANL	A,#0F0H
	ORL	A,VALUE
	MOV	@R0,A
	RET

;*************************************
;串口程序
;*************************************
MANAG:
	JNB	0EH,MANAG1
	MOV	TCOUNT2,#00H
	RET
MANAG1:
	MOV	A,PHASE
	JZ	RECEIVE		;0发送时隙
	DEC	A
	JZ	TAKE_OVERJ	;1发送0时隙
	DEC	A
	JZ	SEND_MJ		;2发送改动过的参数
	MOV	PHASE,#00H
	RET			;PHASE大于2处理
TAKE_OVERJ:
	LJMP	TAKE_OVER
SEND_MJ:
	LJMP	SEND_M
RECEIVE:
	JB	12H,WAIT_REX
	JB	20H,SET_TIMEAJ
	JB	11H,TEST_MJ
	JB	13H,WAIT_TESTJ
RECEIVE01:
	INC	PID0
	MOV	A,PID0
	ANL	A,#0E0H
	JNZ	TAKE_OVER0J
	MOV	DPS,#00H
	MOV	A,PID0
	RL	A
	RL	A
	ANL	A,#7CH
	MOV	DPL,A
	MOV	DPH,#00H
	MOVX	A,@DPTR
	JZ	RECEIVE01
	MOV	PID1_TX0,PID0
	LCALL	TX_5A
	MOV	TCOUNT2,#00H
	LCALL	BEGIN_RX0
	SETB	12H
	RET
WAIT_REX:
	JB	04H,WAIT_REX1
	MOV	A,TCOUNT2
	CJNE	A,#06H,WAIT_REND
	CLR	12H
	SJMP	RECEIVE
WAIT_REX1:
	JB	0AH,RECEIVE1
	MOV	A,TCOUNT2
	CJNE	A,#09H,WAIT_REND
	CLR	12H
	SJMP	RECEIVE
WAIT_REND:
	RET
SET_TIMEAJ:
	LJMP	SET_TIMEA
TEST_MJ:
	LJMP	TEST_M
WAIT_TESTJ:
	LJMP	WAIT_TEST
TAKE_OVER0J:
	LJMP	TAKE_OVER0
RECEIVE1:
	MOV	B,COM_RX0
	MOV	A,B
	XRL	A,#01H
	JZ	RW_MODEJ
	MOV	A,B
	XRL	A,#06H
	JZ	R_STAUJ
	MOV	A,B
	XRL	A,#0CH
	JZ	CLK_STAUJ
	MOV	A,B
	XRL	A,#10H
	JZ	SET_TIMEJ
	MOV	A,B
	XRL	A,#11H
	JZ	DISP_ZONEJ
	LCALL	FIND_ADR
	JB	0CH,RX_ANSWER
	CLR	RS0
	CLR	RS1
	MOV	R0,#0A0H
RECEIVE2:
	MOV	A,@R0
	MOVX	@DPTR,A
	INC	R0
	INC	DPTR
	DJNZ	P_LONG,RECEIVE2
	MOV	A,PID1_RX0
	XRL	A,PID2_RX0
	JZ	RECEVIE3
	MOV	DPS,#00H
	DEC	DPTR
	DEC	DPTR
	MOVX	A,@DPTR
	ORL	A,B
	MOVX	@DPTR,A
	SETB	RS0
	SETB	RS1
	MOV	R1,#0A0H
	LCALL	IIC_WR
RECEVIE3:
	CLR	12H
	RET
RX_ANSWER:
	MOV	PID1_TX0,PID1_RX0
	MOV	PID2_TX0,PID2_RX0
	MOV	COM_TX0,COM_RX0
	MOV	COUNT_TX0,P_LONG
	CLR	RS0
	CLR	RS1
	MOV	R0,#85H
RX_ANSWER1:
	MOVX	A,@DPTR
	MOV	@R0,A
	INC	R0
	INC	DPTR
	DJNZ	P_LONG,RX_ANSWER1
	LCALL	TX_5C
	CLR	12H
	RET
RW_MODEJ:
	LJMP	RW_MODE
R_STAUJ:
	LJMP	R_STAU
CLK_STAUJ:
	LJMP	CLK_STAU
SET_TIMEJ:
	LJMP	SET_TIME
DISP_ZONEJ:
	LJMP	DISP_ZONE
RW_MODE:
	JB	0CH,R_MODE
	LCALL	LOAD_M
	CLR	12H
	RET
R_MODE:
	MOV	PID1,#00H		;01读返回所有ID
	MOV	COUNT_TX0,#00H
	CLR	RS0
	CLR	RS1
	MOV	R0,#85H
R_MODE1:
	INC	PID1
	MOV	A,PID1
	ANL	A,#0E0H
	JNZ	R_MODE2
	MOV	DPS,#00H
	MOV	A,PID1
	RL	A
	RL	A
	ANL	A,#7CH
	MOV	DPL,A
	MOV	DPH,#00H
	MOVX	A,@DPTR
	JZ	R_MODE1
	MOV	@R0,PID1
	INC	R0
	MOV	@R0,A
	INC	COUNT_TX0
	INC	COUNT_TX0
	SJMP	R_MODE1
R_MODE2:
	MOV	PID1_TX0,PID1_RX0
	MOV	COM_TX0,COM_RX0
	MOV	PID2_TX0,PID1_RX0
	LCALL	TX_5C
	CLR	12H
	RET

R_STAU:
	JNB	0CH,R_STAU1		;R_STAU不允许写
	CLR	RS0
	CLR	RS1
	MOV	R0,#85H
	MOV	@R0,STAU1
	INC	R0
	MOV	@R0,STAU2
	INC	R0
	MOV	@R0,STAU_GPS
	MOV	PID1_TX0,PID1_RX0
	MOV	COM_TX0,COM_RX0
	MOV	PID2_TX0,PID2_RX0
	MOV	COUNT_TX0,#03H
	LCALL	TX_5C
R_STAU1:
	CLR	12H
	RET

CLK_STAU:
	LCALL	FIND_ADR
	JB	0CH,RCLK_STAU
	MOV	DPS,#00H
	CLR	RS0
	CLR	RS1
	MOV	R0,#0A0H
	MOV	A,@R0
	MOVX	@DPTR,A
	INC	R0
	MOV	DPS,#01H
	MOV	A,@R0
	MOVX	@DPTR,A
	INC	R0
	INC	DPTR
	MOV	A,@R0
	MOVX	@DPTR,A
	INC	DPTR
	INC	DPTR
	INC	DPTR
	INC	DPTR
	MOV	COUNT,#09H
WCLK_STAU1:
	MOV	R1,#0A2H
	MOV	A,@R1
	RRC	A
	MOV	@R1,A
	DEC	R1
	MOV	A,@R1
	RRC	A
	MOV	@R1,A
	DEC	R1
	MOV	A,@R1
	RRC	A
	MOV	@R1,A
	JNC	WCLK_STAU2
	INC	R0
	MOV	A,@R0
	MOVX	@DPTR,A
WCLK_STAU2:
	INC	DPTR
	DJNZ	COUNT,WCLK_STAU1
	MOV	DPL1,TEMP_DPL
	MOV	DPH1,TEMP_DPH
	INC	DPTR
	INC	DPTR
	MOV	COUNT,#0EH
WCLK_STAU3:
	MOV	R1,#0A2H
	MOV	A,@R1
	RRC	A
	MOV	@R1,A
	DEC	R1
	MOV	A,@R1
	RRC	A
	MOV	@R1,A
	DEC	R1
	MOV	A,@R1
	RRC	A
	MOV	@R1,A
	JNC	WCLK_STAU4
	INC	R0
	MOV	A,@R0
	MOVX	@DPTR,A
WCLK_STAU4:
	INC	DPTR
	DJNZ	COUNT,WCLK_STAU3
	CLR	12H
	RET
RCLK_STAU:
	INC	DPTR
	INC	DPTR
	MOVX	A,@DPTR
	MOV	TEMP1,A
	INC	DPTR
	MOVX	A,@DPTR
	MOV	TEMP2,A
	INC	DPTR
	MOVX	A,@DPTR
	MOV	TEMP3,A
	CLR	RS0
	CLR	RS1
	MOV	R0,#85H
	MOV	@R0,TEMP1
	INC	R0
	MOV	@R0,TEMP2
	INC	R0
	MOV	@R0,TEMP3
	MOV	COUNT,#09H
	MOV	COUNT_TX0,#03H
RCLK_STAU1:
	INC	DPTR
	MOV	A,TEMP3
	RRC	A
	MOV	TEMP3,A
	MOV	A,TEMP2
	RRC	A
	MOV	TEMP2,A
	MOV	A,TEMP1
	RRC	A
	MOV	TEMP1,A
	JNC	RCLK_STAU2
	INC	R0
	INC	COUNT_TX0
	MOVX	A,@DPTR
	MOV	@R0,A
RCLK_STAU2:
	DJNZ	COUNT,RCLK_STAU1
	MOV	DPL1,TEMP_DPL
	MOV	DPH1,TEMP_DPH
	INC	DPTR
	INC	DPTR
	MOV	COUNT,#0EH
RCLK_STAU3:
	INC	DPTR
	MOV	A,TEMP3
	RRC	A
	MOV	TEMP3,A
	MOV	A,TEMP2
	RRC	A
	MOV	TEMP2,A
	MOV	A,TEMP1
	RRC	A
	MOV	TEMP1,A
	JNC	RCLK_STAU4
	INC	R0
	INC	COUNT_TX0
	MOVX	A,@DPTR
	MOV	@R0,A
RCLK_STAU4:
	DJNZ	COUNT,RCLK_STAU3
	MOV	PID1_TX0,PID1_RX0
	MOV	COM_TX0,COM_RX0
	MOV	PID2_TX0,PID2_RX0
	LCALL	TX_5C
	CLR	12H
	RET

SET_TIME:
	JB	0CH,SET_TIME2
	CLR	RS0
	CLR	RS1
	MOV	R0,#85H
	MOV	R1,#0A0H
	MOV	COUNT,#06H
	MOV	COUNT_TX0,COUNT
SET_TIME1:
	MOV	A,@R1
	MOV	@R0,A
	INC	R0
	INC	R1
	DJNZ	COUNT,SET_TIME1
	MOV	PID1_TX0,PID2_RX0
	MOV	COM_TX0,COM_RX0
	MOV	PID2_TX0,PID2_RX0
	LCALL	TX_5C
SET_TIME2:
	CLR	12H
	RET

DISP_ZONE:
	JB	0CH,R_ZONE
	CLR	RS0
	CLR	RS1
	MOV	R0,#0A0H
	MOV	ZONE,@R0
	MOV	ADDH_IIC,#00H
	MOV	ADDL_IIC,#00H
	MOV	LONG_IIC,#01H
	SETB	RS0
	SETB	RS1
	MOV	R1,#0F0H
	MOV	@R1,ZONE
	LCALL	IIC_WR
	CLR	12H
	RET
R_ZONE:
	CLR	RS0
	CLR	RS1
	MOV	R0,#85H
	MOV	@R0,ZONE
	MOV	PID1_TX0,PID1_RX0
	MOV	COM_TX0,COM_RX0
	MOV	PID2_TX0,PID2_RX0
	LCALL	TX_5C
	CLR	12H
	RET
SET_TIMEA:
	CLR	RS0
	CLR	RS1
	MOV	R0,#85H
	MOV	R1,#0EAH
	MOV	COUNT,#06H
	MOV	COUNT_TX0,COUNT
SET_TIMEA1:
	MOV	A,@R1
	MOV	@R0,A
	INC	R0
	INC	R1
	DJNZ	COUNT,SET_TIMEA1
	MOV	PID1_TX0,#04H		;!!!
	MOV	COM_TX0,#10H
	MOV	PID2_TX0,#04H		;!!!
	LCALL	TX_5C
	CLR	20H
	RET
TEST_M:
	CLR	11H
	INC	PID3
	MOV	A,PID3
	ANL	A,#0E0H
	JZ	TEST_M1
	MOV	PID3,#00H
	RET
TEST_M1:
	MOV	DPS,#00H
	MOV	A,PID3
	RL	A
	RL	A
	ANL	A,#7CH
	MOV	DPL,A
	MOV	DPH,#00H
	MOVX	A,@DPTR
	JZ	TEST_M
	MOV	PID1_TX0,PID3
	MOV	PID2_TX0,PID3
	MOV	COM_TX0,#01H
	LCALL	TX_6C
	MOV	TCOUNT2,#00H
	LCALL	BEGIN_RX0
	SETB	13H
	RET
WAIT_TEST:
	JB	0AH,WAIT_TEST1
	MOV	A,TCOUNT2
	CJNE	A,#06H,WAIT_TEND
WAIT_TEST2:
	LCALL	ERASE_M
	CLR	13H
WAIT_TEND:
	RET
WAIT_TEST1:
	MOV	A,PID3
	CJNE	A,PID1_RX0,WAIT_TEST2
	CJNE	A,PID2_RX0,WAIT_TEST2
	MOV	A,#01H
	CJNE	A,COM_RX0,WAIT_TEST2
	CLR	13H
	RET
SET_TIMEAJJ:
	LJMP	SET_TIMEA
TAKE_OVER0:
	MOV	PHASE,#01H
	CLR	12H
TAKE_OVER:
	JB	12H,WAIT_OVER
	JB	20H,SET_TIMEAJJ
	JB	11H,TEST_M
	JB	13H,WAIT_TEST
	MOV	PID1_TX0,#00H
	LCALL	TX_5A
	CLR	0BH
	MOV	TCOUNT2,#00H
	LCALL	BEGIN_RX0
	SETB	12H
	RET
WAIT_OVER:
	JB	0AH,WAIT_OVER1
	MOV	A,TCOUNT2
	CJNE	A,#06H,WAIT_OVEND
	JNB	0BH,WAIT_OVER2
	LJMP	MAIN
WAIT_OVER2:
	MOV	PHASE,#02H
	CLR	12H
	MOV	PID2,#01H
WAIT_OVEND:
	RET
WAIT_OVER1:
	LCALL	LOAD_M
	SJMP	WAIT_OVER2

SEND_M0:
	INC	PID2
	MOV	A,PID2
	ANL	A,#0E0H
	JZ	SEND_M
	MOV	PID0,#00H
	MOV	PHASE,#00H
	CLR	12H
	RET
TEST_MJJ:
	LJMP	TEST_M
WAIT_RQJ:
	LJMP	WAIT_RQ
SET_TIMEAJJJ:
	LJMP	SET_TIMEA
WAIT_TESTJJJ:
	LJMP	WAIT_TEST
SEND_M:
	JB	12H,WAIT_RQJ
	JB	20H,SET_TIMEAJJJ
	JB	11H,TEST_MJJ
	JB	13H,WAIT_TESTJJJ
	MOV	A,PID2
	RL	A
	RL	A
	ANL	A,#7CH
	MOV	DPL,A
	MOV	DPH,#00H
	MOV	DPS,#00H
	MOVX	A,@DPTR
	JZ	SEND_M0
	MOV	B,A
	INC	DPTR
	INC	DPTR
	MOVX	A,@DPTR
	MOV	DPH1,A
	INC	DPTR
	MOVX	A,@DPTR
	MOV	DPL1,A
	DEC	DPTR
	DEC	DPTR
	MOV	TEMP_DPL,DPL
	MOV	TEMP_DPH,DPH
	MOV	A,B
	XRL	A,#06H
	JZ	SEND_G04
	MOV	A,B
	XRL	A,#07H
	JZ	SEND_G07
	MOV	A,B
	XRL	A,#0AH
	JZ	SEND_L02
	MOV	A,B
	XRL	A,#0BH
	JZ	SEND_M05
	MOV	A,B
	XRL	A,#09H
	JZ	SEND_M04
	SJMP	SEND_M0
SEND_G04:
	MOVX	A,@DPTR
	JB	ACC.1,SEND_G042
	JB	ACC.2,SEND_G043
	SJMP	SEND_M0
SEND_G042:
	CLR	ACC.1
	MOV	FLAG_SEND,A
	MOV	COM_TX0,#0AH
	LJMP	SEND_64
SEND_G043:
	CLR	ACC.2
	MOV	FLAG_SEND,A
	MOV	COM_TX0,#02H
	LJMP	SEND_A4
SEND_G07:
	MOVX	A,@DPTR
	JB	ACC.0,SEND_G071
	JB	ACC.1,SEND_G072
	LJMP	SEND_M0
SEND_G071:
	CLR	ACC.0
	MOV	FLAG_SEND,A
	MOV	COM_TX0,#09H
	LJMP	SEND_24
SEND_G072:
	CLR	ACC.1
	MOV	FLAG_SEND,A
	MOV	COM_TX0,#0AH

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