2262解码器-输两个RS232输入合并成一个RS232输出.doc

;=; 2012年4月1号;= JING BIT P3.7 YX_LED BIT P1.0 LED BIT P1.1 CG BIT P1.2 FLAG BIT 20H.0 ADDRESS EQU 2FH HORN EQU 2EH ;=ORG0000HLJMPSTARTORG0003HRETIORG000BHRETIORG001BHRETIORG 0023H LJMP UART;= START: NOP NOP NOP NOP NOP MOV SP, #08H ; 堆栈开辟MOVTMOD, #20HMOVTH1, #0FDHMOVTL1, #0FDHSETBTR1 MOVSCON, #50HMOV IE, #90HMOVR0, #30H MOV R2, #47 MOV R3, #16 MOV 21H, #4CLR PSW.5 SETB LED CLR YX_LED CLR FLAG CLR JING;=MAIN: NOP NOP CPL YX_LED NOP NOP LCALL DELAY NOP NOP JB PSW.5, SHUCU NOP NOP LCALL DELAY NOP NOP JB PSW.5, SHUCU NOP NOP LJMP MAIN NOP NOP;=;=SHUCU: CLR LED LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1 LCALL DELAY1;=TRAN_S: SETB JING LCALL DELAY1TRAN_S1: LCALL T_232 DJNZ 21H, TRAN_S1 MOV 21H, #4 NOP NOP CLR PSW.5 NOP NOP LJMP START;=; 发送数据JB35G;=FS: CLR TI MOV SBUF, ATRAN_35: JNB TI, TRAN_35 CLR TI RET;=; 地址转换成编号;=T_232: MOV A, ADDRESS MOV B, #100 DIV AB ADD A, #80H MOV 73H, A MOV A, B MOV B, #10 DIV AB ADD A, #80H MOV 72H, A MOV A, B ADD A, #80H MOV 71H, A MOV A, HORN ADD A, #80H LCALL FS MOV A, 71H LCALL FS MOV A, 72H LCALL FS MOV A, 73H LCALL FS RET;=; 中断子程序;=UART: PUSH ACC PUSH B CLR RI SETB FLAG MOV A, SBUF MOV R0, A MOV A, 30H CJNE A, #23H, UART_1 NOP NOP DJNZ R2, UART1 JMP CHULI_0;=UART_1: CJNE A, #00H, UART_2 NOP NOP DJNZ R2, UART1 JMP CHULI_0;=UART_2: CJNE A, #80H, UART_3 NOP NOP DJNZ R3, UART1 NOP NOP LCALL BIAOGE MOV R0, #30H MOV R2, #47 MOV R3, #16 POP B POP ACC RETI UART_3: NOP NOP DJNZ R3, UART1 nop nop LCALL BIAOGE MOV R0, #30H MOV R2, #47 MOV R3, #16 POP B POP ACC RETI;=CHULI_0: NOP NOP LCALL CHULI NOP NOP MOV R0, #30H MOV R2, #47 MOV R3, #16 POP B POP ACC RETI;=UART1: INCR0 POP B POP ACC RETI;=; 表格数据驱动警情输出;=BIAOGE: MOV A, 33H ANL A, #0FH MOV B, #100 MUL AB MOV ADDRESS,A MOV A, 32H ANL A, #0FH MOV B, #10 MUL AB ADD A, ADDRESS MOV ADDRESS,A MOV A, 31H ANL A, #0FH ADD A, ADDRESS MOV ADDRESS,A CJNE A, #00H, BIAOGE_1 MOV ADDRESS, #00H MOV HORN, #00H SETB LED CLR JING NOP NOP NOP RETBIAOGE_1: nop nop MOV A, 30H ANL A, #0FH CJNE A, #04H, BIAO_5 MOV HORN, #04H SETB PSW.5 RETBIAO_5: CJNE A, #05H, BIAO_6 MOV HORN, #05H SETB PSW.5 RETBIAO_6: CJNE A, #06H, BIAO_7 MOV HORN, #06H SETB PSW.5 RETBIAO_7: CJNE A, #07H, BIAO_8 MOV HORN, #07H SETB PSW.5 RETBIAO_8: CLR PSW.5 RET;=; 数据处理子程序;=CHULI: NOP NOP MOV A, 30H NOP CJNE A, #00H, CHU_1 NOP SETB LED CLR PSW.5 MOV ADDRESS, #00H MOV HORN, #00H NOP NOP SETB LED NOP NOP CLR JING NOP NOP NOP RET;=;=CHU_1: MOV A, 31H ANL A, #0FH MOV B, #100 MUL AB MOV ADDRESS,A MOV A, 32H ANL A, #0FH MOV B, #10 MUL AB ADD A, ADDRESS MOV ADDRESS,A MOV A, 33H ANL A, #0FH ADD A, ADDRESS MOV ADDRESS,A MOV A, 46H NOP CJNE A, #6BH, CHU_2 NOP MOV HORN, #04H SETB PSW.5 RETCHU_2: CJNE A, #06H, CHU_3 NOP MOV HORN, #05H SETB PSW.5 RETCHU_3: CJNE A, #0ADH, CHU_4 NOP MOV HORN, #06H SETB PSW.5 RETCHU_4: CJNE A, #20H, CHU_5 MOV HORN, #07H SETB PSW.5 RETCHU_5: CLR PSW.5 RET RET;= ;延时子程序;=DELAY1: MOV 22H,#130DELAY0: MOV 23H,#241 DJNZ 23H,$ DJNZ 22H,DELAY