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汇编语言设计LED点阵显示字符.doc

发布时间：2022-06-13 发布人：admin 分类：说明书 资料大小：0.05M 资料格式：doc 举报 版权申诉
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    ;L-SAO-1 列扫描码低 8 位 ;L-SAO-2 列扫描码高 8 位 ;H-CODE-2 行代码 2 ；控制字 ;H-CODE-1 行代码 1 ;BL SAO FLAG ;H-CODE ;L-CODE ;XPA/XPB XPA EQU 0FF28H XPB EQU 0FF29H XPC EQU 0FF2AH XPCTL EQU 0FF2BH ;--------------------------------- PO EQU 8000H DATA SEGMENT AT 0 ORG 1B90H FL DB ? RH DW ? RL DB ? PAG DW ? DATA ENDS CODE SEGMENT ASSUME CS:CODE,DS:DATA ORG 2DC0H START: MOV DX,XPCTL MOV AL,90H OUT DX,AL MOV DX,XPA IN AL,DX CMP AL,0FEH JZ ZZ JMP STARTY JMP STARTZ MOV DX,XPCTL ZZ: STARTY: MOV AL,80H OUT DX,AL ;控制字 80H，A 基本输入输出方式，A 输出，C 上半部输 出 B 基本输入输出，B 输出，C 下半部输出 CALL OFFLED MOV AL,00H MOV FL,AL MOV PAG,XPB X0: X1: MOV RH,0000H CALL DEL1 INC RH MOV AX,RH AND AX,000FH ;0FF28H ;8000H ;XPA/XPB ;H-CODE
    CMP AX,0000H JNZ X2 ADD RH,0010H x2: CMP RH,00E0h ;4GZ JZ START JMP x1 DISPW: CLC PUSH RH MOV RL,80H DISP1: MOV SI,RH MOV BX,OFFSET TAB MOV AL,CS:[BX+SI] MOV DX,XPC OUT DX,AL MOV AL,CS:[BX+SI+10H] MOV DX,PO OUT DX,AL ;H-NUM ;L-NUM ;PA, CODE->SHANG BAN BU ;XPC,CODE->XIA BAN BU MOV DX,PAG MOV AL,RL NOT AL OUT DX,AL MOV CX,0080H LOOP $ CALL OFFLED INC RH MOV AX,RH AND AX,000FH CMP AX,0000H JNZ CON2 字） 字 ;显示停留时间 ;不等于 0 去 con2 显示未超过 16 位（没有显示完一个 ;等于 0 显示超过 16 位（显示完一个字）准备读取下一个 ADD RH,0010H
    CON2: RCR RL,1 JNC DISP1 CMP FL,00H JNZ EXIT INC FL CLC MOV RL,80H MOV PAG,XPA JMP DISP1 ;进位为 0 半屏没显示完 ;进位为 1 半屏显示完 ;0FF29H EXIT: MOV PAG,XPB ;0FF28H MOV FL,00H POP RH RET OFFLED: MOV DX,XPA MOV AL,0FFH OUT DX,AL MOV DX,XPB OUT DX,AL RET DEL1: MOV CX,0008H CON1: PUSH CX CALL DISPW POP CX LOOP CON1 RET ;A 口写入 0FFH ;B 口写入 0FFH ;yanshi STARTZ: MOV DX,XPCTL MOV AL,80H OUT DX,AL ;控制字 80H，A 基本输入输出方式，A 输出，C 上半部输 出 B 基本输入输出，B 输出，C 下半部输出 CALL OFFLED1 MOV AL,00H MOV FL,AL MOV PAG,XPA X3: X4: MOV RH,0000H CALL DEL2 INC RH ;0FF28H ;8000H ;XPA/XPB ;H-CODE
    MOV AX,RH AND AX,000FH CMP AX,0000H JNZ X5 ADD RH,0010H x5: CMP RH,00E0h ;4GZ JZ LL JMP LS LL: LS: JMP START JMP x4 DISPW2: CLC PUSH RH MOV RL,01H DISP2: MOV SI,RH MOV BX,OFFSET TAB1 MOV AL,CS:[BX+SI] MOV DX,XPC OUT DX,AL MOV AL,CS:[BX+SI+10H] MOV DX,PO OUT DX,AL MOV DX,PAG MOV AL,RL NOT AL OUT DX,AL MOV CX,0080H LOOP $ CALL OFFLED1 INC RH MOV AX,RH ;H-NUM ;L-NUM ;PA, CODE->SHANG BAN BU ;XPC,CODE->XIA BAN BU ;显示停留时间 AND AX,000FH CMP AX,0000H JNZ CON3 字） ;不等于 0 去 con2 显示未超过 16 位（没有显示完一个 ;等于 0 显示超过 16 位（显示完一个字）准备读取下一个
    字 ADD RH,0010H CON3: RCL RL,1 JNC DISP2 CMP FL,00H JNZ EXIT1 INC FL CLC MOV RL,01H MOV PAG,XPB JMP DISP2 ;进位为 0 半屏没显示完 ;进位为 1 半屏显示完 ;0FF29H EXIT1: MOV PAG,XPA ;0FF28H MOV FL,00H POP RH RET OFFLED1: MOV DX,XPA MOV AL,0FFH OUT DX,AL MOV DX,XPB OUT DX,AL RET DEL2: MOV CX,0008H CON4: PUSH CX CALL DISPW2 POP CX LOOP CON4 RET ;A 口写入 0FFH ;B 口写入 0FFH ;yanshi TAB1: DB 00H, 00H, 2fH, 2aH, 7aH, 2aH, 2fH, 00H, 08H, 0aH, 7fH, 0aH, 0aH, 08H ,00H,00H DB 00H, 20H, 0a0H, 0a0H, 0feH, 0a0H, 0a0H, 20H, 80H, 80H, 0feH, 80H, 84H, 7eH,00H,00H DB 00H, 04H, 08H, 1fH, 60H, 01H, 09H, 1aH, 6dH, 08H, 0cH, 2aH, 19H, 09H, 00H, 00H DB 00H, 00H, 00H, 0feH, 00H, 00H, 42H, 0a2H, 94H, 88H, 94H, 0a2H, 42H, 02H, 00H, 00H ;fengqiang DB 00H,20H,10H,08H,04H,02H,40H,40H,7FH,41H,41H,41H,7FH,01H,00H,00H DB 00H,00H,08H,10H,20H,40H,80H,20H,20H,20H,20H,24H,02H,0FEH,00H,00H
    ;QIANG DB 00H,47H,44H,44H,44H,7CH,00H,79H,49H,49H,4FH,49H,49H,79H,00H,00H DB 00H,0C8H,44H,44H,44H,7CH,00H,0E4H,24H,24H,0FCH,24H,2CH,0E2H,02H,00H ;LIXIUSHAN DB 00H,00H,00H,00H,02H,24H,29H,31H,0FFH,31H,29H,24H,02H,00H,00H,00H DB 00H,00H,00H,00H,00H,20H,24H,22H,7FH,0A0H,20H,20H,00H,00H,00H,00H DB 00H,04H,0FH,10H,21H,40H,08H,19H,36H,56H,1AH,11H,00H,00H,00H,00H DB 00H,00H,0F8H,00H,0E0H,00H,95H,2AH,54H,0A8H,50H,20H,80H,00H,00H,00H DB 00H,00H,00H,01H,00H,00H,00H,3FH,00H,00H,00H,01H,00H,00H,00H,00H DB 00H,00H,00H,0FCH,04H,04H,04H,0FCH,04H,04H,04H,0FCH,00H,00H,00H,00H TAB: DB 00H,00H,08H,0AH,0AH,7FH,0AH,08H,00H,2FH,2AH,7AH,2AH,2FH,00H,00H DB 00H,00H,7EH,84H,80H,0FEH,80H,80H,20H,0A0H,0A0H,0FEH,0A0H,0A0H,20H,00H DB 00H,00H,09H,19H,2AH,0CH,08H,6DH,1AH,09H,01H,60H,1FH,08H,04H,00H DB 00H,00H,02H,42H,0A2H,94H,88H,94H,0A2H,42H,00H,00H,0FEH,00H,00H,00H ;fengqiang DB 00H,00H,01H,7FH,41H,41H,41H,7FH,40H,40H,02H,04H,08H,10H,20H,00H DB 00H,00H,0FEH,02H,24H,20H,20H,20H,20H,80H,40H,20H,10H,08H,00H,00H ;QIANG DB 00H,00H,79H,49H,49H,4FH,49H,49H,79H,00H,7CH,44H,44H,44H,47H,00H DB 00H,02H,0E2H,2CH,24H,0FCH,24H,24H,0E4H,00H,7CH,44H,44H,44H,0C8H,00H ;LIXIUSHAN DB 00H,00H,00H,02H,24H,29H,31H,0FFH,31H,29H,24H,02H,00H,00H,00H,00H, DB 00H,00H,00H,00H,20H,20H,0A0H,7FH,22H,24H,20H,00H,00H,00H,00H,00H DB 00H,00H,00H,00H,11H,1AH,56H,36H,19H,08H,40H,21H,10H,0FH,04H,00H DB 00H,00H,00H,80H,20H,50H,0A8H,54H,2AH,95H,00H,0E0H,00H,0F8H,00H,00H DB 00H,00H,00H,00H,01H,00H,00H,00H,3FH,00H,00H,00H,01H,00H,00H,00H DB 00H,00H,00H,00H,0FCH,04H,04H,04H,0FCH,04H,04H,04H,0FCH,00H,00H,00H
    CODE ENDS END START
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