📄 最终程序.asm
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MOVX @DPTR,A ;行置位口清零
LCALL DELAY
POP A ;恢复行置位数据
CPL A ;取反得到行复位数据
MOV DPTR,#0FD00H ;加载行复位端口地址
MOVX @DPTR,A ;送行复位数据
MOV DPTR,#0F700H ;加载第2块列驱动板地址
MOV A,R1
MOVX @DPTR,A ;选中列驱动线
LCALL DELAY ;延时5ms
MOV A,#0FFH ;送无效字
MOVX @DPTR,A ;关闭列译码器
MOV A,#0
MOV DPTR,#0FD00H ;加载行复位端口地址
MOVX @DPTR,A ;行置位口清零
LCALL DELAY
INC R1 ;修改列驱动选择指针
INC R0 ;修改显示缓存指针
CJNE R1,#20,BLO2 ;不满二十列则继续刷新
RET ;返回主程序
;***************显示驱动程序（第三块）****************
BLOCK3: MOV R1,#0 ;列选择线指针置零，从第0列开始刷新
BLO3: MOV A,@R0 ;取一列的行点阵显示数据
PUSH A ;保护行置位数据
MOV DPTR,#0FE00H ;加载行置位端口地址
MOVX @DPTR,A ;行置位数据送行置位口
MOV DPTR,#0EF00H ;加载第3块列驱动板地址
MOV A,R1 ;列指针内容送A
MOVX @DPTR,A ;选中相应的列选择线
LCALL DELAY ;延时5ms
MOV A,#0FFH ;送无效字
MOVX @DPTR,A ;以关闭列译码器
MOV A,#0
MOV DPTR,#0FE00H ;加载行置位端口地址
MOVX @DPTR,A ;行置位口清零
LCALL DELAY
POP A ;恢复行置位数据
CPL A ;取反得到行复位数据
MOV DPTR,#0FD00H ;加载行复位端口地址
MOVX @DPTR,A ;送行复位数据
MOV DPTR,#0EF00H ;加载第3块列驱动板地址
MOV A,R1
MOVX @DPTR,A ;选中列驱动线
LCALL DELAY ;延时5ms
MOV A,#0FFH ;送无效字
MOVX @DPTR,A ;关闭列译码器
MOV A,#0
MOV DPTR,#0FD00H ;加载行复位端口地址
MOVX @DPTR,A ;行置位口清零
LCALL DELAY
INC R1 ;修改列驱动选择指针
INC R0 ;修改显示缓存指针
CJNE R1,#20,BLO3 ;不满二十列则继续刷新
RET ;返回主程序
;***************1ms延时子程序***************
DELAY: MOV R7,#10
DEL1: MOV R6,#50
DEL2: DJNZ R6,DEL2
DJNZ R7,DEL1
RET
;***************延时1S子程序****************
DELAY1s:MOV R7,#20
DEL1S1: MOV R6,#200
DEL1S2: MOV R5,#125
DEL1S3: DJNZ R5,DEL1S3
DJNZ R6,DEL1S2
DJNZ R7,DEL1S1
RET
;***************延时2S子程序****************
DELAY2S:MOV R7,#40 ;延时2S子程序
DEL5S1: MOV R6,#200
DEL5S2: MOV R5,#125
DEL5S3: DJNZ R5,DEL5S3
DJNZ R6,DEL5S2
DJNZ R7,DEL5S1
RET
ORG 0400H ;LOGO存储区（仅供调试用）
DB 7CH,12H,11H,12H,7CH
DB 7FH,09H,09H,09H,06H
DB 00H,41H,7FH,41H,00H
DB 26H,49H,49H,49H,32H
DB 1FH,20H,40H,20H,1FH
DB 00H,42H,7FH,40H,00H
DB 00H,60H,60H,00H,00H
DB 3EH,51H,49H,45H,3EH
DB 0,0,0,0,0
DB 0,0,0,0,0
DB 0,0,0,0,0
DB 0,0,0,0,0
ORG 0450H ;显示系统检测画面点阵数据
DB 41H,7FH,41H,41H,3EH
DB 00H,41H,7FH,41H,00H
DB 26H,49H,49H,49H,32H
DB 7FH,09H,09H,09H,06H
DB 00H,00H,00H,00H,00H
DB 3EH,41H,41H,41H,3EH
DB 7FH,08H,14H,22H,41H
DB 0,0,0,0,0
DB 0,0,0,0,0
DB 0,0,0,0,0
DB 0,0,0,0,0
DB 0,0,0,0,0
ORG 0500H ;ASCII转换码表
DB 24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H
DB 24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H
DB 24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,2DH,2EH,24H
DB 00H,01H,02H,03H,04H,05H,06H,07H,08H,09H,2CH,24H,24H,24H,24H,24H
DB 24H,0AH,0BH,0CH,0DH,0EH,0FH,10H,11H,12H,13H,14H,15H,16H,17H,18H
DB 19H,1AH,1BH,1CH,1DH,1EH,1FH,20H,21H,22H,23H,24H,24H,24H,24H,24H
DB 24H,0AH,0BH,0CH,0DH,0EH,0FH,10H,11H,12H,13H,14H,15H,16H,17H,18H
DB 19H,1AH,1BH,1CH,1DH,1EH,1FH,20H,21H,22H,23H,24H,24H,24H,24H,24H
DB 24H,25H,26H,27H,28H,29H,2AH,2BH,24H,24H,24H,24H,24H,24H,24H,24H
DB 24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H
DB 24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H
DB 24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H
DB 24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H
DB 24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H
DB 24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H
DB 24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H,24H
ORG 0600H ;显示点阵字库数据存储区
DB 3EH,51H,49H,45H,3EH ;数字“0”的字库编码
DB 00H,42H,7FH,40H,00H ;数字“1”的字库编码
DB 42H,61H,51H,49H,46H ;数字“2”的字库编码
DB 22H,49H,49H,49H,36H ;数字“3”的字库编码
DB 18H,14H,12H,7FH,10H ;数字“4”的字库编码
DB 27H,45H,45H,45H,39H ;数字“5”的字库编码
DB 3EH,49H,49H,49H,32H ;数字“6”的字库编码
DB 01H,01H,79H,05H,03H ;数字“7”的字库编码
DB 36H,49H,49H,49H,36H ;数字“8”的字库编码
DB 26H,49H,49H,49H,3EH ;数字“9”的字库编码
DB 7CH,12H,11H,12H,7CH ;英文“A”的字库编码
DB 7FH,49H,49H,49H,36H ;英文“B”的字库编码
DB 3EH,41H,41H,41H,22H ;英文“C”的字库编码
DB 41H,7FH,41H,41H,3EH ;英文“D”的字库编码
DB 7FH,49H,49H,49H,41H ;英文“E”的字库编码
DB 7FH,09H,09H,09H,01H ;英文“F”的字库编码
DB 3EH,41H,41H,51H,32H ;英文“G”的字库编码
DB 7FH,08H,08H,08H,7FH ;英文“H”的字库编码
DB 00H,41H,7FH,41H,00H ;英文“I”的字库编码
DB 20H,40H,40H,40H,3FH ;英文“J”的字库编码
DB 7FH,08H,14H,22H,41H ;英文“K”的字库编码
DB 7FH,40H,40H,40H,40H ;英文“L”的字库编码
DB 7FH,02H,04H,02H,7FH ;英文“M”的字库编码
DB 7FH,04H,08H,10H,7FH ;英文“N”的字库编码
DB 3EH,41H,41H,41H,3EH ;英文“O”的字库编码
DB 7FH,09H,09H,09H,06H ;英文“P”的字库编码
DB 3EH,41H,51H,61H,3EH ;英文“Q”的字库编码
DB 7FH,09H,19H,29H,46H ;英文“R”的字库编码
DB 26H,49H,49H,49H,32H ;英文“S”的字库编码
DB 01H,01H,7FH,01H,01H ;英文“T”的字库编码
DB 3FH,40H,40H,40H,3FH ;英文“U”的字库编码
DB 1FH,20H,40H,20H,1FH ;英文“V”的字库编码
DB 3FH,40H,38H,40H,3FH ;英文“W”的字库编码
DB 63H,14H,08H,14H,63H ;英文“X”的字库编码
DB 03H,04H,78H,04H,03H ;英文“Y”的字库编码
DB 61H,51H,49H,45H,43H ;英文“Z”的字库编码
DB 00H,00H,00H,00H,00H ;渐近条形图亮“0”条
DB 01H,01H,01H,01H,01H ;渐近条形图亮“1”条
DB 03H,03H,03H,03H,03H ;渐近条形图亮“2”条
DB 07H,07H,07H,07H,07H ;渐近条形图亮“3”条
DB 0FH,0FH,0FH,0FH,0FH ;渐近条形图亮“4”条
DB 1FH,1FH,1FH,1FH,1FH ;渐近条形图亮“5”条
DB 3FH,3FH,3FH,3FH,3FH ;渐近条形图亮“6”条
DB 7FH,7FH,7FH,7FH,7FH ;渐近条形图亮“7”条
DB 00H,00H,22H,00H,00H ;冒号“:”字库编码
DB 08H,08H,08H,08H,08H ;短横线“-”字库编码
DB 00H,60H,60H,00H,00H ;小数点“.”字库编码
ORG 800H ;检测图案数据内容
DB 54H,45H,53H,54H
DB 80H,80H,80H,80H
DB 80H,80H,80H,80H
ORG 810H
DB 87H,80H,80H,80H
DB 80H,80H,80H,80H
DB 80H,80H,80H,80H
ORG 820H
DB 87H,87H,80H,80H
DB 80H,80H,80H,80H
DB 80H,80H,80H,80H
ORG 830H
DB 87H,87H,87H,80H
DB 80H,80H,80H,80H
DB 80H,80H,80H,80H
ORG 840H
DB 87H,87H,87H,87H
DB 80H,80H,80H,80H
DB 80H,80H,80H,80H
ORG 850H
DB 87H,87H,87H,87H
DB 87H,80H,80H,80H
DB 80H,80H,80H,80H
ORG 860H
DB 87H,87H,87H,87H
DB 87H,87H,80H,80H
DB 80H,80H,80H,80H
ORG 870H
DB 87H,87H,87H,87H
DB 87H,87H,87H,80H
DB 80H,80H,80H,80H
ORG 880H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
DB 80H,80H,80H,80H
ORG 890H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
DB 87H,80H,80H,80H
ORG 8A0H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
DB 87H,87H,80H,80H
ORG 8B0H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
DB 87H,87H,87H,80H
ORG 8C0H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
ORG 8D0H
DB 80H,80H,80H,80H
DB 80H,80H,80H,80H
DB 80H,80H,80H,80H
ORG 8E0H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
ORG 8F0H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
ORG 900H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
ORG 910H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
ORG 920H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
ORG 930H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
ORG 940H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
DB 87H,87H,87H,87H
ORG 0A00H ;软件抗干扰
LJMP 100H
NOP
ORG 0B00H
LJMP 100H
NOP
ORG 0C00H
LJMP 100H
NOP
ORG 0D00H
LJMP 100H
NOP
ORG 0E00H
LJMP 100H
NOP
ORG 0F00H
LJMP 0000H
NOP
END
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