***********v.1.1.23
********************************************
IOY1 EQU 0D440H 片选IOY1端口始地址
IOY2 EQU 0D480H 片选IOY2端口始地址
IOY3 EQU 0D4C0H 片选IOY3端口始地址
********************************************
ADC0809 EQU IOY0+00H ADC0809端口地址
PA55EQU IOY1+00H 8255的A口地址
PB55EQU IOY1+04H 8255的B口地址
PC55EQU IOY1+08H 8255的C口地址
PCTLEQU IOY1+0CH 8255的控制寄存器地址
DAC0832 EQU IOY2+00H DAC0832端口地址
TIMER0 EQU IOY3+00H 8254计数器0端口地址
TIMER1 EQU IOY3+04H 8254计数器1端口地址
TIMER2 EQU IOY3+08H 8254计数器2端口地址
TCTLEQU IOY3+0CH 8254控制寄存器端口地扰神址
STACK1 SEGMENT STACK
DW 256 DUP(?)
STACK1 ENDS
DATA SEGMENT
STR1 DB'Please input password:',0AH,0DH,'$'
STR2 DB'The password is not right !!!Please try again!!!',0AH,0DH,'$'厅搏
STR3 DB'Welcome to the signal creat machine',0AH,0DH,'Loading ADC0809.....',0AH,0DH,'$'
STR4 DB 'DIS',0AH,0DH,'$'
DTABLE DB3FH,06H,5BH,4FH,66H,6DH,7DH,07H,7FH,6FH,77H,7CH,39H,5EH,79H,71H 7段数码管的段位值
STABLE DB80H,8CH,98H,0A5H,0B0H,0BCH,0C7H,0D1H,0DAH,0E2H,0EAH,0F0H,0F6H,0FAH,0FDH,0FFH,0FFH,0FDH,0FAH,0F6H,0F0H,0EAH,0E2H,0DAH,0D1H,0C7H,0BCH,0B0H,0A5H,98H,8CH,80H,7FH,73H,67H,5AH,4FH,43H,38H,2EH,25H,1DH,15H,0FH,09H,05H,02H,00H,00H,02H,05H,09H,0FH,15H,1DH,25H,2EH,38H,43H,4FH,5AH,67H,73H,7FH
AD DB ?保存ad转换结果
PASSWORD DB 41H,42H,43H,44H 预设密码 要改！！！！
PW DB 4 DUP (?) 密码预留
YU DB 20 DUP (?) 预留20个空间存放数据
DATA ENDS
CODE SEGMENT
ASSUME CS:CODE,DS:DATA
START: MOV AX,DATA
MOV DS,AX
L0: MOV DX,OFFSET STR1 显示提示信缓伏亏息
MOV AH,9
INT 21H
MOV SI,OFFSET PW
MOV CX,4
SCAN: MOV AH,01H
INT 21H
CMP AL,'E'
JZ QUIT
MOV [SI],AL
INC SI
LOOP SCAN
CALL COMP；看不懂
CMP AL,4
JB ERRO；什么意思
JMP RIGHT
ERRO: MOV DX,OFFSET STR2 显示提示信息
MOV AH,9
INT 21H
JMP L0
RIGHT: MOV DX,OFFSET STR3 显示提示信息
MOV AH,9
INT 21H
CALL CLK ADC0809 CLK输入 ，启动8254
MOV DX,PCTL 初始化8255工作方式
MOV AL,88H 1000 1000方式0，A口，B口输出，C口高四位输入
OUT DX,AL
DISAD: CALL AD0809
MOV DL,0FFH 判断主键盘有无键按下
MOV AH,6
INT 21H
JZ DISAD
CMP AD,15H
JNB M1
CALL JIETI
JMP L0
M1: CMP AD,80H
JNB M2
CALL SIN
JMP L0
M2: CMP AD,0A0H
JNB M3
CALL TIXING
JMP L0
M3: CMP AD,0C0H
JNB M4
CALL FANG500
JMP L0
M4: CALL FANG1K
JMP L0
QUIT: MOV AX,4C00H 结束程序退出
INT 21H
COMP PROC NEAR
MOV AL,0 初始化al,AL中保存相同字符的个数
MOV SI,OFFSET PW
MOV DI,OFFSET PASSWORD
MOV CX,4
COMPLOOP:
MOV AH,[DI]
CMP [SI],AH
JZ COMPS1
JMP COMPS2
COMPS1:INC AL
COMPS2:INC SI
INC DI
LOOP COMPLOOP
RET
COMP ENDP
DIS PROC NEAR 显示键值子程序
PUSH AX 以缓冲区存放的键值为键值表偏移找到键值并显示
MOV SI,3000H
MOV DL,0FDH
MOV AL,DL
AGAIN: PUSH DX
MOV DX,PA55
OUT DX,AL 设置X1～X4，选通一个数码管
MOV AL,[SI]取出缓冲区中存放键值
MOV BX,OFFSET DTABLE
AND AX,00FFH
ADD BX,AX
MOV AL,[BX]将键值作为偏移和键值基地址相加得到相应的键值
MOV DX,PB55
OUT DX,AL 写入数码管A～Dp
CALL DALLY
INC SI 取下一个键值
POP DX
MOV AL,DL
TEST AL,01H 判断是否显示完？
JZ OUT1 显示完，返回
ROR AL,1
MOV DL,AL
JMP AGAIN 未显示完，跳回继续
OUT1: POP AX
RET
DIS ENDP
AD0809 PROC NEAR 将IN0结果保存于bl中
MOV DX,ADC0809 启动0809的IN0
OUT DX,AL
AD1: MOV DX,PC55
IN AL,DX
CMP AL,80H
JB AD1
MOV DX,ADC0809
IN AL,DX
MOV AD,AL
MOV AH,AL
AND AL,0FH
MOV SI,3000H
MOV [SI],AL
MOV CL,4
SHR AH,CL
MOV [SI+1],AH
CALL DIS
RET
AD0809 ENDP
CLK PROC NEAR 方波CLK时钟18.432K子程序
****初始化8254计数器0工作在方式3，以十进制计数，初值为100*******
PUSH DX 保护现场
PUSH AX 保护现场
MOV DX,TCTL
MOV AL,17H 0001 0111B
OUT DX,AL
MOV DX,TIMER0 装初值100
MOV AL,100D
OUT DX,AL
POP AX 恢复现场
POP DX 恢复现场
RET
CLK ENDP
FANG1K PROC NEAR 方波1KHz子程序
***初始化8254计数器1工作在方式3，以十进制计数 踔滴?84******
PUSH DX 保护现场
PUSH AX 保护现场
MOV DX,TCTL
MOV AL,56H 0101 0110B
OUT DX,AL
MOV DX,TIMER1
MOV AL,184
OUT DX,AL
MOV DL,0FFH 判断主键盘有无键按下
MOV AH,6
INT 21H
POP AX 恢复现场
POP DX 恢复现场
RET
FANG1K ENDP
FANG500 PROC NEAR 方波500Hz子程序
***初始化8254计数器1工作在方式3，以十进制计数，初值为368******
PUSH DX 保护现场
PUSH AX 保护现场
MOV DX,TCTL
MOV AL,76H 0111 0110B
OUT DX,AL
MOV DX,TIMER1
MOV AL,70H368D分高低位写入
OUT DX,AL
MOV AL,01H
OUT DX,AL
MOV DL,0FFH 判断主键盘有无键按下
MOV AH,6
INT 21H
POP AX 恢复现场
POP DX 恢复现场
RET
FANG500 ENDP
JIETI PROC NEAR 阶梯波子程序
PUSH DX
PUSH AX
J0: MOV AL,00H
J1: MOV DX,DAC0832
OUT DX,AL
CALL JIETIDALLY
ADD AL,33H
CMP AL,0FFH
JNE J1
MOV DL,0FFH 判断主键盘有无键按下
MOV AH,6
INT 21H
JZ J0
POP AX
POP DX
RET
JIETI ENDP
SIN PROC NEAR 正弦波子程序
PUSH AX
PUSH BX
PUSH DX
S1: MOV SI,OFFSET STABLE
MOV CX,64D
S2: MOV AL,[SI]
MOV DX,DAC0832
OUT DX,AL
INC SI
LOOP S2
MOV DL,0FFH 判断主键盘有无键按下
MOV AH,6
INT 21H
JZ S1
POP DX
POP BX
POP AX
RET
SIN ENDP
TIXING PROC NEAR 梯形波子程序
T : MOV AL,7FH
MOV DX,DAC0832
OUT DX,AL
CALL TIXINGDALLY
T2:
MOV DX,DAC0832
OUT DX,AL
DEC AL
CMP AL,00H
JNZ T2
T3:
MOV DX,DAC0832
OUT DX,AL
INC AL
CMP AL,7FH
JNZ T3
MOV DL,0FFH 判断主键盘有无键按下
MOV AH,6
INT 21H
JZ T
RET
TIXING ENDP
****延时子程序**********************
DALLY PROC NEAR
PUSH CX
PUSH AX
MOV CX,4000H
D1: MOV AX,0600H
D2: DEC AX
JNZ D2
LOOP D1
POP AX
POP CX
RET
DALLY ENDP
JIETIDALLY PROC NEAR
PUSH CX
PUSH AX
MOV CX,1000H
DD1: MOV AX,10H
DD2: DEC AX
JNZ DD2
LOOP DD1
POP AX
POP CX
RET
JIETIDALLY ENDP
TIXINGDALLY PROC NEAR
PUSH CX
PUSH AX
MOV CX,1000H
DDD1: MOV AX,0FFH
DDD2: DEC AX
JNZ DDD2
LOOP DDD1
POP AX
POP CX
RET
TIXINGDALLY ENDP
CODE ENDS
END START
IOY0 EQU 0D400H 片选IOY0端口始地址IOY1 EQU 0D440H 片选IOY1端口始地址
IOY2 EQU 0D480H 片选IOY2端口始地址
IOY3 EQU 0D4C0H 片选IOY3端口始地址
********************************************
ADC0809 EQU IOY0+00H ADC0809端口地址
PA55EQU IOY1+00H 8255的旁铅A口地址
PB55EQU IOY1+04H 8255的B口地址
PC55EQU IOY1+08H 8255的C口地址
PCTLEQU IOY1+0CH 8255的控制寄存器地址
DAC0832 EQU IOY2+00H DAC0832端口地址
TIMER0 EQU IOY3+00H 8254计数器0端口地址
TIMER1 EQU IOY3+04H 8254计数器1端口地址
TIMER2 EQU IOY3+08H 8254计数器2端口地址
TCTLEQU IOY3+0CH 8254控制运没好寄存器端口地址
STACK1 SEGMENT STACK
DW 256 DUP(?)
STACK1 ENDS
DATA SEGMENT
STR1 DB'Please input password:',0AH,0DH,'$'
STR2 DB'The password is not right !!!Please try again!!!',0AH,0DH,'$'
STR3 DB'Welcome to the signal creat machine',0AH,0DH,'Loading ADC0809.....',0AH,0DH,'$'
STR4 DB 'The passward is right',0AH,0DH,'$'
DTABLE DB3FH,06H,5BH,4FH,66H,6DH,7DH,07H,7FH,6FH,77H,7CH,39H,5EH,79H,71H 7段数码管的段位值
STABLE DB80H,8CH,98H,0A5H,0B0H,0BCH,0C7H,0D1H,0DAH,0E2H,0EAH,0F0H,0F6H,0FAH,0FDH,0FFH,0FFH,0FDH,0FAH,0F6H,0F0H,0EAH,0E2H,0DAH,0D1H,0C7H,0BCH,0B0H,0A5H,98H,8CH,80H,7FH,73H,67H,5AH,4FH,43H,38H,2EH,25H,1DH,15H,0FH,09H,05H,02H,00H,00H,02H,05H,09H,0FH,15H,1DH,25H,2EH,38H,43H,4FH,5AH,67H,73H,7FH
PASSWORD DB 41H,42H,43H,44H 预设密码
GAO DB 1 DUP (?) 预留显示十位
DIW DB 1 DUP (?) 预留显示个位
PW DB 4 DUP (?) 密码预留
YU DB 20 DUP (?) 预留20个空间存放数据
DATA ENDS
CODE SEGMENT
ASSUME CS:CODE,DS:DATA
START: MOV AX,DATA
MOV DS,AX
CALL CLK ADC0809 CLK输入
MOV DX,PCTL 初始化8255工作方察族式
MOV AL,88H 1000 1000方式0，A口，B口输出，C口高四位输入
OUT DX,AL
L0: CALL DIS
MOV DX,OFFSET STR1 显示提示信息
MOV AH,9
INT 21H
CALL DIS
*******识别密码***********
L1: MOV CX,4
MOV SI,OFFSET PW
L: MOV AH,01H 输入密码
INT 21H
MOV [SI],AL
INC SI
CMP AL,45H 检测有无E
JZ E
LOOP L
MOV CX,4
MOV SI,OFFSET PASSWORD取PASSWORD的偏移地址
MOV DI,OFFSET PW
TE: MOV AL,[DI]
CMP AL,[SI]
JNE TE1
INC DI
INC SI
LOOP TE
JMP Q
TE1: MOV DX,OFFSET STR2 显示密码错误
MOV AH,9D
INT 21H
JMP L0
E: JMP QUIT
*****启动ADC0809的INO***********
Q: MOV DX,OFFSET STR4
MOV AH,09H
INT 21H
MOV DX, OFFSET STR3 显示提示信息
MOV AH,09H
INT 21H
MOV AH,00H 将AH清零用于加法
MOV CX,20D
L2: MOV DX,ADC0809 启动0809的IN0
OUT DX,AL
L3: CALL DALLY
*****读取EOC的值****************
MOV DX,PC55
IN AL,DX 读C口的值
TEST AL,80H 检测出C7的值是否为1
JZ L3 C7不为1则跳到L3
*****读取0809IN0的值*************
CALL SIN
JMP L0
MOV DX,ADC0809 读取0809IN0的值
IN AL,DX
ADD AH,BL
LOOP L2 求20次数据的和
MOV AL,AH
MOV BL,20D
DIV BL 求采集数据20次的平均值(修改)
MOV BH,AL
MOV BL,AL
MOV CL,04H
SHR AL,CL 取出十位
MOV GAO,AL 存十位的值
MOV AL,BL
AND AL,0FH 取出个位
MOV DIW,AL 存个位的值
CALL DIS 调用数码管显示函数
CALL DIS
MOV AL,BL
CMP AL,15H
JL L4
MOV AL,BL
CMP AL,80H
JL L5
MOV AL,BL
CMP AL,0A0H
JL L6
MOV AL,BL
CMP AL,0C0H
JL L7
CALL FANG1K
JMP L0
L4: CALL JIETI
JMP L0
L5: CALL SIN
JMP L0
L6: CALLTIXING
JMP L0
L7: CALL FANG500
JMP L0
QUIT: MOV AX,4C00H 结束程序退出
INT 21H
DIS PROC NEAR 显示子函数
PUSH AX
PUSH DX
PUSH BX
MOV AL,0EFH 选通位LED 1110 1111
MOV DX,PA55
OUT DX,AL
MOV SI,OFFSET GAO 取个位地址
MOV AL,[SI] 取个位数据
MOV BX,OFFSET DTABLE
AND AX,00FFH
ADD BX,AX
MOV AL,[BX]
MOV DX,PB55
OUT DX,AL
MOV AL,0DFH 选通个位LED 1101 1111
MOV DX,PA55
OUT DX,AL
MOV SI,OFFSET DIW 取个位地址
MOV AL,[SI] 取个位数据
MOV BX,OFFSET DTABLE
AND AX,00FFH
ADD BX,AX
MOV AL,[BX]
MOV DX,PB55
OUT DX,AL
POP BX
POP DX
POP AX
RET
DIS ENDP
CLK PROC NEAR 方波CLK时钟18.432K子程序
****初始化8254计数器0工作在方式3，以十进制计数，初值为100*******
PUSH DX 保护现场
PUSH AX 保护现场
MOV DX,TCTL
MOV AL,17H 0001 0111B
OUT DX,AL
MOV DX,TIMER0 装初值100
MOV AL,100D
OUT DX,AL
POP AX 恢复现场
POP DX 恢复现场
RET
CLK ENDP
FANG1K PROC NEAR 方波1KHz子程序
***初始化8254计数器1工作在方式3，以十进制计数，初值为184******
PUSH DX 保护现场
PUSH AX 保护现场
MOV DX,TCTL
MOV AL,57H 0101 0111B
OUT DX,AL
MOV DX,TIMER1
MOV AL,0B8H184
OUT DX,AL
F: CALL DIS
MOV DL,0FFH 判断主键盘有无键按下
MOV AH,6
INT 21H
JZ F
POP AX 恢复现场
POP DX 恢复现场
RET
FANG1K ENDP
FANG500 PROC NEAR 方波500Hz子程序
***初始化8254计数器1工作在方式3，以十进制计数，初值为368******
PUSH DX 保护现场
PUSH AX 保护现场
MOV DX,TCTL
MOV AL,77H 0111 0111B
OUT DX,AL
MOV DX,TIMER1
MOV AL,70H368D分高低位写入
OUT DX,AL
MOV AL,01H
OUT DX,AL
F1: CALL DIS
MOV DL,0FFH 判断主键盘有无键按下
MOV AH,6
INT 21H
JZ F1
POP AX 恢复现场
POP DX 恢复现场
RET
FANG500 ENDP
JIETI PROC NEAR 阶梯波子程序
PUSH DX
PUSH AX
J0: MOV AL,00HAL=0
J1: MOV DX,DAC0832AL OUT
OUT DX,AL
ADD AL,33H
CALL DALLY1
CMP AL,0FFH
JNE J1
CALL DIS
MOV DL,0FFH 判断主键盘有无键按下
MOV AH,6
INT 21H
JZ J0
POP AX
POP DX
RET
JIETI ENDP
SIN PROC NEAR 正弦波子程序
PUSH AX
PUSH BX
PUSH DX
S0: MOV BX,10H
S1: MOV SI,OFFSET STABLE
MOV CX,64D
S2: MOV AL,[SI]
MOV DX,DAC0832
OUT DX,AL
INC SI
LOOP S2
JMP S1
DEC BX
CMP BX,00H
JNE S1
CALL DIS
MOV DL,0FFH 判断主键盘有无键按下
MOV AH,6
INT 21H
JZ S0
POP DX
POP BX
POP AX
RET
SIN ENDP
TIXING PROC NEAR 梯形波子程序
PUSH AX
PUSH DX
PUSH BX
T: MOV BX,10H
MOV AL,00H
MOV DX,DAC0832
OUT DX,AL
T0: MOV AL,33H
T1: MOV DX,DAC0832
OUT DX,AL
INC AL
CMP AL,0FFH
JNE T1
CALL DALLY1
T2: OUT DX,AL
DEC AL
CMP AL,33H
JNE T2
DEC BX
CMP BX,00H
JNE T0
CALL DIS
MOV DL,0FFH 判断主键盘有无键按下
MOV AH,6
INT 21H
JZ T
POP BX
POP DX
POP AX
RET
TIXING ENDP
****延时子程序**********************
DALLY1 PROC NEAR
PUSH CX
PUSH AX
MOV CX,1000H
D1: MOV AX,0100H
D2: DEC AX
JNZ D2
LOOP D1
POP AX
POP CX
RET
DALLY1 ENDP
DALLY PROC NEAR
PUSH CX
PUSH AX
MOV CX,4000H
D3: MOV AX,0600H
D4: DEC AX
JNZ D4
LOOP D3
POP AX
POP CX
RET
DALLY ENDP
CODE ENDS
END START
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