first commit

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2025-05-27 16:03:52 +08:00
commit 2d22d07f60
223 changed files with 5842 additions and 0 deletions

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Turbo Assembler Version 5.3 05-06-23 21:46:11 Page 1
code.asm
1 0000 DATA SEGMENT
2
3 0000 DATA ENDS
4
5 0000 CODE SEGMENT
6 ASSUME CS:CODE, DS:DATA
7
8 0000 START:
9 0000 B8 0000s MOV AX, DATA
10 0003 8E D8 MOV DS, AX
11
12
13 0005 BA 0283 MOV DX, 283H
14 0008 B0 36 MOV AL, 00110110B
15 000A EE OUT DX, AL
16
17 000B BA 0280 MOV DX, 280H
18 000E B0 E8 MOV AL, 11101000B
19 0010 EE OUT DX, AL
20 0011 B0 03 MOV AL, 00000011B
21 0013 EE OUT DX, AL
22
23
24 0014 BA 0283 MOV DX, 283H
25 0017 B0 76 MOV AL, 01110110B
26 0019 EE OUT DX, AL
27
28 001A BA 0281 MOV DX, 281H
29 001D B0 E8 MOV AL, 11101000B
30 001F EE OUT DX, AL
31 0020 B0 03 MOV AL, 00000011B
32 0022 EE OUT DX, AL
33
34 0023 BA 0283 MOV DX, 283H
35 0026 B0 9A MOV AL, 10011010B
36 0028 EE OUT DX, AL
37
38 0029 BA 0282 MOV DX, 282H
39 002C B0 04 MOV AL, 100B
40 002E EE OUT DX, AL
41
42
43 002F CODE ENDS
44 END START
Turbo Assembler Version 5.3 05-06-23 21:46:11 Page 2
Symbol Table
Symbol Name Type Value
??DATE Text "05-06-23"
??FILENAME Text "code "
??TIME Text "21:46:11"
??VERSION Number 0503
@CPU Text 0101H
@CURSEG Text CODE
@FILENAME Text CODE
@WORDSIZE Text 2
START Near16 CODE:0000
Groups & Segments Bit Size Align Combine Class
CODE 16 002F Para none
DATA 16 0000 Para none

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LINK : warning L4021: no stack segment
Start Stop Length Name Class
00000H 00000H 00000H DATA
00000H 0002EH 0002FH CODE
Program entry point at 0000:0000

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DATA SEGMENT
DATA ENDS
CODE SEGMENT
ASSUME CS:CODE, DS:DATA
START:
MOV AX, DATA
MOV DS, AX
; 时钟源为1MHz使用0号计数器3方式降频为1kHz计数值为1M / 1k = 1000
MOV DX, 283H ; 命令口
MOV AL, 00110110B ; 00(0号计数器)|11(读写2字节)|011(3方式工作)|0(计数值为2进制)
OUT DX, AL
MOV DX, 280H ; 0号计数器
MOV AL, 11101000B ; 计数值(1000)_D的2进制的低8位
OUT DX, AL
MOV AL, 00000011B ; 计数值(1000)_D的2进制的高8位
OUT DX, AL
; 从0号计数器获得1kHz的方波使用1号计数器3方式降频为1Hz方便人眼观察计数值为1k / 1 = 1000
MOV DX, 283H ; 命令口
MOV AL, 01110110B ; 01(1号计数器)|11(读写2字节)|011(3方式工作)|0(计数值为2进制)
OUT DX, AL
MOV DX, 281H ; 1号计数器
MOV AL, 11101000B ; 计数值(1000)_D的2进制的低8位
OUT DX, AL
MOV AL, 00000011B ; 计数值(1000)_D的2进制的高8位
OUT DX, AL
; 从1号计数器获得1Hz的方波观察2号计数器5工作方式计数值为4s / 1Hz = 4
MOV DX, 283H ; 命令口
MOV AL, 10011010B ; 10(2号计数器)|01(读写低字节高字节置0)|101(5方式工作)|0(计数值为2进制)
OUT DX, AL
MOV DX, 282H ; 2号计数器
MOV AL, 100B ; 计数值(4)_D的2进制
OUT DX, AL
CODE ENDS
END START