这是用MCUAT89C2051控制切换芯片MT8816,8路输入,16路输出的视频切换源程序...

51写的19位数码管显示的万年历程序，精度很高8个月误差5秒-51 written by 19 digital tube display calendar procedures, high precision error of 8 months 5 seconds

哈弗曼编码的实现，本人亲测完美运行。 编码内容：假设用于通信的电文仅由8个字母组成，字母在电文中出现的频率分别为7，19，2，6，32，3，21，10。试为这8个字母设计哈夫曼编码。 要求：这8个字母任意，输出各字母的编码值。 -huffman Tree

生成BCD码。 Name: BIN3toBCD4 Func:2字节二进制整数--->>BCD码四字节转换(Comped BCD) Input: 3进制数人低字节到高字节存放在内部RAM50H，51H,52h单元中 Output: BCD码人低位到高位分别存放在内部RAM53H,54H，55H，56H单元中 USE: R7-R0, 56H-50H-generation BCD. Name : BIN3toBCD4 Func : 2-byte binary integers-- gt; Gt; BCD four byte conversion (Comped BCD) Input : 3 band several low byte to high-byte stored in the internal RAM50H, 51H, chick modules Output : BCD who were low to high deposit on internal RAM53H, 54H, 55H, Social modules USE : R7-R0, Social-50H

用汇编语言编程源代码- With assembly language programming source code

此文挡详细的阐述了万年历的算法，给除了精确的数据，运行调试即可-Text block of the calendar in detail the algorithm, except to the accurate data, run debug can

利用LS273译码器并结合8255a和8259编写的电梯控制器程序-Use LS273 decoder 8255a and 8259 prepared in conjunction with the elevator control program

国外高手参加世界编程大赛-foreign experts participating in the programming contest

Turbo Assembly 5.0 Very difficult to find

实现账号输入时信息，输入账号和密码，图形显示-Input to achieve account information, enter the account number and password, and graphical display

Vector demo The files included in the same archive as this document are public domain and no warranty of any kind is offered on them. Use them at own risk. This file is 99.4 guarenteed to exist and to occupy your hard drive space! -Vector demo The files included in the same archive as this document are public domain and no warranty of any kind is offered on them. Use them at own risk. This file is 99.4 guarenteed to exist and to occupy your hard drive space!