用8251a实现串行口异步通信，自发自收，波特率1200bps，采用查询方式发送，中断方式接受。自收结果显示于屏幕。按esc返回dos...

实现多字节的十六制数的相乘，入口为被乘数高字节地址，乘数高字节地址，字节数，出口为积最高字节地址-The realization of multi-byte number of the system multiplied by 16, the entrance of the high-byte address for the multiplicand, the multiplier high byte address, byte count, exports the highest byte address for the plot

简单的功能介绍：本软件是由，三块模块组成。一个是打字练习，一个是打字计时，一个是音乐练习。本软件解决了打字练习途中的估噪无味，提升练习效果。本游戏有4个等级,可以根据情况来选择。这个软件还改进了，判断你是否打字失败功能。如果，打字失败，还可以从来，亦可退出。打字计时，为你打字计时间，提高效率。同时，电子琴音乐，为你在无聊时，增添色彩，可以练习歌谱，提高兴趣。-Simple, functional description: This software is, three modules. 1 is a typing exercise, one is typing time, a music practice. The software solves the assessed noise typing practice tasteless way to improve practice effect. This game has four levels, you can choose depending on the circumstances. The software also improved, to determine whether you have failed typing feature. If, typing fails, you can never can quit. Typing time for your time typing dollars and improve efficiency. At the same time, organ music, for when you" re bored, add color, you can practice song sheet, interest.

该程序是判断某年是否是闰年，即输入任何一年份，若是闰年，则输出闰年，若不是，则输出不是闰年。

该款贪吃蛇游戏完全基于底层的汇编语言，采用DOS调用的方式运行，并且是全彩色的，配有详细的游戏说明。-The Snake game is based entirely on the ground floor of the assembly language, used to call DOS run, and the full-color, with a detailed description of the game.

我写的一个关于猜数字的小游戏，基于6502平台，基本能实现功能-I wrote a ringing of the little game, based on 6502 platform, the basic function can be achieved

ht7289b文档，包含数据手册和汇编及C语言源程序。另外还有演示文档，图文并茂，直观明了，不错哦-ht7289b documents, including manuals and compilation of data and the C language source code. Another presentation documents, illustrations, intuitive to understand, yes oh

这是我最近制作的，想仍大家评论一下-This is my recently produced, we still would like to comment on the

1602 allcgram 字符两行循环显示-1602 allcgram two characters showed cyclic

动态五角星,按任意键可以改变五角星的颜色,该程序为全屏显示.-dynamic five-pointed star, by Anykey five-pointed star can change the color, the procedure for the full screen display.