多位bcd码乘法,已测试通过,多位bcd码乘法,已测试通过

16个按键的 程序， 具体按照扫描的，时间快-16 key procedures, specifically in accordance with the scan, time speed

设计要求：编写程序实现利用定时器演奏乐曲。本程序通过调用通用GENSOUND程序发出各种声音演奏乐曲。选择p播放音乐“太湖船”，选择q退出。 -design requirements : preparation program using timer pieces. This procedure by calling the General GENSOUND procedures issued voices pieces. P choice to play music "Taihu boats," and choose q withdrawal.

这是一个倒计时器，有点缺陷，需要改进，因为我是一个初学者-This is a countdown device, a little flaw, the need to improve, because I am a beginner

自己写的习题程序，可以说是很基本的，实现了英文查询月份输出简写。-yourself writing exercises procedures, it is very basic, and achieving the English abbreviation for the month of output.

使用汇编语言写的一个windows风格的时钟，包含时针、分针、秒针。

4相6线步进电机程序，用于测试步进电机，驱动采用反向驱动-4-phase stepper motor 6-line procedures for testing stepper motor, drive the use of reverse drive

液晶显示器LCM320240驱动程序，和触摸驱动程序。-LCM320240 liquid crystal display drivers, and touch driver.

查看本地文件信息-View local file information

ds1302和ds18b20和1602液晶显示，能显示日期，时间，和温度，并且附有详细的说明-ds1302 and liquid crystal display ds18b20 and 1602 showing the date, time, and temperature, and accompanied by a detailed description of

串口调试程序很划算哦的 杜可风上的饭-Serial debugger