键盘实现电子琴功能....用61h和1ah端口实现-Electronic organ function keyboard implementation .... 1ah use port 61h and implementation

这是关于有刷直流电动机PWM控制方案的源码，上面那个是无刷电动机的PWM控制方案，芯片都是TI公司的TMSLF2407 -This is a brush DC motor on PWM control of the program source, the above is that the PWM brushless motor control program, TI

upd 6464a 取得程序 51 汇编指令-upd 51 6464a acquisition procedures compilation directives

被除数由高到低存于TEMP_STR-->TEMP_STR+4中，除数存于TEMP_STR+10-->TEMP_STR+14中, 运算后商存于TEMP_STR-->TEMP_STR+4中，余数存于TEMP_STR+5-->TEMP_STR+9中 高字节在前 方法：移位相除 10位BCD码除法 XUE:20080729-High to low dividend deposited in TEMP_STR-> TEMP_STR+ 4, the divisor stored in TEMP_STR+ 10-> TEMP_STR+ 14, the operations are kept in after TEMP_STR-> TEMP_STR+ 4, the remainder stored in TEMP_STR+ 5-> TEMP_STR+ 9 in the high byte of the former method: shift 10 BCD division code division XUE: 20080729

关于用电子时钟的编程设计,对课程设计有重要用处-electronic clock on the program design, the design of the curriculum is important useless!

关于用c++实现对图片的放大，缩小以及循环播放的设置-Study on the Use of c++ Achieve image to enlarge, narrow and Loop settings

鼠标控制CD-Audio播放程序！！！！！汇编语言-mouse control CD-Audio player! ! ! ! ! Assembly language

这个东东是我刚写出来的,这可以完成定时1秒的功能,并且使用定时器来完成,定时精度高,可靠性高.-I just write out, it can be a regular seconds to complete the function, and the use of timers to complete, regular high accuracy and high reliability.

先输入一个关键字符串，然后输入一个句子 找出关键字符串在句子中位置 -Input a key string, and then enter the string a sentence to identify key positions in the sentence

it can help you know C++ souce program quckily