一个vb实现的倒计时器，在计时演讲等方面有用。-Countdown to the implementation of a vb, and Speech, etc. at the time useful.

软件开发的会议发言计时器， 功能实用方便，在WINDOWS 下就可以操作-Session timer to MCS51 single-chip microcomputer as the core, the realization of the meeting from time to time to remind the function of speech, you can set time, the countdown, suspension, or a buzzer to remind l

ADPCM 解码源程序源码，用于播放ADPCM语音输出，使用凌阳 SPLX0 系系列单片机SCM，只使用了一个定时器。采样率能调节，非常好的程序源码。 -ADPCM decoder source code for the playback of ADPCM speech output, using a series SCM SCM Department of SPLX0, Sunplus, only use a timer. Sampling rate is adjustable, wit