老外做的软件实现DTMF

采用8位LED动态扫描时钟演示程序，使用12MHZ晶振，P0口输出段码，P2口作列扫描，用共阳LED数码管。-Using 8-bit dynamic scanning LED clock demonstration, the use of 12MHZ crystal, P0 port output above code, P2 scan I made out with a total of LED digital tube Yang.

自制电池修复仪的电路图,自制电池修复仪的电路图-Homemade battery circuit instrument repair, instrument repair homemade battery circuit

PIC单片机实现的一种网络单片机-a network MCU

C8051F340单片机读写时钟芯片DS1302程序-C8051F340 Singlechip DS1302 clock chip to read and write procedures

单片机的键盘和LCD（T6963C)的输入/出平台.-SCM keyboard and LCD (T6963C) of the input/out platform.

串行写控制字 设置串口工作方式 将控制字写入AD9850-Serial control words written work will be set up serial control words written into the AD9850

lm16032驱动程序，完成了lm16032的一些基本功能。-lm16032 driver, completed lm16032 some basic features.

DS12887时钟苡片，一定可行，因为我试过的，谢谢帮我开通，我真的想在这里找点东西，谢谢站长了。-DS12887 Clock jobi films, always practicable, because I tried, thank you, help me open, I really would like to find something, I would like to thank the station.

ti公司的多串口芯片的初始化程序，控制该芯片的单片机使用的是富士通的mb90f549-ti company"s Multiport Serial chip initialization procedures, control of the microcontroller chip is used in Fujitsu"s mb90f549

摩托罗拉单片机的定时器溢出中断的原代码-Motorola MCU overflow timer interruption of the original code