老外做的软件实现DTMF

一个ATmel公司的AT89s系列的ISP下载器，软件用at89isp，可以从Atmel的官方网上下载！-ATmel a series of AT89s ISP download, software used at89isp, from Atmel"s official online download!

C51人机接口技术，有4×4键盘程序显示及其仿真-C51 man-machine interface technology, there are 4 × 4 keyboard display and simulation

液晶显示模块手册中文详细说明，解决英文难懂的问题

sed1335fb.c -- Driver for sed1335 lcd control framebuffer device-sed1335fb.c-- Driver for sed1335 lcd cont rol framebuffer device

ICCAVR下的红外解码程序，包括全部源码，还有原理图和PCB图，以及主要芯片资料-Under the infrared ICCAVR decoding procedures, including all source code, as well as PCB schematics and maps, as well as major chipset information

本源码的目的是让大家熟悉单片机内部EEPROM的读写方法 -The purpose of this source is well-known single-chip internal EEPROM reading and writing methods

Sitronix ST7637 驱动原程序码，易读易明，好用方便 -Sitronix ST7637 drive the original program code, readable and easy to understand, easy to use convenient

UCOS2在51上的移植源码。学习UCOS-UCOS2 51 on the transplant source. Learning UCOS

rc522原厂完整资料,包括源码,工程文件-rc522 original integrity of the information, including source code, project file

44键盘多模块演示程序，使用双向双次键扫描技术LCALL INKEY 双向双次键扫描-keyboard module demonstration, the use of the bi-directional bonding time scanning technology LCALL INKEY meeting of the bi-directional scanning Bond