arm7 bootloader source, very good

基于320×240图形点阵液晶与51单片机的接口设计程序。采用C51编程制作。-Based on 320 × 240 dot-matrix graphic LCD interface with 51 single-chip design process. The use of C51 produced programming.

ISD4003-4M语音的详细使用说明，和ISD4003-4M的技术资料！-ISD4003-4M detailed voice instructions, and ISD4003-4M technical information!

用C语言写的HT1621的驱动程序，非常好的实例。-C language to write the HT1621 the driver, a very good example.

EMBEDDED SYSTEM FILE SYSTEM TEST

掉电保护的一些基础-power off some of the basic protection

此程序是用于单片机e2rom读写的程序。-The firmware of the USBisp is easy to upgrade. A software upgrade works also via the USB interface. The package contains a STK500 compatible bootloader so you can use avrdude to update the firmware. There are 7k of flash left in the ATMega8

72段LCD驱动器SD0418的测试程序-72 LCD drive SD0418 test procedures

用Keil uVision2编写得批量in传输程序，实现简单得数据采集，我看了觉得很有用-with Keil uVision2 prepared in bulk in transmission process, in simple data collection, I saw very useful

使用DS12C887时钟芯片设计一个多功能时钟，在液晶上显示年月日星期时分秒并按秒更新，具有闹钟设定到时报警功能，可用按键随时调节各个参数。-DS12C887 clock chip designed to use a multi-functional clock, the LCD displays date and then every second week, when the second update, that time has set the alarm clock function keys can be used at any time adjust the various parameters.

三种单片机的区别,文中详细介绍了三种单片机的区别和使用范围-The distinction between three types of MCU, the text describes in detail the distinction between three types of MCU and the use of