nRF2401 RF chip, nRF2402 use AVR ATMega128 with CodeVision C Com piler

使用ISD4004语音芯片与单片机连接，设计的一个任意录音或放音8―16分钟的模块，注解详细。-Use ISD4004 voice chip microcontroller, design an arbitrary recording or playback 8-16 minute modules, detailed annotations.

C语言在单片机中应用的技巧-C language in SCM application skills

x25045的编程应用，它具有512字节的EPROM，看门狗，复位信号等，是MCU不错的外围芯片-x25045 programming application, which has 512 bytes of EPROM, watchdog, reset signal, MCU is a good peripheral chips

基于51系列单片机的超声波测距壁障程序 采用4位共阴数码管显示-51 Series single-chip microcomputer-based ultrasonic ranging barrier procedure used a total of four digital tube display Yam

单片机程序开发软件中文汉化版，支持C语言与汇编语言。-Single-chip developers Chinese Version software to support the C language and assembly language.

周立功LPC214X的关于定时器中断查询的程序.-Week Ligong LPC214X inquiries on the timer interrupt process.

conver hull prgram dds

RF24L01驱动程序---C51-RF24L01 driver--- C51

ad9833的原理图和源程序，希望对需要的人有用-AD9833 Schematic and source of hope for those who need it useful

关于msp430F21xx各个模块的代码，完全可以放心大胆的用-About msp430F21xx each module code, can rest assured that with the bold