精度为20位的数模转换芯片CS5503数据手册，有需要的朋友可以下来...

单片机I2C总线通信：主器件函数库，从器件函数库，单主器件I2C总线模拟子程序-Single-chip I2C bus communication: the main library device, from the device library, a single I2C bus master device simulation subprogram

msp430系列单片机样板源代码.rar-Controller Series SCM model source code. Rar

enc28j60的驱动， 通过ping命令来测试enc28j60是否连同 -enc28j60 drive through ping command to test whether or not together with enc28j60

这是一个单片机与MFRC522通信的程序，采用C语言编写。-This is a single-chip microcomputer with MFRC522 communications procedures, the use of C language.

TM8211演示程序 单片机 STC12C5A32AD 晶振 33MHZ 一分频速度快T=1/33=30ns-TM8211 demo program microcontroller STC12C5A32AD Crystal 33MHZ one-way speed T = 1/33 = 30ns

1） 以单片机为核心部件组成一个音乐播放器。 2） 利用单片机的定时器产生乐谱的各种频率方波，信号经过放大后由喇叭发出声音。 3） 自行定义按键盘，每按一键，可选择一首歌曲进行演奏，某段音乐令单片机连续播放，演奏可通过按键来中断。 4） 在LCD上显示演奏歌曲的名称。 -1) the composition of the core components of SCM as a music player. 2) the use of MCU timer generated scores of the various frequency square wave signal through the amplified sound from the speakers. 3) self-defined keyboard, every click of a button, select a song to play, a certain period of continuous playback of music in SCM, playing by pressing a button to interrupt. 4) In the LCD displays the name of the song playing.

单片机的标准液晶屏驱动程序。单片机为P89C52，语言为C，液晶屏为LCD1602，编程环境为KEIL C。-MCU standard LCD driver. Microcontroller P89C52, for the C language, LCD screen for LCD1602, the programming environment for C KEIL.

IAR编译的mega16的ad转换，由1602和串口分别显示-IAR compiler mega16 of the ad conversion, and serial from 1602 show

1602液晶 51单片机 DS1302时钟芯片-1602 LCD 51 MCU clock chip DS1302

双机通信过程中采用点对点通信的主机部分示例-Two-machine communication process used in peer-to-peer communications in the host part of sample