sanDisk sd card standard protocol manual, very good information

1.利用PWM控制占空比实现LED的亮暗。 2.可以用UP DOWM键进行控制亮暗。 -1. The use of PWM duty cycle control to achieve the bright LED dark. 2. Can be used to control button UP DOWM bright dark.

这是一份Ｉ２Ｃ数据传输程序．自己写的，有识之士看看，-I2C data transmission procedures. Wrote it myself, people of insight to see,

MSP430 资料 供一些初学者使用非常有用!-MSP430 information for beginners to use some very useful!

87C52单片机在气流测量中的应用（过量保护，led显示，按键显示）-87C52 microcontroller in airflow measurement of (excessive protection, led displays, buttons displayed)

这是一个用128*64液晶显示的俄罗斯方块游戏，代码独特，用的是52单片机。-This is a 128* 64 LCD display Tetris games, unique code, using a single-chip microcomputer 52.

C:CypressUSBExamplesFX2重要的实验程序cypress官方提供imemtest-C: CypressUSBExamplesFX2 important experimental procedures cypress official imemtest

IC卡的模拟！ IC卡的模拟！-IC

之前看过论坛上有一个C8051和S3530A的通信程序，但我认为很复杂而不具有通用性，我自己写的一个3530通过I2C总线与单片机的通信程序,虽然很短,但是很实用.-Read before the forum have a C8051 and S3530A communications procedures, but I think very complex and not universal, and I wrote it myself a 3530 through the I2C bus communication with the SCM process, although very short, but very practical .

keil c51开发的8279和51单片机通用键盘控制和Led显示及uart通信程序。-Keil decoder developed by 8279 and 51 general-purpose keyboard control and Led Display and uar t Communication Program.

pic单片机原理，对于想学习PIC型单片机的同仁是很好的教材，PIC单片机是用途最广这单晶片之一，本教程以PIC16开头的8位单片机为例详细阐述其原理的。-pic microcontroller principle, want to learn PIC microcontroller-based colleagues is a very good teaching, PIC is the most extensive use of this single-chip, the Guide to PIC16 beginning of the 8-bit microcontroller for example detail its principles.