工业控制源！使用步骤7！相关的现场总线

一份关于SD卡读写的资料，需要的就拿吧。-A report on the SD card to read and write data, need to just take it.

C51的tcpip源程序 包含了TCP,IP,ARP,ICMP等协议的接口，可以方便的实现移植。开发环境为Keil C51。-tcpip programme for C51

isd4003的驱动程序,主要用于驱动isd4003的录放,很有用的啊-isd4003 drivers, mainly for the driver isd4003 recorders, very useful ah!

该设备是一款基于AVR mega16L单片机的电子书阅读器，它除具有传统的阅读电子资源功能外，还能通过PS2接口与PC键盘连接，使用普通PC键盘输入信息，进行文本录入；使用LCD12864液晶作为显示器，它还可以用VB专门为之编写的下载软件通过串口下载TXT格式的文本资源。电子书资源存储在AVR公司生产的AT45DB021B闪速存储器，它有2M存储空间，可满足一般用户需要，当然也可升级为大容量存储器。 该设备功能强大，将电子书阅读器发挥到了极致，能满足用户特殊需要。 -The device is a single chip based on the AVR mega16L e-book reader, which in addition to the traditional functions of reading electronic resources, but also through the PS2 interface to connect with the PC keyboard, use an ordinary PC keyboard input information, the text input use LCD12864 LCD as a display, it can be prepared by specialized VB download software through the serial port to download TXT format text resources. E-book resources are stored in the AVR produced AT45DB021B flash memory, it has 2M storage space to meet the needs of general users, of course, can also be upgraded to a large-capacity memory. The device is powerful and will play an eBook reader to the extreme, and to meet the special needs of users.

pic 单片机的应用子程序库，用过感觉不错-pic microcontroller applications subroutine library, used good feeling

经典的DSP的C程序和汇编程序, 非常好!-Classic DSP-C procedures and compilation of procedures, very good!

是用AT89C2051主控音量控制PT2258,数码管显示, 红外线遥控,2.1/5.1音源选择)包括全套原理图,源程序,HEX文件-AT89C2051 is PT2258 master volume control, digital control, infra-red remote control, 2.1/5.1 sources choice), including a full set of schematics, source, the HEX file

protelDXP汉化软件，通过该软件你可以汉化你的dxp，较为好用。-protelDXP Speaking of software, through the localization of your software, you can dxp, relatively easy to use.

密码锁:根据设定好的密码，采用二个按键实现密码的输入功能，当密码输入正确之后，锁就打开，如果输入的三次的密码不正确，就锁定按键3秒钟，同时发现报警声，直到没有按键按下3种后，才打开按键锁定功能；否则在3秒钟内仍有按键按下，就重新锁定按键3秒时间并报警-Password Lock: According to set a good password, the password used to achieve two key input function, when to enter the correct password, the lock will open, if entered incorrect password three times, on the lock button 3 seconds, also found that alarm sound, do not press the button until the three kinds of after the Open button lock function otherwise, there is still a matter of seconds in the 3 button press, on the re-lock button 3 seconds time and alarm

PS/2接口协议详解，其中对PS2键盘核鼠标的命令作了详细介绍，可以供广大想作单片机键盘鼠标接口的同志学习-PS/2 interface protocol Hi, PS2 keyboard to the mouse nuclear order, was introduced in detail. to be available to all for a keyboard and mouse interface MCU comrades learning. .