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AES128/196/256 加解密源码，可实现ECB模式加密，HEX输出。密码及明文没有补齐功能，需手动补齐。无需特殊库文件，适合单片机使用。已测试，可正常使用。(AES128/196/256 encryption source code, can achieve ECB mode encryption, HEX output. The password and the plaintext without the need to manually fill up function. No special library files, suitable for single use. Has been tested, can be used normally.)

pcf8563 lcd1602 ds18b02 stc89c52rc对系统精确定时 报警 采集温度(pcf8563 lcd1602 ds18b02 stc89c52rc precise timing of the alarm system collected temperature)

时钟程序的编写 这是基于89系列 适用于初学者(clock based on 89C51 you can make a clock by yourself if you want )

电子密码锁设计，实现四位密码开锁，可改密码(Electronic password lock design to achieve four bit password lock, password can be changed)

反应测试仪，测人的反应速度，精确到几百毫秒！通过按键测试！(Reaction tester, measuring people' s reaction speed, accurate to a few hundred milliseconds! Through the key test!)

c8051f060中定时器设置的参考程序，用于定时器的设置(The timer is set to the C8051F060 reference procedures, used to set the timer)

modbus 协议，从机模式.工业通讯支持(modbus 协议，从机模式。工业通讯支持)

飞思卡尔的风单片机源程序，希望有帮助哦，记得好好刊登在用看(Freescale wind microcontroller source code, hope helpful Oh, I remember the good published in see)

MDK RTX51 开发51单片机，使用RTX，对于初始学者很方便(MDK RTX51 )

开关电源测试 标准 (Switching power supply testing standards)