有关AVR单片机的bootloader，外国人写的，很实用，内容详细

对基于splc501液晶控制器的128×64点阵的液晶驱动c51程序。包括一个自建字库。-right splc501 LCD Controller Based on the 128 x 64 dot-matrix LCD driver c51 procedures. Include a self-built character.

4x4键盘的程序，新思路，希望能对大家有所帮助。-4x4 keyboard procedures, new ideas, hoping to be helpful for everyone.

providing learners for programming with C51, and joining in these web,hopefully finding people with C51 programming so that it will can be studied each other.-providing learners for programming with C 51, and joining in these web, hopefully finding people with C51 programming so that it will can be studied each other.

嵌入式通用EEPROM读写程序.-embedded EEPROM read and write common procedures.

单片机c和汇编调用例子-SCM and compilation called examples

vb串口通信调试,能够进行16进制和字符的数据传输。-vb serial communication debugging, can be 16 hexadecimal and character data transmission.

温度传感器DS18B20测温+显示+键盘，里面包括KEIL文件和PROTEUS仿真文件-Temperature sensor DS18B20 temperature+ Display+ Keyboard, which includes documents and PROTEUS simulation KEIL document

接触式IC卡的读写函数，IIC通信模式的源代码-Contactless IC card reader function, IIC communication model" s source code

编译通过的两块单片机读写双口RAM7132的原程序！供大家参考！-compiled by the two dual-port MCU literacy RAM7132 the original program! For your reference!

液晶屏字库，主要是针对lcd单色屏的应用，我们用的屏幕是320*240的规格-yejingping ziku