51实现TCPIP协议原理图

2812原理图，对初学者有很大的帮助，尤其刚开始玩2812对硬件不熟的朋友-2812 schematic diagram of great help for beginners, in particular, began playing a friend unfamiliar with 2812 pairs of hardware

温度计原理图和源码-thermometer schematic and source

IIC协议读取24C02芯片的一些标准驱动函数-IIC protocol to read some of the standard 24C02 chip-driven functions

凌阳16位机 SPL501驱动程序－显示字符-Sunplus 16-bit machine SPL501 driver- display characters

C51的Usb实现代码及其固件工程文档，开发包（lib），及其相应函数。-C51 Usb achieve firmware code and project documentation, development kits (lib), and the corresponding function.

基于ARM中LPC2131芯片编写的各种uart源程序！-LPC2131 chips based on ARM in the preparation of a variety of uart source code!

用普单片机实现低成本高精度A_D与D_A转换关键词 单片机 　A/D转换 　D/A转换 　PWM(脉冲宽度调制)比较器-Pu realize low-cost single-chip microcomputer with high-precision conversion A_D with D_A Key words Single-chip A/D converter D/A converter PWM (pulse width modulation) comparator

一个北京青云科技液晶显示器资料，送给学习液晶的同志们。-Beijing Qingyun a liquid crystal display science and technology information to the study of liquid crystal comrades.

I2C接口AD转换器ADS11XX的应用，c51原代码调试通过，放心使用。-I2C interface AD converters ADS11XX application decoder source code debugging through reassured use.

单片机中的定时器模块，在CVAVR中已实现。-MCU timer module has been achieved in CVAVR.