单片机的标准液晶屏驱动程序。单片机为P89C52，语言为C，液晶屏为LCD1602，编程环境为KEIL C。-MCU standard LCD driver. Microcontroller P89C52, for the C language, LCD screen for LCD1602, the programming environment for C KEIL.

MCS51单片机C语言实现画圆弧坐标的源程序-MCS51 C Language painting arc coordinates of the source

单片机控制键盘和led，键盘送入的数据在led 上显示，数据满四位后，键入的第5位数据在个位显示，前四位清零。-MCU control the keyboard and led, keyboard into the data led the show, data-4, Type the first five places in the data revealed that four former reset.

从MCS51到AVR的转变,如果你是一个现在懂MCS51，且又想学习其它单片机，对AVR有兴趣的话，这是一本不错的指导书，可以让你快速的从MCS51过渡到AVR系列-from AVR MCS51 to change, if you are a MCS51 now understand, and indeed want to learn other microcontroller, the AVR is interested in it, this is a good guide book, which will let you quickly from the transition to MCS51 AVR Series

STC12C5A60S2 具备一般51单片机不可企及的高性能，有片内ADDA，速度是一般51的8倍！-STC12C5A60S2 high speed,low price, with ADDA in chip!

普通19264图形液晶模块的单片机驱动程序，内含有3个程序。-19,264 ordinary graphics of the single-chip LCD driver module, which contains three procedures.

一个很好的单片机学习工具-a good learning tool MCU

78EXXPCB11 winbond51单片机源码一堆-78EXXPCB11 winbond51 SCM source heap

在外部环境中检测亮度，温湿度，其中带232及485控制-Detected in the external environment brightness, temperature and humidity, which with 232 and 485 control

mc51单片机对rtl8019编程,实现ethernet的收发控制.-mc51 Singlechip for RTL8019 programming, realize ethernet transceiver control.