超声波测距的源代码，已以SPCE61上调试通过。

基于51单片机的公交车报站系统程序 基于51单片机的公交车报站系统程序-Based on 51 MCU bus stop announcement system program

LCD图形显示函数，很使用！-LCD display function, is used!

用于手持时钟受时，时钟芯片的工作稳定性，以D18B20温度传感器的采集，微调时钟芯片的内置电容，改变震荡频率-For hand-held by the clock, the clock chip of job stability to temperature sensor D18B20 collection, fine-tuning of the built-in clock chip capacitors to change the vibration frequency

stc单片机头文件，不需要再修改仿真软件就可以用-STC Singlechip header files, no need to amend the simulation software can be used

rc500 c语言库函数，对RC500的开发提供了捷径-rc500 c language library functions, the development of RC500 provides a shortcut

pic16f877与pc通讯，（源代码）-dsPIC and communications, (source code)

sd卡(驱动)工作原理分析，对驱动SB卡有很大帮助-sd card (driver) working principle analysis of SB card drivers are very helpful

这是sitronix（台湾省公司）lcd驱动ic被应用在51低速单片机上的代码。-This is sitronix (Taiwan Province of the company) lcd driver ic used in 51 low-speed single-chip code.

IC卡读写程序,内有终端PCB及原理图.爱好者可以看一下.也许会有所帮助.-IC card reading and writing process, there are terminal PCB and schematic. Lovers can look at. Maybe be helpful.

128×64图形液晶显示程序，采用直接方式的硬件连接方式，可实现图形，文字的显示-128 64 LCD graphics procedures, the use of direct methods of connectivity hardware, graphics, text display