AVR，温度计加时钟芯片，有1302和PCF8563,有PCB和原理图及程序。使用18b20测温。编程环境为CVAVR。一个产品。-use ds1302 and pcf8563 with AVR chip to measure temperature and display time.

提供一个盖格计数机的驱动电路，采用MEGA8计数和显示，带并不驱动高压发生器。提供PCB板文件。程序简单，仅供参考-Provides a Geiger machine driving circuit, using MEGA8 count and display, with a device that does not drive the high voltage generator. PCB board file. Simple procedure, for reference only

GPS显示程序，包含原理图和PCB图。程序包括文件系统和usb相关的代码-GPS display program contains schematic and PCB diagram. Program, including the file system and usb code

V2.0 二代国网方案显示板 V1 0904单板(V2.0 two generation country network program display board)