佟国香的基于单片机的嵌入式系统开发课件PPT,主要介绍日电的NEC单片机，非常经典，国内NEC资料比较少，要用的抓紧了-Tong Guoxiang microcontroller-based embedded system development courseware PPT, Xinhua introduced the NEC microcontroller, very classic, less domestic NEC data, use the hold on tight

国四电控odx文件,汽车诊断编程参考资料-Odex file electronically controlled four countries, car diagnostic programming reference

国电资料----TI杯全国电子设计大赛(省级赛区优秀作品大全).TI杯全国电子设计大赛(省级赛区优秀作品大全).(TI Cup National Electronic Design Competition (excellent works of the provincial division)