key_irq

说明：  簡單的串列埠自我測試持式 測試硬體電路是否正確(Chuanlibu simple self-test with tester hardware circuit is correct)

Freescale DZ60 评估板原理图(Freescale DZ60 Evaluation Board Schematic)

W78E58B单片机参数手册，英文版资料(Singlechip parameters W78E58B manual, English version of the information)

Cell Radius In Long Term Evolution 4G

UCOS3 消息传递 ，实验，基于STM32F103ZET6(UCOS3 message passing, experiment, based on STM32F103ZET6)

#Grbl - An embedded g-code interpreter and motion-controller for the Arduino/AVR328 microcontroller(#Grbl- An embedded g-code interpreter and motion-controller for the Arduino/AVR328 microcontroller)

常见的单片机操作，IO，中断，定时器，低功耗模式等(io, interrupt, timer, low power mode and so on)

saber软件搭建的BUCK双闭环控制模块，电流内环和电压外环，直接能用。(saber software built BUCK double-loop control module, the current inner and outer voltage, can be used directly.)

51单片机，结合DS18B20温度传感器，实现对温度的采集，通过数码管显示(51 single-chip, combining DS18B20 temperature sensors, temperature acquisition, through a digital display)

电子时钟程序，简洁明了，原创请勿抄袭 适用于stc15单片机(Electronic clock program)