ARM contex M3 UART串口实验。-ARM contex M3 UART test

嵌入式cortex-M3开发板开发：以五向键控制led灯柱的闪烁，并将信息显示在4位米字管殇，同时通过uart上传。当有键按下时，蜂鸣器以0.2s周期鸣响，没有键按下时，蜂鸣器不响。-Embedded cortex-M3 development board development: the five key control led to a lamppost flashing, and the information is displayed in 4 m word pipe War, thro

CORTEX M3 UART 与电脑蓝牙的串行通信接口-CORTEX M3 UART serial communication interface with the PC Bluetooth

采用的主控芯片LPC1768系列CORTEX-M3内核处理器，时钟晶振XT=12MHZ，系统时钟96MHZ，外部时钟PLCK 本程序采用查询方式完成串口的接收和发送程序 -Using master chip LPC1768 series CORTEX-M3 core processor, clock oscillator XT = 12MHZ, the system clock 96MHZ, the program uses an external clock PLCK query co