手持机显示例子，在手持机上读取EM卡信息-Handset display example

曼彻斯特解码, 采用stm32f103vc ,EM 读卡模块为分立原件组成 ；通过串口1 输出10位码格式.-The Manchester decoding using STM32F103VC, EM reader module is a discrete original . detected ID, by Serial 1 output the 10 yds format.