串口通信，从串口中读取数据，把数据转化为十六进制的数

自己开发用来用来解决16进制数据转化问题，比如把16进制数据之间加上空格。还有一种用法是提取串口监视工具ACCESSPORT的监视报文。-Developed to be used to solve the hexadecimal data into problems, such as the spaces between hexadecimal data. Another use is to extract the serial port monitoring tool ACCESSPORT m