多串口扫描，原创，可以扫描最多6个串口。检测发送接收。。自己项目中用到-Multiport Serial scanning, original, and can scan up to six serial ports. Test sending and receiving. . Used in own projects

多串口调试助手，串口类为自己编写，并提供之后保存和打印操作-Multiport Serial debugging assistant, serial category for their preparation, and to provide after saving and printing operations