1.查询所有串口名称
String[] Portname = SerialPort.GetPortNames();
2.通过串口名(serial_name)查看串口是否被占用
int TestSerial(String serial_name)
{
try
{
using
1.查询所有串口名称
String[] Portname = SerialPort.GetPortNames();
2.通过串口名(serial_name)查看串口是否被占用
int TestSerial(String serial_name)
{
try
{
using