Reading and writing serial port data with PowerShell

List com ports To see a list of available com ports, PS C:\> [System.IO.Ports.SerialPort]::getportnames()<br /> COM1<br /> COM2<br /> COM3 Read or write data To read or write data with given details, such as port, Baudrate etc. $port= new-Object System.IO.Ports.SerialPort COM3,9600,None,8,one $ $port.WriteLine("some string data") $port.ReadLine() $port.Close() Write unix time I have a clock which accepts unix time for syncing the time, so I use script below to sync the time if the clock being off for few minutes after some time.