Instructions & drivers required for Wired Connection

[veerendra-shakya]

i am trying to run Wired Connection Paytm_EDC/wired /netV4.0/[PaytmWindowsForm.exe

(https://github.com/paytm/Paytm_EDC/blob/main/wired%20/netV4.0/PaytmWindowsForm.exe)

also checked developer documentation
https://business.paytm.com/docs/pos-edc-wired-connection-overview?ref=poswiredconnection

i am on windows 11, POS connected with PC with default ADB drivers, POS connected on COM8 port but connection status is not successful, is there any specific serial or ADB driver need to be used ? please provide more instructions.

Test Sale from PaytmWindowsForm.exe

Test Sale from Visual Studio
code is as follows

    static void Main(string[] args)
    {
        Payments payments = new Payments();

        try
        {
            string status = payments.Sale("COM10", 115200, 0, 8, 1, 1, "bSYOOV26221325080650","00014","ALL","1000", "FOOD:2|GIFT:6",
                "extendInfo://values?productValidationValue=12764874894894898&merchantTxnId=82938938983&caNumber=34567777",
                "printInfo://values?merchantTxnId=82938938983&caNumber=34567777&billNumber=xyz123",
                "gstInformation://values?gstIn=08TESTF0078P1ZP&gstBrkUp=CGST:10|SGST:10| IGST:10| CESS:10| GSTIncentive:10| GSTPCT:10&invoiceNo=Invoice34234321&invoiceDate=2019-06-11T13:21:50+05:30",
                "ALL");
            Console.WriteLine(status);
        }
        catch (Exception ex)
        {
            Console.WriteLine(ex.Message);
        }

        Console.ReadLine();
    }

i am getting this error