Select a serial port to obtain the corresponding address;

Operate on the address as needed.

//serial address

int？ LCR、DLL、DLM、LSR、MCR、MSR、THR、RBR、IER、IIR

//Baud rate

longBaudRate

//Check mode

int？ Parity;

Invalid? CMycomView::OnAppPort()？

{

//? TODO:？ Supplement? Yours Command? Handler? Code? here

comport？ comportDlg

comportDlg。 DoModal()；

com _ port = comportDlg.com _ port

BaudRate=comportDlg。 Podrat;

Parity =comportDlg. Parity;

if(com_port== 1)

{

LCR = 0x3FB；

DLL = 0x3F8

DLM = 0x3f 9；

LSR = 0x3FD；

MCR = 0x3FC

MSR = 0x3FE；

THR = 0x3f 8；

RBR = 0x3f 8；

IER = 0x3f 9；

IIR = 0x3FA

}

if(com_port==2)

{

LCR = 0x2FB；

DLL = 0x2F8

DLM = 0x2f 9；

LSR = 0x2FD；

MCR = 0x2FC

MSR = 0x2FE；

THR = 0x2f 8；

RBR = 0x2f 8；

IER = 0x2f 9；

IIR = 0x2FA

}

}