Bolymin BEGA220A, Руководство пользователя

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BEGA220A USER MANUAL - 55 -
3.3.2.2 Member function of class CSerialPort
CSerialPort Function:
Constructor function of calss CSerialPort.
Syntax
CSerialPort();
Parameters None
Return value None
Open Function:
Open a serial port.
Syntax BOOL Open(
LPCTSTR port,
int baud_rate,
int data_bit
int stop_bit
int parity
);
Parameters port Name of serial port listed in the table of section 3.3.1.
baud_rate Baud rate, ex: 9600.
data_bit Data_bit, 7 ~ 8
stop_bit Stop bit ,
ONESTOPBIT, ONE5STOPBITS or TWOSTOPBITS.
parity Parity , NOPARITY, ODDPARITY, EVENPARITY.
Return value TRUE: Open serial port successfully
FALSE: .Open serial port fail.
Send Function:
Send specified data by this serial port.
Syntax BOOL Send(
LPCVOID buf_ptr,
DWORD data_len
);
Parameters
buf_ptr Memory pointer of data will be sent.
data_len Length of data will be sent. (UNIT: byte)
Return value TRUE: Send data successful.
FALSE: Send data fail.
SetCommMsg Function: CSerialPort object will send a receive message to specified window.
User need to call this function to set the receive message value and the window that will receive
message.
Syntax
void SetCommMsg(
HWND win_handle,
UINT receive_msg
);
Parameters win_handle Handle of the window that will receive message.
receive_msg User defined message value.
Return value None
Close Function: Close current serial port.
Syntax
BOOL Close (
);
Parameters None
Return value TRUE: Close serial port successfully.
FALSE: Cloas serial port fail.