Readcomn - ICP DAS USA MP-8 43 Series Function Reference

4.1.6 ReadComn

Description:
This function is applied to receive the multi-bytes data from COM port
input buffer.
Syntax:
long ReadComn
Parameter:
Cport::
szResult:
wmaxLen::
*wT:
performance
Return Value:
>=0 :
<0 :
Example:
unsigned char m_ComPort=3;
DWORD m_baudrate=9600;
char m_databit=8;
char m_stopbit=0;
char m_szReceive[100];
WORD m_TimeOut=100;
WORD m_Checksum=0;
WORD m_wmaxLen=10;
WORD m_wT;
long m_Number;
Open_Com(m_ComPort, m_baudrate, m_databit, m_parity, m_stopbit);
m_Number= ReadComn(m_ ComPort, m_szReceiv, m_wmaxLen , &m_wT);
Close_Com(m_ComPort);
Remark:
http://www.icpdas.com
[C
(unsigned char cPort,
WORD *wT)
[Input] 1=COM1, 2=COM2 .... , MAXPORT
[Output] Pointer to the buffer that receives the data read
[Input] Number of bytes to be read COM port
[Output] return a reference number for identify the
The number of bytes actually be read.
Error code, please refer to "Appendix A Error Code".
//Com_port of PAC
char m_parity=0;
char m_szSend[100];
MP-8x43 Function Reference V 1.0
++
]
char szResult[], WORD wmaxLen,
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