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

4.1.5 DataSizeOutCom

Description:
Get the how many data existed on the output buffer of COM port.
Syntax:
long DataSizeOutCom
Parameter:
port:
Return Value:
>=0 :
<0 :
Example:
int port=3; //Com_port of PAC
long Size;
Size= DataSizeOutCom(port);
Remark:
http://www.icpdas.com
[C
(unsigned char
[Input] 1=COM1, 2=COM2 .... , MAXPORT
Data size in the output buffer.
Error code, please refer to "Appendix A Error Code".
MP-8x43 Function Reference V 1.0
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]
cPort)
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