Communication Ports - Argox PA-20 Programming Manual

clear_com
Purpose：
Clear receive buffer
Syntax：
void clear_com(int port);
Example call：
clear_com(1);
#include "SDK.h "
Includes：
Description：
This routine is used to clear all data stored in the receive buffer. This can be
used to avoid mis-interpretation when overrun or other error occurred. Use
the argument "port" as the connect port which is chosen to open . You can
choose 1(RS232).
Returns：
None
close_com
Purpose：
To close specified communication port
Syntax：
void close_com(int port);
Example call：
close_com(1);
#include "SDK.h "
Includes：
Description：
The close_com disables the communication port specified. Use the
argument "port" as the connect port which is chosen to open . You can
choose 1(RS232).
Returns：
None
com_cts
Purpose：
Get CTS level
Syntax：
int close_com(int port);
if (com_cts(1) = = 0) _printf("COM 1 CTS is space);
Example call：
else _printf("COM 1 CTS is mark");
#include "SDK.h "
Includes：
This routine is used to check current CTS level. Use the argument "port" as
Description：
the connect port which is chosen to open. Now we only can choose
1(RS232).
Returns：
1 : allow to deliver
0 : not allow to deliver
com_eot
Purpose：
To see if any COM port transmission in process (End Of Transmission)
Syntax：
int com_eot(int port);
while (com_eot(1) != 0x00); write_com(1,"NEXT STRING");
Example call：
#include "SDK.h "
Includes：
PT-20 Programming Guide

Communication Ports

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