dx_stopch( )

dx_stopch(chdev, mode)

Tac dong vao mot kenh dang ban tro thanh kenh roi. Neu kenh roi ham khong co hieu luc va tra ve thanh cong

chdev: Mieu ta thiet bi kenh hop le khi duoc mo bang dx_open

mode: Phuc vu cho tuong lai

#include <srllib.h>

#include <dxxxlib.h>

#include <windows.h>

main( )

{

int chdev, srlmode;

/* Dat SRL de chay trong che do duoc hoi */

srlmode = SR_POLLMODE;

if (sr_setparm(SRL_DEVICE, SR_MODEID, (void *)&srlmode) == -1) {

/* process error */

}

/* Mo kenh va mo ta thiet bi*/

if ((chdev = dx_open("dxxxB1C1",NULL)) == -1) {

/* process error */

}

/* continue processing */

if ( dx_stopch(chdev, EV_ASYNC) == -1) {

/* process error */

}

}