Intermec Trakker T2090, Руководство пользователя

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im_tm_callback_register
4-58
Example
#include <time.h>
#include <stdio.h>
#include “imt209x.h”
void printHello(void)
{
im_sound(1000,50,IM_NORMAL_VOLUME);
im_puts("hello world! ",IM_NORMAL);
}
void main(void)
{
IM_UCHAR input[300];
IM_ORIGIN source;
IM_STATUS iStatus = 11;
PTIMERCALLBACK pFunction;
IM_USHORT iIndex = 0;
time_t timeToStart;
IM_BOOL fDisplay;
IM_USHORT iRepeatCount;
IM_ULONG iPeriod;
//initialize
// callback 10 times
iRepeatCount = 10;
// 10-second period
iPeriod = IM_CALLBK_SECOND*10;
//print hello
pFunction = printHello;
//enable callback
fDisplay = IM_FALSE;
//time to first callback
time(&timeToStart); //get current time
timeT= 16; //future after 16seconds or
//timeToStart -= 20; // or pass current 20 seconds
//timeToStart = IM_CALLBK_NOW;
//register the callback function
iStatus = im_tm_callback_register(pFunction, timeToStart,
iRepeatCount, iPeriod, fDisplay, &iIndex);
//cancel the callback function
iStatus = im_tm_callback_cancel(iIndex);
}