function

void Timer0_Wait(uint32_t ms)
{
    TIM_TIMERCFG_Type TIM_ConfigStruct;
    TIM_MATCHCFG_Type TIM_MatchConfigStruct ;

        // Initialize timer 0, prescale count time of 1ms
    TIM_ConfigStruct.PrescaleOption = TIM_PRESCALE_USVAL;
    TIM_ConfigStruct.PrescaleValue  = 1000;
    // use channel 0, MR0
    TIM_MatchConfigStruct.MatchChannel = 0;
    // Enable interrupt when MR0 matches the value in TC register
    TIM_MatchConfigStruct.IntOnMatch   = TRUE;
    //Enable reset on MR0: TIMER will not reset if MR0 matches it
    TIM_MatchConfigStruct.ResetOnMatch = FALSE;
    //Stop on MR0 if MR0 matches it
    TIM_MatchConfigStruct.StopOnMatch  = TRUE;
    //do no thing for external output
    TIM_MatchConfigStruct.ExtMatchOutputType =TIM_EXTMATCH_NOTHING;
    // Set Match value, count value is ms (timer * 1000uS =timer mS )
    TIM_MatchConfigStruct.MatchValue   = ms;

    // Set configuration for Tim_config and Tim_MatchConfig
    TIM_Init(LPC_TIM0, TIM_TIMER_MODE,&TIM_ConfigStruct);
    TIM_ConfigMatch(LPC_TIM0,&TIM_MatchConfigStruct);
    // To start timer 0
    TIM_Cmd(LPC_TIM0,ENABLE);
    while ( !(TIM_GetIntStatus(LPC_TIM0,0)));
        TIM_ClearIntPending(LPC_TIM0,0);
}