/*..........................................................................*/
static void interrupt ISR_tmr() { /* see NOTE01 */
QK_ISR_ENTRY(); /* inform QK-nano about ISR entry */
QF_tickISR(); /* process all time events (timers) */
Video_printNumAt(20, 17, VIDEO_FGND_YELLOW, ++l_tickCtr);
QK_ISR_EXIT(); /* inform QK-nano about ISR exit */
}
__interrupt void timerA_ISR(void) {
#ifdef NDEBUG
__low_power_mode_off_on_exit();
#endif
QK_ISR_ENTRY(); /* inform QK-nano about ISR entry */
QF_tickISR();
QK_ISR_EXIT(); /* inform QK-nano about ISR exit */
}
/*..........................................................................*/
static void interrupt ISR_tmr(void) {
QK_ISR_ENTRY(); /* inform QK-nano about ISR entry */
QF_tickISR(); /* process all armed time events */
QActive_postISR((QActive *)&AO_Tunnel, TIME_TICK_SIG, 0);
QActive_postISR((QActive *)&AO_Ship, TIME_TICK_SIG, 0);
QActive_postISR((QActive *)&AO_Missile, TIME_TICK_SIG, 0);
QK_ISR_EXIT(); /* inform QK-nano about ISR exit */
}
/*..........................................................................*/
void SysTick_Handler(void) {
static uint32_t btn_debounced = USR_SW1;
static uint8_t debounce_state = 0U;
uint32_t btn;
QK_ISR_ENTRY(); /* infrom QK about entering an ISR */
QF_tickISR(); /* process all armed time events */
/* debounce the USER button... */
btn = GPIOF->DATA_Bits[USR_SW1]; /* read the User Sw1 */
switch (debounce_state) {
case 0:
if (btn != btn_debounced) {
debounce_state = 1U; /* transition to the next state */
}
break;
case 1:
if (btn != btn_debounced) {
debounce_state = 2U; /* transition to the next state */
}
else {
debounce_state = 0U; /* transition back to state 0 */
}
break;
case 2:
if (btn != btn_debounced) {
debounce_state = 3U; /* transition to the next state */
}
else {
debounce_state = 0U; /* transition back to state 0 */
}
break;
case 3:
if (btn != btn_debounced) {
btn_debounced = btn; /* save the debounced button value */
if (btn == 0U) { /* is the button depressed? */
QActive_postISR((QActive *)&AO_Pelican,
PEDS_WAITING_SIG, 0U);
}
else { /* button released */
}
}
debounce_state = 0U; /* transition back to state 0 */
break;
}
QK_ISR_EXIT(); /* inform QK-nano about exiting the ISR */
}
__interrupt void timerB0_ISR(void) {
#define DEBUG_INTERRUPT
#ifdef DEBUG_INTERRUPT
static uint16_t ctr = 0;
if(++ctr > (SYSTICK_HZ/2U)) {
ctr = 0;
LED_toggle();
}
#endif
//static uint16_t tickISRTime = 0;
//uint16_t t1 = TBR;
//__low_power_mode_off_on_exit();
QK_ISR_ENTRY(); /* inform QK-nano about ISR entry */
QF_tickISR();
//tickISRTime = TBR - t1;
QK_ISR_EXIT(); /* inform QK-nano about ISR exit */
}
void SysTick_Handler(void) {
QF_tickISR();
}
/*..........................................................................*/
static void interrupt ISR_tmr() {
_enable(); /* enable interrupts */
QF_tickISR(); /*<-- process the QF clock tick */
_disable(); /* disable interrupts again */
outp(0x20, 0x20); /* write EOI to the master PIC */
}
