/* Initialize timer module */
void timer_init(void) {
timer_overflow_count = 0; // Reset overflow counter
//TOI_ENABLE; // Enable TCNT overflow interrupt
SET_TCNT_PRESCALE(TCNT_PRESCALE_8); // Set timer prescaler
SET_BITS(TSCR1,TSCR1_INIT); // Set timer operation modes and enable timer
}
void main(void)
{
/* put your own code here */
SET_TCNT_PRESCALE( TCNT_PRESCALE_8);
TSCR1 = TSCR1_INIT;
seg_init();
CANinit(THE_FLOOR);
SET_BITS(LED_DDR, LED1_MASK|LED2_MASK);
node_id = PORTB & 3; //get hardware specified node id
while (!(CANCTL0&0x10));
CANRFLG = 0xC3;
CANRIER = 0x01;
InitializeQueue(&rec); // Create the Recieve Queue
clear_seg();
EnableInterrupts;
for(;;)
{
if(IsQueueEmpty(rec) != 0)
{
DeQueue(&rec);
Parse_Floor();
}
// button 1 press
if((PTJ & (SWITCH1_MASK |SWITCH2_MASK) )== SWITCH1_MASK)
{
if(THE_FLOOR == F1 || THE_FLOOR == F2)
{
if (last != SWITCH1_MASK)
{ // check if button already pressed
data[0] = THE_FLOOR;
data[1] = CALL_SWITCH1;
data[2] = UP;
(void)CANSend(CONTROLLER, 0x00, 0x00, DATA_LENGTH, data);
last = SWITCH1_MASK;
}
}
else if(THE_FLOOR == F3)
{
if (last != SWITCH1_MASK)
{ // check if button already pressed
data[0] = THE_FLOOR;
data[1] = CALL_SWITCH1;
data[2] = DOWN;
(void)CANSend(CONTROLLER, 0x00, 0x00, DATA_LENGTH, data);
last = SWITCH1_MASK;
}
}
}
//button 2 press
else if((PTJ & (SWITCH1_MASK |SWITCH2_MASK) )== SWITCH2_MASK)
{
if(THE_FLOOR == F2)
{
if (last != SWITCH2_MASK)
{ // check if button already pressed
data[0] = THE_FLOOR;
data[1] = CALL_SWITCH2;
data[2] = DOWN;
CANSend(CONTROLLER, 0x00, 0x00, DATA_LENGTH, data);
last = SWITCH2_MASK;
}
}
}
else
last = 0;
// Updates the LED
FORCE_BITS(PTS,0b00001100 , led) ;
} /* loop forever */
/* please make sure that you never leave main */
}
