ELK_PRECONSTRUCTOR()
{
static int setup;
if (setup) {
return;
}
// Set up the console for interrupt serial I/O.
sem_init(&sem_output, 0, 1);
sem_init(&sem_input, 0, 1);
ibuffer_in = ibuffer_out = ibuffer;
sem_init(&sem_obuffer, 0, 0);
obuffer_in = obuffer_out = obuffer;
// Set up the system calls.
SYSCALL(ioctl);
SYSCALL(write);
SYSCALL(writev);
SYSCALL(read);
SYSCALL(readv);
// Register the interrupt handler.
console_interrupt_register(rx_interrupt, tx_interrupt);
// Enable the receive interrupt.
console_enable_rx_interrupt();
setup = 1;
}
/**
* \brief LIN Application entry point.
*
* \return Unused (ANSI-C compatibility).
*/
int main(void)
{
/* Output example information */
console_example_info("LIN Example");
/* Configure Console interrupts */
printf("Initializing console interrupts\r\n");
console_set_rx_handler(_console_handler);
console_enable_rx_interrupt();
/* Configure Timer/Counter */
_configure_tc();
/* Configure com port */
_init_com_master();
_init_com_slave();
/* main LIN program */
_display_menu();
do {
switch (key) {
case 'P':
case 'p':
case 'S':
case 's':
case 'I':
case 'i':
tc_stop(TC0, TC_CHANNEL);
_process_button_evt();
_display_menu();
if (key == 'I' || key == 'i')
tc_stop(TC0, 0);
else
tc_start(TC0, TC_CHANNEL);
key = 0;
break;
default:
break;
}
} while (key != 'q' && key != 'Q');
tc_stop(TC0, TC_CHANNEL);
timer_wait(500);
printf("\n\rEnd of demo\n\r");
while (1);
}
