void tn_reset_int_handler()
{
hw_watchdog_init();
tn_cpu_int_disable(); // switched back in tn_start_system();
#ifdef BOOT_LOADER
hw_delay(BOOT_DELAY);
#endif // BOOT_LOADER
#ifdef DEBUG
hw_delay(1000000); // DEBUG delay 1000 mS
#endif // DEBUG
#ifndef BOOT_LOADER
// Set system clock to 80 MHz
MAP_SysCtlClockSet(SYSCTL_USE_PLL | SYSCTL_OSC_MAIN | SYSCTL_XTAL_16MHZ | SYSCTL_SYSDIV_2_5 | SYSCTL_INT_OSC_DIS | SYSCTL_INT_PIOSC_DIS);
// Set system clock to 50 MHz
//MAP_SysCtlClockSet(SYSCTL_USE_PLL | SYSCTL_OSC_MAIN | SYSCTL_XTAL_16MHZ | SYSCTL_SYSDIV_4 | SYSCTL_INT_OSC_DIS | SYSCTL_INT_PIOSC_DIS);
#endif // BOOT_LOADER
__iar_program_start();
}
/* wait time * 320 us */
void clockWait(uint16_t time)
{
uint32_t i ;
for ( i = 0 ; i < time ; i += 1 )
{
hw_delay( 3200 ) ; // Units of 0.1uS
}
}
void tn_halt_boot()
{
tn_cpu_int_disable();
for (unsigned int i=0; i<50; i++)
{
hw_delay(50000);
}
tn_reset();
}
/* Error LED blink------------------------------------------------------------*/
static void Err_led(unsigned char err)
{
bool b_err;
while (1)
{
MAP_WatchdogIntClear(WATCHDOG0_BASE);
if (b_err)
pin_on(OPIN_ERR_LED);
else
pin_off(OPIN_ERR_LED);
b_err=!b_err;
hw_delay(700000);
}
}
void delay1_7us()
{
hw_delay( 17 ) ; // units of 0.1uS
}