void
platform_poweron() {
ot_u32 prescaler = 32;
/// Hardware turn-on stuff
SystemInit(); // comes from STLib, does lots of startup
platform_init_busclk(); // extra bus clock setup not in SystemInit()
platform_init_periphclk(); // Peripherals OpenTag cares about
platform_init_interruptor(); // Interrupts OpenTag cares about
systim_init((void*)&prescaler); // Initialize GPTIM (to 1024 Hz)
platform_init_gpio(); // Set up connections on the board
platform_init_spi(); // initialize command interface to radio
#if ( defined(RADIO_DEBUG) || (OT_FEATURE(MPIPE) == ENABLED) )
platform_uart_init();
#endif /* RADIO_DEBUG */
#if defined(RADIO_DEBUG)
debug_uart_init();
#endif /* RADIO_DEBUG */
rng_seed();
/// Restore vworm (following save on shutdown)
vworm_init();
# if (OT_FEATURE(MPIPE) == ENABLED)
/// Mpipe (message pipe) typically used for serial-line comm.
mpipe_init(NULL);
# endif
}
void main( void ) {
/// Platform power-up initialization:
platform_poweron(); // 1. Clocks, Timers, IRQ's, etc
platform_init_gpio(); // 2. Not built into platform_poweron()
platform_init_OT(); // 3. OpenTag module inits
/// Set up the user timer (you can change this if you want). This code is
/// lifted from platform_CC430.c (platform_init_gptim)
APPTIM->CTL |= 0x0004;
APPTIM->CTL = (0x01C3 & 0x01E0);
APPTIM->EX0 = (0x01C3 & 0x0007);
APPTIM->CCR0 = 0;
APPTIM->CTL |= 0x0013;
/// Bind the System RFA callbacks to use the red_ functions
red_vector = 0;
sys.evt.RFA.init = &red_init;
sys.evt.RFA.terminate = &red_terminate;
/// Bind the api callback to our api-based app
sys.loadapp = &app_pingpong;
/// Start the OpenTag Daemon:
/// Run this once. Afterward, it will automatically run whenever there is
/// a GPTIM interrupt (usually TIM0A5). OT manages this timer internally.
platform_ot_run();
/// Wait around until something interesting happens!
/// - If you have code that runs in parallel, put it in here
while (1) {
my_local_services();
SLEEP_MCU();
}
}
