void lb_process() {
if(lb_state == LB_S_WAIT_HIGH && check_timer(&lb_timer)) {
// Waiting to go high, and timer is up
digitalwrite(LB_LED_PIN, HIGH);
start_ms_timer(&lb_timer, 1000);
lb_state = LB_S_WAIT_LOW;
}
if(lb_state == LB_S_WAIT_LOW && check_timer(&lb_timer)) {
// Waiting to go high, and timer is up
digitalwrite(LB_LED_PIN, LOW);
start_ms_timer(&lb_timer, 500);
lb_state = LB_S_WAIT_HIGH;
}
}
void dataLink_process() {
u32 i;
if(anim_state == ANIM_S_WAIT_EVEN && check_timer(&dataLink_timer)) {
// Waiting to light up EVEN
for(i=0; i < LEDS; i++) {
u32 lidx = i*3;
// if( (i % 2) == 0) {
pixels[lidx] = ON_COLOR_G;
pixels[lidx + 1] = ON_COLOR_R;
pixels[lidx + 2] = ON_COLOR_B;
// } else {
// pixels[lidx] = OFF_COLOR_G;
// pixels[lidx + 1] = OFF_COLOR_R;
// pixels[lidx + 2] = OFF_COLOR_B;
// }
}
switch_buffers();
start_ms_timer(&dataLink_timer, 1000);
anim_state = ANIM_S_WAIT_ODD;
}
if(anim_state == ANIM_S_WAIT_ODD && check_timer(&dataLink_timer)) {
// Waiting to light up ODD
for(i=0; i < LEDS; i++) {
u32 lidx = i*3;
// if( (i % 2) == 0) {
pixels[lidx] = OFF_COLOR_G;
pixels[lidx + 1] = OFF_COLOR_R;
pixels[lidx + 2] = OFF_COLOR_B;
// } else {
// pixels[lidx] = ON_COLOR_G;
// pixels[lidx + 1] = ON_COLOR_R;
// pixels[lidx + 2] = ON_COLOR_B;
// }
}
switch_buffers();
start_ms_timer(&dataLink_timer, 1000);
anim_state = ANIM_S_WAIT_EVEN;
}
}
void obsvr_interval(void){
leds_on(LED_RGB_RED);
packet_count = 0;
uint32_t temp = NRF_RADIO->FREQUENCY;
temp = (temp == 2)?26 : ((temp == 26)?80:2);
NRF_RADIO->FREQUENCY = temp;
NRF_RADIO->DATAWHITEIV = (temp == 2)?37 : ((temp == 26)?38:39);
NRF_RADIO->EVENTS_READY = 0UL;
NRF_RADIO->TASKS_RXEN = 1UL;
start_ms_timer(MS_TIMER1, SINGLE_CALL, RTC_TICKS(SCAN_WINDOW), &obsvr_window);
}
/**
* @dot
* digraph uart_handler_flow {
* a [shape = oval, label = "Called with unsigned char pointer as argument"]
* b [shape = diamond, label ="Is the received string 'START?"]
* c [shape = diamond, label ="Is the received string 'STOP?"]
* d [shape = diamond, label ="Is the Scan-Window Timer running?"]
* g [shape = box, label ="Start the repetitive timer with duration of scan window "]
* e [shape = box, label ="1. Disable the Radio\n2. Stop the Scan-Window Timer\n3. Stop the Scan-Interval Timer"]
* f [shape = oval, label ="Return"]
* a -> b;
* b -> c [label ="false"];
* b -> d [label ="true"];
* c -> e [label ="true"];
* c -> f [label ="false"];
* d -> g [label ="false"];
* d -> f [label ="true"];
* e -> f;
* g -> f;
* }
* @enddot
*/
static void obsvr_req(uint8_t * ptr){
/* Check if the string starts with 'ST' */
if(strncmp((const char *)ptr,"ST",2)==0){
/* if 'START' is received, start the scan_window repetitive timer */
if(strcmp((const char *)ptr+2,"ART")==0){
if(is_ms_timer_on(MS_TIMER0) == false){
start_ms_timer(MS_TIMER0, REPEATED_CALL, RTC_TICKS(SCAN_INTERVAL), &obsvr_interval);
}
}
/* if 'STOP' is received, disable the Radio and stop both the timers*/
else if(strcmp((const char *)ptr+2,"OP")==0){
NRF_RADIO->EVENTS_DISABLED = 0UL;
NRF_RADIO->TASKS_DISABLE = 1UL;
while (NRF_RADIO->EVENTS_DISABLED == 0UL);
stop_ms_timer(MS_TIMER0);
stop_ms_timer(MS_TIMER1);
}
}
}
void ll_start_adv(void){
radio_init();
start_ms_timer(MS_TIMER1, MS_REPEATED_CALL, RTC_TICKS_625(ll_ctx.adv_intvl), adv_intvl_handler);
adv_intvl_handler();
}
//////////////////////////////////////////////////////////////////////////////////
// Animator
//////////////////////////////////////////////////////////////////////////////////
void dataLink_setup() {
anim_state = ANIM_S_WAIT_EVEN;
start_ms_timer(&dataLink_timer, 50);
}
//////////////////////////////////////////////////////////////////////////////////
// LED Blinker
//////////////////////////////////////////////////////////////////////////////////
void lb_setup() {
// LED_Blinker setup
pinmode(LB_LED_PIN,OUTPUT);
lb_state = LB_S_WAIT_HIGH;
start_ms_timer(&lb_timer, 1000);
}
