lights.c

来自「蓝牙SPP软件源代码」· C语言 代码 · 共 50 行

/* 
   LED logic shared between spp_master and spp_slave
*/

#include "lights.h"
#include "config.h"

#include <timer.h>
#include <pio.h>

/* Delay for flashing the connect LED */

static Delay period = D_NEVER;

static Delay flash_connect(TimerHandle h)
{
    h=h;
    PioSet(LED_CONNECT, ~PioGet()); /* Toggle connect LED */
    return period;
}

static void setup_flash(Delay d)
{
    period = d;
    TimerCancelCallback(flash_connect);
    (void) TimerAdd(D_IMMEDIATE, flash_connect);
}

void lights_pairing(void)
{ setup_flash(D_mSEC(100)); }

void lights_discoverable(void)
{ setup_flash(D_mSEC(300)); }

void lights_inquiring()
{ setup_flash(D_mSEC(900)); }

void lights_connecting()
{ setup_flash(D_mSEC(1200)); }

void lights_connected(void)
{
    TimerCancelCallback(flash_connect);
#ifdef CSR_APPLICATION_HARDWARE
    PioSet(LED_CONNECT, 0);
#else
    PioSet(LED_CONNECT, ~0);
#endif
}