コード例 #1
0
ファイル: leds.c プロジェクト: posborne/msse-embedded-systems
void leds_init(led_state_t * led_state) { 
    g_led_state = led_state;

    // Configure data direction as output for each LED
    LED_ENABLE(RED);
    LED_ENABLE(GREEN);
    LED_ENABLE(YELLOW);
}
コード例 #2
0
ファイル: display.c プロジェクト: cnvogelg/knobterm
void display_backlight(u08 on)
{
  if(on) {
    LED_ENABLE();
  } else {
    LED_DISABLE();
  }
}
コード例 #3
0
static void signal_fault(void) {
  uint32_t i;

  while (true) {
    LED_ENABLE();
    LED_BUSY();
    for (i = 0; i < 5000000; i ++) {
      asm("nop");
    }
    LED_DISABLE();
    for (i = 0; i < 5000000; i ++) {
      asm("nop");
    }
  }
}
コード例 #4
0
ファイル: MI0283QT2.cpp プロジェクト: SanAntonio79/mSD-Shield
void MI0283QT2::led(uint8_t power)
{
  if(power == 0) //off
  {
    analogWrite(LED_PIN, 0);
    LED_DISABLE();
  }
  else if(power >= 100) //100%
  {
    analogWrite(LED_PIN, 255);
    LED_ENABLE();
  }
  else //1...99%
  {
    analogWrite(LED_PIN, (uint16_t)power*255/100);
  }

  return;
}
コード例 #5
0
int main(void) {
  uint32_t i;

  rcc_periph_clock_enable(BOARD_RCC_LED);
  LED_ENABLE();
  LED_BUSY();

/* Setup clock accordingly */
#ifdef GD32F103
  rcc_clock_setup_in_hse_12mhz_out_120mhz();
#else
#ifdef STM32F0
  rcc_clock_setup_in_hsi48_out_48mhz();
  rcc_periph_clock_enable(RCC_SYSCFG_COMP);
  SYSCFG_CFGR1 |= SYSCFG_CFGR1_PA11_PA12_RMP;
  rcc_periph_clock_enable(RCC_CRS);
  crs_autotrim_usb_enable();
  rcc_set_usbclk_source(RCC_HSI48);
#else
  rcc_clock_setup_in_hse_8mhz_out_72mhz();
#endif /* STM32F0 */
#endif /* GD32F103 */

  rcc_periph_clock_enable(RCC_GPIOA); /* For USB */

/* STM32F0x2 has internal pullup and does not need AFIO */
#ifndef STM32F0
  rcc_periph_clock_enable(BOARD_RCC_USB_PULLUP);
  rcc_periph_clock_enable(RCC_AFIO); /* For SPI */
#endif /* STM32F0 */

#if BOARD_USE_DEBUG_PINS_AS_GPIO
  gpio_primary_remap(AFIO_MAPR_SWJ_CFG_JTAG_OFF_SW_OFF, AFIO_MAPR_TIM2_REMAP_FULL_REMAP);
#endif

/* Setup GPIO to pull up the D+ high. (STM32F0x2 has internal pullup.) */
#ifndef STM32F0
  gpio_set_mode(BOARD_PORT_USB_PULLUP, GPIO_MODE_OUTPUT_2_MHZ, GPIO_CNF_OUTPUT_PUSHPULL, BOARD_PIN_USB_PULLUP);
#if BOARD_USB_HIGH_IS_PULLUP
  gpio_set(BOARD_PORT_USB_PULLUP, BOARD_PIN_USB_PULLUP);
#else
  gpio_clear(BOARD_PORT_USB_PULLUP, BOARD_PIN_USB_PULLUP);
#endif /* BOARD_USB_HIGH_IS_PULLUP */
#endif /* STM32F0 */

  usbcdc_init();
  spi_setup(SPI_DEFAULT_CLOCK);

  /* The loop. */
  while (true) {
    /* Wait and blink if USB is not ready. */
    LED_IDLE();
    while (!usb_ready) {
      LED_DISABLE();
      for (i = 0; i < rcc_ahb_frequency / 150; i ++) {
        asm("nop");
      }
      LED_ENABLE();
      for (i = 0; i < rcc_ahb_frequency / 150; i ++) {
        asm("nop");
      }
    }

    /* Actual thing */
    /* TODO: we are blocked here, hence no knowledge about USB bet reset. */
    handle_command(usbcdc_getc());
  }

  return 0;
}