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-rw-r--r--Bootloaders/CDC/BootloaderCDC.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/Bootloaders/CDC/BootloaderCDC.c b/Bootloaders/CDC/BootloaderCDC.c
index 8e6a58b0a..ba0a629bc 100644
--- a/Bootloaders/CDC/BootloaderCDC.c
+++ b/Bootloaders/CDC/BootloaderCDC.c
@@ -66,6 +66,9 @@ int main(void)
/* Setup hardware required for the bootloader */
SetupHardware();
+ /* Turn on first LED on the board to indicate that the bootloader has started */
+ LEDs_SetAllLEDs(LEDS_LED1);
+
/* Enable global interrupts so that the USB stack can function */
sei();
@@ -100,6 +103,17 @@ void SetupHardware(void)
/* Initialize USB Subsystem */
USB_Init();
+ LEDs_Init();
+
+ /* Bootloader active LED toggle timer initialization */
+ TIMSK1 = (1 << TOIE1);
+ TCCR1B = ((1 << CS11) | (1 << CS10));
+}
+
+/** ISR to periodically toggle the LEDs on the board to indicate that the bootloader is active. */
+ISR(TIMER1_OVF_vect, ISR_BLOCK)
+{
+ LEDs_ToggleLEDs(LEDS_LED1 | LEDS_LED2);
}
/** Event handler for the USB_ConfigurationChanged event. This configures the device's endpoints ready