led.c File Reference

AT32UC3C UC3C_EK board LEDs support package. More...

#include "compiler.h"
#include "led.h"

Include dependency graph for led.c:

Functions
void	LED_Off (U32 leds)
	Turns off the specified LEDs. More...
void	LED_On (U32 leds)
	Turns on the specified LEDs. More...
void	LED_Toggle (U32 leds)
	Toggles the specified LEDs. More...
U8	LED_Get_Intensity (U32 led)
	Gets the intensity of the specified LED. More...

Detailed Description

AT32UC3C UC3C_EK board LEDs support package.

This file contains definitions and services related to the LED features of the UC3C-EK board.

• Compiler: IAR EWAVR32 and GNU GCC for AVR32
• Supported devices: All AVR32 AT32UC3C devices can be used.
• AppNote:

Author

Atmel Corporation: http://www.atmel.com
Support and FAQ: http://support.atmel.no/

Function Documentation

U8 LED_Get_Intensity

(

U32

led

)

Gets the intensity of the specified LED.

Parameters

led	LED of which to get the intensity (1 bit per LED; only the least significant set bit is used).

Returns

Intensity of the specified LED (0x00 to 0xFF).

Warning

The PWM channel of the specified LED is supposed to be used only by this module.

Note

The GPIO pin configuration of all LEDs is left unchanged.

void LED_Off

(

U32

leds

)

Turns off the specified LEDs.

Parameters

leds	LEDs to turn off (1 bit per LED).

Note

The pins of the specified LEDs are set to GPIO output mode.

void LED_On

(

U32

leds

)

Turns on the specified LEDs.

Parameters

leds	LEDs to turn on (1 bit per LED).

Note

The pins of the specified LEDs are set to GPIO output mode.

void LED_Toggle

(

U32

leds

)

Toggles the specified LEDs.

Parameters

leds	LEDs to toggle (1 bit per LED).

Note

The pins of the specified LEDs are set to GPIO output mode.