e_led.c File Reference

Manage the LEDs.
A little exemple for the LEDs (all the LEDs are blinking). More...

#include "e_epuck_ports.h"
#include "e_led.h"

Functions
void	e_set_led (unsigned int led_number, unsigned int value)
	turn on/off the specified LED
void	e_set_body_led (unsigned int value)
	turn on/off the body LED
void	e_set_front_led (unsigned int value)
	turn on/off the front LED
void	e_led_clear (void)
	turn off the 8 LEDs

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Detailed Description

Manage the LEDs.
A little exemple for the LEDs (all the LEDs are blinking).

 #include <p30f6014A.h>
 #include <motor_led/e_epuck_ports.h>
 #include <motor_led/e_init_port.h>
 #include <motor_led/e_led.h>
 
 int main(void)
 {
        e_init_port();
        while(1)
        {
                long i;
                for(i=0; i<500000; i++)
                        asm("NOP");
                e_set_led(8, 2); //switch the state of all leds
        }
 }

Author:

Code: Michael Bonani, Francesco Mondada, Davis Dadie
Doc: Jonathan Besuchet

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Function Documentation

void e_led_clear

(

void

)

turn off the 8 LEDs

The e-puck has 8 green LEDs. This function turn all off.

Warning:

this function doesn't turn off "body LED" and "front LED".

void e_set_body_led

(

unsigned int

value

)

turn on/off the body LED

The e-puck has a green LED that illuminate his body. With this function, you can change the state of this LED.

Parameters:

value

0 (off), 1 (on) otherwise change the state

void e_set_front_led

(

unsigned int

value

)

turn on/off the front LED

The e-puck has a red LED in the front. With this function, you can change the state of this LED.

Parameters:

value

0 (off), 1 (on) otherwise change the state

void e_set_led	(	unsigned int	led_number,
		unsigned int	value
	)

turn on/off the specified LED

The e-puck has 8 green LEDs. With this function, you can change the state of these LEDs.

Parameters:

	led_number	between 0 and 7
	value	0 (off), 1 (on) otherwise change the state

Warning:

if led_number is other than 0-7, all leds are set to the indicated value.

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