gyro_board/src/usb/ParTest.c

/*
    FreeRTOS V6.0.5 - Copyright (C) 2010 Real Time Engineers Ltd.

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    This file is part of the FreeRTOS distribution.

    FreeRTOS is free software; you can redistribute it and/or modify it under
    the terms of the GNU General Public License (version 2) as published by the
    Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
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*/

/* FreeRTOS.org includes. */
#include "FreeRTOS.h"

/* Demo application includes. */
#include "partest.h"

#define LED_1 ( 1UL << 8UL )
#define LED_2 ( 1UL << 7UL )
#define LED_3 ( 1UL << 6UL )

#define partstFIO1_BITS			( LED_2 | LED_3 | LED_1)
#define partstNUM_LEDS			( 3 )

static unsigned long ulLEDs[] = {LED_1, LED_2, LED_3};

/*-----------------------------------------------------------
 * Simple parallel port IO routines.
 *-----------------------------------------------------------*/

void vParTestInitialise(void)
{
        /* LEDs on port 2. */
        GPIO2->FIODIR |= partstFIO1_BITS;

        /* Start will all LEDs off. */
        GPIO2->FIOCLR = partstFIO1_BITS;
}
/*-----------------------------------------------------------*/

void vParTestSetLED(unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue)
{
        if (uxLED < partstNUM_LEDS) {
                if (xValue) {
                       	GPIO2->FIOCLR = ulLEDs[uxLED];
                } else {
                       	GPIO2->FIOSET = ulLEDs[uxLED];
                }
        }
}
/*-----------------------------------------------------------*/

void vParTestToggleLED(unsigned portBASE_TYPE uxLED)
{
        if (uxLED < partstNUM_LEDS) {
               	if (GPIO2->FIOPIN & ulLEDs[uxLED]) {
                       	GPIO2->FIOCLR = ulLEDs[uxLED];
               	} else {
                       	GPIO2->FIOSET = ulLEDs[uxLED];
               	}
        }
}
/*-----------------------------------------------------------*/

unsigned portBASE_TYPE uxParTextGetLED(unsigned portBASE_TYPE uxLED)
{
        if (uxLED < partstNUM_LEDS) {
                return (GPIO2->FIOPIN & ulLEDs[uxLED]);
        } else {
                return 0;
        }
}
/*-----------------------------------------------------------*/