?? evmdm642_led.c
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/*
* Copyright 2003 by Spectrum Digital Incorporated.
* All rights reserved. Property of Spectrum Digital Incorporated.
*/
/*
* ======== evmdm642_led.c ========
* LED module for the EVMDM642
*/
#include <csl.h>
#include "evmdm642.h"
#include "evmdm642_led.h"
static Int16 ledstate;
Uint8 gpio4=0;
GPIO_Handle EVMDM642_GPIO_hGPIO;
/*************************************************************************/
void EVMDM642_GPIO_ledblink()
{
gpio4=~gpio4;
GPIO_pinWrite(EVMDM642_GPIO_hGPIO,GPIO_PIN3,gpio4);
}
/*************************************************************************/
void EVMDM642_HD_SEL(unsigned char hd)
{
if(hd)
GPIO_pinWrite(EVMDM642_GPIO_hGPIO,GPIO_PIN2,1);
else
GPIO_pinWrite(EVMDM642_GPIO_hGPIO,GPIO_PIN2,0);
}
/*************************************************************************/
void EVMDM642_GPIO_init()
{
GPIO_Config myGpioConfig;
EVMDM642_GPIO_hGPIO = GPIO_open(GPIO_DEV0,GPIO_OPEN_RESET);
myGpioConfig.gpgc=0x00000000; //
myGpioConfig.gpen=0x0000001E; //GPxEN = 1 GP[x] pin is enabled
myGpioConfig.gpdir=0x000001E; //GPxDIR = 0 GP[x] pin is an input
//GPxDIR = 1 GP[x] pin is an output
myGpioConfig.gpval=0x0000000;
myGpioConfig.gphm=0x00000000;
myGpioConfig.gplm=0x00000000;
myGpioConfig.gppol=0x00000000;
GPIO_config(EVMDM642_GPIO_hGPIO,&myGpioConfig);
}
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