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标题: 关于DSPTMS320F28035的LED驱动程序 [打印本页]

作者: yuyang911220 时间: 2017-6-19 11:52 标题: 关于DSPTMS320F28035的LED驱动程序

/************************************
标题：LEDs.h
软件平台：DSP.com/forum.php?mod=forumdisplay&fid=58" target="_blank" class="relatedlink">CCS v5.2
硬件平台：毕设控制板
主频：60M

author：小船
data：2013-02-23
*************************************/
#ifndef LEDS_H_
#define LEDS_H_

#include "PeripheralHeaderIncludes.h"

#define no_config_leds_by_funtion

#define LED0 0x00000200
#define LED1 0x00020000
#define LED2 0x00040000
#define LED3 0x02000000

#define LEDA_on(LED_num)          GpioDataRegs.GPACLEAR.all = LED_num
#define LEDA_off(LED_num)       GpioDataRegs.GPASET.all = LED_num
#define LEDA_toggle(LED_num)    GpioDataRegs.GPATOGGLE.all = LED_num

#define LEDB_on(LED_num)          GpioDataRegs.GPBCLEAR.all = LED_num
#define LEDB_off(LED_num)       GpioDataRegs.GPBSET.all = LED_num
#define LEDB_toggle(LED_num)    GpioDataRegs.GPBTOGGLE.all = LED_num

#ifdef config_leds_by_funtion
enum LED_action {on, off, toggle};
void LEDs(Uint32 LED_num, enum LED_action action);
#endif

void LEDs_init();

#endif /* LEDS_H_ */

/************************************
标题：LEDs.c
软件平台：CCS v5.2
硬件平台：毕设控制板
主频：60M

author：小船
data：2013-02-23
*************************************/
#include "LEDs.h"

void LEDs_init()
{
EALLOW;
//使能上拉电阻
GpioCtrlRegs.GPBPUD.bit.GPIO41 = 1;
GpioCtrlRegs.GPAPUD.bit.GPIO25 = 1;
GpioCtrlRegs.GPAPUD.bit.GPIO18 = 1;
GpioCtrlRegs.GPAPUD.bit.GPIO17 = 1;

//选择GPIO功能
GpioCtrlRegs.GPBMUX1.bit.GPIO41 = 0x0;
GpioCtrlRegs.GPAMUX2.bit.GPIO25 = 0x0;
GpioCtrlRegs.GPAMUX2.bit.GPIO17 = 0x0;
GpioCtrlRegs.GPAMUX2.bit.GPIO18 = 0x0;

//方向
GpioCtrlRegs.GPBDIR.bit.GPIO41 = 1;
GpioCtrlRegs.GPADIR.bit.GPIO25 = 1;
GpioCtrlRegs.GPADIR.bit.GPIO17 = 1;
GpioCtrlRegs.GPADIR.bit.GPIO18 = 1;

EDIS;
LEDB_off(LED0);
LEDA_off(LED1|LED2|LED3);
}

#ifdef config_leds_by_funtion
void LEDs(Uint32 LED_num, enum LED_action action)
{
if(LED_num !=  )
{
  switch (action)
  {
case on:{
GpioDataRegs.GPBCLEAR.all = LED_num;
break;
}

case off:{
GpioDataRegs.GPBSET.all = LED_num;
break;
}

case toggle:{
GpioDataRegs.GPBTOGGLE.all = LED_num;
break;
}
  }
}
else
{
  switch (action)
  {
case on:{
GpioDataRegs.GPACLEAR.all = LED_num;
break;
}

case off:{
GpioDataRegs.GPASET.all = LED_num;
break;
}

case toggle:{
GpioDataRegs.GPATOGGLE.all = LED_num;
break;
}
  }
}
}
#endif

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