分享DSPTMS320F28035的LED驱动程序

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分享DSPTMS320F28035的LED驱动程序 [复制链接]

• /************************************
  
•     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