DSP

简简单单----一个TMS320F28035的LED驱动程序

2019-07-13 16:33发布

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/************************************ 标题：LEDs.h 软件平台：CCS v5.2 硬件平台：毕设控制板 主频：60M 欢迎 http://greatech.taobao.com 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 欢迎光临 http://greatech.taobao.com 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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