26 lines
607 B
C
26 lines
607 B
C
#ifndef _PWM_H
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#define _PWM_H
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#include "stm32f4xx.h"
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/*---------------------- 配置 ------------------------*/
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#define LCD_PWM_PORT GPIOD
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#define LCD_PWM_CLK RCC_AHB1Periph_GPIOD
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#define LCD_PWM_PIN GPIO_Pin_13
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#define LCD_PWM_AF GPIO_AF_TIM4
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#define LCD_PWM_PinSource GPIO_PinSource13
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#define LCD_TIM_CLK RCC_APB1Periph_TIM4
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#define LCD_TIM TIM4
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/*-------------------- 函数声明 ----------------------*/
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void LCD_PWMinit(u8 pulse); //PWM初始化
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void LCD_PwmSetPulse (u8 pulse); //设置占空比
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//获取屏幕亮度
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u8 LCD_PwmGetPulse (void);
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#endif
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