tm_stm32f4_dac_signal.h

#ifndef TM_DAC_SIGNAL_H
#define TM_DAC_SIGNAL_H 110

/* C++ detection */
#ifdef __cplusplus
extern C {
#endif

#include "stm32f4xx.h"
#include "stm32f4xx_dac.h"
#include "stm32f4xx_tim.h"
#include "stm32f4xx_dma.h"
#include "defines.h"
#include "tm_stm32f4_timer_properties.h"
#include "tm_stm32f4_gpio.h"

/* Signals used */
#define DAC_SIGNAL_SINUS_LENGTH         32
#define DAC_SIGNAL_TRIANGLE_LENGTH      32
#define DAC_SIGNAL_SAWTOOTH_LENGTH      32
#define DAC_SIGNAL_SQUARE_LENGTH        2

/* DAC DMA settings */
#define DAC_SIGNAL_DMA_DAC1_STREAM      DMA1_Stream5
#define DAC_SIGNAL_DMA_DAC1_CHANNEL     DMA_Channel_7
#define DAC_SIGNAL_DMA_DAC2_STREAM      DMA1_Stream6
#define DAC_SIGNAL_DMA_DAC2_CHANNEL     DMA_Channel_7

typedef enum {
    TM_DAC_SIGNAL_Result_Ok = 0x00,    
    TM_DAC_SIGNAL_Result_Error,        
    TM_DAC_SIGNAL_Result_TimerNotValid 
} TM_DAC_SIGNAL_Result_t;

typedef enum {
    TM_DAC_SIGNAL_Signal_Sinus = 0x00,    
    TM_DAC_SIGNAL_Signal_Triangle = 0x01, 
    TM_DAC_SIGNAL_Signal_Sawtooth = 0x02, 
    TM_DAC_SIGNAL_Signal_Square = 0x03    
} TM_DAC_SIGNAL_Signal_t;

typedef enum {
    TM_DAC1 = 0x00, 
    TM_DAC2 = 0x01  
} TM_DAC_SIGNAL_Channel_t;

TM_DAC_SIGNAL_Result_t TM_DAC_SIGNAL_Init(TM_DAC_SIGNAL_Channel_t DACx, TIM_TypeDef* TIMx);

TM_DAC_SIGNAL_Result_t TM_DAC_SIGNAL_SetSignal(TM_DAC_SIGNAL_Channel_t DACx, TM_DAC_SIGNAL_Signal_t signal_type, double frequency);

/* C++ detection */
#ifdef __cplusplus
}
#endif

#endif