tm_stm32f4_nrf24l01.h

#ifndef TM_NRF24L01_H
#define TM_NRF24L01_H 111

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

#include "stm32f4xx.h"
#include "defines.h"
#include "tm_stm32f4_spi.h"
#include "tm_stm32f4_gpio.h"

/* Default SPI used */
#ifndef NRF24L01_SPI
#define NRF24L01_SPI                SPI3
#define NRF24L01_SPI_PINS           TM_SPI_PinsPack_2
#endif

/* SPI chip enable pin */
#ifndef NRF24L01_CSN_PIN
#define NRF24L01_CSN_PORT           GPIOD
#define NRF24L01_CSN_PIN            GPIO_PIN_7
#endif

/* Chip enable for transmitting */
#ifndef NRF24L01_CE_PIN
#define NRF24L01_CE_PORT            GPIOD
#define NRF24L01_CE_PIN             GPIO_PIN_8
#endif

/* Pins configuration */
#define NRF24L01_CE_LOW             TM_GPIO_SetPinLow(NRF24L01_CE_PORT, NRF24L01_CE_PIN)
#define NRF24L01_CE_HIGH            TM_GPIO_SetPinHigh(NRF24L01_CE_PORT, NRF24L01_CE_PIN)
#define NRF24L01_CSN_LOW            TM_GPIO_SetPinLow(NRF24L01_CSN_PORT, NRF24L01_CSN_PIN)
#define NRF24L01_CSN_HIGH           TM_GPIO_SetPinHigh(NRF24L01_CSN_PORT, NRF24L01_CSN_PIN)

typedef enum {
    TM_NRF24L01_Transmit_Status_Lost = 0x00,   
    TM_NRF24L01_Transmit_Status_Ok = 0x01,     
    TM_NRF24L01_Transmit_Status_Sending = 0xFF 
} TM_NRF24L01_Transmit_Status_t;

typedef enum {
    TM_NRF24L01_DataRate_2M,  
    TM_NRF24L01_DataRate_1M,  
    TM_NRF24L01_DataRate_250k 
} TM_NRF24L01_DataRate_t;

typedef enum {
    TM_NRF24L01_OutputPower_M18dBm, 
    TM_NRF24L01_OutputPower_M12dBm, 
    TM_NRF24L01_OutputPower_M6dBm,  
    TM_NRF24L01_OutputPower_0dBm    
} TM_NRF24L01_OutputPower_t;

/* Clear interrupt flags */
#define NRF24L01_CLEAR_INTERRUPTS   do { TM_NRF24L01_WriteRegister(0x07, 0x70); } while (0)

/* Gets interrupt status from device */
#define NRF24L01_GET_INTERRUPTS     TM_NRF24L01_GetStatus()

/* Interrupt masks */
#define NRF24L01_IRQ_DATA_READY     0x40 
#define NRF24L01_IRQ_TRAN_OK        0x20 
#define NRF24L01_IRQ_MAX_RT         0x10 
uint8_t TM_NRF24L01_Init(uint8_t channel, uint8_t payload_size);

void TM_NRF24L01_SetMyAddress(uint8_t* adr);

void TM_NRF24L01_SetTxAddress(uint8_t* adr);

uint8_t TM_NRF24L01_GetRetransmissionsCount(void);

void TM_NRF24L01_PowerUpTx(void);

void TM_NRF24L01_PowerUpRx(void);

void TM_NRF24L01_PowerDown(void);

TM_NRF24L01_Transmit_Status_t TM_NRF24L01_GetTransmissionStatus(void);

void TM_NRF24L01_Transmit(uint8_t *data);

uint8_t TM_NRF24L01_DataReady(void);

void TM_NRF24L01_GetData(uint8_t *data);

void TM_NRF24L01_SetChannel(uint8_t channel);

void TM_NRF24L01_SetRF(TM_NRF24L01_DataRate_t DataRate, TM_NRF24L01_OutputPower_t OutPwr);

uint8_t TM_NRF24L01_GetStatus(void);

/* Private */
void TM_NRF24L01_WriteRegister(uint8_t reg, uint8_t value);

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

#endif