Paparazzi UAS  v5.15_devel-111-g8fb4629
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lis302dl_spi.h
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1 /*
2  * Copyright (C) 2013 Felix Ruess <felix.ruess@gmail.com>
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4  * This file is part of paparazzi.
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21 
28 #ifndef LIS302DL_SPI_H
29 #define LIS302DL_SPI_H
30 
31 #include "std.h"
32 #include "math/pprz_algebra_int.h"
33 #include "mcu_periph/spi.h"
34 
35 /* Include common LIS302DL options and definitions */
36 #include "peripherals/lis302dl.h"
37 
38 
39 struct Lis302dl_Spi {
40  struct spi_periph *spi_p;
42  volatile uint8_t tx_buf[2];
43  volatile uint8_t rx_buf[8];
45  bool initialized;
46  volatile bool data_available;
47  union {
48  struct Int8Vect3 vect;
49  int8_t value[3];
50  } data;
52 };
53 
54 // Functions
55 extern void lis302dl_spi_init(struct Lis302dl_Spi *lis, struct spi_periph *spi_p, uint8_t addr);
56 extern void lis302dl_spi_start_configure(struct Lis302dl_Spi *lis);
57 extern void lis302dl_spi_read(struct Lis302dl_Spi *lis);
58 extern void lis302dl_spi_event(struct Lis302dl_Spi *lis);
59 
61 static inline void lis302dl_spi_periodic(struct Lis302dl_Spi *lis)
62 {
63  if (lis->initialized) {
64  lis302dl_spi_read(lis);
65  } else {
67  }
68 }
69 
70 #endif // LIS302DL_SPI_H
void lis302dl_spi_event(struct Lis302dl_Spi *lis)
Definition: lis302dl_spi.c:139
struct spi_periph * spi_p
Definition: lis302dl_spi.h:40
Lis302dlConfStatus
Definition: lis302dl.h:34
enum Lis302dlConfStatus init_status
init status
Definition: lis302dl_spi.h:44
SPI transaction structure.
Definition: spi.h:142
struct spi_transaction spi_trans
Definition: lis302dl_spi.h:41
Architecture independent SPI (Serial Peripheral Interface) API.
SPI peripheral structure.
Definition: spi.h:168
void lis302dl_spi_read(struct Lis302dl_Spi *lis)
Definition: lis302dl_spi.c:128
static void lis302dl_spi_periodic(struct Lis302dl_Spi *lis)
convenience function: read or start configuration if not already initialized
Definition: lis302dl_spi.h:61
volatile bool data_available
data ready flag
Definition: lis302dl_spi.h:46
union Lis302dl_Spi::@313 data
volatile uint8_t rx_buf[8]
Definition: lis302dl_spi.h:43
void lis302dl_spi_init(struct Lis302dl_Spi *lis, struct spi_periph *spi_p, uint8_t addr)
Definition: lis302dl_spi.c:30
void lis302dl_spi_start_configure(struct Lis302dl_Spi *lis)
Definition: lis302dl_spi.c:118
unsigned char uint8_t
Definition: types.h:14
struct Lis302dlConfig config
Definition: lis302dl_spi.h:51
bool initialized
config done flag
Definition: lis302dl_spi.h:45
volatile uint8_t tx_buf[2]
Definition: lis302dl_spi.h:42
signed char int8_t
Definition: types.h:15
ST LIS302DL 3-axis accelerometer driver common interface (I2C and SPI).
Paparazzi fixed point algebra.