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drivers/lps331ap: added SAUL integration

cc430
Hauke Petersen 7 years ago
parent
commit
5274c4e851
  1. 9
      drivers/include/lps331ap.h
  2. 45
      drivers/lps331ap/lps331ap_saul.c

9
drivers/include/lps331ap.h

@ -53,6 +53,15 @@ typedef enum {
LPS331AP_RATE_25HZ = 7 /**< sample with 25Hz */
} lps331ap_rate_t;
/**
* @brief Struct holding all parameters needed for device initialization
*/
typedef struct {
i2c_t i2c; /**< I2C bus the sensor is connected to */
uint8_t addr; /**< the devices address on the bus */
lps331ap_rate_t rate; /**< tell sensor to sample with this rate */
} lps331ap_params_t;
/**
* @brief Initialize a given LPS331AP pressure sensor
*

45
drivers/lps331ap/lps331ap_saul.c

@ -0,0 +1,45 @@
/*
* Copyright (C) 2015 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup driver_lps331ap
* @{
*
* @file
* @brief LPS331ap adaption to the RIOT actuator/sensor interface
*
* @author Hauke Petersen <hauke.petersen@fu-berlin.de>
*
* @}
*/
#include <string.h>
#include "saul.h"
#include "lps331ap.h"
static int read(void *dev, phydat_t *res)
{
lps331ap_t *d = (lps331ap_t *)dev;
res->val[0] = (int16_t)lps331ap_read_pres(d);
memset(&(res->val[1]), 0, 2 * sizeof(int16_t));
res->unit = UNIT_BAR;
res->scale = -3;
return 1;
}
static int write(void *dev, phydat_t *state)
{
return -ENOTSUP;
}
const saul_driver_t lps331ap_saul_driver = {
.read = read,
.write = write,
.type = SAUL_SENSE_PRESS,
};
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