contiki/platform/z1/dev/tmp102.h

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/*
* Copyright (c) 2010, Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* This file is part of the Contiki operating system.
*
*/
/**
* \file
* Device drivers header file for tmp102 temperature sensor in Zolertia Z1 WSN Platform.
* \author
* Enric M. Calvo, Zolertia <ecalvo@zolertia.com>
* Marcus Lundén, SICS <mlunden@sics.se>
*/
#ifndef TMP102_H_
#define TMP102_H_
#include <stdio.h>
#include "i2cmaster.h"
/* -------------------------------------------------------------------------- */
/* Init the temperature sensor: ports, pins, I2C, interrupts (XXX none so far),
*/
void tmp102_init(void);
/* Write to a register.
args:
reg register to write to
val value to write
*/
void tmp102_write_reg(uint8_t reg, uint16_t val);
/* Read one register.
args:
reg what register to read
returns the value of the read register
*/
uint16_t tmp102_read_reg(uint8_t reg);
/* Read temperature in raw format
no args needed
*/
uint16_t tmp102_read_temp_raw();
/* Read only integer part of the temperature in 1deg. precision.
no args needed
*/
int8_t tmp102_read_temp_simple();
/* Read only integer part of the temperature in 1deg. precision.
no args needed
*/
int16_t tmp102_read_temp_x100();
/* -------------------------------------------------------------------------- */
/* Reference definitions */
/* TMP102 slave address */
#define TMP102_ADDR 0x48
/* TMP102 registers */
#define TMP102_TEMP 0x00 // read only
#define TMP102_CONF 0x01
#define TMP102_TLOW 0x02
#define TMP102_THIGH 0x03
/* TMP102 Ports */
/* Accelerometer hardware ports, pins and registers on the msp430 µC */
#define TMP102_PWR_DIR P5DIR
#define TMP102_PWR_SEL P5SEL
#define TMP102_PWR_SEL2 P5SEL2
#define TMP102_PWR_REN P5REN
#define TMP102_PWR_OUT P5OUT
#define TMP102_PWR_PIN (1<<0) // P5.0
//#define TMP102_INT_PIN (1<<7) // P1.7
/* -------------------------------------------------------------------------- */
#endif /* ifndef TMP102_H_ */