123 lines
3.5 KiB
C
123 lines
3.5 KiB
C
/*
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* Copyright (c) 2010, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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*/
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/**
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* \file
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* Device drivers header file for light ziglet sensor in Zolertia Z1 WSN Platform.
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* \author
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* Antonio Lignan, Zolertia <alinan@zolertia.com>
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* Marcus Lundén, SICS <mlunden@sics.se>
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*/
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#ifndef LIGHT_ZIGLET_H_
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#define LIGHT_ZIGLET_H_
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#include <stdio.h>
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#include "i2cmaster.h"
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/* Init the light ziglet sensor: ports, pins, I2C, interrupts */
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void light_ziglet_init(void);
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/* Write to a register.
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args:
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reg register to write to
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val value to write
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*/
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void tsl2563_write_reg(uint8_t reg, uint16_t val);
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/* Read one register.
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args:
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reg what register to read
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returns the value of the read register
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*/
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uint16_t tsl2563_read_reg(uint8_t reg);
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/* Takes a single light reading
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args: none
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returns a lux value
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*/
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uint16_t light_ziglet_read();
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/* Calculates the lux values from the calibration table
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args: raw values from sensor
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returns a lux value
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*/
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uint16_t calculateLux(uint16_t *readRaw);
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/* Turns the light ziglet ON and polls the sensor for a light reading */
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uint16_t light_ziglet_on(void);
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/* -------------------------------------------------------------------------- */
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/* Reference definitions */
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/* TSL2563 slave address */
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#define TSL2563_ADDR 0x39
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/* Registers */
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#define TSL2563_READ 0xAC
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#define TSL2563_PWRN 0x03
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/* Calibration settings */
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#define K1T 0X0040
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#define B1T 0x01f2
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#define M1T 0x01b2
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#define K2T 0x0080
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#define B2T 0x0214
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#define M2T 0x02d1
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#define K3T 0x00c0
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#define B3T 0x023f
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#define M3T 0x037b
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#define K4T 0x0100
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#define B4T 0x0270
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#define M4T 0x03fe
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#define K5T 0x0138
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#define B5T 0x016f
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#define M5T 0x01fc
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#define K6T 0x019a
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#define B6T 0x00d2
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#define M6T 0x00fb
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#define K7T 0x029a
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#define B7T 0x0018
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#define M7T 0x0012
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#define K8T 0x029a
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#define B8T 0x0000
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#define M8T 0x0000
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/* -------------------------------------------------------------------------- */
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#endif /* ifndef LIGHT_ZIGLET_H_ */
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