/* * Copyright (c) 2015, Zolertia - http://www.zolertia.com * 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. * */ /*---------------------------------------------------------------------------*/ /** * \addtogroup zoul-sensors * @{ * * \defgroup zoul-tsl256x-sensor TSL256X Sensor * * Driver for the TSL256X sensor * * The TSL256X driver returns the converted light value value in lux * @{ * * \file * Header file for the external TSL256X Sensor Driver * * \author * Antonio Lignan * Toni Lozano */ /*---------------------------------------------------------------------------*/ #ifndef TSL256X_H_ #define TSL256X_H_ #include #include "lib/sensors.h" #include "dev/zoul-sensors.h" #include "i2c.h" /* -------------------------------------------------------------------------- */ /** * \name TSL256x digital Light sensor specific model information * @{ */ /* This driver supports the TSL2563 (Zolertia) and the TSL2561 (Grove) */ #define TSL2561_SENSOR_REF 0 #define TSL2563_SENSOR_REF 1 /* The TSL2563 (from Zolertia) has a different part number than the TSL2561 from * Grove (digital light sensor) */ #define TSL2563_EXPECTED_PARTNO 0x30 #define TSL2561_EXPECTED_PARTNO 0x50 #ifndef TSL256X_CONF_REF #define TSL256X_REF TSL2561_SENSOR_REF #else #define TSL256X_REF TSL256X_CONF_REF #endif #if TSL256X_CONF_REF == TSL2561_SENSOR #define TSL256X_ADDR 0x29 #define TSL256X_EXPECTED_PARTNO TSL2561_EXPECTED_PARTNO #else #define TSL256X_ADDR 0x39 #define TSL256X_EXPECTED_PARTNO TSL2563_EXPECTED_PARTNO #endif /** @} */ /* -------------------------------------------------------------------------- */ /** * \name TSL256X digital Light registers * @{ */ /* -------------------------------------------------------------------------- */ #define TSL256X_CONTROL 0x00 #define TSL256X_TIMMING 0x01 #define TSL256X_THRLOWLOW 0x02 #define TSL256X_THRLOWHIGH 0x03 #define TSL256X_THRHIGHLOW 0x04 #define TSL256X_THRHIGHHIGH 0x05 #define TSL256X_INTERRUPT 0x06 #define TSL256X_CRC 0x08 #define TSL256X_ID_REG 0x0A #define TSL256X_D0LOW 0x0C #define TSL256X_D0HIGH 0x0D #define TSL256X_D1LOW 0x0E #define TSL256X_D1HIGH 0x0F /* -------------------------------------------------------------------------- */ /* Uses the word read/write operation protocol */ #define TSL256X_COMMAND 0xA0 #define TSL256X_CLEAR_INTERRUPT 0x40 /* -------------------------------------------------------------------------- */ #define TSL256X_CONTROL_POWER_ON 0x03 #define TSL256X_CONTROL_POWER_OFF 0x00 #define TSL256X_TIMMING_GAIN 0x10 #define TSL256X_TIMMING_MANUAL 0x08 #define TSL256X_TIMMING_INTEG_MANUAL 0x03 #define TSL256X_TIMMING_INTEG_402MS 0x02 #define TSL256X_TIMMING_INTEG_101MS 0x01 #define TSL256X_TIMMING_INTEG_13_7MS 0x00 #define TSL256X_TIMMING_INTEG_MASK 0x03 #define TSL256X_G16X_402MS (TSL256X_TIMMING_INTEG_402MS + TSL256X_TIMMING_GAIN) #define TSL256X_G1X_402MS TSL256X_TIMMING_INTEG_402MS #define TSL256X_G1X_101MS TSL256X_TIMMING_INTEG_101MS #define TSL256X_G1X_13_7MS TSL256X_TIMMING_INTEG_13_7MS #define TSL256X_INTR_SHIFT 0x04 #define TSL256X_INTR_DISABLED 0x00 #define TSL256X_INTR_LEVEL 0x01 #define TSL256X_INTR_SMB_ALERT 0x02 #define TSL256X_INTR_TEST 0x03 #define TSL256X_INT_PERSIST_EVERY 0x00 #define TSL256X_INT_PERSIST_ANY 0x01 #define TSL256X_INT_PERSIST_2_CYCLES 0x02 #define TSL256X_INT_PERSIST_3_CYCLES 0x03 #define TSL256X_INT_PERSIST_4_CYCLES 0x04 #define TSL256X_INT_PERSIST_5_CYCLES 0x05 #define TSL256X_INT_PERSIST_6_CYCLES 0x06 #define TSL256X_INT_PERSIST_7_CYCLES 0x07 #define TSL256X_INT_PERSIST_8_CYCLES 0x08 #define TSL256X_INT_PERSIST_9_CYCLES 0x09 #define TSL256X_INT_PERSIST_10_CYCLES 0x0A #define TSL256X_INT_PERSIST_11_CYCLES 0x0B #define TSL256X_INT_PERSIST_12_CYCLES 0x0C #define TSL256X_INT_PERSIST_13_CYCLES 0x0D #define TSL256X_INT_PERSIST_14_CYCLES 0x0E #define TSL256X_INT_PERSIST_15_CYCLES 0x0F #define TSL256X_ID_PARTNO_MASK 0xF0 #define TSL256X_ID_REV_MASK 0x0F /** @} */ /* -------------------------------------------------------------------------- */ /** * \name TSL256X convertion and calibration values * @{ */ #define LUX_SCALE 14 /**< scale by 2^14 */ #define RATIO_SCALE 9 /**< scale ratio */ #define CH_SCALE 10 /**< scale channel values by 2^10 */ #define CHSCALE_TINT0 0x7517 /**< 322/11 * 2^CH_SCALE */ #define CHSCALE_TINT1 0x0fe7 /**< 322/81 * 2^CH_SCALE */ /* T/FN/CL package coefficients (hardcoded) */ #define K1T 0X0040 #define B1T 0x01f2 #define M1T 0x01b2 #define K2T 0x0080 #define B2T 0x0214 #define M2T 0x02d1 #define K3T 0x00c0 #define B3T 0x023f #define M3T 0x037b #define K4T 0x0100 #define B4T 0x0270 #define M4T 0x03fe #define K5T 0x0138 #define B5T 0x016f #define M5T 0x01fc #define K6T 0x019a #define B6T 0x00d2 #define M6T 0x00fb #define K7T 0x029a #define B7T 0x0018 #define M7T 0x0012 #define K8T 0x029a #define B8T 0x0000 #define M8T 0x0000 /** @} */ /* -------------------------------------------------------------------------- */ /** * \name Callback function to handle the TSL256X alarm interrupt and macro * @{ */ #define TSL256X_REGISTER_INT(ptr) tsl256x_int_callback = ptr; extern void (*tsl256x_int_callback)(uint8_t value); /** @} */ /* -------------------------------------------------------------------------- */ /** * \name TSL256X return and command values * @{ */ #define TSL256X_SUCCESS 0x00 #define TSL256X_LIGHT 0x01 #define TSL256X_ERROR -1 #define TSL256X_ACTIVE SENSORS_ACTIVE #define TSL256X_INT_OVER HW_INT_OVER_THRS #define TSL256X_INT_BELOW HW_INT_BELOW_THRS #define TSL256X_INT_DISABLE HW_INT_DISABLE #define TSL256X_TIMMING_CFG (HW_INT_DISABLE + 1) #define TSL256X_VAL_READ 0x01 /** @} */ /* -------------------------------------------------------------------------- */ #define TSL256X_SENSOR "TSL256X Light Sensor" /* -------------------------------------------------------------------------- */ extern const struct sensors_sensor tsl256x; /* -------------------------------------------------------------------------- */ #endif /* -------------------------------------------------------------------------- */ /** * @} * @} */