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Diffstat (limited to 'tradeshow/iot-sensortag/bluetoothapiconstants.h')
| -rw-r--r-- | tradeshow/iot-sensortag/bluetoothapiconstants.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/tradeshow/iot-sensortag/bluetoothapiconstants.h b/tradeshow/iot-sensortag/bluetoothapiconstants.h new file mode 100644 index 0000000..b29d73b --- /dev/null +++ b/tradeshow/iot-sensortag/bluetoothapiconstants.h @@ -0,0 +1,91 @@ +/**************************************************************************** +** +** Copyright (C) 2017 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the examples of Qt for Device Creation. +** +** $QT_BEGIN_LICENSE:BSD$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** BSD License Usage +** Alternatively, you may use this file under the terms of the BSD license +** as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * 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. +** * Neither the name of The Qt Company Ltd 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 COPYRIGHT HOLDERS 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 COPYRIGHT +** OWNER 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." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#ifndef BLUETOOTHAPICONSTANTS_H +#define BLUETOOTHAPICONSTANTS_H + +// NOTE! This file should only contain defines, no implementation + +/* Timeouts (values between 100ms and 2500ms allowed by API specification. + * API values are passed in hex as strings and multiplied by 10 in SensorTag. + * These values can be modifed as needed by performance. + * Keep defines and strings in sync! + */ +#define SENSORTAG_SLOW_TIMER_TIMEOUT_MS 1000 /* 1 second */ +#define SENSORTAG_SLOW_TIMER_TIMEOUT_STR "64" /* 64hex -> 100 -> 1000ms */ +#define SENSORTAG_MEDIUM_TIMER_TIMEOUT_MS 500 /* 500ms */ +#define SENSORTAG_MEDIUM_TIMER_TIMEOUT_STR "32" /* 32hex -> 50 -> 500ms */ +#define SENSORTAG_RAPID_TIMER_TIMEOUT_MS 100 /* 100ms */ +#define SENSORTAG_RAPID_TIMER_TIMEOUT_STR "0A" /* A(hex) -> 10 -> 100ms */ + +// These modifiers come from the Texas Intruments SensorTag Bluetooth LE API specification +#define GYROSCOPE_API_READING_MULTIPLIER (500.0 / 65536.0) +#define ACCELOMETER_API_READING_MULTIPLIER (8.0 / 32768.0) +#define HUMIDITY_API_READING_MULTIPLIER (100.0 / 65536.0) +#define IR_TEMPERATURE_API_READING_DIVIDER 128.0 +#define BAROMETER_API_READING_DIVIDER 100 + +// These are parameters from the Texas Intruments SensorTag Bluetooth LE API specification +#define START_MEASUREMENT_STR "01" /* 01 start, 00 stop */ +#define DISABLE_NOTIF_STR "0000" /* 0100 enable, 0000 disable */ +#define ENABLE_NOTIF_STR "0100" /* 0100 enable, 0000 disable */ +#define MOVEMENT_ENABLE_SENSORS_BITMASK_VALUE "7F02" /* see below */ +//Enable motion axis: 0b0000_0010_0111_1111 = 0x7F 0x02 (all sensors, 8G, no wake on motion) +//bits of first byte: +//MPU9250_GYROSCOPE = 0b0000_0111 all 3 xyz axes, 1 bit per axis +//MPU9250_ACCELEROMETER = 0b0011_1000 all 3 xyz axes, 1 bit per axis +//MPU9250_MAGNETOMETER = 0b0100_0000 all 3 xyz axes with one bit +//MPU9250_WAKEONMOTION = 0b1000_0000 enables wake on motion +//bits of second byte (only 2 bits used) Accelerometer range in G +//MPU9250_ACCELEROMETER_RANGE_0 =0b0000_0000 = 2 G +//MPU9250_ACCELEROMETER_RANGE_1 =0b0000_0001 = 4 G +//MPU9250_ACCELEROMETER_RANGE_2 =0b0000_0010 = 8 G (default) +//MPU9250_ACCELEROMETER_RANGE_3 =0b0000_0011 = 16 G + +#endif // BLUETOOTHAPICONSTANTS_H |