Squashed 'tmk_core/' changes from 7967731..b9e0ea0
b9e0ea0 Merge commit '7fa9d8bdea3773d1195b04d98fcf27cf48ddd81d' as 'tool/mbed/mbed-sdk' 7fa9d8b Squashed 'tool/mbed/mbed-sdk/' content from commit 7c21ce5 git-subtree-dir: tmk_core git-subtree-split: b9e0ea08cb940de20b3610ecdda18e9d8cd7c552
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/* Copyright (c) 2010-2011 mbed.org, MIT License
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this software
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* and associated documentation files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all copies or
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* substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
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* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef MMA8451Q_H
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#define MMA8451Q_H
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#include "mbed.h"
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/**
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* MMA8451Q accelerometer example
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* #include "mbed.h"
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* #include "MMA8451Q.h"
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*
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* #define MMA8451_I2C_ADDRESS (0x1d<<1)
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*
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* int main(void) {
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* DigitalOut led(LED_GREEN);
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* MMA8451Q acc(P_E25, P_E24, MMA8451_I2C_ADDRESS);
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* printf("WHO AM I: 0x%2X\r\n", acc.getWhoAmI());
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*
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* while (true) {
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* printf("-----------\r\n");
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* printf("acc_x: %d\r\n", acc.getAccX());
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* printf("acc_y: %d\r\n", acc.getAccY());
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* printf("acc_z: %d\r\n", acc.getAccZ());
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*
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* wait(1);
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* led = !led;
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* }
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* }
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*/
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class MMA8451Q
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{
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public:
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/**
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* MMA8451Q constructor
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*
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* @param sda SDA pin
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* @param sdl SCL pin
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* @param addr addr of the I2C peripheral
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*/
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MMA8451Q(PinName sda, PinName scl, int addr);
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/**
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* MMA8451Q destructor
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*/
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~MMA8451Q();
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/**
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* Get the value of the WHO_AM_I register
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*
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* @returns WHO_AM_I value
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*/
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uint8_t getWhoAmI();
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/**
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* Get X axis acceleration
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*
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* @returns X axis acceleration
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*/
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int16_t getAccX();
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/**
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* Get Y axis acceleration
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*
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* @returns Y axis acceleration
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*/
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int16_t getAccY();
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/**
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* Get Z axis acceleration
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*
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* @returns Z axis acceleration
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*/
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int16_t getAccZ();
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/**
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* Get XYZ axis acceleration
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*
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* @param res array where acceleration data will be stored
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*/
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void getAccAllAxis(int16_t * res);
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private:
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I2C m_i2c;
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int m_addr;
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void readRegs(int addr, uint8_t * data, int len);
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void writeRegs(uint8_t * data, int len);
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int16_t getAccAxis(uint8_t addr);
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};
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#endif
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