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Diff: MMA8451Q.h
- Revision:
- 12:37acb52ade50
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- 10:fa532bf396fb
--- a/MMA8451Q.h Sun Aug 25 21:53:40 2013 +0000 +++ b/MMA8451Q.h Sat Dec 17 21:22:50 2016 +0000 @@ -1,101 +1,8 @@ -/* Copyright (c) 2010-2011 mbed.org, MIT License -* -* Permission is hereby granted, free of charge, to any person obtaining a copy of this software -* and associated documentation files (the "Software"), to deal in the Software without -* restriction, including without limitation the rights to use, copy, modify, merge, publish, -* distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the -* Software is furnished to do so, subject to the following conditions: -* -* The above copyright notice and this permission notice shall be included in all copies or -* substantial portions of the Software. -* -* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING -* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, -* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -*/ - #ifndef MMA8451Q_H #define MMA8451Q_H #include "mbed.h" -/** -* MMA8451Q accelerometer example -* -* @code -* #include "mbed.h" -* #include "MMA8451Q.h" -* -* #define MMA8451_I2C_ADDRESS (0x1d<<1) -* -* int main(void) { -* -* MMA8451Q acc(P_E25, P_E24, MMA8451_I2C_ADDRESS); -* PwmOut rled(LED_RED); -* PwmOut gled(LED_GREEN); -* PwmOut bled(LED_BLUE); -* -* while (true) { -* rled = 1.0 - abs(acc.getAccX()); -* gled = 1.0 - abs(acc.getAccY()); -* bled = 1.0 - abs(acc.getAccZ()); -* wait(0.1); -* } -* } -* @endcode -*/ - -// Z-Lock Threshold Angles -#define Z_LOCKOUT_14 0 // Angle to 14° -#define Z_LOCKOUT_18 1 // Angle to 18° -#define Z_LOCKOUT_21 2 // Angle to 21° -#define Z_LOCKOUT_25 3 // Angle to 25° -#define Z_LOCKOUT_29 4 // Angle to 29° -#define Z_LOCKOUT_33 5 // Angle to 33° -#define Z_LOCKOUT_37 6 // Angle to 37° -#define Z_LOCKOUT_42 7 // Angle to 42° -// Back/Front Orientation Definition -#define Z_BKFR_80 0 // Back and Front trip angle -#define Z_BKFR_75 1 // Back and Front trip angle -#define Z_BKFR_70 2 // Back and Front trip angle -#define Z_BKFR_65 3 // Back and Front trip angle -// Threshold Angle Thresholds Lookup Table -#define PL_THS_15 0x07 // Set Threshold to 15° -#define PL_THS_20 0x09 // Set Threshold to 20° -#define PL_THS_30 0x0C // Set Threshold to 30° -#define PL_THS_35 0x0D // Set Threshold to 35° -#define PL_THS_40 0x0F // Set Threshold to 40° -#define PL_THS_45 0x10 // Set Threshold to 45° -#define PL_THS_55 0x13 // Set Threshold to 55° -#define PL_THS_60 0x14 // Set Threshold to 60° -#define PL_THS_70 0x17 // Set Threshold to 70° -#define PL_THS_75 0x19 // Set Threshold to 75° -// Trip Angles with Hysteresis for 45° Angle -#define PL_HYS_0 0x00 // Set Hysteresis to ±0° -#define PL_HYS_4 0x01 // Set Hysteresis to ±4° -#define PL_HYS_7 0x02 // Set Hysteresis to ±7° -#define PL_HYS_11 0x03 // Set Hysteresis to ±11° -#define PL_HYS_14 0x04 // Set Hysteresis to ±14° -#define PL_HYS_17 0x05 // Set Hysteresis to ±17° -#define PL_HYS_21 0x06 // Set Hysteresis to ±21° -#define PL_HYS_24 0x07 // Set Hysteresis to ±24° -// Landscape/Portrait orientation -#define cLAPO_PU 0 // Portrait Up: Equipment standing vertically in the normal orientation -#define cLAPO_PD 1 // Portrait Down: Equipment standing vertically in the inverted orientation -#define cLAPO_LR 2 // Landscape Right: Equipment is in landscape mode to the right -#define cLAPO_LL 3 // Landscape Left: Equipment is in landscape mode to the left. -// System Output Data Rate for acceleration samples -#define cODR_800HZ 0 // 1.25 ms -#define cODR_400HZ 1 // 2.5 ms -#define cODR_200HZ 2 // 5 ms -#define cODR_100HZ 3 // 10 ms -#define cODR_50HZ 4 // 20 ms -#define cODR_12_5HZ 5 // 80 ms -#define cODR_6_25HZ 6 // 160 ms -#define cODR_1_56HZ 7 // 640 ms - class MMA8451Q { public: @@ -113,76 +20,28 @@ */ ~MMA8451Q(); - /** - * Get the value of the WHO_AM_I register - * - * @returns WHO_AM_I value - */ - uint8_t getWhoAmI(); - - /** - * Get X axis acceleration - * - * @returns X axis acceleration - */ - float getAccX(); - - /** - * Get Y axis acceleration - * - * @returns Y axis acceleration - */ - float getAccY(); - - /** - * Get Z axis acceleration - * - * @returns Z axis acceleration - */ - float getAccZ(); - - /** - * Get XYZ axis acceleration - * - * @param res array where acceleration data will be stored - */ - void getAccAllAxis(float * res); +float getAccX(); + + /** + * Get Y axis acceleration + * + * @returns Y axis acceleration + */ + float getAccY(); - /** - * Get raw value for X axis acceleration - * - * @returns X axis acceleration - */ - int16_t getAccRawX( int16_t * res); - - /** - * Get raw value for Y axis acceleration - * - * @returns Y axis acceleration - */ - int16_t getAccRawY( int16_t * res); - - /** - * Get raw value for Z axis acceleration - * - * @returns Z axis acceleration - */ - int16_t getAccRawZ( int16_t * res); + /** + * Get Z axis acceleration + * + * @returns Z axis acceleration + */ + float getAccZ(); - /** - * Get raw values for XYZ axis acceleration - * - * @param res array where acceleration data will be stored - */ - unsigned int getAccRawAllAxis(int16_t * res); - - /** - * Configure the Accelerometere for free fall detection - * - * @param pointer to the user function to execute after IRQ assertion - * @return none - */ - void FreeFallDetection( void(*fptr)(void)); + /** + * Get XYZ axis acceleration + * + * @param res array where acceleration data will be stored + */ + void getAccAllAxis(float * res); /** * Configure the Accelerometere for motion detection @@ -191,56 +50,8 @@ * @return none */ void MotionDetection( void(*fptr)(void)); - - /** - * Configure the Accelerometere for orientation detection - * - * @param pointer to the user function to execute after IRQ assertion - * @param Z lockout value, Z Backfront, Port/Landscape Thsld, Port/Landscape Hysteresis - * @return none - */ - void OrientationDetect( void(*fptr)(void), unsigned int Z_LockOut, unsigned int Z_BkFr, unsigned int PL_Thsld, unsigned int PL_Hyst); - void OrientationDetect( void(*fptr)(void)); - - /** - * Get the orientation state. - * - * 0x10: PL_STATUS Register (Read Only) - * Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 - * NEWLP LO — — — LAPO[1] LAPO[0] BAFRO - * - * NEWLP - * Landscape/Portrait status change flag. Default value: 0. - * 0: No change, 1: BAFRO and/or LAPO and/or Z-Tilt lockout value has changed - * LO - * Z-Tilt Angle Lockout. Default value: 0. - * 0: Lockout condition has not been detected. - * 1: Z-Tilt lockout trip angle has been exceeded. Lockout has been detected. - * LAPO[1:0](*) - * Landscape/Portrait orientation. Default value: 00 - * 00: Portrait Up: Equipment standing vertically in the normal orientation - * 01: Portrait Down: Equipment standing vertically in the inverted orientation - * 10: Landscape Right: Equipment is in landscape mode to the right - * 11: Landscape Left: Equipment is in landscape mode to the left. - * (*) The default power up state is BAFRO = 0, LAPO = 0, and LO = 0. - * BAFRO - * Back or Front orientation. Default value: 0 - * 0: Front: Equipment is in the front facing orientation. - * 1: Back: Equipment is in the back facing orientation. - */ - unsigned char GetOrientationState( void); /** - * Configure the Accelerometer to generate a IRQ when a new sample is available - * - * @param pointer to the user function to execute after IRQ assertion - * @return none - */ - void DataReady( void(*fptr)(void), unsigned char ODR); - - unsigned int isDataAvailable( void); - - /** * Soft Reset * @param none * @return none @@ -255,13 +66,7 @@ int16_t getAccAxis(uint8_t addr); void Standby( void); void Active( void); - void Fall_IRQ( void); void Motion_IRQ( void); - void Orientation_IRQ( void); - void DataReady_IRQ( void); - // - unsigned char OrientationState; - unsigned char OrientationStateUpdated; }; #endif