BNO055 Intelligent 9-axis absolute orientation sensor by Bosch Sensortec. It includes ACC, MAG and GYRO sensors and Cortex-M0+ processor.
Dependents: BNO055_test BNO055-ELEC3810 1BNO055 DEMO3 ... more
Please see follows.
/users/kenjiArai/notebook/bno055---orientation-sensor/#
Revision 7:b48d96169302, committed 2020-08-05
- Comitter:
- kenjiArai
- Date:
- Wed Aug 05 05:28:13 2020 +0000
- Parent:
- 6:07d01bf36ad0
- Commit message:
- run on mbed-os6.2.0
Changed in this revision
BNO055.cpp | Show annotated file Show diff for this revision Revisions of this file |
BNO055.h | Show annotated file Show diff for this revision Revisions of this file |
diff -r 07d01bf36ad0 -r b48d96169302 BNO055.cpp --- a/BNO055.cpp Wed Aug 23 09:44:43 2017 +0000 +++ b/BNO055.cpp Wed Aug 05 05:28:13 2020 +0000 @@ -3,26 +3,22 @@ * BNO055 Intelligent 9-axis absolute orientation sensor * by Bosch Sensortec * - * Copyright (c) 2015,'17 Kenji Arai / JH1PJL - * http://www.page.sannet.ne.jp/kenjia/index.html - * http://mbed.org/users/kenjiArai/ + * Copyright (c) 2015,'17,'20 Kenji Arai / JH1PJL + * http://www7b.biglobe.ne.jp/~kenjia/ + * https://os.mbed.com/users/kenjiArai/ * Created: March 30th, 2015 - * Revised: August 23rd, 2017 + * Revised: August 5th, 2020 */ #include "mbed.h" #include "BNO055.h" - -#if MBED_MAJOR_VERSION == 2 -#define WAIT_MS(x) wait_ms(x) -#elif MBED_MAJOR_VERSION == 5 -#define WAIT_MS(x) Thread::wait(x) -#else -#error "Running on Unknown OS" -#endif - -BNO055::BNO055 (PinName p_sda, PinName p_scl, PinName p_reset, uint8_t addr, uint8_t mode): +BNO055::BNO055 (PinName p_sda, + PinName p_scl, + PinName p_reset, + uint8_t addr, + uint8_t mode + ): _i2c_p(new I2C(p_sda, p_scl)), _i2c(*_i2c_p), _res(p_reset) { chip_addr = addr; @@ -54,7 +50,7 @@ initialize (); } -/////////////// Read data & normalize ///////////////////// +/////////////// Read data & normalize ////////////////////////////////////////// void BNO055::get_Euler_Angles(BNO055_EULER_TypeDef *el) { uint8_t deg_or_rad; @@ -176,7 +172,7 @@ dt[0] = BNO055_TEMP_SOURCE; dt[1] = 0; _i2c.write(chip_addr, dt, 2, false); - WAIT_MS(1); // Do I need to wait? + ThisThread::sleep_for(1ms); // Do I need to wait? dt[0] = BNO055_TEMP; _i2c.write(chip_addr, dt, 1, true); _i2c.read(chip_addr, dt, 1, false); @@ -188,7 +184,7 @@ dt[0] = BNO055_TEMP_SOURCE; dt[1] = 1; _i2c.write(chip_addr, dt, 2, false); - WAIT_MS(1); // Do I need to wait? + ThisThread::sleep_for(1ms); // Do I need to wait? dt[0] = BNO055_TEMP; _i2c.write(chip_addr, dt, 1, true); _i2c.read(chip_addr, dt, 1, false); @@ -199,10 +195,10 @@ } } -/////////////// Initialize //////////////////////////////// +/////////////// Initialize ///////////////////////////////////////////////////// void BNO055::initialize (void) { -#if defined(TARGET_STM32L152RE) +#if defined(TARGET_NUCLEO_L152RE) _i2c.frequency(100000); #else _i2c.frequency(400000); @@ -223,13 +219,14 @@ { select_page(0); dt[0] = BNO055_UNIT_SEL; - dt[1] = UNIT_ORI_WIN + UNIT_ACC_MSS + UNIT_GYR_DPS + UNIT_EULER_DEG + UNIT_TEMP_C; + dt[1] = UNIT_ORI_WIN + UNIT_ACC_MSS + + UNIT_GYR_DPS + UNIT_EULER_DEG + UNIT_TEMP_C; _i2c.write(chip_addr, dt, 2, false); } uint8_t BNO055::select_page(uint8_t page) { - if (page != page_flag){ + if (page != page_flag) { dt[0] = BNO055_PAGE_ID; if (page == 1) { dt[1] = 1; // select page 1 @@ -247,11 +244,11 @@ uint8_t BNO055::reset(void) { - _res = 0; - WAIT_MS(1); // Reset 1mS - _res = 1; - WAIT_MS(700); // Need to wait at least 650mS -#if defined(TARGET_STM32L152RE) + _res = 0; + ThisThread::sleep_for(1ms); // Reset 1mS + _res = 1; + ThisThread::sleep_for(700ms); // Need to wait at least 650mS +#if defined(TARGET_NUCLEO_L152RE) _i2c.frequency(400000); #else _i2c.frequency(400000); @@ -260,7 +257,7 @@ page_flag = 0xff; select_page(0); check_id(); - if (chip_id != I_AM_BNO055_CHIP){ + if (chip_id != I_AM_BNO055_CHIP) { return 1; } else { initialize(); @@ -268,14 +265,14 @@ } } -////// Set initialize data to related registers /////////// +////// Set initialize data to related registers //////////////////////////////// void BNO055::set_initial_dt_to_regs(void) { // select_page(0); // current setting is only used default values } -/////////////// Check Who am I? /////////////////////////// +/////////////// Check Who am I? //////////////////////////////////////////////// void BNO055::check_id(void) { select_page(0); @@ -315,7 +312,7 @@ id->sw_rev_id = sw_rev_id; } -/////////////// Check chip ready or not ////////////////// +/////////////// Check chip ready or not /////////////////////////////////////// uint8_t BNO055::chip_ready(void) { if (ready_flag == 0x0f) { @@ -324,7 +321,7 @@ return 0; } -/////////////// Read Calibration status ////////////////// +/////////////// Read Calibration status /////////////////////////////////////// uint8_t BNO055::read_calib_status(void) { select_page(0); @@ -334,7 +331,7 @@ return dt[0]; } -/////////////// Change Fusion mode /////////////////////// +/////////////// Change Fusion mode //////////////////////////////////////////// void BNO055::change_fusion_mode(uint8_t mode) { uint8_t current_mode; @@ -346,23 +343,24 @@ dt[0] = BNO055_OPR_MODE; dt[1] = mode; _i2c.write(chip_addr, dt, 2, false); - WAIT_MS(19); // wait 19mS + ThisThread::sleep_for(19ms); // wait 19mS break; case MODE_IMU: case MODE_COMPASS: case MODE_M4G: case MODE_NDOF_FMC_OFF: case MODE_NDOF: - if (current_mode != CONFIGMODE) { // Can we change the mode directry? + // Can we change the mode directry? + if (current_mode != CONFIGMODE) { dt[0] = BNO055_OPR_MODE; dt[1] = CONFIGMODE; _i2c.write(chip_addr, dt, 2, false); - WAIT_MS(19); // wait 19mS + ThisThread::sleep_for(19ms); // wait 19mS } dt[0] = BNO055_OPR_MODE; dt[1] = mode; _i2c.write(chip_addr, dt, 2, false); - WAIT_MS(7); // wait 7mS + ThisThread::sleep_for(7ms); // wait 7mS break; default: break; @@ -378,7 +376,7 @@ return dt[0]; } -/////////////// Set Mouting position ///////////////////// +/////////////// Set Mouting position ////////////////////////////////////////// void BNO055::set_mounting_position(uint8_t position) { uint8_t remap_config; @@ -429,13 +427,13 @@ change_fusion_mode(current_mode); } -/////////////// I2C Freq. ///////////////////////////////// +/////////////// I2C Freq. ////////////////////////////////////////////////////// void BNO055::frequency(int hz) { _i2c.frequency(hz); } -/////////////// Read/Write specific register ////////////// +/////////////// Read/Write specific register /////////////////////////////////// uint8_t BNO055::read_reg0(uint8_t addr) { select_page(0); @@ -484,5 +482,3 @@ change_fusion_mode(current_mode); return d; } - -
diff -r 07d01bf36ad0 -r b48d96169302 BNO055.h --- a/BNO055.h Wed Aug 23 09:44:43 2017 +0000 +++ b/BNO055.h Wed Aug 05 05:28:13 2020 +0000 @@ -3,21 +3,25 @@ * BNO055 Intelligent 9-axis absolute orientation sensor * by Bosch Sensortec * - * Copyright (c) 2015,'17 Kenji Arai / JH1PJL - * http://www.page.sannet.ne.jp/kenjia/index.html - * http://mbed.org/users/kenjiArai/ + * Copyright (c) 2015,'17,'20 Kenji Arai / JH1PJL + * http://www7b.biglobe.ne.jp/~kenjia/ + * https://os.mbed.com/users/kenjiArai/ * Created: March 30th, 2015 - * Revised: August 23rd, 2017 + * Revised: August 5th, 2020 */ /* - *---------------- REFERENCE ---------------------------------------------------------------------- + *---------------- REFERENCE --------------------------------------------------- * Original Information - * https://www.bosch-sensortec.com/en/homepage/products_3/sensor_hubs/iot_solutions/bno055_1/bno055_4 - * Intelligent 9-axis absolute orientation sensor / Data Sheet BST_BNO055_DS000_12 Nov. 2014 rev.1.2 + * https://www.bosch-sensortec.com/en/homepage/ + * products_3/sensor_hubs/iot_solutions/bno055_1/bno055_4 + * Intelligent 9-axis absolute orientation sensor + * / Data Sheet BST_BNO055_DS000_12 Nov. 2014 rev.1.2 * Sample software https://github.com/BoschSensortec/BNO055_driver * Sensor board - * https://www.rutronik24.com/product/bosch+se/bno055+shuttle+board+mems/6431291.html - * http://microcontrollershop.com/product_info.php?products_id=7140&osCsid=10645k86db2crld4tfi0vol5g5 + * https://www.rutronik24.com/product/bosch+se/ + * bno055+shuttle+board+mems/6431291.html + * http://microcontrollershop.com/product_info.php + * ?products_id=7140&osCsid=10645k86db2crld4tfi0vol5g5 */ #ifndef BNO055_H @@ -56,7 +60,7 @@ #define I_AM_BNO055_MAG 0x32 // MAG ID #define I_AM_BNO055_GYR 0x0f // GYR ID -////////////// DATA TYPE DEFINITION /////////////////////// +////////////// DATA TYPE DEFINITION //////////////////////////////////////////// typedef struct { uint8_t chip_id; uint8_t acc_id; @@ -113,19 +117,22 @@ * BNO055_EULER_TypeDef euler_angles; * * int main() { - * pc.printf("Bosch Sensortec BNO055 test program on " __DATE__ "/" __TIME__ "\r\n"); * if (imu.chip_ready() == 0){ - * pc.printf("Bosch BNO055 is NOT avirable!!\r\n"); + * printf("Bosch BNO055 is NOT avirable!!\r\n"); * } * imu.read_id_inf(&bno055_id_inf); - * pc.printf("CHIP:0x%02x, ACC:0x%02x, MAG:0x%02x, GYR:0x%02x, , SW:0x%04x, , BL:0x%02x\r\n", - * bno055_id_inf.chip_id, bno055_id_inf.acc_id, bno055_id_inf.mag_id, - * bno055_id_inf.gyr_id, bno055_id_inf.sw_rev_id, bno055_id_inf.bootldr_rev_id); + * printf( + * "CHIP:0x%02x, ACC:0x%02x, MAG:0x%02x, GYR:0x%02x,", + * bno055_id_inf.chip_id, bno055_id_inf.acc_id, + * bno055_id_inf.mag_id, bno055_id_inf.gyr_id); + * printf(" , SW:0x%04x, , BL:0x%02x\r\n", + * bno055_id_inf.sw_rev_id, bno055_id_inf.bootldr_rev_id) * while(1) { * imu.get_Euler_Angles(&euler_angles); - * pc.printf("Heading:%+6.1f [deg], Roll:%+6.1f [deg], Pich:%+6.1f [deg]\r\n", - * euler_angles.h, euler_angles.r, euler_angles.p); - * wait(0.5); + * printf( + * "Heading:%+6.1f [deg], Roll:%+6.1f [deg], Pich:%+6.1f [deg]\r\n", + * euler_angles.h, euler_angles.r, euler_angles.p); + * ThisThread::sleep_for(500ms); * } * } * @endcode @@ -138,7 +145,10 @@ * @param data SDA and SCL pins * @param device address */ - BNO055(PinName p_sda, PinName p_scl, PinName p_reset, uint8_t addr, uint8_t mode); + BNO055( + PinName p_sda, PinName p_scl, + PinName p_reset, uint8_t addr, uint8_t mode + ); /** Configure data pin * @param data SDA and SCL pins @@ -281,13 +291,13 @@ }; -//--------------------------------------------------------- -//----- Register's definition ----------------------------- -//--------------------------------------------------------- +//------------------------------------------------------------------------------ +//----- Register's definition -------------------------------------------------- +//------------------------------------------------------------------------------ // Page id register definition #define BNO055_PAGE_ID 0x07 -//----- page0 --------------------------------------------- +//----- page0 ------------------------------------------------------------------ #define BNO055_CHIP_ID 0x00 #define BNO055_ACCEL_REV_ID 0x01 #define BNO055_MAG_REV_ID 0x02 @@ -431,7 +441,7 @@ #define MAG_RADIUS_LSB 0x69 #define MAG_RADIUS_MSB 0x6a -//----- page1 --------------------------------------------- +//----- page1 ------------------------------------------------------------------ // Configuration registers #define ACCEL_CONFIG 0x08 #define MAG_CONFIG 0x09 @@ -460,71 +470,76 @@ #define GYRO_ANY_MOTION_THRES 0x1e #define GYRO_ANY_MOTION_SET 0x1f -//--------------------------------------------------------- -//----- Calibration example ------------------------------- -//--------------------------------------------------------- +//------------------------------------------------------------------------------ +//----- Calibration example ---------------------------------------------------- +//------------------------------------------------------------------------------ #if 0 // Calibration // Please refer BNO055 Data sheet 3.10 Calibration & 3.6.4 Sensor calibration data -void bno055_calbration(void){ +void bno055_calbration(void) +{ uint8_t d; - pc.printf("------ Enter BNO055 Manual Calibration Mode ------\r\n"); + printf("------ Enter BNO055 Manual Calibration Mode ------\r\n"); //---------- Gyroscope Caliblation ------------------------------------------------------------ // (a) Place the device in a single stable position for a period of few seconds to allow the // gyroscope to calibrate - pc.printf("Step1) Please wait few seconds\r\n"); + printf("Step1) Please wait few seconds\r\n"); t.start(); - while (t.read() < 10){ + while (t.read() < 10) { d = imu.read_calib_status(); - pc.printf("Calb dat = 0x%x target = 0x30(at least)\r\n", d); - if ((d & 0x30) == 0x30){ + printf("Calb dat = 0x%x target = 0x30(at least)\r\n", d); + if ((d & 0x30) == 0x30) { break; } wait(1.0); } - pc.printf("-> Step1) is done\r\n\r\n"); + printf("-> Step1) is done\r\n\r\n"); //---------- Magnetometer Caliblation --------------------------------------------------------- // (a) Make some random movements (for example: writing the number ‘8’ on air) until the // CALIB_STAT register indicates fully calibrated. // (b) It takes more calibration movements to get the magnetometer calibrated than in the // NDOF mode. - pc.printf("Step2) random moving (try to change the BNO055 axis)\r\n"); + printf("Step2) random moving (try to change the BNO055 axis)\r\n"); t.start(); - while (t.read() < 30){ + while (t.read() < 30) { d = imu.read_calib_status(); - pc.printf("Calb dat = 0x%x target = 0x33(at least)\r\n", d); - if ((d & 0x03) == 0x03){ + printf("Calb dat = 0x%x target = 0x33(at least)\r\n", d); + if ((d & 0x03) == 0x03) { break; } - wait(1.0); + wait(1.0); } - pc.printf("-> Step2) is done\r\n\r\n"); + printf("-> Step2) is done\r\n\r\n"); //---------- Magnetometer Caliblation --------------------------------------------------------- // a) Place the device in 6 different stable positions for a period of few seconds // to allow the accelerometer to calibrate. // b) Make sure that there is slow movement between 2 stable positions // The 6 stable positions could be in any direction, but make sure that the device is // lying at least once perpendicular to the x, y and z axis. - pc.printf("Step3) Change rotation each X,Y,Z axis KEEP SLOWLY!!"); - pc.printf(" Each 90deg stay a 5 sec and set at least 6 position.\r\n"); - pc.printf(" e.g. (1)ACC:X0,Y0,Z-9,(2)ACC:X9,Y0,Z0,(3)ACC:X0,Y0,Z9,"); - pc.printf("(4)ACC:X-9,Y0,Z0,(5)ACC:X0,Y-9,Z0,(6)ACC:X0,Y9,Z0,\r\n"); - pc.printf(" If you will give up, hit any key.\r\n", d); + printf("Step3) Change rotation each X,Y,Z axis KEEP SLOWLY!!"); + printf(" Each 90deg stay a 5 sec and set at least 6 position.\r\n"); + printf(" e.g. (1)ACC:X0,Y0,Z-9,(2)ACC:X9,Y0,Z0,(3)ACC:X0,Y0,Z9,"); + printf("(4)ACC:X-9,Y0,Z0,(5)ACC:X0,Y-9,Z0,(6)ACC:X0,Y9,Z0,\r\n"); + printf(" If you will give up, hit any key.\r\n", d); t.stop(); - while (true){ + while (true) { d = imu.read_calib_status(); imu.get_gravity(&gravity); - pc.printf("Calb dat = 0x%x target = 0xff ACC:X %3.0f, Y %3.0f, Z %3.0f\r\n", - d, gravity.x, gravity.y, gravity.z); - if (d == 0xff){ break;} - if (pc.readable()){ break;} + printf("Calb dat = 0x%x target = 0xff ACC:X %3.0f, Y %3.0f, Z %3.0f\r\n", + d, gravity.x, gravity.y, gravity.z); + if (d == 0xff) { + break; + } + if (pc.readable()) { + break; + } wait(1.0); } - if (imu.read_calib_status() == 0xff){ - pc.printf("-> All of Calibration steps are done successfully!\r\n\r\n"); + if (imu.read_calib_status() == 0xff) { + printf("-> All of Calibration steps are done successfully!\r\n\r\n"); } else { - pc.printf("-> Calibration steps are suspended!\r\n\r\n"); + printf("-> Calibration steps are suspended!\r\n\r\n"); } t.stop(); }