![](/media/cache/profiles/f0fcf351df4eb6786e9bb6fc4e2dee02.jpg.50x50_q85.jpg)
Based on F401 example.Changed reset sequence and added RESET control and Power On/Off control. Check several mbed, LPC1768, LPC1114, NucleoF401RE, F411RE, L152RE and GR-PEACH
Dependencies: BNO055_fusion TextLCD
Please see follows.
/users/kenjiArai/notebook/bno055---orientation-sensor/
main.cpp
- Committer:
- kenjiArai
- Date:
- 2020-08-05
- Revision:
- 7:f244ea2ab994
- Parent:
- 6:5f380fbcf849
File content as of revision 7:f244ea2ab994:
/* * mbed Application program for the mbed Nucleo series * BNO055 Intelligent 9-axis absolute orientation sensor * by Bosch Sensortec * * 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 5th, 2020 */ // Include -------------------------------------------------------------------- #include "mbed.h" #include "BNO055.h" #include "TextLCD.h" // Definition ----------------------------------------------------------------- #define NUM_LOOP 100 // Object --------------------------------------------------------------------- static BufferedSerial pc(USBTX, USBRX, 9600); #if defined(TARGET_LPC1114) DigitalOut pwr_onoff(dp17); I2C i2c(dp5, dp27); // SDA, SCL // Reset =D7, addr = BNO055_G_CHIP_ADDR, mode = MODE_NDOF <- as default BNO055 imu(i2c, dp18); #elif defined(TARGET_LPC1768) DigitalOut pwr_onoff(p30); I2C i2c(p28, p27); // SDA, SCL // Reset =D7, addr = BNO055_G_CHIP_ADDR, mode = MODE_NDOF <- as default BNO055 imu(i2c, p29); #elif defined(TARGET_NUCLEO_L152RE)\ || defined(TARGET_NUCLEO_F401RE)\ || defined(TARGET_NUCLEO_F411RE)\ || defined(TARGET_NUCLEO_F446RE) #if 0 DigitalOut pwr_onoff(PB_10); #else DigitalOut pwr_onoff(PA_9); #endif I2C i2c(PB_9, PB_8); // SDA, SCL #if 0 // Reset = ??, addr = BNO055_G_CHIP_ADDR, mode = MODE_NDOF <- as default BNO055 imu(i2c, PA_8); #else BNO055 imu(PB_9, PB_8, PA_8); #endif TextLCD_I2C_N lcd(&i2c, 0x7c, TextLCD::LCD8x2); // LCD(Akizuki AQM0802A) #elif defined(TARGET_RZ_A1H) DigitalOut pwr_onoff(P8_11); I2C i2c(P1_3, P1_2); // SDA, SCL // Reset =D7, addr = BNO055_G_CHIP_ADDR, mode = MODE_NDOF <- as default BNO055 imu(i2c, P8_13); #else #error "Not cheched yet" #endif Timer t; // RAM ------------------------------------------------------------------------ BNO055_ID_INF_TypeDef bno055_id_inf; BNO055_EULER_TypeDef euler_angles; BNO055_QUATERNION_TypeDef quaternion; BNO055_LIN_ACC_TypeDef linear_acc; BNO055_GRAVITY_TypeDef gravity; BNO055_TEMPERATURE_TypeDef chip_temp; // ROM / Constant data -------------------------------------------------------- // Function prototypes -------------------------------------------------------- //------------------------------------------------------------------------------ // Control Program //------------------------------------------------------------------------------ // Calibration // Please refer // BNO055 Data sheet 3.10 Calibration & 3.6.4 Sensor calibration data void bno055_calbration(void) { uint8_t d; 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 printf("Step1) Please wait few seconds\r\n"); t.start(); while (t.elapsed_time().count() < 10) { d = imu.read_calib_status(); printf("Calb dat = 0x%x target = 0x30(at least)\r\n", d); if ((d & 0x30) == 0x30) { break; } ThisThread::sleep_for(1s); } 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. printf("Step2) random moving (try to change the BNO055 axis)\r\n"); t.start(); while (t.elapsed_time().count() < 30) { d = imu.read_calib_status(); printf("Calb dat = 0x%x target = 0x33(at least)\r\n", d); if ((d & 0x03) == 0x03) { break; } ThisThread::sleep_for(1s); } 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 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"); t.stop(); // lcd lcd.locate(0, 0); // 1st line top // 12345678 lcd.printf(" BNO055 "); lcd.locate(0, 1); // 2nd line top // 12345678 lcd.puts(" JH1PJL "); lcd.setContrast(0x14); while (true) { d = imu.read_calib_status(); imu.get_gravity(&gravity); printf( "Calb dat = 0x%x target = 0xff ACC:X %4.1f, Y %4.1f, Z %4.1f\r\n", d, gravity.x, gravity.y, gravity.z ); if (d == 0xff) { break; } if (pc.readable()) { break; } ThisThread::sleep_for(1s); } if (imu.read_calib_status() == 0xff) { printf("-> All of Calibration steps are done successfully!\r\n\r\n"); } else { printf("-> Calibration steps are suspended!\r\n\r\n"); } t.stop(); } int main() { uint8_t ser_buf[4]; imu.set_mounting_position(MT_P6); pwr_onoff = 1; printf("\r\n\r\nIf pc terminal soft is ready, please hit any key!\r\n"); while (pc.readable() == 0) {;} printf( "Bosch Sensortec BNO055 test program on " __DATE__ "/" __TIME__ "\r\n" ); // Is BNO055 avairable? if (imu.chip_ready() == 0) { do { printf("Bosch BNO055 is NOT avirable!!\r\n Reset\r\n"); pwr_onoff = 0; // Power off ThisThread::sleep_for(100ms); pwr_onoff = 1; // Power on ThisThread::sleep_for(20ms); } while(imu.reset()); } printf("Bosch BNO055 is available now!!\r\n"); printf("AXIS_REMAP_CONFIG:0x%02x, AXIS_REMAP_SIGN:0x%02x\r\n", imu.read_reg0(BNO055_AXIS_MAP_CONFIG), imu.read_reg0(BNO055_AXIS_MAP_SIGN) ); imu.read_id_inf(&bno055_id_inf); printf("CHIP ID:0x%02x, ACC ID:0x%02x, MAG ID:0x%02x, GYR ID:0x%02x, ", bno055_id_inf.chip_id, bno055_id_inf.acc_id, bno055_id_inf.mag_id, bno055_id_inf.gyr_id ); printf("SW REV:0x%04x, BL REV:0x%02x\r\n", bno055_id_inf.sw_rev_id, bno055_id_inf.bootldr_rev_id); while (pc.readable() == 1) { pc.read(ser_buf, 1); } printf("If you would like to calibrate the BNO055,"); printf(" please hit 'y' (No: any other key)\r\n"); while (pc.readable() == 0) {;} pc.read(ser_buf, 1); uint8_t c = ser_buf[0]; if (c == 'y') { bno055_calbration(); } printf("[E]:Euler Angles[deg],[Q]:Quaternion[],[L]:Linear accel[m/s*s],"); printf("[G]:Gravity vector[m/s*s],[T]:Chip temperature,Acc,Gyr[degC]"); printf(",[S]:Status,[M]:time[mS]\r\n"); t.start(); while(true) { imu.get_Euler_Angles(&euler_angles); printf("[E],Y,%+6.1f,R,%+6.1f,P,%+6.1f,", euler_angles.h, euler_angles.r, euler_angles.p); imu.get_quaternion(&quaternion); printf("[Q],W,%d,X,%d,Y,%d,Z,%d,", quaternion.w, quaternion.x, quaternion.y, quaternion.z); imu.get_linear_accel(&linear_acc); printf("[L],X,%+6.1f,Y,%+6.1f,Z,%+6.1f,", linear_acc.x, linear_acc.y, linear_acc.z); imu.get_gravity(&gravity); printf("[G],X,%+6.1f,Y,%+6.1f,Z,%+6.1f,", gravity.x, gravity.y, gravity.z); imu.get_chip_temperature(&chip_temp); printf("[T],%+d,%+d,", chip_temp.acc_chip, chip_temp.gyr_chip); printf("[S],0x%x,[M],%d\r\n", imu.read_calib_status(), (uint32_t)t.elapsed_time().count()); } } // Diffrent output format as for your reference #if 0 int main() { uint8_t i; pwr_onoff = 1; printf( "Bosch Sensortec BNO055 test program on " __DATE__ "/" __TIME__ "\r\n" ); // Is BNO055 avairable? if (imu.chip_ready() == 0) { do { printf("Bosch BNO055 is NOT avirable!!\r\n"); pwr_onoff = 0; // Power off ThisThread::sleep_for(100ms); pwr_onoff = 1; // Power on ThisThread::sleep_for(20ms); } while(imu.reset()); } imu.set_mounting_position(MT_P6); printf("AXIS_REMAP_CONFIG:0x%02x, AXIS_REMAP_SIGN:0x%02x\r\n", imu.read_reg0(BNO055_AXIS_MAP_CONFIG), imu.read_reg0(BNO055_AXIS_MAP_SIGN) ); imu.read_id_inf(&bno055_id_inf); printf("CHIP:0x%02x, ACC:0x%02x, MAG:0x%02x,", bno055_id_inf.chip_id, bno055_id_inf.acc_id, bno055_id_inf.mag_id ); printf("GYR:0x%02x, , SW:0x%04x, , BL:0x%02x\r\n", bno055_id_inf.gyr_id, bno055_id_inf.sw_rev_id, bno055_id_inf.bootldr_rev_id ); while(true) { printf("Euler Angles data\r\n"); for (i = 0; i < NUM_LOOP; i++) { imu.get_Euler_Angles(&euler_angles); printf("Heading:%+6.1f [deg], Roll:%+6.1f [deg],", euler_angles.h, euler_angles.r,); printf(" Pich:%+6.1f [deg], #%02d\r\n", euler_angles.p, i); ThisThread::sleep_for(500ms); } printf("Quaternion data\r\n"); for (i = 0; i < NUM_LOOP; i++) { imu.get_quaternion(&quaternion); printf("W:%d, X:%d, Y:%d, Z:%d, #%02d\r\n", quaternion.w, quaternion.x, quaternion.y, quaternion.z, i); ThisThread::sleep_for(500ms); } printf("Linear accel data\r\n"); for (i = 0; i < NUM_LOOP; i++) { imu.get_linear_accel(&linear_acc); printf( "X:%+6.1f[m/s*s], Y:%+6.1f[m/s*s], Z:%+6.1f[m/s*s], #%02d\r\n", linear_acc.x, linear_acc.y, linear_acc.z, i ); ThisThread::sleep_for(500ms); } printf("Gravity vector data\r\n"); for (i = 0; i < NUM_LOOP; i++) { imu.get_gravity(&gravity); printf( "X:%+6.1f[m/s*s], Y:%+6.1f[m/s*s], Z:%+6.1f[m/s*s], #%02d\r\n", gravity.x, gravity.y, gravity.z, i ); ThisThread::sleep_for(500ms); } printf("Chip temperature data\r\n"); for (i = 0; i < (NUM_LOOP / 4); i++) { imu.get_chip_temperature(&chip_temp); printf("Acc chip:%+d [degC], Gyr chip:%+d [degC], #%02d\r\n", chip_temp.acc_chip, chip_temp.gyr_chip, i); ThisThread::sleep_for(500ms); } } } #endif