qmi8658_madgwick_ahrs_deprecated.ino

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#include <Arduino.h>
#include <Wire.h>
#include <SPI.h>
#include "SensorQMI8658.hpp"
#include <MadgwickAHRS.h>       //MadgwickAHRS from https://github.com/arduino-libraries/MadgwickAHRS
#ifdef ARDUINO_T_BEAM_S3_SUPREME
#include <XPowersAXP2101.tpp>   //PMU Library https://github.com/lewisxhe/XPowersLib.git
#endif
 
 
// #define USE_I2C              //Using the I2C interface
 
#ifdef USE_I2C
#ifndef SENSOR_SDA
#define SENSOR_SDA  17
#endif
 
#ifndef SENSOR_SCL
#define SENSOR_SCL  18
#endif
 
#else   /* SPI interface */
 
#ifndef SPI_MOSI
#define SPI_MOSI   (35)
#endif
 
#ifndef SPI_SCK
#define SPI_SCK    (36)
#endif
 
#ifndef SPI_MISO
#define SPI_MISO   (37)
#endif
 
#endif  /* USE_I2C*/
 
#ifndef IMU_CS
#define IMU_CS      34      // IMU CS PIN
#endif
 
#ifndef IMU_IRQ
#define IMU_IRQ     33      // IMU INT PIN
#endif
 
#ifndef OLED_SDA
#define OLED_SDA    22      // Display Wire SDA Pin
#endif
 
#ifndef OLED_SCL
#define OLED_SCL    21      // Display Wire SCL Pin
#endif
 
SensorQMI8658 qmi;
 
IMUdata acc;
IMUdata gyr;
 
Madgwick filter;
uint32_t microsPerReading, microsPrevious;
 
 
void beginPower()
{
    // T_BEAM_S3_SUPREME The PMU voltage needs to be turned on to use the sensor
#if defined(ARDUINO_T_BEAM_S3_SUPREME)
    XPowersAXP2101 power;
    power.begin(Wire1, AXP2101_SLAVE_ADDRESS, 42, 41);
    power.disableALDO1();
    power.disableALDO2();
    delay(250);
    power.setALDO1Voltage(3300); power.enableALDO1();
    power.setALDO2Voltage(3300); power.enableALDO2();
#endif
}
 
 
void setup()
{
    Serial.begin(115200);
    while (!Serial);
 
    beginPower();
 
    bool ret = false;
#ifdef USE_I2C
    ret = qmi.begin(Wire, QMI8658_L_SLAVE_ADDRESS, SENSOR_SDA, SENSOR_SCL);
#else
#if defined(SPI_MOSI) && defined(SPI_SCK) && defined(SPI_MISO)
    ret = qmi.begin(SPI, IMU_CS, SPI_MOSI, SPI_MISO, SPI_SCK);
#else
    ret = qmi.begin(SPI, IMU_CS);
#endif
#endif
 
    if (!ret) {
        Serial.println("Failed to find QMI8658 - check your wiring!");
        while (1) {
            delay(1000);
        }
    }
 
 
 
    /* Get chip id*/
    Serial.print("Device ID:");
    Serial.println(qmi.getChipID(), HEX);
 
    qmi.configAccelerometer(
        /*
         * ACC_RANGE_2G
         * ACC_RANGE_4G
         * ACC_RANGE_8G
         * ACC_RANGE_16G
         * */
        SensorQMI8658::ACC_RANGE_2G,
        /*
         * ACC_ODR_1000H
         * ACC_ODR_500Hz
         * ACC_ODR_250Hz
         * ACC_ODR_125Hz
         * ACC_ODR_62_5Hz
         * ACC_ODR_31_25Hz
         * ACC_ODR_LOWPOWER_128Hz
         * ACC_ODR_LOWPOWER_21Hz
         * ACC_ODR_LOWPOWER_11Hz
         * ACC_ODR_LOWPOWER_3H
        * */
        SensorQMI8658::ACC_ODR_1000Hz,
        /*
        *  LPF_MODE_0     //2.66% of ODR
        *  LPF_MODE_1     //3.63% of ODR
        *  LPF_MODE_2     //5.39% of ODR
        *  LPF_MODE_3     //13.37% of ODR
        *  LPF_OFF        // OFF Low-Pass Fitter
        * */
        SensorQMI8658::LPF_MODE_0);
 
 
    qmi.configGyroscope(
        /*
        * GYR_RANGE_16DPS
        * GYR_RANGE_32DPS
        * GYR_RANGE_64DPS
        * GYR_RANGE_128DPS
        * GYR_RANGE_256DPS
        * GYR_RANGE_512DPS
        * GYR_RANGE_1024DPS
        * */
        SensorQMI8658::GYR_RANGE_256DPS,
        /*
         * GYR_ODR_7174_4Hz
         * GYR_ODR_3587_2Hz
         * GYR_ODR_1793_6Hz
         * GYR_ODR_896_8Hz
         * GYR_ODR_448_4Hz
         * GYR_ODR_224_2Hz
         * GYR_ODR_112_1Hz
         * GYR_ODR_56_05Hz
         * GYR_ODR_28_025H
         * */
        SensorQMI8658::GYR_ODR_896_8Hz,
        /*
        *  LPF_MODE_0     //2.66% of ODR
        *  LPF_MODE_1     //3.63% of ODR
        *  LPF_MODE_2     //5.39% of ODR
        *  LPF_MODE_3     //13.37% of ODR
        *  LPF_OFF        // OFF Low-Pass Fitter
        * */
        SensorQMI8658::LPF_MODE_3);
 
 
    /*
    * If both the accelerometer and gyroscope sensors are turned on at the same time,
    * the output frequency will be based on the gyroscope output frequency.
    * The example configuration is 896.8HZ output frequency,
    * so the acceleration output frequency is also limited to 896.8HZ
    * */
    qmi.enableGyroscope();
    qmi.enableAccelerometer();
 
    // Print register configuration information
    qmi.dumpCtrlRegister();
 
    // start  filter
    filter.begin(25);
 
    // initialize variables to pace updates to correct rate
    microsPerReading = 1000000 / 25;
    microsPrevious = micros();
 
    Serial.println("Read data now...");
}
 
 
void loop()
{
    float roll, pitch, heading;
 
    // check if it's time to read data and update the filter
    if (micros() - microsPrevious >= microsPerReading) {
 
        // read raw data from IMU
        if (qmi.getDataReady()) {
            qmi.getAccelerometer(acc.x, acc.y, acc.z);
            qmi.getGyroscope(gyr.x, gyr.y, gyr.z);
            // update the filter, which computes orientation
            filter.updateIMU(gyr.x, gyr.y, gyr.z, acc.x, acc.y, acc.z);
 
            // print the heading, pitch and roll
            roll = filter.getRoll();
            pitch = filter.getPitch();
            heading = filter.getYaw();
            Serial.print("Orientation: ");
            Serial.print(heading);
            Serial.print(" ");
            Serial.print(pitch);
            Serial.print(" ");
            Serial.println(roll);
        }
        // increment previous time, so we keep proper pace
        microsPrevious = microsPrevious + microsPerReading;
    }
}