281 lines
6.5 KiB
C++
281 lines
6.5 KiB
C++
/**
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*
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* @license MIT License
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*
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* Copyright (c) 2022 lewis he
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* 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
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* copies or 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
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* 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
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* SOFTWARE.
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*
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* @file QMC6310_CalibrateExample.ino
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* @author Lewis He (lewishe@outlook.com)
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* @date 2022-10-16
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*
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*/
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#include <Wire.h>
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#include <SPI.h>
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#include <Arduino.h>
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#include "SensorQMC6310.hpp"
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#ifdef ARDUINO_T_BEAM_S3_SUPREME
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#include <XPowersAXP2101.tpp> //PMU Library https://github.com/lewisxhe/XPowersLib.git
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#endif
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#ifndef SENSOR_SDA
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#define SENSOR_SDA 17
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#endif
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#ifndef SENSOR_SCL
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#define SENSOR_SCL 18
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#endif
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SensorQMC6310 qmc;
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void beginPower()
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{
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// T_BEAM_S3_SUPREME The PMU voltage needs to be turned on to use the sensor
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#if defined(ARDUINO_T_BEAM_S3_SUPREME)
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XPowersAXP2101 power;
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power.begin(Wire1, AXP2101_SLAVE_ADDRESS, 42, 41);
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power.disableALDO1();
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power.disableALDO2();
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delay(250);
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power.setALDO1Voltage(3300);
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power.enableALDO1();
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power.setALDO2Voltage(3300);
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power.enableALDO2();
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#endif
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}
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void calibrate()
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{
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qmc.setDataOutputRate(SensorQMC6310::DATARATE_200HZ);
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int32_t x_min = 65535;
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int32_t x_max = -65535;
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int32_t y_min = 65535;
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int32_t y_max = -65535;
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int32_t z_min = 65535;
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int32_t z_max = -65535;
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Serial.println("Place the sensor on the plane and slowly rotate the sensor...");
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int32_t range = 1000;
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int32_t i = 0;
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int32_t x = 0, y = 0, z = 0;;
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float a = 0.5 ;
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float x_offset = 0;
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float y_offset = 0;
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float z_offset = 0;
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while (i < range) {
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i += 1;
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if (qmc.isDataReady()) {
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qmc.readData();
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x = a * qmc.getRawX() + (1 - a) * x;
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y = a * qmc.getRawY() + (1 - a) * y;
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z = a * qmc.getRawZ() + (1 - a) * z;
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if (x < x_min) {
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x_min = x;
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i = 0;
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}
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if (x > x_max) {
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x_max = x;
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i = 0;
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}
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if (y < y_min) {
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y_min = y;
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i = 0;
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}
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if (y > y_max) {
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y_max = y;
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i = 0;
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}
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if (z < z_min) {
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z_min = z;
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i = 0;
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}
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if (z > z_max) {
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z_max = z;
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i = 0;
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}
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int j = round(10 * i / range);
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Serial.print("[");
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for (int k = 0; k < j; ++k) {
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Serial.print("*");
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}
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Serial.println("]");
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}
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delay(5);
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}
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x_offset = (x_max + x_min) / 2;
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y_offset = (y_max + y_min) / 2;
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z_offset = (z_max + z_min) / 2;
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Serial.print("x_min:");
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Serial.print(x_min);
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Serial.print("x_max:");
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Serial.print(x_max);
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Serial.print("y_min:");
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Serial.print(y_min);
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Serial.print("y_max:");
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Serial.print(y_max);
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Serial.print("z_min:");
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Serial.print(z_min);
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Serial.print("z_max:");
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Serial.println(z_max);
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Serial.print("x_offset:");
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Serial.print(x_offset);
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Serial.print("y_offset:");
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Serial.print(y_offset);
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Serial.print("z_offset:");
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Serial.print(z_offset);
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// Set the calibration value and the user calculates the deviation
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qmc.setOffset(x_offset, y_offset, z_offset);
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}
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void setup()
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{
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Serial.begin(115200);
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while (!Serial);
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beginPower();
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if (!qmc.begin(Wire, QMC6310U_SLAVE_ADDRESS, SENSOR_SDA, SENSOR_SCL)) {
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Serial.println("Failed to find QMC6310 - check your wiring!");
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while (1) {
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delay(1000);
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}
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}
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/* Get Magnetometer chip id*/
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Serial.print("Device ID:");
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Serial.println(qmc.getChipID(), HEX);
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/* Config Magnetometer */
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qmc.configMagnetometer(
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/*
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* Run Mode
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* MODE_SUSPEND
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* MODE_NORMAL
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* MODE_SINGLE
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* MODE_CONTINUOUS
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* * */
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SensorQMC6310::MODE_CONTINUOUS,
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/*
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* Full Range
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* RANGE_30G
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* RANGE_12G
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* RANGE_8G
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* RANGE_2G
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* * */
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SensorQMC6310::RANGE_8G,
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/*
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* Output data rate
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* DATARATE_10HZ
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* DATARATE_50HZ
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* DATARATE_100HZ
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* DATARATE_200HZ
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* * */
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SensorQMC6310::DATARATE_200HZ,
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/*
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* Over sample Ratio1
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* OSR_8
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* OSR_4
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* OSR_2
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* OSR_1
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* * * */
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SensorQMC6310::OSR_1,
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/*
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* Down sample Ratio1
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* DSR_8
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* DSR_4
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* DSR_2
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* DSR_1
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* * */
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SensorQMC6310::DSR_1);
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// Calibration algorithm reference from
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// https://github.com/CoreElectronics/CE-PiicoDev-QMC6310-MicroPython-Module
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calibrate();
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Serial.println("Calibration done .");
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delay(5000);
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Serial.println("Read data now...");
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}
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void loop()
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{
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//Wait data ready
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if (qmc.isDataReady()) {
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qmc.readData();
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Serial.print("GYR: ");
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Serial.print("X:");
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Serial.print(qmc.getX());
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Serial.print(" Y:");
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Serial.print(qmc.getY());
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Serial.print(" Z:");
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Serial.print(qmc.getZ());
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Serial.println(" uT");
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Serial.print("RAW: ");
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Serial.print("X:");
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Serial.print(qmc.getRawX());
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Serial.print(" Y:");
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Serial.print(qmc.getRawY());
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Serial.print(" Z:");
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Serial.println(qmc.getRawZ());
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/*
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float x, y, z;
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qmc.getMag(x, y, z);
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Serial.print("X:");
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Serial.print(x);
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Serial.print(" Y:");
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Serial.print(y);
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Serial.print(" Z:");
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Serial.println(x);
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*/
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}
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delay(100);
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}
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