Files
WAVE_ROVER/IMU_ctrl.h
T

131 lines
3.7 KiB
C

#include"IMU.h"
// define GPIOs for IIC.
EulerAngles stAngles;
IMU_ST_SENSOR_DATA_FLOAT stGyroRawData;
IMU_ST_SENSOR_DATA_FLOAT stAccelRawData;
IMU_ST_SENSOR_DATA stMagnRawData;
float temp;
void imu_init() {
imuInit();
}
void updateIMUData() {
imuDataGet( &stAngles, &stGyroRawData, &stAccelRawData, &stMagnRawData);
temp = imuGetTemperature();
ax = stAccelRawData.X;
ay = stAccelRawData.Y;
az = stAccelRawData.Z;
mx = stMagnRawData.s16X;
my = stMagnRawData.s16Y;
mz = stMagnRawData.s16Z;
gx = stGyroRawData.X;
gy = stGyroRawData.Y;
gz = stGyroRawData.Z;
icm_roll = stAngles.roll;
icm_pitch = stAngles.pitch;
icm_yaw = stAngles.yaw;
icm_temp = temp;
last_imu_update = millis();
}
void imuCalibration() {
const bool calibrationOk = imuRecalibrate();
updateIMUData();
jsonInfoHttp.clear();
jsonInfoHttp["T"] = FEEDBACK_IMU_DATA;
jsonInfoHttp["status"] = calibrationOk ? 1 : 0;
jsonInfoHttp["info"] = calibrationOk ? "IMU calibration finished. Rotate the rover slowly once to refine heading." : "IMU calibration failed.";
jsonInfoHttp["r"] = icm_roll;
jsonInfoHttp["p"] = icm_pitch;
jsonInfoHttp["y"] = icm_yaw;
jsonInfoHttp["magCal"] = imuHasHeadingCalibration() ? 1 : 0;
jsonInfoHttp["magSaved"] = imuHasStoredMagnCalibration() ? 1 : 0;
jsonInfoHttp["magCalRunning"] = imuIsMagnCalibrationRunning() ? 1 : 0;
jsonInfoHttp["magCalProgress"] = imuGetMagnCalibrationProgress();
String getInfoJsonString;
serializeJson(jsonInfoHttp, getInfoJsonString);
Serial.println(getInfoJsonString);
}
void startMagCalibration() {
const bool started = imuStartMagnCalibration();
jsonInfoHttp.clear();
jsonInfoHttp["T"] = FEEDBACK_IMU_DATA;
jsonInfoHttp["status"] = started ? 1 : 0;
jsonInfoHttp["info"] = started ? "Mag calibration started. Rotate the rover slowly through different angles until progress reaches 100." : "Mag calibration failed to start.";
jsonInfoHttp["magCal"] = imuHasHeadingCalibration() ? 1 : 0;
jsonInfoHttp["magSaved"] = imuHasStoredMagnCalibration() ? 1 : 0;
jsonInfoHttp["magCalRunning"] = imuIsMagnCalibrationRunning() ? 1 : 0;
jsonInfoHttp["magCalProgress"] = imuGetMagnCalibrationProgress();
String getInfoJsonString;
serializeJson(jsonInfoHttp, getInfoJsonString);
Serial.println(getInfoJsonString);
}
void getIMUData() {
jsonInfoHttp.clear();
jsonInfoHttp["T"] = FEEDBACK_IMU_DATA;
jsonInfoHttp["r"] = icm_roll;
jsonInfoHttp["p"] = icm_pitch;
jsonInfoHttp["y"] = icm_yaw;
jsonInfoHttp["ax"] = ax;
jsonInfoHttp["ay"] = ay;
jsonInfoHttp["az"] = az;
jsonInfoHttp["gx"] = gx;
jsonInfoHttp["gy"] = gy;
jsonInfoHttp["gz"] = gz;
jsonInfoHttp["mx"] = mx;
jsonInfoHttp["my"] = my;
jsonInfoHttp["mz"] = mz;
jsonInfoHttp["magCal"] = imuHasHeadingCalibration() ? 1 : 0;
jsonInfoHttp["magSaved"] = imuHasStoredMagnCalibration() ? 1 : 0;
jsonInfoHttp["magCalRunning"] = imuIsMagnCalibrationRunning() ? 1 : 0;
jsonInfoHttp["magCalProgress"] = imuGetMagnCalibrationProgress();
jsonInfoHttp["temp"] = temp;
String getInfoJsonString;
serializeJson(jsonInfoHttp, getInfoJsonString);
Serial.println(getInfoJsonString);
}
void getIMUOffset() {
IMU_ST_SENSOR_DATA offsetData;
imuGetMagnOffsets(&offsetData);
jsonInfoHttp.clear();
jsonInfoHttp["T"] = CMD_GET_IMU_OFFSET;
jsonInfoHttp["x"] = offsetData.s16X;
jsonInfoHttp["y"] = offsetData.s16Y;
jsonInfoHttp["z"] = offsetData.s16Z;
jsonInfoHttp["saved"] = imuHasStoredMagnCalibration() ? 1 : 0;
String getInfoJsonString;
serializeJson(jsonInfoHttp, getInfoJsonString);
Serial.println(getInfoJsonString);
}
void setIMUOffset(int16_t inputX, int16_t inputY, int16_t inputZ) {
imuSetMagnOffsets(inputX, inputY, inputZ);
imuSaveMagnCalibration();
getIMUOffset();
}