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#include "analog.h"
#include "twimaster.h"
#include "configuration.h"
#include "timer0.h"
#define PITCHROLL_MINLIMIT GYRO_SUMMATION_FACTOR_PITCHROLL * 510
#define PITCHROLL_MAXLIMIT GYRO_SUMMATION_FACTOR_PITCHROLL * 515
const uint8_t PR_GYROS_ORIENTATION_REVERSED = 0;
const uint8_t GYRO_QUADRANT = 0;
const uint8_t YAW_GYRO_REVERSED = 1;
const uint8_t Z_ACC_REVERSED = 0;
// void gyro_init(void) {}
void gyro_calibrate(void) {
uint8_t i, axis, factor, numberOfAxesInRange = 0;
uint16_t timeout;
// GyroDefectNick = 0; GyroDefectRoll = 0; GyroDefectYaw = 0;
timeout = setDelay(2000);
for (i = 140; i != 0; i--) {
// If all 3 axis are in range, shorten the remaining number of iterations.
if (numberOfAxesInRange == 3 && i > 10)
i = 9;
numberOfAxesInRange = 0;
for (axis = PITCH; axis <= YAW; axis++) {
if (axis == YAW)
factor = GYRO_SUMMATION_FACTOR_YAW;
else
factor = GYRO_SUMMATION_FACTOR_PITCHROLL;
if (rawGyroSum[axis] < 510 * factor)
DACValues[axis]--;
else if (rawGyroSum[axis] > 515 * factor)
DACValues[axis]++;
else
numberOfAxesInRange++;
/* Gyro is defective. But do keep DAC within bounds (it's an op amp not a differential amp). */
if (DACValues[axis] < 10) {
DACValues[axis] = 10;
} else if (DACValues[axis] > 245) {
DACValues[axis] = 245;
}
}
I2C_Start(TWI_STATE_GYRO_OFFSET_TX); // initiate data transmission
// Wait for I2C to finish transmission.
while (twi_state) {
// Did it take too long?
if (checkDelay(timeout)) {
// printf("\r\n DAC or I2C Error! check I2C, 3Vref, DAC, and BL-Ctrl");
RED_ON;
break;
}
}
analog_start();
delay_ms_Mess(i < 10 ? 10 : 2);
}
delay_ms_Mess(70);
}
void gyro_setDefaults(void) {
staticParams.zerothOrderGyroCorrectionFactorx1000 = 25;
staticParams.secondOrderGyroCorrectionDivisor = 1;
staticParams.secondOrderGyroCorrectionLimit = 200;
}