forked from Archive/PX4-Autopilot
airspeed_calibration: stop talking about Pa and and hashtags
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@ -232,6 +232,8 @@ MEASAirspeed::collect()
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* tubes are connected backwards */
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float diff_press_pa = diff_press_pa_raw;
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warnx("diff preasure: %.4f", (double)diff_press_pa);
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/*
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note that we return both the absolute value with offset
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applied and a raw value without the offset applied. This
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@ -259,9 +261,9 @@ MEASAirspeed::collect()
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report.differential_pressure_filtered_pa = _filter.apply(diff_press_pa);
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/* the dynamics of the filter can make it overshoot into the negative range */
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if (report.differential_pressure_filtered_pa < 0.0f) {
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report.differential_pressure_filtered_pa = _filter.reset(diff_press_pa);
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}
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//if (report.differential_pressure_filtered_pa < 0.0f) {
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// report.differential_pressure_filtered_pa = _filter.reset(diff_press_pa);
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//}
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report.differential_pressure_raw_pa = diff_press_pa_raw;
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report.max_differential_pressure_pa = _max_differential_pressure_pa;
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@ -180,11 +180,13 @@ int do_airspeed_calibration(int mavlink_fd)
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return ERROR;
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}
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mavlink_log_critical(mavlink_fd, "Offset of %d Pa, create airflow now!", (int)diff_pres_offset);
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mavlink_log_critical(mavlink_fd, "Offset of %d Pascal", (int)diff_pres_offset);
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/* wait 500 ms to ensure parameter propagated through the system */
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usleep(500 * 1000);
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mavlink_log_critical(mavlink_fd, "Create airflow now");
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calibration_counter = 0;
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const unsigned maxcount = 3000;
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@ -204,18 +206,18 @@ int do_airspeed_calibration(int mavlink_fd)
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calibration_counter++;
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if (fabsf(diff_pres.differential_pressure_raw_pa) < 50.0f) {
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if (calibration_counter % 100 == 0) {
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mavlink_log_critical(mavlink_fd, "Missing airflow! (%d, wanted: 50 Pa, #h101)",
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(int)diff_pres.differential_pressure_raw_pa);
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if (calibration_counter % 500 == 0) {
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mavlink_log_info(mavlink_fd, "Create airflow! (%d, wanted: 50 Pa)",
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(int)diff_pres.differential_pressure_raw_pa);
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}
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continue;
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}
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/* do not allow negative values */
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if (diff_pres.differential_pressure_raw_pa < 0.0f) {
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mavlink_log_info(mavlink_fd, "negative pressure: ERROR (%d Pa)",
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(int)diff_pres.differential_pressure_raw_pa);
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mavlink_log_critical(mavlink_fd, "%d Pa: swap static and dynamic ports!", (int)diff_pres.differential_pressure_raw_pa);
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mavlink_log_critical(mavlink_fd, "Swap static and dynamic ports!");
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mavlink_log_info(mavlink_fd, "ERROR: Negative pressure difference detected! (%d Pa)",
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(int)diff_pres.differential_pressure_raw_pa);
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close(diff_pres_sub);
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/* the user setup is wrong, wipe the calibration to force a proper re-calibration */
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@ -236,7 +238,7 @@ int do_airspeed_calibration(int mavlink_fd)
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mavlink_log_info(mavlink_fd, CAL_FAILED_MSG, sensor_name);
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return ERROR;
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} else {
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mavlink_log_info(mavlink_fd, "positive pressure: OK (%d Pa)",
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mavlink_log_info(mavlink_fd, "Positive pressure: OK (%d Pa)",
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(int)diff_pres.differential_pressure_raw_pa);
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break;
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}
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