讀取所選資料檔案中任意三個變數的資料,并將所讀取資料按格式寫入自建的txt檔案中。同時請學生在求取資料的積分、三點平均濾波、限幅、最值及其時刻點、均值、方差、標準差這7種資料處理方法中,任選2種資料處理方法對所提取資料進行分析,并將結果顯示在螢屏上(最值及其時刻點、均值、方差、標準差4種方法需要)和檔案中。
資料檔案中有以下資料名可供選擇:
必選資料:time_boot_ms
任選兩項:roll,pitch,yaw,rollspeed,pitchspeed,yawspeed,servo1_raw,servo2_raw,servo3_raw,servo4_raw,chan1_raw,chan2_raw,chan3_raw,chan4_raw,chan5_raw,chan1_scaled,chan2_scaled,chan3_scaled,chan4_scaled,chan5_scaled,press_abs,press_diff。
寫入檔案資料格式為:
按行排列:資料\t
按列排列:資料\n
資料:2017/6/6 14:36:39 FE 9 88 FF BE 0 mavlink_heartbeat_t custom_mode 0 type 6 autopilot 8 base_mode 0 system_status 0 mavlink_version 3 Len 17
2017/6/6 14:36:39 FE 1C 78 1 1 1E mavlink_attitude_t time_boot_ms 2596452 roll -0.08377136 pitch -0.008107094 yaw 2.546685 rollspeed -0.08374476 pitchspeed 0.1897716 yawspeed 0.1077908 Len 36
2017/6/6 14:36:39 FE 14 79 1 1 4A mavlink_vfr_hud_t airspeed 0 groundspeed 0 alt 7.51 climb -0.04 heading 145 throttle 0 Len 28
2017/6/6 14:36:39 FE 9 7A 1 1 0 mavlink_heartbeat_t custom_mode 0 type 2 autopilot 3 base_mode 81 system_status 4 mavlink_version 3 Len 17
2017/6/6 14:36:39 FE 1C 7B 1 1 1E mavlink_attitude_t time_boot_ms 2596632 roll -0.09769697 pitch 0.002585128 yaw 2.561687 rollspeed -0.02840534 pitchspeed -0.07362269 yawspeed 0.07107522 Len 36
2017/6/6 14:36:39 FE 14 7C 1 1 4A mavlink_vfr_hud_t airspeed 0 groundspeed 0 alt 7.47 climb -0.12 heading 146 throttle 0 Len 28
2017/6/6 14:36:39 FE E 7D 1 1 1D mavlink_scaled_pressure_t time_boot_ms 2596732 press_abs 442.2036 press_diff -0.3744922 temperature 3381 Len 22
2017/6/6 14:36:39 FE 2A 7E 1 1 96 mavlink_sensor_offsets_t mag_declination 0 raw_press 6051773 raw_temp 8425339 gyro_cal_x -0.01416344 gyro_cal_y -0.089735 gyro_cal_z 0.005016467 accel_cal_x -0.2391279 accel_cal_y 0.03186627 accel_cal_z -0.08498573 mag_ofs_x -121 mag_ofs_y -116 mag_ofs_z -83 Len 50
2017/6/6 14:36:39 FE 1F 7F 1 1 1 mavlink_sys_status_t onboard_control_sensors_present 4294966287 onboard_control_sensors_enabled 4294945807 onboard_control_sensors_health 4294966287 load 0 voltage_battery 10080 current_battery -1 drop_rate_comm 0 errors_comm 0 errors_count1 0 errors_count2 0 errors_count3 0 errors_count4 0 battery_remaining 255 Len 39
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