How to Download DataFlash Log on APM Flight Controller?

How to Download DataFlash Log on APM Flight Controller? Take RadioLink CrossFlight as an example. To record the dataFlash log, the SD card is necessary. So please insert the SD card into the flight controller before flight. Here is the SD card slot of CrossFlight. Insert the SD card. The flight controller starts logging the first time it is armed by default. And the flight log may not contain the information you need. If you want to modify the timing and content of the log recording, you need to configure parameters in Mission Planner. Connect CrossFlight to the computer with a Type-C cable. CrossFlight is connected to the computer now. Open Device manager--COM and LPT. We can see the COM port of CrossFlight is ~ which means it is recognized. To set the parameters, we need to install the Mission Planner. Enter RadioLink official website (RadioLink official website: https://www.radiolink.com.cn/) FC SYSTEM---CrossFlight-- MP. You can download the Mission Planner here. The CrossFlight can set parameters by Radiolink Mission Planner, ArduPilot Mission Planner, and QGC Mission Planner I have already installed RadioLink mission planner on the computer. Here it is. Click and open it. Select COM port. The baud rate is 115,200. CONNECT. Click CONFIG--Full Parameter List. Search for LOG_DISARMED LOG_DISARMED is to set the log recording trigger time. You can choose whether to start logging as soon as the flight controller is powered on or only after it is armed. It defaults to 0 which means the logging will be enabled only when armed. When LOG_DISARM is set to 1, the logging will be enabled at all times including when disarmed. I set it to 1. You can set it according to your needs. Search for LOG_BITMASK LOG_BITMASK is to set the content of the log recording. Click Set Bitmask. There are many options. The selected options are the contents that the flight control log will record. For example, I want to record the GPS satellites and the details of the PID, I need to check them. You need to check the contents you want. Then click Write Params here. Parameters successfully saved. Disconnect. Then unplug the Type-C cable and plug in the Type-C cable to connect CrossFlight to make sure the parameters are saved successfully. Then we can control the model with CrossFlight. Imagine the flight is ended. We can download the dataflash log. I’m going to show how to download the log. CrossFlight is connected to the computer. Select COM port. The baud rate is 115,200. CONNECT. Connected. Click the right arrow ntil you reach the far right. Here is DataFlash logs. Click Download DataFlash log via Mavlink. We can see all the logs. If GPS positioning is available, the time of the log will be recorded. You can download selected logs or just download all logs. I select any one log, which is recorded on 几月几号，and download selected logs. Wait for the green bar to complete. The log is downloaded. Where to get it? Click CONFIG--Planner--Log Path. We can see the log is downloaded on the desktop. You can also change the log path by clicking the browse and select the path. Here is the log we have downloaded. The flight log is a bin file. After you download the flight log, you can also review the log in Mission Planner. Click Review a log. Select the log. Open it. You can select the option on the right to check the details of the log. If there is any problem during the flight, you can find out the problem by reviewing the log. For more details of crossflight flight controller: https://www.radiolink.com/crossflight Purchase link of crossflight flight controller: https://www.radiolink.com/crossflight... You can send emails to [email protected] if you have any questions when using our products. #rcplane #rcairplane #flightcontroller #radiolink