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howto:known-duml-commands [2017/08/06 18:47] kilrah [Enter Flight Log mode (Yerified on Mavic with .700 FW)] |
howto:known-duml-commands [2017/12/31 07:27] (current) kilrah Add info about logging on new versions |
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===== Known DUML commands, to be sent over the virtual USB COM port (or TCP for devices without one): ===== | ===== Known DUML commands, to be sent over the virtual USB COM port (or TCP for devices without one): ===== | ||
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==== Enter Flight Log mode (Verified on Mavic with .700 FW) ==== | ==== Enter Flight Log mode (Verified on Mavic with .700 FW) ==== | ||
- | < | + | Note: Recent firmwares (> |
- | 55 0E 04 66 2A 00 0B 34 40 00 01 05 81 4D</ | + | < |
+ | 0x55 0x0E 0x04 0x66 0x2A 0x00 0x0B 0x34 0x40 0x00 0x01 0x05 0x81 0x4D</ | ||
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+ | Upon issuing these 2 commands the Flight Controller' | ||
+ | When rooted, the flight log card can be remounted rw using: | ||
+ | < | ||
+ | When uploading files to the card either through adb or FTP it seems the device will cause an IO error after about 1GB of transfer volume, requiring a reboot. | ||
+ | Files can't be written through USB. | ||
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+ | ==== " | ||
+ | This is not done using the user-accessible `g_config_device_is_locked` FC parameter as it had been expected, but through some " | ||
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+ | Lock: | ||
+ | < | ||
+ | Unlock: | ||
+ | < | ||
+ | Status is preserved after a reboot. | ||
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+ | The app needs to go online to learn about the instruction to lock the aircraft. On iOS if the aircraft is locked it is possible to uninstall the app, reinstall it, make sure there is no internet connection, launch the app, and the aircraft will be unlocked. Could not do the same on android, but a modded/ | ||
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+ | ==== Set date/time (verified on Mavic 01.03.0700 FW) ==== | ||
+ | Command Set:0x00 Command: | ||
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+ | Payload is `Y Y M D h m s`. Every character represents a byte, the year is 2 bytes (little endian). If you try to set the year to 2025 or higher, it will complain with `+++worong time` | ||
- | Upon issuing these 2 commands the Flight Controller' | + | Reference: https://dji-rev.slack.com/archives/C5ZR0QXUG/ |