Last modified by Mengting Qiu on 2025/07/03 18:55
From version 226.3
edited by Mengting Qiu
on 2025/06/13 19:41
on 2025/06/13 19:41
Change comment:
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To version 228.3
edited by Mengting Qiu
on 2025/06/16 08:53
on 2025/06/16 08:53
Change comment:
There is no comment for this version
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... ... @@ -1028,16 +1028,17 @@ 1028 1028 1029 1029 1030 1030 Firstly, it is recommended that users upgrade the firmware of the -NB node to the latest version, as the processing method for downlink commands varies depending on the firmware version. Below, we will introduce the latest downlink command format. 1031 +(% style="color:red" %)**Note: Only when the correct and valid download command is used and the format is correct can the device be configured through the download command. Invalid download content cannot be processed by the device and will be automatically restarted.** 1031 1031 1033 + 1034 +[[image:1750035004731-376.png]] 1035 + 1036 + 1032 1032 (% data-sider-select-id="bb6e9353-0c3f-473c-938d-4b416c9a03e6" %) 1033 1033 === **UDP Protocol:** === 1034 1034 1035 1035 Only supports valid **HEX-format downlink commands** corresponding to AT command 1036 1036 1037 -Example: For the S31-NB’s uplink interval modification command (AT+TDC), the downlink command should be: 1038 - 1039 - 1040 - 1041 1041 (% data-sider-select-id="90b80f1a-e924-4c8a-afc5-4429e019a657" %) 1042 1042 === MQTT: === 1043 1043
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