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Last modified by Mengting Qiu on 2025/07/01 15:53
From version 80.1
edited by Mengting Qiu
on 2025/06/30 10:59
Change comment: There is no comment for this version
To version 81.1
edited by Mengting Qiu
on 2025/07/01 15:11
Change comment: There is no comment for this version

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... ... @@ -19,6 +19,7 @@
19 19  
20 20  
21 21  
22 +
22 22  = 2. How to use AT Commands or Downlink command =
23 23  
24 24  
... ... @@ -290,6 +290,50 @@
290 290  
291 291  (% style="display:none" %) (%%)
292 292  
294 +== 4.6 Get or Set time synchronization method ==
295 +
296 +
297 +Feature: Set the system time synchronization.
298 +
299 +(% style="color:blue" %)**AT Command: AT+SYNCMOD**
300 +
301 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:727.222px" %)
302 +|(% style="background-color:#4f81bd; color:white; width:165px" %)**Command Example**|(% style="background-color:#4f81bd; color:white; width:227px" %)**Function**|(% style="background-color:#4f81bd; color:white; width:329px" %)**Response**
303 +|(% style="width:165px" %)AT+SYNCMOD=?|(% style="width:227px" %)Show curren|(% style="width:329px" %)(((
304 +AT+SYNCMOD=?
305 +
306 +1,0
307 +
308 +(((
309 +OK
310 +)))
311 +)))
312 +|(% style="width:165px" %)AT+TDC=60000|(% style="width:227px" %)Set Transmit Interval|(% style="width:329px" %)OK(((
313 +Set transmit interval to 60000ms = 60 seconds
314 +)))
315 +
316 + AT+SYNCMOD=1,bb 
317 +
318 +* (((
319 +1: Set the system time synchronization
320 +)))
321 +
322 + bb:  Set local time (24 zones): -12~~12
323 +
324 +* (((
325 +Example: AT+SYNCMOD=1,8  ~/~/Set the time to UTC+8 time display.
326 +)))
327 +* (((
328 +Downlink payload：28 01 xx
329 +
330 +Example:  downlink 0x280108 ~-~-~-~-->AT+SYNCMOD=1,8
331 +)))
332 +
333 +Note: This command takes effect after the node is reset, or after downlink 0x2601(query device status).
334 +
335 +
336 +
337 +
293 293  = 5. Keys, IDs and EUIs management =
294 294  
295 295  == 5.1 Application EUI ==
... ... @@ -1287,7 +1287,7 @@
1287 1287  
1288 1288  * **Example 1:** Downlink Payload: 320105A00B40  ~/~/ Set AT+DDETECT=1,1440,2880
1289 1289  
1290 -*
1335 +*
1291 1291  ** 0x01** : Flag**
1292 1292  
1293 1293   **0x05A0 **: ACK_Timout_1 : 1440minutes (24 hours)