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Last modified by Mengting Qiu on 2025/07/08 16:32
From version 84.1
edited by Mengting Qiu
on 2025/07/01 15:53
Change comment: There is no comment for this version
To version 82.1
edited by Mengting Qiu
on 2025/07/01 15:40
Change comment: There is no comment for this version

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... ... @@ -22,8 +22,6 @@
22 22  
23 23  
24 24  
25 -
26 -
27 27  = 2. How to use AT Commands or Downlink command =
28 28  
29 29  
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295 295  
296 296  (% style="display:none" %) (%%)
297 297  
298 -== 4.6 Set time synchronization method(The network server must support LoRaWAN v1.0.3) ==
296 +== 4.6 Get or Set time synchronization method(The network server must support LoRaWAN v1.0.3) ==
299 299  
300 300  
301 301  Feature: Set the system time synchronization.
... ... @@ -302,25 +302,42 @@
302 302  
303 303  (% style="color:blue" %)**AT Command: AT+SYNCMOD**
304 304  
305 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:532.778px" %)
306 -|(% style="background-color:#4f81bd; color:white; width:165px" %)**Command Example**|(% style="background-color:#4f81bd; color:white; width:216px" %)**Function**|(% style="background-color:#4f81bd; color:white; width:148px" %)**Response**
307 -|(% style="width:165px" %)AT+SYNCMOD=?|(% style="width:216px" %)Get the current time synchronization configuration|(% style="width:148px" %)(((
308 -1 (Default)
303 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:727.222px" %)
304 +|(% 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**
305 +|(% style="width:165px" %)AT+SYNCMOD=?|(% style="width:227px" %)Get the current time synchronization configuration|(% style="width:329px" %)(((
306 +1,0(Default)
309 309  
310 310  (((
311 311  OK
312 312  )))
313 313  )))
314 -|(% style="width:165px" %)AT+SYNCMOD=0|(% style="width:216px" %)Disenable system time synchronization.|(% style="width:148px" %)OK
315 -|(% style="width:165px" %)AT+SYNCMOD=1|(% style="width:216px" %)Enable system time synchronization.|(% style="width:148px" %)OK
312 +|(% style="width:165px" %)AT+SYNCMOD=1,8|(% style="width:227px" %)Set the time to UTC+8 time display.|(% style="width:329px" %)OK
316 316  
317 -(% style="color:blue" %)**Downlink Command: 0x28 **
314 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:727.222px" %)
315 +|(% style="background-color:#4f81bd; color:white; width:165px" %)**Command format**|(% style="background-color:#4f81bd; color:white; width:227px" %)**Parameters**|(% style="background-color:#4f81bd; color:white; width:329px" %)**Explanation**
316 +|(% colspan="1" rowspan="2" style="width:165px" %)(((
317 +
318 318  
319 -Format: Command Code (0x28) followed by 1 byte.
319 +AT+SYNCMOD=a,b
320 +)))|(% style="width:227px" %)**a:** Set the system time synchronization|(% style="width:329px" %)(((
321 +0: Disenable system time synchronization.
320 320  
321 -* Example 1: 28 00  ~/~/Equal to AT+SYNCMOD=0
322 -* Example 2: 28 01  ~/~/Equal to AT+SYNCMOD=1
323 +1: Enable system time synchronization.
324 +)))
325 +|(% style="width:227px" %)**b:** Set local time (24 zones)|(% style="width:329px" %)-12~~12
323 323  
327 +(((
328 +* Example: AT+SYNCMOD=1,8  ~/~/Set the time to UTC+8 time display.
329 +
330 +(% style="color:blue" %)**Downlink Command: 28 aa bb**
331 +
332 +**aa:** Set the system time synchronization.
333 +
334 +**bb:** Set local time (24 zones).
335 +
336 +* Example:  downlink 0x280108 ~-~-~-~-->AT+SYNCMOD=1,8
337 +)))
338 +
324 324  (% style="color:red" %)**Note: This command takes effect after the node is reset, or after downlink 0x2601(query device status).**
325 325  
326 326  
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1344 1344  |(% style="width:160px" %)AT+PNACKMD=1|(% style="width:627px" %)If the node uploads the ACK as confirm, it will request the LoraWAN Network Server to send an ACK. If the LoraWAN Network Server ack is not received, the node will upload the packets that have not received the ACK the next time it receives the ACK|(% style="width:100px" %)1(((
1345 1345  OK
1346 1346  )))
1347 -|(% style="width:160px" %)AT+PNACKMD=0(Default)|(% style="width:627px" %)off request the LoraWAN Network Server to send an ACK|(% style="width:100px" %)(((
1362 +|(% style="width:160px" %)AT+PNACKMD=0|(% style="width:627px" %)off request the LoraWAN Network Server to send an ACK|(% style="width:100px" %)(((
1348 1348  0
1349 1349  OK
1350 1350  )))