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Last modified by Mengting Qiu on 2025/07/01 15:53
From version 78.1
edited by kai
on 2024/09/06 09:58
Change comment: Uploaded new attachment "image-20240906095811-6.png", version {1}
To version 81.2
edited by Mengting Qiu
on 2025/07/01 15:13
Change comment: There is no comment for this version

Summary

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Author
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1 -XWiki.kai
1 +XWiki.ting
Content
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18 18  )))
19 19  
20 20  
21 +
22 +
23 +
21 21  = 2. How to use AT Commands or Downlink command =
22 22  
23 23  
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255 255  * 0x05: KZ865
256 256  * 0x06: RU864
257 257  * 0x07: AS923
258 -* 0x08: AS923-1
259 -* 0x09: AS923-2
260 -* 0xa0: AS923-3
261 +* 0x08: AS923-2
262 +* 0x09: AS923-3
263 +* 0xa0: AS923-4
261 261  
262 262  (((
263 263  
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289 289  
290 290  (% style="display:none" %) (%%)
291 291  
295 +== 4.6 Get or Set time synchronization method ==
296 +
297 +
298 +Feature: Set the system time synchronization.
299 +
300 +(% style="color:blue" %)**AT Command: AT+SYNCMOD**
301 +
302 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:727.222px" %)
303 +|(% 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**
304 +|(% style="width:165px" %)AT+SYNCMOD=?|(% style="width:227px" %)Get the current time synchronization configuration|(% style="width:329px" %)(((
305 +1,0(Default)
306 +
307 +(((
308 +OK
309 +)))
310 +)))
311 +|(% style="width:165px" %)AT+SYNCMOD=1,8|(% style="width:227px" %)Set Transmit Interval|(% style="width:329px" %)OK(((
312 +Set transmit interval to 60000ms = 60 seconds
313 +)))
314 +
315 + AT+SYNCMOD=1,bb 
316 +
317 +* (((
318 +1: Set the system time synchronization
319 +)))
320 +
321 + bb:  Set local time (24 zones): -12~~12
322 +
323 +* (((
324 +Example: AT+SYNCMOD=1,8  ~/~/Set the time to UTC+8 time display.
325 +)))
326 +* (((
327 +Downlink payload：28 01 xx
328 +
329 +Example:  downlink 0x280108 ~-~-~-~-->AT+SYNCMOD=1,8
330 +)))
331 +
332 +Note: This command takes effect after the node is reset, or after downlink 0x2601(query device status).
333 +
334 +
335 +
336 +
292 292  = 5. Keys, IDs and EUIs management =
293 293  
294 294  == 5.1 Application EUI ==
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1084 1084  Increasing thisvalue is equal to extending the time that the receiving window is opened, butthe corresponding power consumption will also increase. Properly increasingthis value can increase the success rate of the downlink.
1085 1085  )))
1086 1086  
1132 +**Example:**
1133 +~1. Set AT+RX1WTO=0, AT+RX1DL=5000, the window opening time is: 53.699ms
1087 1087  
1135 +[[image:image-20240906095336-1.png||height="404" width="759"]]
1136 +
1137 +
1138 +2. Set AT+RX1WTO=128, AT+RX1DL=5000, the window opening time is: 149.644ms
1139 +
1140 +[[image:image-20240906095433-2.png||height="403" width="756"]]
1141 +
1142 +
1143 +3. Set AT+RX1WTO=128, AT+RX1DL=5000, the window opening time is: 298.221ms
1144 +
1145 +[[image:image-20240906095527-3.png||height="400" width="749"]]
1146 +
1147 +
1088 1088  == 7.21 Get or Set RXwindows2 timeout ==
1089 1089  
1090 1090  
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1100 1100  )))
1101 1101  |(% style="width:162px" %)AT+RX2WTO=20|(% style="width:192px" %)Set RXwindows2 timeout|(% style="width:90px" %)OK
1102 1102  
1103 -(% style="display:none" %) (%%)
1163 +**Example:**
1164 +~1. Set AT+RX2WTO=0, AT+RX2DL=6000, the window opening time is: 48.435ms
1104 1104  
1166 +(% style="display:none" %) (%%) [[image:image-20240906095619-4.png||height="375" width="703"]]
1167 +
1168 +
1169 +2. Set AT+RX2WTO=128, AT+RX2DL=6000, the window opening time is: 3011ms
1170 +
1171 +[[image:image-20240906095726-5.png||height="381" width="714"]]
1172 +
1173 +
1174 +3. Set AT+RX2WTO=255, AT+RX2DL=6000, the window opening time is: 3009ms
1175 +
1176 +[[image:image-20240906095811-6.png||height="380" width="711"]]
1177 +
1178 +
1105 1105  == 7.22 Setting up uplinkdwelltime (as923, au915) ==
1106 1106  
1107 1107