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Last modified by Kilight Cao on 2025/07/23 16:27
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edited by Kilight Cao
on 2025/07/23 16:25
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edited by Mengting Qiu
on 2025/07/03 18:54
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394 394  (% style="color:blue" %)**AT+SERVADDR=67.207.76.90,4445**
395 395  
396 396  
397 -== 3.5 Telemetry2U ==
398 -
399 -
400 -=== Configuring the Dragino NB Sensor Settings ===
401 -
402 -
403 -(% style="color:blue" %)**AT+SERVADDR=telemetry2u.com,4483**(%%) – Sets the server address and port for sending data to the Telemetry2U IoT platform.
404 -
405 -(% style="color:blue" %)**AT+APN=simbase**(%%) – Sets the APN required for LTE-M connectivity using a Simbase global SIM card.
406 -
407 -(% style="color:blue" %)**ATZ**(%%) – Reboots the device to apply the changes. It won’t transmit to Telemetry2U until added and configured on the platform.
408 -
409 -(% style="color:blue" %)**AT+CFG**(%%) – Displays the current configuration. Take note of the 8-byte (HEX) **DEUI**, which you’ll need in the next setup step.
410 -
411 -And that’s it! These simple steps will get your device up and running on our Telemetry2U servers in no time.
412 -
413 -
414 -**Step 1: Log in Telemetry2U**
415 -
416 -
417 -Users can register a Telemetry2U account for their first use
418 -
419 -**[[https:~~/~~/telemetry2u.com/Identity/Account/Register>>https://telemetry2u.com/Identity/Account/Register]]**
420 -
421 -
422 -**Step 2: Add the device**
423 -
424 -[[image:1753258256594-216.png||height="686" width="1382"]]
425 -
426 -
427 -**1. Select Network provide:**Users need to select Telemetry2U NB-IoT over UDP in order to connect to the platform
428 -
429 -**2. Select device type:**Select the template you need to use
430 -
431 -**3. Fill in Description:**Fill in the unique description
432 -
433 -4. **Fill in IMEI:**The IMEI corresponds to the IME of the device
434 -
435 -After completion, click "**Greate**"
436 -
437 -[[image:1753258480811-335.png||height="789" width="1380"]]
438 -
439 -
440 -**Step 3: Check the data**
441 -
442 -
443 -[[image:1753258821265-310.png||height="681" width="1365"]]
444 -
445 -
446 -
447 -For more information, please refer to the user manual on the Telemetry2U official website:
448 -
449 -**[[https:~~/~~/telemetry2u.com/Documentation/dragino-lte-m-nb-iot-sensors-iot-platform-integration>>https://telemetry2u.com/Documentation/dragino-lte-m-nb-iot-sensors-iot-platform-integration]]**
450 -
451 -
452 452  == 3.5 Node-Red (via MQTT) ==
453 453  
454 454  === 3.5.1 Configure [[Node-Red>>http://wiki.dragino.com/xwiki/bin/view/Main/Node-RED/]] ===
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1104 1104  
1105 1105  //Example~:// For the S31-NB's uplink interval modification (AT+TDC=900):
1106 1106  
1107 -Downlink command:  (% style="color:blue" %)**01000384**(%%)  ~/~/ There are no Spaces. 0x0384(H)=900(D), that is, modify TDC to 900 seconds.
1052 +* HEX format: (% style="color:blue" %)**01000384**(%%)  ~/~/ There are no Spaces. 0x0384(H)=900(D), that is, modify TDC to 900 seconds.
1053 +* JSON format: (% style="color:blue" %)**{AT+TDC=900}       **(%%)~/~/ The correct format is (% style="color:blue" %)**{AT Command}**(%%). No extra characters other than valid AT commands can be added within {}.
1108 1108  
1055 +(% style="color:red" %)**Note:**
1056 +
1057 +(% style="color:red" %)**1. 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.**
1058 +
1059 +(% style="color:red" %)**2. Devices designed with downlink commands can utilize different downlink formats (e.g., JSON or HEX) for configuration. However, regardless of the format, the functionality is strictly limited to the downlink command specifications described in the user manual's AT command explanation.**
1060 +
1061 +(% style="color:red" %)**For example, the HEX-format downlink command corresponding to AT+TDC can only be used to configure TDC and cannot be used for queries. There is no HEX-format downlink command equivalent to AT+TDC=? , so querying TDC via downlink is not supported.**
1062 +
1109 1109  [[image:1750035004731-376.png||height="276" width="557"]]
1110 1110  
1111 1111  
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1113 1113  
1114 1114  ===== **2. 1 JSON format template.** =====
1115 1115  
1116 -All -NB nodes support downlink configuration modification using (% style="color:blue" %)**JSON format templates.**
1070 +All -CB nodes support downlink configuration modification using (% style="color:blue" %)**JSON format templates.**
1117 1117  
1118 1118  We can use templates to configure multiple commands AT once. Users only need to modify the parameters of the required AT commands in the correct template for each device.
1119 1119  Template.
1120 1120  
1121 -Take the template of D2x-NB as an example:
1075 +Take the template of D2x-CB as an example:
1122 1122  
1123 1123  {
1124 1124  "AT+SERVADDR":"119.91.62.30,1882",
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1143 1143  "AT+TEMPALARM3":"0"
1144 1144  }
1145 1145  
1146 -Explanations of two special commands in the template: AT+TR (set the detection interval: 0 ~~ 255 minutes) and AT+NOUD (set the number of groups) correspond to parameters in AT+CLOCKLOG.
1147 -
1148 -[[image:1751538862245-924.png]]
1149 -
1150 -
1151 1151  **Instructions for Using the Template:**
1152 1152  
1153 1153  1. Modify the parameters for each AT command in the template as needed.
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1162 1162  
1163 1163  ===== **2.2 Support sending json format commands separately** =====
1164 1164  
1165 -Some models of nodes support sending json format commands separately：(% style="color:blue" %)**RS485-NB, LDS25-NB, CS01-NB, SDI-12-NB, SW3L-NB, WL03A-NB, PS-NB, LTC2-NB.**
1114 +Some models of nodes support sending json format commands separately：(% style="color:blue" %)**J**(%%)**RS485-NB, LDS25-NB, CS01-NB, SDI-12-NB, SW3L-NB, WL03A-NB, PS-NB, LTC2-NB.**
1166 1166  
1167 -//Example~:// For the PS-NB's uplink interval modification (AT+TDC=900):
1116 +//Example~:// For the PS-CB's uplink interval modification (AT+TDC=900):
1168 1168  
1169 -Downlink command:  (% style="color:blue" %)**{AT+TDC=900}**(%%)**       **~/~/ The correct format is (% style="color:blue" %)**{AT Command}**(%%). No extra characters other than valid AT commands can be added within {}.
1118 +Downlink command:  (% style="color:blue" %)**J**(%%)**       **~/~/ The correct format is (% style="color:blue" %)**J**(%%) **{AT Command}**. No extra characters other than valid AT commands can be added within {}.
1170 1170  
1171 1171  (% style="color:red" %)**Note:**
1172 1172  
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