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Last modified by Mengting Qiu on 2025/07/17 10:51
From version 231.6
edited by Mengting Qiu
on 2025/07/03 18:52
Change comment: There is no comment for this version
To version 229.6
edited by Mengting Qiu
on 2025/06/16 09:13
Change comment: There is no comment for this version

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1043 1043  (% data-sider-select-id="90b80f1a-e924-4c8a-afc5-4429e019a657" %)
1044 1044  === **MQTT Protocol:** ===
1045 1045  
1046 -==== **1. HEX-format** ====
1046 +Supports both **JSON-format** and **HEX-format** downlink commands (corresponding to AT commands).
1047 1047  
1048 -Supports **HEX-format** downlink commands (corresponding to AT commands).
1049 -
1050 1050  //Example~:// For the S31-NB's uplink interval modification (AT+TDC=900):
1051 1051  
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 {}.
1054 1054  
1055 -(% style="color:red" %)**Note:**
1051 +Json：
1056 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.**
1053 +The Json format in MQTT mode needs to be configured with all commands.
1054 +If you have configurations that need to be changed, please change them in the template below.
1055 +Template:
1058 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 -
1063 -[[image:1750035004731-376.png||height="276" width="557"]]
1064 -
1065 -
1066 -==== **2. JSON-format ** ====
1067 -
1068 -===== **2. 1 JSON format template.** =====
1069 -
1070 -All -CB nodes support downlink configuration modification using (% style="color:blue" %)**JSON format templates.**
1071 -
1072 -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.
1073 -Template.
1074 -
1075 -Take the template of D2x-CB as an example:
1076 -
1077 1077  {
1078 1078  "AT+SERVADDR":"119.91.62.30,1882",
1079 1079  "AT+CLIENT":"JwcXKjQBNhQ2JykDDAA5Ahs",
... ... @@ -1097,26 +1097,16 @@
1097 1097  "AT+TEMPALARM3":"0"
1098 1098  }
1099 1099  
1100 -**Instructions for Using the Template:**
1080 +Hex：
1101 1101  
1102 -1. Modify the parameters for each AT command in the template as needed.
1103 -1. Send the entire template in one downlink command.
1082 +MQTT's hex format. Since many commands need to support strings, only a few commands are supported.
1104 1104  
1105 -(% style="color:red" %)**Note:**
1084 +The supported commands are consistent with LoRaWAN's hex commands.
1085 +Please refer to the following link to obtain the hex format:
1106 1106  
1107 -* The template may vary depending on the device model.
1108 -* **Currently, each specific template is being updated and tested**. If you need a template for your specific device, please contact **Dragino Technical Support** at [[support@dragino.com>>url:https://mailto:support@dragino.com/]] to request the latest downlink template.
1087 +[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
1109 1109  
1110 1110  
1111 -
1112 -===== **2.2 Support sending json format commands separately** =====
1113 -
1114 -Some models of nodes support sending json format commands separately：**RS485-NB, LDS25-NB, CS01-NB, SDI-12-NB, SW3L-NB, WL03A-CB, PS-CB**
1115 -
1116 -//Example~:// For the PS-CB's uplink interval modification (AT+TDC=900):
1117 -
1118 -Downlink command:  **{AT+TDC=900}       **~/~/ The correct format is **{AT Command}**. No extra characters other than valid AT commands can be added within {}.
1119 -
1120 1120  (% style="color:red" %)**Note:**
1121 1121  
1122 1122  (% 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.**
... ... @@ -1125,7 +1125,9 @@
1125 1125  
1126 1126  (% 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.**
1127 1127  
1098 +[[image:1750035004731-376.png||height="276" width="557"]]
1128 1128  
1100 +
1129 1129  == (% data-sider-select-id="765eceff-93b1-40ee-800b-b7b7d022ef8a" %)6.6 How to get the debug log for further analyze?(%%) ==
1130 1130  
1131 1131  
... ... @@ -1186,26 +1186,30 @@
1186 1186  
1187 1187  We are now dividing the **old firmware**(without FDR1 function) with the **new firmware**(with FDR1 function) by whether it contains FDR1 functionality. Please refer to the table:
1188 1188  
1189 -(% border="1" style="background-color:#f2f2f2; width:912px" %)
1190 -|(% style="background-color:#4f81bd; color:white; width:306px" %)**General Model**|(% style="background-color:#4f81bd; color:white; width:311px" %)(((
1191 -**Firmware version (without FDR1 function)**
1192 -)))|(% style="background-color:#4f81bd; color:white; width:289px" %)(((
1193 -**Firmware version (with FDR1 function)**
1161 +(% border="1" style="background-color:#f2f2f2; width:510px" %)
1162 +|(% style="background-color:#4f81bd; color:white; width:210px" %)**General Model**|(% style="background-color:#4f81bd; color:white; width:150px" %)(((
1163 +**Firmware version**
1164 +
1165 +**(without FDR1 function)**
1166 +)))|(% style="background-color:#4f81bd; color:white; width:150px" %)(((
1167 +**Firmware version**
1168 +
1169 +**(with FDR1 function)**
1194 1194  )))
1195 -|(% style="width:306px" %)(((
1171 +|(% style="width:210px" %)(((
1196 1196  CPL03-NB, S31-NB, SN50V3-NB, TS01-NB, D20-NB, DS03A-NB, DDS04-NB, DDS45-NB, DDS20-NB, DDS75-NB, LDS12-NB, LDS40-NB, LMS01-NB, MDS120-NB,  MDS200-NB, SE01-NB, SPH01-NB;
1197 -)))|(% style="width:311px" %)Before V1.2.1|(% style="width:289px" %)After V1.2.1 (including V1.2.1)
1198 -|(% style="width:306px" %)(((
1173 +)))|(% style="width:150px" %)Before V1.2.1|(% style="width:150px" %)After V1.2.1 (including V1.2.1)
1174 +|(% style="width:210px" %)(((
1199 1199  WL03A-NB, SDI-12-NB;
1200 -)))|(% style="width:311px" %)Before V1.0.2|(% style="width:289px" %)(((
1176 +)))|(% style="width:150px" %)Before V1.0.2|(% style="width:150px" %)(((
1201 1201  After V1.0.8 (including V1.0.2)
1202 1202  )))
1203 -|(% style="width:306px" %)(((
1179 +|(% style="width:210px" %)(((
1204 1204  SW3L-NB, PS-NB;
1205 -)))|(% style="width:311px" %)Before V1.0.5|(% style="width:289px" %)(((
1181 +)))|(% style="width:150px" %)Before V1.0.5|(% style="width:150px" %)(((
1206 1206  After V1.0.5 (including V1.0.5)
1207 1207  )))
1208 -|(% style="width:306px" %)RS485-NB|(% style="width:311px" %)Before V1.0.8|(% style="width:289px" %)After V1.0.8 (including V1.0.8)
1184 +|(% style="width:210px" %)RS485-NB|(% style="width:150px" %)Before V1.0.8|(% style="width:150px" %)After V1.0.8 (including V1.0.8)
1209 1209  
1210 1210  === UART connection and firmware update methods ===
1211 1211  
... ... @@ -1263,11 +1263,4 @@
1263 1263  
1264 1264  
1265 1265  
1266 -== 6.8 ==
1267 -
1268 -
1269 -
1270 -
1271 -
1272 -
1273 1273