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Last modified by Mengting Qiu on 2025/07/03 18:49
From version 143.2
edited by Mengting Qiu
on 2025/07/03 18:27
Change comment: There is no comment for this version
To version 144.12
edited by Mengting Qiu
on 2025/07/03 18:41
Change comment: There is no comment for this version

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1019 1019  
1020 1020  //Example~:// For the S31-CB's uplink interval modification (AT+TDC=900):
1021 1021  
1022 -* HEX format: (% style="color:blue" %)**01000384**(%%)  ~/~/ There are no Spaces. 0x0384(H)=900(D), that is, modify TDC to 900 seconds.
1022 +HEX format: (% style="color:blue" %)**01000384**(%%)  ~/~/ There are no Spaces. 0x0384(H)=900(D), that is, modify TDC to 900 seconds.
1023 +
1023 1023  * 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 {}.
1024 1024  
1025 1025  (% style="color:red" %)**Note:**
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1031 1031  (% 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.**
1032 1032  
1033 1033  
1035 +==== **2. JSON-format ** ====
1034 1034  
1037 +===== **2. 1 JSON format template.** =====
1035 1035  
1036 -**Template for Batch Configuration:**
1039 +All -CB nodes support downlink configuration modification using (% style="color:blue" %)**JSON format templates.**
1037 1037  
1038 -We can also 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.
1039 -Template:
1041 +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.
1042 +Template.
1040 1040  
1044 +Take the template of DDS75-CB as an example:
1045 +
1041 1041  {
1042 1042  "AT+SERVADDR":"119.91.62.30,1882",
1043 1043  "AT+CLIENT":"JwcXKjQBNhQ2JykDDAA5Ahs",
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1050 1050  "AT+APN":"NULL",
1051 1051  "AT+5VT":"0",
1052 1052  "AT+PRO":"3,5",
1053 -"AT+TR":"900",
1054 -"AT+NOUD":"0",
1058 +"AT+TR":"15",
1059 +"AT+NOUD":"8",
1055 1055  "AT+CSQTIME":"5",
1056 -"AT+DNSTIMER":"0",
1061 +"AT+GDNS":"0",
1057 1057  "AT+TLSMOD":"0,0",
1058 1058  "AT+MQOS":"0",
1059 -"AT+TEMPALARM1":"0",
1060 -"AT+TEMPALARM2":"10",
1061 -"AT+TEMPALARM3":"0"
1064 +"AT+IPTYPE":"0",
1065 +"AT+GTDC":"0",
1066 +"AT+GNSST":"10",
1067 +"AT+GPS":"0"
1062 1062  }
1063 1063  
1070 +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.
1071 +
1072 +[[image:1751538862245-924.png]]
1073 +
1064 1064  **Instructions for Using the Template:**
1065 1065  
1066 1066  1. Modify the parameters for each AT command in the template as needed.
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1073 1073  
1074 1074  
1075 1075  
1086 +===== **2.2 Support sending json format commands separately** =====
1087 +
1088 +Some models of nodes support sending json format commands separately：(% style="color:blue" %)**RS485-CB, LDS25-CB, CS01-CB, SDI-12-CB, SW3L-CB, WL03A-CB, PS-CB**
1089 +
1090 +//Example~:// For the PS-CB's uplink interval modification (AT+TDC=900):
1091 +
1092 +
1093 +
1094 +
1076 1076  == 7.4 What if the signal is good but the domain name resolution fails? ==
1077 1077  
1078 1078  
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