Last modified by Bei Jinggeng on 2023/08/08 15:23
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... ... @@ -80,7 +80,10 @@ 80 80 81 81 [[image:https://wiki.dragino.com/images/thumb/3/35/Meter4.png/600px-Meter4.png||alt="Meter4.png" height="193" width="600"]] 82 82 83 +(% class="box infomessage" %) 84 +((( 83 83 Example:AT+COMMAND1=01 03 00 00 00 01 84 0A 86 +))) 84 84 85 85 * The first byte : slave address code (=001～247) 86 86 * The second byte : read register value function code ... ... @@ -90,7 +90,10 @@ 90 90 91 91 How to parse the reading of the return command of the parameter： 92 92 96 +(% class="box infomessage" %) 97 +((( 93 93 Example:RETURN1：01 03 02 08 FD 7E 05 99 +))) 94 94 95 95 * The first byte ARD: slave address code (=001～254) 96 96 * The second byte: Return to read function code ... ... @@ -104,17 +104,22 @@ 104 104 105 105 RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK. 106 106 107 -==== via AT COMMAND: ==== 113 +==== 1.3.3.1 via AT COMMAND: ==== 108 108 109 -First, we can use AT+CFGDEV to get the return value, and we can also judge whether the input parameters are correct. 115 +First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct. 110 110 117 +((( 111 111 If the configured parameters and commands are incorrect, the return value is not obtained. 119 +))) 112 112 113 113 [[image:https://wiki.dragino.com/images/b/bc/AT_COMMAND1.png||height="358" width="456"]] 114 114 115 -AT COMMAND 123 +**AT COMMAND** 116 116 125 +(% class="box infomessage" %) 126 +((( 117 117 AT+DATACUTx : This command defines how to handle the return from AT+COMMANDx, max reture length is 40 bytes. AT+DATACUTx=a,b,c 128 +))) 118 118 119 119 a: length for the return of AT+COMMAND 120 120 ... ... @@ -128,6 +128,7 @@ 128 128 129 129 PAYLOAD is available after the valid value is intercepted. 130 130 142 + 131 131 [[image:https://wiki.dragino.com/images/3/3a/AT_COMMAND4.png||height="219" width="576"]] 132 132 133 133 AT COMMAND ... ... @@ -134,11 +134,12 @@ 134 134 135 135 You can get configured PAYLOAD on TTN. 136 136 149 + 137 137 [[image:https://wiki.dragino.com/images/thumb/c/c2/AT_COMMAND3.png/600px-AT_COMMAND3.png||height="138" width="600"]] 138 138 139 139 AT COMMAND 140 140 141 -Example: CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1 154 +**Example**: CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1 142 142 143 143 RETURN1:01 03 02 00 02 39 85 00 00(return data) 144 144 ... ... @@ -164,12 +164,14 @@ 164 164 165 165 01 is device address,00 02 is the current, 08 DC is the voltage,00 00 00 44 is the total active energy. 166 166 180 + 167 167 [[~[~[image:https://wiki.dragino.com/images/thumb/b/b8/AT_COMMAND11.png/600px-AT_COMMAND11.png~|~|height="271" width="600"~]~]>>url:https://wiki.dragino.com/index.php/File:AT_COMMAND11.png]] 168 168 169 169 AT COMMAND 170 170 171 -==== 1.3.3.1 via LoRaWAN DOWNLINK ==== 172 172 186 +==== 1.3.3.2 via LoRaWAN DOWNLINK ==== 187 + 173 173 [[image:https://wiki.dragino.com/images/thumb/f/fc/DOWNLINK_METER1.png/600px-DOWNLINK_METER1.png||height="423" width="600"]] 174 174 175 175 DOWNLINK ... ... @@ -204,14 +204,17 @@ 204 204 205 205 DOWNLINK 206 206 222 + 207 207 [[~[~[image:https://wiki.dragino.com/images/thumb/2/20/DOWNLINK_METER3.png/600px-DOWNLINK_METER3.png~|~|height="105" width="600"~]~]>>url:https://wiki.dragino.com/index.php/File:DOWNLINK_METER3.png]] 208 208 209 209 DOWNLINK 210 210 227 + 211 211 [[image:https://wiki.dragino.com/images/thumb/2/27/DOWNLINK_METER4.png/600px-DOWNLINK_METER4.png||height="210" width="600"]] 212 212 213 213 DOWNLINK 214 214 232 + 215 215 [[~[~[image:https://wiki.dragino.com/images/thumb/3/39/DOWNLINK_METER5.png/600px-DOWNLINK_METER5.png~|~|height="176" width="600"~]~]>>url:https://wiki.dragino.com/index.php/File:DOWNLINK_METER5.png]] 216 216 217 217 DOWNLINK