<
From version < 1.6 >
edited by Xiaoling
on 2022/05/12 09:53
To version < 1.8 >
edited by Xiaoling
on 2022/05/12 10:03
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -76,13 +76,14 @@
76 76  
77 77  === 1.3.2 How to use the parameters of the energy meter and MODBUS commands ===
78 78  
79 -If the user needs to read the parameters of the electric energy meter and use the modbus command,
79 +If the user needs to read the parameters of the electric energy meter and use the modbus command,please refer to the appendix of the MODBUS communication protocol in the user manual of the energy meter.
80 80  
81 -please refer to the appendix of the MODBUS communication protocol in the user manual of the energy meter.
82 -
83 83  [[image:https://wiki.dragino.com/images/thumb/3/35/Meter4.png/600px-Meter4.png||alt="Meter4.png" height="193" width="600"]]
84 84  
83 +(% class="box infomessage" %)
84 +(((
85 85  Example:AT+COMMAND1=01 03 00 00 00 01 84 0A
86 +)))
86 86  
87 87  * The first byte : slave address code (=001~247)
88 88  * The second byte : read register value function code
... ... @@ -92,7 +92,10 @@
92 92  
93 93  How to parse the reading of the return command of the parameter:
94 94  
96 +(% class="box infomessage" %)
97 +(((
95 95  Example:RETURN1:01 03 02 08 FD 7E 05
99 +)))
96 96  
97 97  * The first byte ARD: slave address code (=001~254)
98 98  * The second byte: Return to read function code
... ... @@ -106,17 +106,22 @@
106 106  
107 107  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
108 108  
109 -==== via AT COMMAND: ====
113 +==== 1.3.3.1 via AT COMMAND: ====
110 110  
111 -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.
112 112  
117 +(((
113 113  If the configured parameters and commands are incorrect, the return value is not obtained.
119 +)))
114 114  
115 115  [[image:https://wiki.dragino.com/images/b/bc/AT_COMMAND1.png||height="358" width="456"]]
116 116  
117 -AT COMMAND
123 +**AT COMMAND**
118 118  
125 +(% class="box infomessage" %)
126 +(((
119 119  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 +)))
120 120  
121 121  a: length for the return of AT+COMMAND
122 122  
... ... @@ -130,6 +130,7 @@
130 130  
131 131  PAYLOAD is available after the valid value is intercepted.
132 132  
142 +
133 133  [[image:https://wiki.dragino.com/images/3/3a/AT_COMMAND4.png||height="219" width="576"]]
134 134  
135 135  AT COMMAND
... ... @@ -136,11 +136,12 @@
136 136  
137 137  You can get configured PAYLOAD on TTN.
138 138  
149 +
139 139  [[image:https://wiki.dragino.com/images/thumb/c/c2/AT_COMMAND3.png/600px-AT_COMMAND3.png||height="138" width="600"]]
140 140  
141 141  AT COMMAND
142 142  
143 -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
144 144  
145 145  RETURN1:01 03 02 00 02 39 85 00 00(return data)
146 146  
... ... @@ -166,12 +166,14 @@
166 166  
167 167  01 is device address,00 02 is the current, 08 DC is the voltage,00 00 00 44 is the total active energy.
168 168  
180 +
169 169  [[~[~[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]]
170 170  
171 171  AT COMMAND
172 172  
173 -==== 1.3.3.1 via LoRaWAN DOWNLINK ====
174 174  
186 +==== 1.3.3.2 via LoRaWAN DOWNLINK ====
187 +
175 175  [[image:https://wiki.dragino.com/images/thumb/f/fc/DOWNLINK_METER1.png/600px-DOWNLINK_METER1.png||height="423" width="600"]]
176 176  
177 177  DOWNLINK
... ... @@ -206,14 +206,17 @@
206 206  
207 207  DOWNLINK
208 208  
222 +
209 209  [[~[~[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]]
210 210  
211 211  DOWNLINK
212 212  
227 +
213 213  [[image:https://wiki.dragino.com/images/thumb/2/27/DOWNLINK_METER4.png/600px-DOWNLINK_METER4.png||height="210" width="600"]]
214 214  
215 215  DOWNLINK
216 216  
232 +
217 217  [[~[~[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]]
218 218  
219 219  DOWNLINK
Copyright ©2010-2024 Dragino Technology Co., LTD. All rights reserved
Dragino Wiki v2.0