<
From version < 1.8 >
edited by Xiaoling
on 2022/05/12 10:03
To version < 1.3 >
edited by Xiaoling
on 2022/05/12 09:50
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... ... @@ -41,13 +41,9 @@
41 41  
42 42  === 1.3.1 OverView ===
43 43  
44 -(((
45 -**Note**:The specifications of each energy meter are different, please refer to your own energy meter specifications.
46 -)))
44 +Note:The specifications of each energy meter are different, please refer to your own energy meter specifications.
47 47  
48 -(((
49 49  This example describes a single-phase meter.This is the connection between the RS485-LN and the energy meter.
50 -)))
51 51  
52 52  [[image:https://wiki.dragino.com/images/thumb/f/f4/Meter1.jpg/600px-Meter1.jpg||height="800" width="600"]]
53 53  
... ... @@ -76,14 +76,13 @@
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,please refer to the appendix of the MODBUS communication protocol in the user manual of the energy meter.
75 +If the user needs to read the parameters of the electric energy meter and use the modbus command,
80 80  
77 +please refer to the appendix of the MODBUS communication protocol in the user manual of the energy meter.
78 +
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 -(((
85 85  Example:AT+COMMAND1=01 03 00 00 00 01 84 0A
86 -)))
87 87  
88 88  * The first byte : slave address code (=001~247)
89 89  * The second byte : read register value function code
... ... @@ -93,10 +93,7 @@
93 93  
94 94  How to parse the reading of the return command of the parameter:
95 95  
96 -(% class="box infomessage" %)
97 -(((
98 98  Example:RETURN1:01 03 02 08 FD 7E 05
99 -)))
100 100  
101 101  * The first byte ARD: slave address code (=001~254)
102 102  * The second byte: Return to read function code
... ... @@ -110,22 +110,17 @@
110 110  
111 111  RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK.
112 112  
113 -==== 1.3.3.1 via AT COMMAND: ====
105 +==== via AT COMMAND: ====
114 114  
115 -First, we can use **AT+CFGDEV** to get the return value, and we can also judge whether the input parameters are correct.
107 +First, we can use AT+CFGDEV to get the return value, and we can also judge whether the input parameters are correct.
116 116  
117 -(((
118 118  If the configured parameters and commands are incorrect, the return value is not obtained.
119 -)))
120 120  
121 121  [[image:https://wiki.dragino.com/images/b/bc/AT_COMMAND1.png||height="358" width="456"]]
122 122  
123 -**AT COMMAND**
113 +AT COMMAND
124 124  
125 -(% class="box infomessage" %)
126 -(((
127 127  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 -)))
129 129  
130 130  a: length for the return of AT+COMMAND
131 131  
... ... @@ -139,7 +139,6 @@
139 139  
140 140  PAYLOAD is available after the valid value is intercepted.
141 141  
142 -
143 143  [[image:https://wiki.dragino.com/images/3/3a/AT_COMMAND4.png||height="219" width="576"]]
144 144  
145 145  AT COMMAND
... ... @@ -146,12 +146,11 @@
146 146  
147 147  You can get configured PAYLOAD on TTN.
148 148  
149 -
150 150  [[image:https://wiki.dragino.com/images/thumb/c/c2/AT_COMMAND3.png/600px-AT_COMMAND3.png||height="138" width="600"]]
151 151  
152 152  AT COMMAND
153 153  
154 -**Example**: CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
139 +Example: CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
155 155  
156 156  RETURN1:01 03 02 00 02 39 85 00 00(return data)
157 157  
... ... @@ -177,14 +177,12 @@
177 177  
178 178  01 is device address,00 02 is the current, 08 DC is the voltage,00 00 00 44 is the total active energy.
179 179  
180 -
181 181  [[~[~[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]]
182 182  
183 183  AT COMMAND
184 184  
169 +==== 1.3.3.1 via LoRaWAN DOWNLINK ====
185 185  
186 -==== 1.3.3.2 via LoRaWAN DOWNLINK ====
187 -
188 188  [[image:https://wiki.dragino.com/images/thumb/f/fc/DOWNLINK_METER1.png/600px-DOWNLINK_METER1.png||height="423" width="600"]]
189 189  
190 190  DOWNLINK
... ... @@ -219,17 +219,14 @@
219 219  
220 220  DOWNLINK
221 221  
222 -
223 223  [[~[~[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]]
224 224  
225 225  DOWNLINK
226 226  
227 -
228 228  [[image:https://wiki.dragino.com/images/thumb/2/27/DOWNLINK_METER4.png/600px-DOWNLINK_METER4.png||height="210" width="600"]]
229 229  
230 230  DOWNLINK
231 231  
232 -
233 233  [[~[~[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]]
234 234  
235 235  DOWNLINK
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