<
From version < 1.11 >
edited by Xiaoling
on 2022/05/12 10:07
To version < 1.12 >
edited by Xiaoling
on 2022/05/12 10:13
>
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -67,8 +67,9 @@
67 67  
68 68  Connection2
69 69  
70 -[[image:https://wiki.dragino.com/images/thumb/a/a5/Meter3.jpg/600px-Meter3.jpg||height="800" width="600"]]
71 71  
71 +[[image:https://wiki.dragino.com/images/thumb/a/a5/Meter3.jpg/600px-Meter3.jpg||height="763" width="573"]]
72 +
72 72  Connection3
73 73  
74 74  
... ... @@ -89,7 +89,9 @@
89 89  * 5th and 6th bytes: Number of registers to read
90 90  * 7th and 8th bytes: CRC16 checksum from bytes 1 to 6.
91 91  
93 +(((
92 92  How to parse the reading of the return command of the parameter:
95 +)))
93 93  
94 94  (% class="box infomessage" %)
95 95  (((
... ... @@ -117,7 +117,7 @@
117 117  
118 118  [[image:https://wiki.dragino.com/images/b/bc/AT_COMMAND1.png||height="358" width="456"]]
119 119  
120 -**AT COMMAND**
123 +AT COMMAND
121 121  
122 122  (% class="box infomessage" %)
123 123  (((
... ... @@ -146,27 +146,49 @@
146 146  
147 147  [[image:https://wiki.dragino.com/images/thumb/c/c2/AT_COMMAND3.png/600px-AT_COMMAND3.png||height="138" width="600"]]
148 148  
152 +(((
149 149  AT COMMAND
154 +)))
150 150  
156 +(((
151 151  **Example**: CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1
158 +)))
152 152  
160 +(((
153 153  RETURN1:01 03 02 00 02 39 85 00 00(return data)
162 +)))
154 154  
164 +(((
155 155  AT+DATACUT1:9,1,4+5+6+7 Take the return value 00 02 39 85 as the valid value of reading current data and used to splice payload.
166 +)))
156 156  
168 +(((
157 157  CMD2:Read voltage data with MODBUS command. address:0x00 AT+COMMAND2= 01 03 00 00 00 01,1
170 +)))
158 158  
172 +(((
159 159  RETURN2:01 03 02 08 DC BE 1D(return data)
174 +)))
160 160  
176 +(((
161 161  AT+DATACUT2:7,1,4+5 Take the return value 08 DC as the valid value of reading voltage data and used to splice payload.
178 +)))
162 162  
180 +(((
163 163  CMD3:Read total active energy data with MODBUS command. address:0x0031 AT+COMMAND3= 01 03 00 31 00 02,1
182 +)))
164 164  
184 +(((
165 165  RETURN3:01 03 04 00 00 00 44 FA 00(return data)
186 +)))
166 166  
188 +(((
167 167  AT+DATACUT3:9,1,4+5+6+7 Take the return value 00 00 00 44 as the valid value of reading total active energy data and used to splice payload.
190 +)))
168 168  
192 +(((
169 169  Payload:01 00 02 39 85 08 DC 00 00 00 44
194 +)))
170 170  
171 171  [[image:https://wiki.dragino.com/images/thumb/9/9b/AT_COMMAND10.png/600px-AT_COMMAND10.png||height="278" width="600"]]
172 172  
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