Last modified by Karry Zhuang on 2024/07/11 11:58
Summary
-
Page properties (1 modified, 0 added, 0 removed)
Details
- Page properties
-
- Content
-
... ... @@ -7,6 +7,7 @@ 7 7 8 8 This article provide the examples for RS485-LN to connect to different type of RS485 sensors. 9 9 10 + 10 10 == 1.1 Example 1: Connect to Leak relay and VFD == 11 11 12 12 This instruction is provided by Xavier Florensa Berenguer from [[NORIA GRUPO DE COMPRAS>>url:http://www.gruponovelec.com/]]. It is to show how to use RS485-LN to connect to Relay and VFD and communicate with Mobile. The structure is like below: ... ... @@ -28,6 +28,7 @@ 28 28 * [[Configure Manual>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/]] : Explanation on how to integrate to Node-red and to the Mobile Phone, and with link to the Github code. 29 29 * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]] 30 30 32 + 31 31 == 1.2 Example 2: Connect to Pulse Counter == 32 32 33 33 This instruction is provided by Xavier Florensa Berenguer from [[NORIA GRUPO DE COMPRAS>>url:http://www.gruponovelec.com/]]. It is to show how to use RS485-LN to connect to Pulse Counter and communicate with Mobile. This example and example 2 compose the structure for a farm IoT solution. The structure is like below: ... ... @@ -191,7 +191,9 @@ 191 191 ))) 192 192 193 193 ((( 194 -**Example**: CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1 196 +(% style="color:#4f81bd" %)**Example**: 197 + 198 +CMD1:Read current data with MODBUS command. address:0x03 AT+COMMAND1= 01 03 00 03 00 01,1 195 195 ))) 196 196 197 197 ((( ... ... @@ -200,6 +200,8 @@ 200 200 201 201 ((( 202 202 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. 207 + 208 + 203 203 ))) 204 204 205 205 ((( ... ... @@ -212,6 +212,8 @@ 212 212 213 213 ((( 214 214 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. 221 + 222 + 215 215 ))) 216 216 217 217 ((( ... ... @@ -255,7 +255,7 @@ 255 255 ))) 256 256 257 257 ((( 258 -**Type Code 0xAF** 266 +(% style="color:#4f81bd" %)**Type Code 0xAF** 259 259 ))) 260 260 261 261 ((( ... ... @@ -302,11 +302,11 @@ 302 302 ))) 303 303 304 304 ((( 305 -Example: 313 +(% style="color:#4f81bd" %)**Example:** 306 306 ))) 307 307 308 308 ((( 309 -AF 03 01 06 0A 05 00 04 00 01 00: Same as AT+COMMAND3=0A 05 00 04 00 01,1 317 +**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1 310 310 ))) 311 311 312 312 [[image:image-20220527093430-16.png]] ... ... @@ -371,7 +371,7 @@ 371 371 ))) 372 372 373 373 ((( 374 -**Example:** input：01 03 00 31 00 02 95 c4 382 +(% style="color:#4f81bd" %)**Example:** (%%)input：01 03 00 31 00 02 95 c4 375 375 ))) 376 376 377 377 ((( ... ... @@ -452,7 +452,7 @@ 452 452 453 453 [[image:image-20220527094224-29.png]] 454 454 455 -PAYLOAD:01 08 DF 43 62 463 +**PAYLOAD:01 08 DF 43 62** 456 456 457 457 * 08 DF is the valid value of the meter with device address 02. 458 458 * 43 62 is the valid value of the meter with device address 01.