Last modified by Karry Zhuang on 2024/07/11 11:58
Summary
-
Page properties (1 modified, 0 added, 0 removed)
Details
- Page properties
-
- Content
-
... ... @@ -24,6 +24,7 @@ 24 24 **Connection** 25 25 26 26 27 + 27 27 [[image:image-20220527091942-2.png]](% style="display:none" %) 28 28 29 29 **Connection** ... ... @@ -31,10 +31,8 @@ 31 31 32 32 (% style="color:blue" %)**Related documents:** 33 33 34 -* System Structure: [[Solar Pump with Dragino>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/||_mstmutation="1" style="background-color: rgb(255, 255, 255);"]] 35 - 35 +* System Structure: [[Solar Pump with Dragino>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/||_mstmutation="1" style="background-color: rgb(255, 255, 255);"]] 36 36 * Explanation on how to integrate to Node-red and to the Mobile Phone, and with link to the Github code: [[Configure Manual>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Relay_VFD/||_mstmutation="1" style="background-color: rgb(255, 255, 255);"]] 37 - 38 38 * [[Video Demo>>url:https://www.youtube.com/watch?v=TAFZ5eaf-MY&t=6s&ab_channel=XavierFlorensaBerenguer]] 39 39 40 40 ... ... @@ -50,6 +50,7 @@ 50 50 **Connection** 51 51 52 52 52 + 53 53 [[image:image-20220527092146-4.png||height="507" width="906"]] 54 54 55 55 **Connection** ... ... @@ -58,7 +58,6 @@ 58 58 (% style="color:blue" %)**Related documents:** 59 59 60 60 * Configure Document: [[Pickdata MIO40 water pulse counter to LoRa with Dragino RS485-LN>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Pulse-Counter/||_mstmutation="1"]] 61 - 62 62 * [[Dragino Solution in Farm>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/&file=Dragino%20on%20Farms.pptx]] 63 63 64 64 ... ... @@ -74,6 +74,8 @@ 74 74 75 75 ((( 76 76 This example describes a single-phase meter.This is the connection between the RS485-LN and the energy meter. 76 + 77 + 77 77 ))) 78 78 79 79 [[image:image-20220527092419-5.png]] ... ... @@ -81,6 +81,7 @@ 81 81 **Connection1** 82 82 83 83 85 + 84 84 ((( 85 85 (% style="color:blue" %)**How to connect with Energy Meter：** 86 86 ... ... @@ -96,15 +96,17 @@ 96 96 ))) 97 97 98 98 ((( 99 -Power Source **VIN**to RS485-LN**VIN+**101 +Power Source VIN to RS485-LN VIN+ 100 100 ))) 101 101 102 102 ((( 103 -Power Source **GND**to RS485-LN**VIN-**105 +Power Source GND to RS485-LN VIN- 104 104 ))) 105 105 106 106 ((( 107 107 Once there is power, the RS485-LN will be on. 110 + 111 + 108 108 ))) 109 109 110 110 [[image:image-20220527092514-6.png]] ... ... @@ -112,6 +112,7 @@ 112 112 **Connection2** 113 113 114 114 119 + 115 115 [[image:image-20220527092555-7.png]] 116 116 117 117 **Connection3** ... ... @@ -128,13 +128,9 @@ 128 128 (% style="color:blue" %)**Example:**(%%) AT+COMMAND1=01 03 00 00 00 01 84 0A 129 129 130 130 * The first byte : slave address code (=001～247) 131 - 132 132 * The second byte : read register value function code 133 - 134 134 * 3rd and 4th bytes: start address of register to be read 135 - 136 136 * 5th and 6th bytes: Number of registers to read 137 - 138 138 * 7th and 8th bytes: CRC16 checksum from bytes 1 to 6. 139 139 140 140 ((( ... ... @@ -147,18 +147,18 @@ 147 147 ))) 148 148 149 149 * The first byte ARD: slave address code (=001～254) 150 - 151 151 * The second byte: Return to read function code 152 - 153 153 * 3rd byte: total number of bytes 154 - 155 155 * 4th～5th bytes: register data 156 - 157 157 * The 6th and 7th bytes: CRC16 checksum 158 - 159 159 * 08 FD is register data. Use short integer 16 bits to convert to decimal, get 2301, then 230.1V is the voltage. 160 160 157 +(% class="wikigeneratedid" %) 158 +((( 159 + 161 161 161 + 162 +))) 162 162 163 163 === 1.3.3 How to configure RS485-LN and parse output commands === 164 164 ... ... @@ -166,7 +166,7 @@ 166 166 RS485-LN provides two configuration methods: AT COMMAND and DOWNLINK. 167 167 168 168 169 -==== **1.3.3.1 via AT COMMAND**====170 +==== 1.3.3.1 via AT COMMAND ==== 170 170 171 171 172 172 First, we can use (% style="color:blue" %)**AT+CFGDEV**(%%) to get the return value, and we can also judge whether the input parameters are correct. ... ... @@ -198,6 +198,7 @@ 198 198 **AT COMMAND** 199 199 200 200 202 + 201 201 PAYLOAD is available after the valid value is intercepted. 202 202 203 203 [[image:image-20220601143046-7.png]] ... ... @@ -205,6 +205,7 @@ 205 205 **AT COMMAND** 206 206 207 207 210 + 208 208 You can get configured PAYLOAD on TTN. 209 209 210 210 [[image:image-20220601143519-1.png]] ... ... @@ -220,6 +220,7 @@ 220 220 ((( 221 221 (% style="color:blue" %)**Example**: 222 222 226 + 223 223 (% style="color:red" %)**CMD1:**(%%) Read current data with MODBUS command. address: 0x03 AT+COMMAND1= 01 03 00 03 00 01,1 224 224 ))) 225 225 ... ... @@ -261,6 +261,8 @@ 261 261 262 262 ((( 263 263 Payload: 01 00 02 39 85 08 DC 00 00 00 44 268 + 269 + 264 264 ))) 265 265 266 266 [[image:image-20220601142936-6.png]] ... ... @@ -268,6 +268,7 @@ 268 268 AT COMMAND 269 269 270 270 277 + 271 271 (% style="color:blue" %)**01 is device address,00 02 is the current, 08 DC is the voltage,00 00 00 44 is the total active energy.** 272 272 273 273 ... ... @@ -276,9 +276,10 @@ 276 276 AT COMMAND 277 277 278 278 279 -==== **1.3.3.2 via LoRaWAN DOWNLINK** ==== 280 280 287 +==== 1.3.3.2 via LoRaWAN DOWNLINK ==== 281 281 289 + 282 282 [[image:image-20220527093358-15.png]] 283 283 284 284 ((( ... ... @@ -285,6 +285,9 @@ 285 285 **DOWNLINK** 286 286 ))) 287 287 296 +((( 297 + 298 +))) 288 288 289 289 ((( 290 290 (% style="color:blue" %)**Type Code 0xAF** ... ... @@ -299,6 +299,8 @@ 299 299 300 300 ((( 301 301 (% style="color:red" %)**Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.** 313 + 314 + 302 302 ))) 303 303 304 304 ((( ... ... @@ -333,8 +333,9 @@ 333 333 will execute an uplink after got this command. 334 334 ))) 335 335 336 - 337 337 ((( 350 + 351 + 338 338 (% style="color:blue" %)**Example:** 339 339 ))) 340 340 ... ... @@ -347,21 +347,25 @@ 347 347 **DOWNLINK** 348 348 349 349 364 + 350 350 [[image:image-20220601143803-3.png]] 351 351 352 352 **DOWNLINK** 353 353 354 354 370 + 355 355 [[image:image-20220601144053-5.png]] 356 356 357 357 **DOWNLINK** 358 358 359 359 376 + 360 360 [[image:image-20220601143921-4.png]] 361 361 362 362 **DOWNLINK** 363 363 364 364 382 + 365 365 [[image:image-20220601142805-5.png]] 366 366 367 367 **DOWNLINK** ... ... @@ -388,6 +388,8 @@ 388 388 389 389 ((( 390 390 check digit: Even 409 + 410 + 391 391 ))) 392 392 393 393 [[image:image-20220527093708-21.png]] ... ... @@ -395,6 +395,7 @@ 395 395 **USB** 396 396 397 397 418 + 398 398 [[image:image-20220527093747-22.png]] 399 399 400 400 **USB** ... ... @@ -403,6 +403,8 @@ 403 403 404 404 ((( 405 405 The configuration command is consistent with the AT command, input the hexadecimal command directly into the serial port, and the serial port will output the command. 427 + 428 + 406 406 ))) 407 407 408 408 ((( ... ... @@ -420,6 +420,7 @@ 420 420 **USB** 421 421 422 422 446 + 423 423 === 1.3.5 How to configure multiple devices and modify device addresses === 424 424 425 425 ... ... @@ -502,6 +502,7 @@ 502 502 503 503 (% style="display:none" %) (%%) 504 504 529 +(% style="display:none" %) (%%) 505 505 506 506 == 1.4 Example 4: Circuit Breaker Remote Open Close == 507 507 ... ... @@ -512,7 +512,7 @@ 512 512 513 513 [[image:image-20220527094330-30.png]] 514 514 515 - **Connection**540 +Connection 516 516 517 517 518 518 * Configure Documen: [[Circuit Breaker Remote Open Close>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Circuit_Breaker_Remote_Open_Close/||_mstmutation="1"]] ... ... @@ -525,7 +525,6 @@ 525 525 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-BL to connect to SEM Three Energy Meter and send the data to mobile phone for remote minitor. The structure is like below: 526 526 527 527 * Configure Document For RS485-BL: [[Connect to SEM Three>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Application_Note/&file=Dragino%20RS485BL%20and%20pickdata%20SEM%20Three%20v1.pdf||_mstmutation="1" style="background-color: rgb(255, 255, 255);"]] 528 - 529 529 * Configure Document for RS485-LN: [[Connect to SEM Three>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/SEM_Three_Energy_Meter/&file=SEM%20three%20and%20Dragino%20RS485-LN%20v1.pdf||_mstmutation="1"]] 530 530 531 531 ... ... @@ -544,22 +544,7 @@ 544 544 545 545 [[image:image-20220527094556-31.png]] 546 546 547 - 548 548 Network Structure 549 549 550 -* [[Reference Instruction>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Schneider%20Electric%20PLC/]] 551 551 552 - 553 - 554 -== 1.8 Example 8: This sketch is supposed to test Dragino RS485-BL (Modbus master), using an Arduino UNO as a Modbus slave. == 555 - 556 - 557 -This sketch uses 4 registers: some of them can be set by Dragino with a command, another is used to store value from a DS18B20 temperature sensor, or a random generated number. All data is 16bit uint, but the sketch shows also how to represent booleans and negative numbers. 558 - 559 -In the next days I will be adding more documentation, but I think it already explains users how to build their own modbus sensor to pair with Dragino RS485-BL. 560 - 561 -This is released the code under GNU LGPL licence on Github: 562 - 563 -[[https:~~/~~/github.com/zorbaproject/ArduinoModbusForDraginoRS485>>url:https://github.com/zorbaproject/ArduinoModbusForDraginoRS485]] 564 - 565 - 574 +* [[Reference Instruction>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Application_Note/Schneider%20Electric%20PLC/]]