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Summary

Details

Page properties
Title
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1 -RS485-LN – RS485 to LoRaWAN Converter
1 +RS485-BL – Waterproof RS485 to LoRaWAN Converter
Content
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1 1  (% style="text-align:center" %)
2 -[[image:1653266934636-343.png||height="385" width="385"]]
2 +[[image:1652947681187-144.png||height="385" width="385"]]
3 3  
4 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.jpg]]
4 4  
5 5  
6 -**RS485-LN – RS485 to LoRaWAN Converter User Manual**
7 7  
8 +**RS485-BL – Waterproof RS485 to LoRaWAN Converter User Manual**
8 8  
10 +
9 9  **Table of Contents:**
10 10  
11 11  
... ... @@ -14,34 +14,48 @@
14 14  
15 15  = 1.Introduction =
16 16  
17 -== 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
19 +== 1.1 What is RS485-BL RS485 to LoRaWAN Converter ==
18 18  
19 19  (((
22 +
23 +)))
24 +
20 20  (((
21 -The Dragino RS485-LN is a RS485 to LoRaWAN Converter. It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost.
26 +The Dragino RS485-BL is a **RS485 / UART to LoRaWAN Converter** for Internet of Things solutions. User can connect RS485 or UART sensor to RS485-BL converter, and configure RS485-BL to periodically read sensor data and upload via LoRaWAN network to IoT server.
22 22  )))
23 23  
24 24  (((
25 -RS485-LN allows user to monitor / control RS485 devices and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
30 +RS485-BL can interface to RS485 sensor, 3.3v/5v UART sensor or interrupt sensor. RS485-BL provides **a 3.3v output** and** a 5v output** to power external sensors. Both output voltages are controllable to minimize the total system power consumption.
26 26  )))
27 27  
28 28  (((
29 -For data uplink, RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server.
34 +RS485-BL is IP67 **waterproof** and powered by **8500mAh Li-SOCI2 battery**, it is designed for long term use for several years.
30 30  )))
31 31  
32 32  (((
33 -For data downlink, RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices.
38 +RS485-BL runs standard **LoRaWAN 1.0.3 in Class A**. It can reach long transfer range and easy to integrate with LoRaWAN compatible gateway and IoT server.
34 34  )))
40 +
41 +(((
42 +For data uplink, RS485-BL sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-BL will process these returns data according to user-define rules to get the final payload and upload to LoRaWAN server.
35 35  )))
36 36  
37 -[[image:1653267211009-519.png||height="419" width="724"]]
45 +(((
46 +For data downlink, RS485-BL runs in LoRaWAN Class A. When there is downlink commands from LoRaWAN server, RS485-BL will forward the commands from LoRaWAN server to RS485 devices.
47 +)))
38 38  
49 +(((
50 +Each RS485-BL pre-load with a set of unique keys for LoRaWAN registration, register these keys to LoRaWAN server and it will auto connect after power on.
51 +)))
52 +
53 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image002.png]]
54 +
39 39  == 1.2 Specifications ==
40 40  
41 41  **Hardware System:**
42 42  
43 43  * STM32L072CZT6 MCU
44 -* SX1276/78 Wireless Chip 
60 +* SX1276/78 Wireless Chip
45 45  * Power Consumption (exclude RS485 device):
46 46  ** Idle: 6uA@3.3v
47 47  
... ... @@ -95,294 +95,263 @@
95 95  * Smart Cities
96 96  * Smart Factory
97 97  
98 -== 1.5 Firmware Change log ==
99 99  
100 -[[RS485-BL Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Firmware/||style="background-color: rgb(255, 255, 255);"]]
115 +1.
116 +11. Firmware Change log
101 101  
102 -== 1.6 Hardware Change log ==
118 +[[RS485-BL Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/RS485-BL/Firmware/]]
103 103  
104 -(((
120 +
121 +1.
122 +11. Hardware Change log
123 +
124 +
105 105  v1.4
106 -)))
107 107  
108 -(((
109 109  ~1. Change Power IC to TPS22916
110 -)))
111 111  
112 112  
113 -(((
114 114  v1.3
115 -)))
116 116  
117 -(((
118 118  ~1. Change JP3 from KF350-8P to KF350-11P, Add one extra interface for I2C and one extra interface for one-wire
119 -)))
120 120  
121 121  
122 -(((
123 123  v1.2
124 -)))
125 125  
126 -(((
127 -Release version ​​​​​
128 -)))
137 +Release version
129 129  
130 -= 2. Pin mapping and Power ON Device =
131 131  
132 -(((
140 +
141 +
142 +
143 +1. Pin mapping and Power ON Device
144 +
133 133  The RS485-BL is powered on by 8500mAh battery. To save battery life, RS485-BL is shipped with power off. User can put the jumper to power on RS485-BL.
134 -)))
135 135  
136 -[[image:1652953055962-143.png||height="387" width="728"]]
137 137  
148 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image003.png]]
138 138  
150 +
151 +
139 139  The Left TXD and RXD are TTL interface for external sensor. TTL level is controlled by 3.3/5v Jumper.
140 140  
141 -= 3. Operation Mode =
142 142  
143 -== 3.1 How it works? ==
144 144  
145 -(((
156 +
157 +
158 +
159 +1. Operation Mode
160 +11. How it works?
161 +
146 146  The RS485-BL is configured as LoRaWAN OTAA Class A mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-BL. It will auto join the network via OTAA.
147 -)))
148 148  
149 -== 3.2 Example to join LoRaWAN network ==
150 150  
151 -Here shows an example for how to join the TTN V3 Network. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here. 
165 +1.
166 +11. Example to join LoRaWAN network
152 152  
153 -[[image:1652953414711-647.png||height="337" width="723"]]
168 +Here shows an example for how to join the TTN V3 Network. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here.
154 154  
155 -(((
170 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image004.png]]
171 +
172 +
156 156  The RS485-BL in this example connected to two RS485 devices for demonstration, user can connect to other RS485 devices via the same method.
157 -)))
158 158  
159 -(((
175 +
160 160  The LG308 is already set to connect to [[TTN V3 network >>url:https://www.thethingsnetwork.org/]]. So what we need to now is only configure the TTN V3:
161 -)))
162 162  
163 -(((
164 164  **Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-BL.
165 -)))
166 166  
167 -(((
168 168  Each RS485-BL is shipped with a sticker with unique device EUI:
169 -)))
170 170  
171 -[[image:1652953462722-299.png]]
182 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image005.png]]
172 172  
173 -(((
184 +
185 +
186 +
174 174  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
175 -)))
176 176  
177 -(((
178 178  Add APP EUI in the application.
179 -)))
180 180  
191 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image006.png]]
181 181  
193 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image007.png]]
182 182  
195 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image008.png]]
183 183  
184 -[[image:image-20220519174512-1.png]]
197 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image009.png]]
185 185  
186 -[[image:image-20220519174512-2.png||height="328" width="731"]]
187 187  
188 -[[image:image-20220519174512-3.png||height="556" width="724"]]
189 189  
190 -[[image:image-20220519174512-4.png]]
191 191  
202 +
203 +
204 +
205 +
206 +
207 +
208 +
209 +
210 +
211 +
212 +
213 +
214 +
192 192  You can also choose to create the device manually.
193 193  
194 -[[image:1652953542269-423.png||height="710" width="723"]]
217 +|(((
218 +
219 +)))
195 195  
221 +
222 +
223 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
224 +
196 196  Add APP KEY and DEV EUI
197 197  
198 -[[image:1652953553383-907.png||height="514" width="724"]]
227 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
199 199  
200 200  
201 -(((
202 202  **Step 2**: Power on RS485-BL and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
203 -)))
204 204  
205 -[[image:1652953568895-172.png||height="232" width="724"]]
232 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
206 206  
207 -== 3.3 Configure Commands to read data ==
208 208  
209 -(((
235 +
236 +
237 +1.
238 +11. Configure Commands to read data
239 +
210 210  There are plenty of RS485 and TTL level devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-BL supports flexible command set. User can use [[AT Commands or LoRaWAN Downlink>>path:#AT_COMMAND]] Command to configure how RS485-BL should read the sensor and how to handle the return from RS485 or TTL sensors.
211 -)))
212 212  
213 -=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
214 214  
243 +1.
244 +11.
245 +111. Configure UART settings for RS485 or TTL communication
246 +
215 215  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
216 216  
217 -**~1. RS485-MODBUS mode:**
249 +1. RS485-MODBUS mode:
218 218  
219 219  AT+MOD=1 ~/~/ Support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
220 220  
221 -**2. TTL mode:**
222 222  
254 +1. TTL mode:
255 +
223 223  AT+MOD=2 ~/~/ Support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
224 224  
258 +
225 225  RS485-BL default UART settings is **9600, no parity, stop bit 1**. If the sensor has a different settings, user can change the RS485-BL setting to match.
226 226  
227 -(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
228 -|(((
229 -**AT Commands**
230 -)))|(% style="width:285px" %)(((
231 -**Description**
232 -)))|(% style="width:347px" %)(((
233 -**Example**
234 -)))
235 -|(((
236 -AT+BAUDR
237 -)))|(% style="width:285px" %)(((
238 -Set the baud rate (for RS485 connection). Default Value is: 9600.
239 -)))|(% style="width:347px" %)(((
240 -(((
261 +
262 +|**AT Commands**|**Description**|**Example**
263 +|AT+BAUDR|Set the baud rate (for RS485 connection). Default Value is: 9600.|(((
241 241  AT+BAUDR=9600
242 -)))
243 243  
244 -(((
245 245  Options: (1200,2400,4800,14400,19200,115200)
246 246  )))
247 -)))
248 -|(((
249 -AT+PARITY
250 -)))|(% style="width:285px" %)(((
251 -(((
268 +|AT+PARITY|(((
252 252  Set UART parity (for RS485 connection)
253 -)))
254 254  
255 -(((
256 256  Default Value is: no parity.
257 -)))
258 -)))|(% style="width:347px" %)(((
259 -(((
272 +)))|(((
260 260  AT+PARITY=0
261 -)))
262 262  
263 -(((
264 264  Option: 0: no parity, 1: odd parity, 2: even parity
265 265  )))
266 -)))
267 -|(((
268 -AT+STOPBIT
269 -)))|(% style="width:285px" %)(((
270 -(((
277 +|AT+STOPBIT|(((
271 271  Set serial stopbit (for RS485 connection)
272 -)))
273 273  
274 -(((
275 275  Default Value is: 1bit.
276 -)))
277 -)))|(% style="width:347px" %)(((
278 -(((
281 +)))|(((
279 279  AT+STOPBIT=0 for 1bit
280 -)))
281 281  
282 -(((
283 283  AT+STOPBIT=1 for 1.5 bit
284 -)))
285 285  
286 -(((
287 287  AT+STOPBIT=2 for 2 bits
288 288  )))
289 -)))
290 290  
291 -=== 3.3.2 Configure sensors ===
292 292  
293 -(((
294 -Some sensors might need to configure before normal operation. User can configure such sensor via PC or through RS485-BL AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**.
295 -)))
296 296  
297 -(((
298 -When user issue an (% style="color:#4f81bd" %)**AT+CFGDEV**(%%) command, Each (% style="color:#4f81bd" %)**AT+CFGDEV**(%%) equals to send a command to the RS485 or TTL sensors. This command will only run when user input it and won’t run during each sampling.
299 -)))
300 300  
301 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
302 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
303 -|AT+CFGDEV|(% style="width:418px" %)(((
292 +
293 +1.
294 +11.
295 +111. Configure sensors
296 +
297 +Some sensors might need to configure before normal operation. User can configure such sensor via PC or through RS485-BL AT Commands AT+CFGDEV.
298 +
299 +
300 +When user issue an AT+CFGDEV command, Each AT+CFGDEV equals to send a command to the RS485 or TTL sensors. This command will only run when user input it and won’t run during each sampling.
301 +
302 +|**AT Commands**|**Description**|**Example**
303 +|AT+CFGDEV|(((
304 304  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
305 305  
306 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
306 +AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
307 307  
308 -mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
309 -)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
308 +m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
309 +)))|AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
310 310  
311 311  Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>path:#AT_CFGDEV]].
312 312  
313 -=== 3.3.3 Configure read commands for each sampling ===
314 314  
315 -(((
314 +
315 +
316 +
317 +1.
318 +11.
319 +111. Configure read commands for each sampling
320 +
316 316  RS485-BL is a battery powered device; it will sleep most of time. And wake up on each period and read RS485 / TTL sensor data and uplink.
317 -)))
318 318  
319 -(((
323 +
320 320  During each sampling, we need to confirm what commands we need to send to the sensors to read data. After the RS485/TTL sensors send back the value, it normally includes some bytes and we only need a few from them for a shorten payload.
321 -)))
322 322  
323 -(((
326 +
324 324  To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload.
325 -)))
326 326  
327 -(((
329 +
328 328  This section describes how to achieve above goals.
329 -)))
330 330  
331 -(((
332 +
332 332  During each sampling, the RS485-BL can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
333 -)))
334 334  
335 -(((
335 +
336 336  **Command from RS485-BL to Sensor:**
337 -)))
338 338  
339 -(((
340 340  RS485-BL can send out pre-set max 15 strings via **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF** . All commands are of same grammar.
341 -)))
342 342  
343 -(((
340 +
344 344  **Handle return from sensors to RS485-BL**:
345 -)))
346 346  
347 -(((
348 348  After RS485-BL send out a string to sensor, RS485-BL will wait for the return from RS485 or TTL sensor. And user can specify how to handle the return, by **AT+DATACUT or AT+SEARCH commands**
349 -)))
350 350  
351 -* (((
352 -**AT+DATACUT**
353 -)))
354 354  
355 -(((
346 +* **AT+DATACUT**
347 +
356 356  When the return value from sensor have fix length and we know which position the valid value we should get, we can use AT+DATACUT command.
357 -)))
358 358  
359 -* (((
360 -**AT+SEARCH**
361 -)))
362 362  
363 -(((
351 +* **AT+SEARCH**
352 +
364 364  When the return value from sensor is dynamic length and we are not sure which bytes the valid data is, instead, we know what value the valid value following. We can use AT+SEARCH to search the valid value in the return string.
365 -)))
366 366  
367 -(((
355 +
368 368  **Define wait timeout:**
369 -)))
370 370  
371 -(((
372 372  Some RS485 device might has longer delay on reply, so user can use AT+CMDDL to set the timeout for getting reply after the RS485 command is sent. For example, AT+CMDDL1=1000 to send the open time to 1000ms
373 -)))
374 374  
375 -(((
360 +
376 376  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
377 -)))
378 378  
363 +
379 379  **Examples:**
380 380  
381 381  Below are examples for the how above AT Commands works.
382 382  
368 +
383 383  **AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is:
384 384  
385 -(% border="1" class="table-bordered" %)
386 386  |(((
387 387  **AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
388 388  
... ... @@ -395,9 +395,9 @@
395 395  
396 396  In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
397 397  
383 +
398 398  **AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
399 399  
400 -(% border="1" class="table-bordered" %)
401 401  |(((
402 402  **AT+SEARCHx=aa,xx xx xx xx xx**
403 403  
... ... @@ -415,7 +415,7 @@
415 415  
416 416  The valid data will be all bytes after 1E 56 34 , so it is 2e 30 58 5f 36 41 30 31 00 49
417 417  
418 -[[image:1652954654347-831.png]]
403 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
419 419  
420 420  
421 421  1. For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
... ... @@ -434,7 +434,7 @@
434 434  
435 435  * **a: length for the return of AT+COMMAND**
436 436  * **b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.**
437 -* **c: define the position for valid value.  **
422 +* **c: define the position for valid value. **
438 438  )))
439 439  
440 440  Examples:
... ... @@ -475,7 +475,7 @@
475 475  
476 476  
477 477  
478 -1.
463 +1.
479 479  11.
480 480  111. Compose the uplink payload
481 481  
... ... @@ -572,6 +572,7 @@
572 572  1.
573 573  11. Uplink Payload
574 574  
560 +
575 575  |**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
576 576  |Value|(((
577 577  Battery(mV)
... ... @@ -620,7 +620,7 @@
620 620  
621 621  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
622 622  
623 -1.
609 +1.
624 624  11. Configure RS485-BL via AT or Downlink
625 625  
626 626  User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
... ... @@ -631,10 +631,12 @@
631 631  
632 632  * **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
633 633  
620 +
634 634  1.
635 635  11.
636 636  111. Common Commands:
637 637  
625 +
638 638  They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands]]
639 639  
640 640  
... ... @@ -642,6 +642,7 @@
642 642  11.
643 643  111. Sensor related commands:
644 644  
633 +
645 645  ==== Choose Device Type (RS485 or TTL) ====
646 646  
647 647  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
... ... @@ -682,6 +682,7 @@
682 682  * XX XX XX XX: RS485 command total NN bytes
683 683  * YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command
684 684  
674 +
685 685  **Example 1:**
686 686  
687 687  To connect a Modbus Alarm with below commands.
... ... @@ -790,6 +790,7 @@
790 790  
791 791  * AT+MBFUN=0: Disable Modbus fast reading.
792 792  
783 +
793 793  Example:
794 794  
795 795  * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
... ... @@ -874,7 +874,7 @@
874 874  
875 875  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
876 876  
877 -Example screen shot after clear all RS485 commands. 
868 +Example screen shot after clear all RS485 commands.
878 878  
879 879  
880 880  
... ... @@ -918,6 +918,7 @@
918 918  * A7 01 00 60   same as AT+BAUDR=9600
919 919  * A7 01 04 80  same as AT+BAUDR=115200
920 920  
912 +
921 921  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
922 922  
923 923  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
... ... @@ -948,15 +948,17 @@
948 948  1.
949 949  11. Buttons
950 950  
943 +
951 951  |**Button**|**Feature**
952 952  |**RST**|Reboot RS485-BL
953 953  
947 +
954 954  1.
955 955  11. +3V3 Output
956 956  
957 957  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
958 958  
959 -The +3V3 output will be valid for every sampling. RS485-BL will enable +3V3 output before all sampling and disable the +3V3 after all sampling. 
953 +The +3V3 output will be valid for every sampling. RS485-BL will enable +3V3 output before all sampling and disable the +3V3 after all sampling.
960 960  
961 961  
962 962  The +3V3 output time can be controlled by AT Command.
... ... @@ -974,7 +974,7 @@
974 974  
975 975  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
976 976  
977 -The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling. 
971 +The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling.
978 978  
979 979  
980 980  The 5V output time can be controlled by AT Command.
... ... @@ -995,6 +995,7 @@
995 995  |**LEDs**|**Feature**
996 996  |**LED1**|Blink when device transmit a packet.
997 997  
992 +
998 998  1.
999 999  11. Switch Jumper
1000 1000  
... ... @@ -1016,6 +1016,7 @@
1016 1016  
1017 1017  1. Case Study
1018 1018  
1014 +
1019 1019  User can check this URL for some case studies.
1020 1020  
1021 1021  [[http:~~/~~/wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS>>url:http://wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS]]
... ... @@ -1103,6 +1103,7 @@
1103 1103  * For bug fix
1104 1104  * Change LoRaWAN bands.
1105 1105  
1102 +
1106 1106  Below shows the hardware connection for how to upload an image to RS485-BL:
1107 1107  
1108 1108  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
... ... @@ -1146,6 +1146,7 @@
1146 1146  1.
1147 1147  11. How many RS485-Slave can RS485-BL connects?
1148 1148  
1146 +
1149 1149  The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>path:#downlink_A8]].
1150 1150  
1151 1151  
... ... @@ -1156,7 +1156,7 @@
1156 1156  
1157 1157  Please see this link for debug:
1158 1158  
1159 -[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug]] 
1157 +[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug]]
1160 1160  
1161 1161  
1162 1162  
... ... @@ -1171,6 +1171,7 @@
1171 1171  
1172 1172  1. Order Info
1173 1173  
1172 +
1174 1174  **Part Number: RS485-BL-XXX**
1175 1175  
1176 1176  **XXX:**
... ... @@ -1186,6 +1186,7 @@
1186 1186  * **RU864**: frequency bands RU864
1187 1187  * **KZ865: **frequency bands KZ865
1188 1188  
1188 +
1189 1189  1. Packing Info
1190 1190  
1191 1191  **Package Includes**:
... ... @@ -1194,6 +1194,7 @@
1194 1194  * Stick Antenna for LoRa RF part x 1
1195 1195  * Program cable x 1
1196 1196  
1197 +
1197 1197  **Dimension and weight**:
1198 1198  
1199 1199  * Device Size: 13.5 x 7 x 3 cm
... ... @@ -1201,6 +1201,7 @@
1201 1201  * Package Size / pcs : 14.5 x 8 x 5 cm
1202 1202  * Weight / pcs : 170g
1203 1203  
1205 +
1204 1204  1. Support
1205 1205  
1206 1206  * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
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