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Summary

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Title
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1 -RS485-LN – RS485 to LoRaWAN Converter
1 +RS485-BL – Waterproof RS485 to LoRaWAN Converter
Content
... ... @@ -1,11 +1,13 @@
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  
... ... @@ -14,28 +14,42 @@
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:**
... ... @@ -43,15 +43,19 @@
43 43  * STM32L072CZT6 MCU
44 44  * SX1276/78 Wireless Chip
45 45  * Power Consumption (exclude RS485 device):
46 -** Idle: 32mA@12v
62 +** Idle: 6uA@3.3v
47 47  
48 48  *
49 -** 20dB Transmit: 65mA@12v
65 +** 20dB Transmit: 130mA@3.3v
50 50  
51 51  **Interface for Model:**
52 52  
53 -* RS485
54 -* Power Input 7~~ 24V DC.
69 +* 1 x RS485 Interface
70 +* 1 x TTL Serial , 3.3v or 5v.
71 +* 1 x I2C Interface, 3.3v or 5v.
72 +* 1 x one wire interface
73 +* 1 x Interrupt Interface
74 +* 1 x Controllable 5V output, max
55 55  
56 56  **LoRa Spec:**
57 57  
... ... @@ -60,30 +60,27 @@
60 60  ** Band 2 (LF): 410 ~~ 528 Mhz
61 61  * 168 dB maximum link budget.
62 62  * +20 dBm - 100 mW constant RF output vs.
63 -* +14 dBm high efficiency PA.
64 64  * Programmable bit rate up to 300 kbps.
65 65  * High sensitivity: down to -148 dBm.
66 66  * Bullet-proof front end: IIP3 = -12.5 dBm.
67 67  * Excellent blocking immunity.
68 -* Low RX current of 10.3 mA, 200 nA register retention.
69 69  * Fully integrated synthesizer with a resolution of 61 Hz.
70 -* FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
88 +* LoRa modulation.
71 71  * Built-in bit synchronizer for clock recovery.
72 72  * Preamble detection.
73 73  * 127 dB Dynamic Range RSSI.
74 -* Automatic RF Sense and CAD with ultra-fast AFC.
75 -* Packet engine up to 256 bytes with CRC.
92 +* Automatic RF Sense and CAD with ultra-fast AFC. ​​​
76 76  
77 77  == 1.3 Features ==
78 78  
79 -* LoRaWAN Class A & Class C protocol (default Class C)
96 +* LoRaWAN Class A & Class C protocol (default Class A)
80 80  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
81 81  * AT Commands to change parameters
82 -* Remote configure parameters via LoRa Downlink
99 +* Remote configure parameters via LoRaWAN Downlink
83 83  * Firmware upgradable via program port
84 84  * Support multiply RS485 devices by flexible rules
85 85  * Support Modbus protocol
86 -* Support Interrupt uplink (Since hardware version v1.2)
103 +* Support Interrupt uplink
87 87  
88 88  == 1.4 Applications ==
89 89  
... ... @@ -94,283 +94,262 @@
94 94  * Smart Cities
95 95  * Smart Factory
96 96  
97 -== 1.5 Firmware Change log ==
114 +== 1.5 Firmware Change log ==
98 98  
99 -[[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
116 +[[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);"]]
100 100  
101 101  == 1.6 Hardware Change log ==
102 102  
103 103  (((
104 -(((
105 -v1.2: Add External Interrupt Pin.
106 -
107 -v1.0: Release
121 +v1.4
108 108  )))
109 -)))
110 110  
111 -= 2. Power ON Device =
112 -
113 113  (((
114 -The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
125 +~1. Change Power IC to TPS22916
126 +)))
115 115  
116 -* Power Source VIN to RS485-LN VIN+
117 -* Power Source GND to RS485-LN VIN-
118 118  
119 119  (((
120 -Once there is power, the RS485-LN will be on.
130 +v1.3
121 121  )))
122 122  
123 -[[image:1653268091319-405.png]]
133 +(((
134 +~1. Change JP3 from KF350-8P to KF350-11P, Add one extra interface for I2C and one extra interface for one-wire
124 124  )))
125 125  
126 -= 3. Operation Mode =
127 127  
128 -== 3.1 How it works? ==
138 +(((
139 +v1.2
140 +)))
129 129  
130 130  (((
131 -The RS485-LN is configured as LoRaWAN OTAA Class C 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-LN. It will auto join the network via OTAA.
143 +Release version ​​​​​
132 132  )))
133 133  
134 -== 3.2 Example to join LoRaWAN network ==
146 += 2. Pin mapping and Power ON Device =
135 135  
136 -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. 
148 +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.
137 137  
138 -[[image:1653268155545-638.png||height="334" width="724"]]
150 +[[image:1652953055962-143.png||height="387" width="728"]]
139 139  
140 -(((
141 -The RS485-LN in this example connected to two RS485 devices for demonstration, user can connect to other RS485 devices via the same method. The connection is as below:
152 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image003.png]]
142 142  
143 -485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
154 +The Left TXD and RXD are TTL interface for external sensor. TTL level is controlled by 3.3/5v Jumper.
144 144  
145 -[[image:1653268227651-549.png||height="592" width="720"]]
146 146  
147 -(((
148 -The LG308 is already set to connect to [[TTN V3 network >>path:eu1.cloud.thethings.network/]]. So what we need to now is only configure the TTN V3:
149 -)))
150 150  
151 -(((
152 -**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
153 -)))
158 +3. Operation Mode
159 +3.1 How it works?
154 154  
155 -(((
156 -Each RS485-LN is shipped with a sticker with unique device EUI:
157 -)))
158 -)))
161 +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.
159 159  
160 -[[image:1652953462722-299.png]]
161 161  
162 -(((
163 -(((
164 +1.
165 +11. Example to join LoRaWAN network
166 +
167 +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.
168 +
169 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image004.png]]
170 +
171 +
172 +The RS485-BL in this example connected to two RS485 devices for demonstration, user can connect to other RS485 devices via the same method.
173 +
174 +
175 +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:
176 +
177 +**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-BL.
178 +
179 +Each RS485-BL is shipped with a sticker with unique device EUI:
180 +
181 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image005.png]]
182 +
183 +
184 +
185 +
164 164  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
165 -)))
166 166  
167 -(((
168 168  Add APP EUI in the application.
169 -)))
170 -)))
171 171  
172 -[[image:image-20220519174512-1.png]]
190 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image006.png]]
173 173  
174 -[[image:image-20220519174512-2.png||height="323" width="720"]]
192 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image007.png]]
175 175  
176 -[[image:image-20220519174512-3.png||height="556" width="724"]]
194 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image008.png]]
177 177  
178 -[[image:image-20220519174512-4.png]]
196 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image009.png]]
179 179  
198 +
199 +
200 +
201 +
202 +
203 +
204 +
205 +
206 +
207 +
208 +
209 +
210 +
211 +
212 +
213 +
180 180  You can also choose to create the device manually.
181 181  
182 -[[image:1652953542269-423.png||height="710" width="723"]]
216 +|(((
217 +
218 +)))
183 183  
220 +
221 +
222 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
223 +
184 184  Add APP KEY and DEV EUI
185 185  
186 -[[image:1652953553383-907.png||height="514" width="724"]]
226 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
187 187  
188 188  
189 -(((
190 190  **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.
191 -)))
192 192  
193 -[[image:1652953568895-172.png||height="232" width="724"]]
231 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
194 194  
195 -== 3.3 Configure Commands to read data ==
196 196  
197 -(((
234 +
235 +
236 +1.
237 +11. Configure Commands to read data
238 +
198 198  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.
199 -)))
200 200  
201 -=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
202 202  
242 +1.
243 +11.
244 +111. Configure UART settings for RS485 or TTL communication
245 +
203 203  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
204 204  
205 -**~1. RS485-MODBUS mode:**
248 +1. RS485-MODBUS mode:
206 206  
207 207  AT+MOD=1 ~/~/ Support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
208 208  
209 -**2. TTL mode:**
210 210  
253 +1. TTL mode:
254 +
211 211  AT+MOD=2 ~/~/ Support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
212 212  
257 +
213 213  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.
214 214  
215 -(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
216 -|(((
217 -**AT Commands**
218 -)))|(% style="width:285px" %)(((
219 -**Description**
220 -)))|(% style="width:347px" %)(((
221 -**Example**
222 -)))
223 -|(((
224 -AT+BAUDR
225 -)))|(% style="width:285px" %)(((
226 -Set the baud rate (for RS485 connection). Default Value is: 9600.
227 -)))|(% style="width:347px" %)(((
228 -(((
260 +
261 +|**AT Commands**|**Description**|**Example**
262 +|AT+BAUDR|Set the baud rate (for RS485 connection). Default Value is: 9600.|(((
229 229  AT+BAUDR=9600
230 -)))
231 231  
232 -(((
233 233  Options: (1200,2400,4800,14400,19200,115200)
234 234  )))
235 -)))
236 -|(((
237 -AT+PARITY
238 -)))|(% style="width:285px" %)(((
239 -(((
267 +|AT+PARITY|(((
240 240  Set UART parity (for RS485 connection)
241 -)))
242 242  
243 -(((
244 244  Default Value is: no parity.
245 -)))
246 -)))|(% style="width:347px" %)(((
247 -(((
271 +)))|(((
248 248  AT+PARITY=0
249 -)))
250 250  
251 -(((
252 252  Option: 0: no parity, 1: odd parity, 2: even parity
253 253  )))
254 -)))
255 -|(((
256 -AT+STOPBIT
257 -)))|(% style="width:285px" %)(((
258 -(((
276 +|AT+STOPBIT|(((
259 259  Set serial stopbit (for RS485 connection)
260 -)))
261 261  
262 -(((
263 263  Default Value is: 1bit.
264 -)))
265 -)))|(% style="width:347px" %)(((
266 -(((
280 +)))|(((
267 267  AT+STOPBIT=0 for 1bit
268 -)))
269 269  
270 -(((
271 271  AT+STOPBIT=1 for 1.5 bit
272 -)))
273 273  
274 -(((
275 275  AT+STOPBIT=2 for 2 bits
276 276  )))
277 -)))
278 278  
279 -=== 3.3.2 Configure sensors ===
280 280  
281 -(((
282 -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**.
283 -)))
284 284  
285 -(((
286 -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.
287 -)))
288 288  
289 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
290 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
291 -|AT+CFGDEV|(% style="width:418px" %)(((
291 +
292 +1.
293 +11.
294 +111. Configure sensors
295 +
296 +Some sensors might need to configure before normal operation. User can configure such sensor via PC or through RS485-BL AT Commands AT+CFGDEV.
297 +
298 +
299 +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.
300 +
301 +|**AT Commands**|**Description**|**Example**
302 +|AT+CFGDEV|(((
292 292  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
293 293  
294 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
305 +AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
295 295  
296 -mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
297 -)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
307 +m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
308 +)))|AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
298 298  
299 299  Detail of AT+CFGDEV command see [[AT+CFGDEV detail>>path:#AT_CFGDEV]].
300 300  
301 -=== 3.3.3 Configure read commands for each sampling ===
302 302  
303 -(((
313 +
314 +
315 +
316 +1.
317 +11.
318 +111. Configure read commands for each sampling
319 +
304 304  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.
305 -)))
306 306  
307 -(((
322 +
308 308  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.
309 -)))
310 310  
311 -(((
325 +
312 312  To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload.
313 -)))
314 314  
315 -(((
328 +
316 316  This section describes how to achieve above goals.
317 -)))
318 318  
319 -(((
331 +
320 320  During each sampling, the RS485-BL can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
321 -)))
322 322  
323 -(((
334 +
324 324  **Command from RS485-BL to Sensor:**
325 -)))
326 326  
327 -(((
328 328  RS485-BL can send out pre-set max 15 strings via **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF** . All commands are of same grammar.
329 -)))
330 330  
331 -(((
339 +
332 332  **Handle return from sensors to RS485-BL**:
333 -)))
334 334  
335 -(((
336 336  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**
337 -)))
338 338  
339 -* (((
340 -**AT+DATACUT**
341 -)))
342 342  
343 -(((
345 +* **AT+DATACUT**
346 +
344 344  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.
345 -)))
346 346  
347 -* (((
348 -**AT+SEARCH**
349 -)))
350 350  
351 -(((
350 +* **AT+SEARCH**
351 +
352 352  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.
353 -)))
354 354  
355 -(((
354 +
356 356  **Define wait timeout:**
357 -)))
358 358  
359 -(((
360 360  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
361 -)))
362 362  
363 -(((
359 +
364 364  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
365 -)))
366 366  
362 +
367 367  **Examples:**
368 368  
369 369  Below are examples for the how above AT Commands works.
370 370  
367 +
371 371  **AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is:
372 372  
373 -(% border="1" class="table-bordered" %)
374 374  |(((
375 375  **AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
376 376  
... ... @@ -383,9 +383,9 @@
383 383  
384 384  In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
385 385  
382 +
386 386  **AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
387 387  
388 -(% border="1" class="table-bordered" %)
389 389  |(((
390 390  **AT+SEARCHx=aa,xx xx xx xx xx**
391 391  
... ... @@ -403,7 +403,7 @@
403 403  
404 404  The valid data will be all bytes after 1E 56 34 , so it is 2e 30 58 5f 36 41 30 31 00 49
405 405  
406 -[[image:1652954654347-831.png]]
402 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
407 407  
408 408  
409 409  1. For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
... ... @@ -422,7 +422,7 @@
422 422  
423 423  * **a: length for the return of AT+COMMAND**
424 424  * **b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.**
425 -* **c: define the position for valid value.  **
421 +* **c: define the position for valid value. **
426 426  )))
427 427  
428 428  Examples:
... ... @@ -463,7 +463,7 @@
463 463  
464 464  
465 465  
466 -1.
462 +1.
467 467  11.
468 468  111. Compose the uplink payload
469 469  
... ... @@ -560,6 +560,7 @@
560 560  1.
561 561  11. Uplink Payload
562 562  
559 +
563 563  |**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
564 564  |Value|(((
565 565  Battery(mV)
... ... @@ -608,7 +608,7 @@
608 608  
609 609  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
610 610  
611 -1.
608 +1.
612 612  11. Configure RS485-BL via AT or Downlink
613 613  
614 614  User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
... ... @@ -619,10 +619,12 @@
619 619  
620 620  * **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
621 621  
619 +
622 622  1.
623 623  11.
624 624  111. Common Commands:
625 625  
624 +
626 626  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]]
627 627  
628 628  
... ... @@ -630,6 +630,7 @@
630 630  11.
631 631  111. Sensor related commands:
632 632  
632 +
633 633  ==== Choose Device Type (RS485 or TTL) ====
634 634  
635 635  RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
... ... @@ -670,6 +670,7 @@
670 670  * XX XX XX XX: RS485 command total NN bytes
671 671  * 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
672 672  
673 +
673 673  **Example 1:**
674 674  
675 675  To connect a Modbus Alarm with below commands.
... ... @@ -778,6 +778,7 @@
778 778  
779 779  * AT+MBFUN=0: Disable Modbus fast reading.
780 780  
782 +
781 781  Example:
782 782  
783 783  * AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
... ... @@ -862,7 +862,7 @@
862 862  
863 863  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
864 864  
865 -Example screen shot after clear all RS485 commands. 
867 +Example screen shot after clear all RS485 commands.
866 866  
867 867  
868 868  
... ... @@ -906,6 +906,7 @@
906 906  * A7 01 00 60   same as AT+BAUDR=9600
907 907  * A7 01 04 80  same as AT+BAUDR=115200
908 908  
911 +
909 909  A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
910 910  
911 911  A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
... ... @@ -936,15 +936,17 @@
936 936  1.
937 937  11. Buttons
938 938  
942 +
939 939  |**Button**|**Feature**
940 940  |**RST**|Reboot RS485-BL
941 941  
946 +
942 942  1.
943 943  11. +3V3 Output
944 944  
945 945  RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
946 946  
947 -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. 
952 +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.
948 948  
949 949  
950 950  The +3V3 output time can be controlled by AT Command.
... ... @@ -962,7 +962,7 @@
962 962  
963 963  RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
964 964  
965 -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. 
970 +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.
966 966  
967 967  
968 968  The 5V output time can be controlled by AT Command.
... ... @@ -983,6 +983,7 @@
983 983  |**LEDs**|**Feature**
984 984  |**LED1**|Blink when device transmit a packet.
985 985  
991 +
986 986  1.
987 987  11. Switch Jumper
988 988  
... ... @@ -1004,6 +1004,7 @@
1004 1004  
1005 1005  1. Case Study
1006 1006  
1013 +
1007 1007  User can check this URL for some case studies.
1008 1008  
1009 1009  [[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]]
... ... @@ -1091,6 +1091,7 @@
1091 1091  * For bug fix
1092 1092  * Change LoRaWAN bands.
1093 1093  
1101 +
1094 1094  Below shows the hardware connection for how to upload an image to RS485-BL:
1095 1095  
1096 1096  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
... ... @@ -1134,6 +1134,7 @@
1134 1134  1.
1135 1135  11. How many RS485-Slave can RS485-BL connects?
1136 1136  
1145 +
1137 1137  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]].
1138 1138  
1139 1139  
... ... @@ -1144,7 +1144,7 @@
1144 1144  
1145 1145  Please see this link for debug:
1146 1146  
1147 -[[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]] 
1156 +[[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]]
1148 1148  
1149 1149  
1150 1150  
... ... @@ -1159,6 +1159,7 @@
1159 1159  
1160 1160  1. Order Info
1161 1161  
1171 +
1162 1162  **Part Number: RS485-BL-XXX**
1163 1163  
1164 1164  **XXX:**
... ... @@ -1174,6 +1174,7 @@
1174 1174  * **RU864**: frequency bands RU864
1175 1175  * **KZ865: **frequency bands KZ865
1176 1176  
1187 +
1177 1177  1. Packing Info
1178 1178  
1179 1179  **Package Includes**:
... ... @@ -1182,6 +1182,7 @@
1182 1182  * Stick Antenna for LoRa RF part x 1
1183 1183  * Program cable x 1
1184 1184  
1196 +
1185 1185  **Dimension and weight**:
1186 1186  
1187 1187  * Device Size: 13.5 x 7 x 3 cm
... ... @@ -1189,6 +1189,7 @@
1189 1189  * Package Size / pcs : 14.5 x 8 x 5 cm
1190 1190  * Weight / pcs : 170g
1191 1191  
1204 +
1192 1192  1. Support
1193 1193  
1194 1194  * 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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