Last modified by Mengting Qiu on 2025/07/14 09:59

From version 79.1
edited by Bei Jinggeng
on 2022/10/10 14:17
Change comment: There is no comment for this version
To version 40.1
edited by Xiaoling
on 2022/06/02 16:33
Change comment: Uploaded new attachment "image-20220602163333-5.png", version {1}

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Title
... ... @@ -1,1 +1,1 @@
1 -RS485-LN – RS485 to LoRaWAN Converter User Manual
1 +RS485-LN – RS485 to LoRaWAN Converter
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
... ... @@ -1,80 +1,48 @@
1 -(% aria-label="1653266934636-343.png image widget" contenteditable="false" role="region" tabindex="-1" %)
2 -(((
3 -(% data-widget="image" style="text-align:center" %)
4 -[[image:1653266934636-343.png||height="385" width="385"]](% title="Click and drag to resize" %)​
1 +(% style="text-align:center" %)
2 +[[image:1653266934636-343.png||height="385" width="385"]]
5 5  
6 -(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]]
7 -)))
8 8  
9 9  
6 +**RS485-LN – RS485 to LoRaWAN Converter User Manual**
10 10  
11 11  
12 -
13 -
14 -
15 15  **Table of Contents:**
16 16  
17 -{{toc/}}
18 18  
19 19  
20 -(% aria-label="macro:toc widget" contenteditable="false" role="region" tabindex="-1" %)
21 -(((
22 -(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]]
23 -)))
24 24  
25 25  
26 -
27 -
28 -
29 -
30 -
31 31  = 1.Introduction =
32 32  
33 -
34 34  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
35 35  
36 36  (((
37 37  (((
38 -(((
39 -
40 -
41 41  The Dragino RS485-LN is a (% style="color:blue" %)**RS485 to LoRaWAN Converter**(%%). It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost.
42 42  )))
43 -)))
44 44  
45 45  (((
46 -(((
47 47  RS485-LN allows user to (% style="color:blue" %)**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.
48 48  )))
49 -)))
50 50  
51 51  (((
52 -(((
53 53  (% style="color:blue" %)**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.
54 54  )))
55 -)))
56 56  
57 57  (((
58 -(((
59 59  (% style="color:blue" %)**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.
60 -)))
61 61  
62 -(((
63 63  (% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]]
64 -
65 -
66 66  )))
67 67  )))
68 -)))
69 69  
70 -(% aria-label="1653267211009-519.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653267211009-519.png||data-widget="image" height="419" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
39 +[[image:1653267211009-519.png||height="419" width="724"]]
71 71  
72 72  
73 -
74 74  == 1.2 Specifications ==
75 75  
76 76  
77 -(% style="color:#037691" %)**Hardware System:**
45 +**Hardware System:**
78 78  
79 79  * STM32L072CZT6 MCU
80 80  * SX1276/78 Wireless Chip 
... ... @@ -82,12 +82,12 @@
82 82  ** Idle: 32mA@12v
83 83  ** 20dB Transmit: 65mA@12v
84 84  
85 -(% style="color:#037691" %)**Interface for Model:**
53 +**Interface for Model:**
86 86  
87 87  * RS485
88 88  * Power Input 7~~ 24V DC. 
89 89  
90 -(% style="color:#037691" %)**LoRa Spec:**
58 +**LoRa Spec:**
91 91  
92 92  * Frequency Range:
93 93  ** Band 1 (HF): 862 ~~ 1020 Mhz
... ... @@ -106,13 +106,12 @@
106 106  * Preamble detection.
107 107  * 127 dB Dynamic Range RSSI.
108 108  * Automatic RF Sense and CAD with ultra-fast AFC.
109 -* Packet engine up to 256 bytes with CRC
77 +* Packet engine up to 256 bytes with CRC.
110 110  
111 111  == 1.3 Features ==
112 112  
113 -
114 114  * LoRaWAN Class A & Class C protocol (default Class C)
115 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864/MA869
82 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
116 116  * AT Commands to change parameters
117 117  * Remote configure parameters via LoRa Downlink
118 118  * Firmware upgradable via program port
... ... @@ -122,7 +122,6 @@
122 122  
123 123  == 1.4 Applications ==
124 124  
125 -
126 126  * Smart Buildings & Home Automation
127 127  * Logistics and Supply Chain Management
128 128  * Smart Metering
... ... @@ -132,25 +132,17 @@
132 132  
133 133  == 1.5 Firmware Change log ==
134 134  
135 -
136 136  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
137 137  
138 138  
139 -
140 140  == 1.6 Hardware Change log ==
141 141  
142 -
143 143  (((
144 144  (((
145 -(((
146 146  v1.2: Add External Interrupt Pin.
147 -)))
148 148  
149 -(((
150 150  v1.0: Release
151 -)))
152 152  
153 -
154 154  
155 155  )))
156 156  )))
... ... @@ -157,7 +157,6 @@
157 157  
158 158  = 2. Power ON Device =
159 159  
160 -
161 161  (((
162 162  The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
163 163  
... ... @@ -168,36 +168,28 @@
168 168  Once there is power, the RS485-LN will be on.
169 169  )))
170 170  
171 -(% aria-label="1653268091319-405.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268091319-405.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
128 +[[image:1653268091319-405.png]]
172 172  
173 -
174 174  
175 175  )))
176 176  
177 177  = 3. Operation Mode =
178 178  
179 -
180 180  == 3.1 How it works? ==
181 181  
182 -
183 183  (((
184 -(((
185 185  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.
186 -)))
187 187  
188 -
189 189  
190 190  )))
191 191  
192 192  == 3.2 Example to join LoRaWAN network ==
193 193  
194 -
195 195  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. 
196 196  
147 +[[image:1653268155545-638.png||height="334" width="724"]]
197 197  
198 -(% aria-label="1653268155545-638.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268155545-638.png||data-widget="image" height="334" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
199 199  
200 -
201 201  (((
202 202  (((
203 203  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:
... ... @@ -205,21 +205,16 @@
205 205  
206 206  (((
207 207  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
208 -
209 -
210 210  )))
211 211  
212 -(% aria-label="1653268227651-549.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268227651-549.png||data-widget="image" height="592" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
159 +[[image:1653268227651-549.png||height="592" width="720"]]
213 213  
214 -
215 215  (((
216 -The LG308 is already set to connect to [[TTN V3 network >>path:https://www.thethingsnetwork.org/]]. So what we need to now is only configure the TTN V3:
217 -
218 -
162 +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:
219 219  )))
220 220  
221 221  (((
222 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
166 +**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
223 223  )))
224 224  
225 225  (((
... ... @@ -227,95 +227,73 @@
227 227  )))
228 228  )))
229 229  
230 -(% aria-label="1652953462722-299.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953462722-299.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
174 +[[image:1652953462722-299.png]]
231 231  
232 -
233 233  (((
234 234  (((
235 235  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
236 -
237 -
238 238  )))
239 239  
240 240  (((
241 -**Add APP EUI in the application.**
182 +Add APP EUI in the application.
242 242  )))
243 243  )))
244 244  
245 -(% aria-label="image-20220519174512-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
186 +[[image:image-20220519174512-1.png]]
246 246  
247 -(% aria-label="image-20220519174512-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-2.png||data-widget="image" height="323" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
188 +[[image:image-20220519174512-2.png||height="323" width="720"]]
248 248  
249 -(% aria-label="image-20220519174512-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-3.png||data-widget="image" height="556" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
190 +[[image:image-20220519174512-3.png||height="556" width="724"]]
250 250  
251 -(% aria-label="image-20220519174512-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]]
192 +[[image:image-20220519174512-4.png]]
252 252  
253 -
254 -(% title="Click and drag to resize" %)​
255 -
256 256  You can also choose to create the device manually.
257 257  
258 -(% aria-label="1652953542269-423.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953542269-423.png||data-widget="image" height="710" width="723"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
196 +[[image:1652953542269-423.png||height="710" width="723"]]
259 259  
198 +Add APP KEY and DEV EUI
260 260  
200 +[[image:1652953553383-907.png||height="514" width="724"]]
261 261  
262 -**Add APP KEY and DEV EUI**
263 263  
264 -(% aria-label="1652953553383-907.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953553383-907.png||data-widget="image" height="514" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
265 -
266 -
267 -
268 268  (((
269 -(% style="color:blue" %)**Step 2**(%%): Power on RS485-LN 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.
270 -
271 -
204 +**Step 2**: Power on RS485-LN 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.
272 272  )))
273 273  
274 -(% aria-label="1652953568895-172.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953568895-172.png||data-widget="image" height="232" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
207 +[[image:1652953568895-172.png||height="232" width="724"]]
275 275  
276 276  
277 -
278 278  == 3.3 Configure Commands to read data ==
279 279  
280 -
281 281  (((
282 282  (((
283 -(((
284 -There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>||anchor="H3.5ConfigureRS485-LNviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
285 -
286 -
214 +There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>path:#AT_COMMAND]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
287 287  )))
288 -)))
289 289  
290 290  (((
291 -(((
292 -(% style="color:red" %)**Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1**
293 -)))
218 +(% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1
294 294  
295 -
296 296  
297 297  )))
298 298  )))
299 299  
300 -=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
224 +=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
301 301  
302 -
303 303  To use RS485-LN to read data from RS485 sensors, connect the RS485-LN A/B traces to the sensors. And user need to make sure RS485-LN use the match UART setting to access the sensors. The related commands for UART settings are:
304 304  
305 -
306 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
307 -|=(% style="width: 110px;" %)(((
228 +(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
229 +|(% style="width:128px" %)(((
308 308  **AT Commands**
309 -)))|=(% style="width: 190px;" %)(((
231 +)))|(% style="width:305px" %)(((
310 310  **Description**
311 -)))|=(% style="width: 190px;" %)(((
233 +)))|(% style="width:346px" %)(((
312 312  **Example**
313 313  )))
314 -|(% style="width:110px" %)(((
236 +|(% style="width:128px" %)(((
315 315  AT+BAUDR
316 -)))|(% style="width:190px" %)(((
238 +)))|(% style="width:305px" %)(((
317 317  Set the baud rate (for RS485 connection). Default Value is: 9600.
318 -)))|(% style="width:190px" %)(((
240 +)))|(% style="width:346px" %)(((
319 319  (((
320 320  AT+BAUDR=9600
321 321  )))
... ... @@ -324,11 +324,11 @@
324 324  Options: (1200,2400,4800,14400,19200,115200)
325 325  )))
326 326  )))
327 -|(% style="width:110px" %)(((
249 +|(% style="width:128px" %)(((
328 328  AT+PARITY
329 -)))|(% style="width:190px" %)(((
251 +)))|(% style="width:305px" %)(((
330 330  Set UART parity (for RS485 connection)
331 -)))|(% style="width:190px" %)(((
253 +)))|(% style="width:346px" %)(((
332 332  (((
333 333  AT+PARITY=0
334 334  )))
... ... @@ -337,9 +337,9 @@
337 337  Option: 0: no parity, 1: odd parity, 2: even parity
338 338  )))
339 339  )))
340 -|(% style="width:110px" %)(((
262 +|(% style="width:128px" %)(((
341 341  AT+STOPBIT
342 -)))|(% style="width:190px" %)(((
264 +)))|(% style="width:305px" %)(((
343 343  (((
344 344  Set serial stopbit (for RS485 connection)
345 345  )))
... ... @@ -347,7 +347,7 @@
347 347  (((
348 348  
349 349  )))
350 -)))|(% style="width:190px" %)(((
272 +)))|(% style="width:346px" %)(((
351 351  (((
352 352  AT+STOPBIT=0 for 1bit
353 353  )))
... ... @@ -363,34 +363,24 @@
363 363  
364 364  === 3.3.2 Configure sensors ===
365 365  
366 -
367 367  (((
368 368  (((
369 -Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won't run during each sampling.
370 -
371 -
290 +Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won’t run during each sampling.
372 372  )))
373 373  )))
374 374  
375 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
376 -|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
377 -|AT+CFGDEV|(% style="width:110px" %)(((
378 -(((
294 +(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
295 +|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
296 +|AT+CFGDEV|(% style="width:418px" %)(((
379 379  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
380 -)))
381 381  
382 -(((
383 383  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
384 -)))
385 385  
386 -(((
387 387  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
388 -)))
389 -)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
302 +)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
390 390  
391 391  === 3.3.3 Configure read commands for each sampling ===
392 392  
393 -
394 394  (((
395 395  During each sampling, we need confirm what commands we need to send to the RS485 sensors to read data. After the RS485 sensors send back the value, it normally include some bytes and we only need a few from them for a shorten payload.
396 396  
... ... @@ -401,9 +401,8 @@
401 401  During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
402 402  
403 403  
404 -(% style="color:#037691" %)**Each RS485 commands include two parts:**
316 +**Each RS485 commands include two parts:**
405 405  
406 -
407 407  ~1. What commands RS485-LN will send to the RS485 sensors. There are total 15 commands from **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF**. All commands are of same grammar.
408 408  
409 409  2. How to get wanted value the from RS485 sensors returns from by 1). There are total 15 AT Commands to handle the return, commands are **AT+DATACUT1**,**AT+DATACUT2**,…, **AT+DATACUTF** corresponding to the commands from 1). All commands are of same grammar.
... ... @@ -413,14 +413,15 @@
413 413  
414 414  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
415 415  
327 +
416 416  Below are examples for the how above AT Commands works.
417 417  
418 418  
419 -(% style="color:#037691" %)**AT+COMMANDx **(%%)**: **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
331 +**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
420 420  
421 421  (% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
422 422  |(% style="width:496px" %)(((
423 -(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
335 +**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
424 424  
425 425  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
426 426  
... ... @@ -432,10 +432,10 @@
432 432  In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
433 433  
434 434  
435 -(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
347 +**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
436 436  
437 -(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
438 -|(% style="width:510px" %)(((
349 +(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
350 +|(% style="width:722px" %)(((
439 439  **AT+DATACUTx=a,b,c**
440 440  
441 441  * **a: length for the return of AT+COMMAND**
... ... @@ -445,30 +445,25 @@
445 445  
446 446  **Examples:**
447 447  
360 +* Grab bytes:
448 448  
449 -* (% style="color:#037691" %)**Grab bytes**
362 +[[image:image-20220602153621-1.png]]
450 450  
451 -(% aria-label="image-20220602153621-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
452 452  
365 +* Grab a section.
453 453  
367 +[[image:image-20220602153621-2.png]]
454 454  
455 -* (% style="color:#037691" %)**Grab a section**
456 456  
457 -(% aria-label="image-20220602153621-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-2.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
370 +* Grab different sections.
458 458  
372 +[[image:image-20220602153621-3.png]]
459 459  
460 -
461 -* (% style="color:#037691" %)**Grab different sections**
462 -
463 -(% aria-label="image-20220602153621-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-3.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
464 -
465 -
466 466  
467 467  )))
468 468  
469 469  === 3.3.4 Compose the uplink payload ===
470 470  
471 -
472 472  (((
473 473  Through AT+COMMANDx and AT+DATACUTx we got valid value from each RS485 commands, Assume these valid value are RETURN1, RETURN2, .., to RETURNx. The next step is how to compose the LoRa Uplink Payload by these RETURNs. The command is **AT+DATAUP.**
474 474  
... ... @@ -486,16 +486,18 @@
486 486  )))
487 487  
488 488  (((
489 -Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
396 +Final Payload is
490 490  )))
491 491  
492 492  (((
493 -Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
400 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
401 +)))
494 494  
495 -
403 +(((
404 +Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
496 496  )))
497 497  
498 -[[image:image-20220929111027-1.png||height="509" width="685"]](% title="Click and drag to resize" %)​
407 +[[image:1653269759169-150.png||height="513" width="716"]]
499 499  
500 500  
501 501  (% style="color:#037691" %)**Examples: AT+DATAUP=1**
... ... @@ -503,8 +503,9 @@
503 503  
504 504  Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
505 505  
506 -Final Payload is (% style="color:#4f81bd" %)**PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
415 +Final Payload is
507 507  
417 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
508 508  
509 509  1. PAYVER: Defined by AT+PAYVER
510 510  1. PAYLOAD COUNT: Total how many uplinks of this sampling.
... ... @@ -511,7 +511,7 @@
511 511  1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
512 512  1. DATA: Valid value: max 8 bytes for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 8 bytes
513 513  
514 -(% aria-label="image-20220602155039-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602155039-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
424 +[[image:image-20220602155039-4.png]]
515 515  
516 516  
517 517  So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
... ... @@ -523,9 +523,8 @@
523 523  DATA3=the rest of Valid value of RETURN10= **30**
524 524  
525 525  
526 -(% style="color:red" %)**Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:**
436 +(% style="color:red" %)Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:
527 527  
528 -
529 529   ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
530 530  
531 531   * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
... ... @@ -535,1195 +535,619 @@
535 535   ~* For all other bands: max 51 bytes for each uplink.
536 536  
537 537  
538 -(% style="color:red" %)** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
539 -
540 -(% style="color:red" %)** When AT+DATAUP=1 and AT+ADR=0, the maximum number of bytes of each payload is determined by the DR value. (Since v1.4.0)**
541 -
542 -
543 -
544 544  Below are the uplink payloads:
545 545  
449 +[[image:1654157178836-407.png]]
546 546  
547 -(% aria-label="1654157178836-407.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157178836-407.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
548 548  
549 -
550 -
551 551  === 3.3.5 Uplink on demand ===
552 552  
553 -
554 554  Except uplink periodically, RS485-LN is able to uplink on demand. The server send downlink command to RS485-LN and RS485 will uplink data base on the command.
555 555  
556 -(% style="color:blue" %)**Downlink control command:**
456 +Downlink control command:
557 557  
558 -(% style="color:#4472c4" %)** 0x08 command**(%%): Poll an uplink with current command set in RS485-LN.
458 +**0x08 command**: Poll an uplink with current command set in RS485-LN.
559 559  
560 -(% style="color:#4472c4" %)** 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.
460 +**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
561 561  
562 562  
563 563  
564 564  === 3.3.6 Uplink on Interrupt ===
565 565  
566 -
567 567  RS485-LN support external Interrupt uplink since hardware v1.2 release.
568 568  
468 +[[image:1654157342174-798.png]]
569 569  
570 -(% aria-label="1654157342174-798.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157342174-798.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
571 -
572 572  Connect the Interrupt pin to RS485-LN INT port and connect the GND pin to V- port. When there is a high voltage (Max 24v) on INT pin. Device will send an uplink packet.
573 573  
574 574  
575 -
576 576  == 3.4 Uplink Payload ==
577 577  
578 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:800px" %)
579 -|(((
580 -Size(bytes)
581 -)))|1|(((
582 -Length depends on the return from the commands
583 -)))
584 -|(((
585 -Value
586 -)))|(((
587 -PAYLOAD_VER
588 -)))|(((
589 -If the valid payload is too long and exceed the maximum
475 +(% border="1" style="background-color:#4bacc6; color:white; width:734px" %)
476 +|**Size(bytes)**|(% style="width:120px" %)**2**|(% style="width:116px" %)**1**|(% style="width:386px" %)**Length depends on the return from the commands**
477 +|Value|(% style="width:120px" %)(((
478 +Battery(mV)
590 590  
591 -support payload length in server, server will show payload not
480 +&
592 592  
593 -provided in the LoRaWAN server.
594 -)))
482 +Interrupt _Flag
483 +)))|(% style="width:116px" %)(((
484 +PAYLOAD_VER
595 595  
596 -(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]]
486 +
487 +)))|(% style="width:386px" %)If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server.
597 597  
598 -(% title="Click and drag to resize" %)​
599 -
600 600  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
601 601  
602 602  
492 +== 3.5 Configure RS485-BL via AT or Downlink ==
603 603  
604 -== 3.5 Configure RS485-LN via AT or Downlink ==
605 -
606 -
607 -(((
608 608  User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
609 -)))
610 610  
611 -(((
612 612  There are two kinds of Commands:
613 -)))
614 614  
615 -* (((
616 -(% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
617 -)))
498 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
618 618  
619 -* (((
620 -(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
621 -)))
500 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
622 622  
623 -(((
624 -
625 -)))
626 626  
627 627  
628 -
629 629  === 3.5.1 Common Commands ===
630 630  
631 -
632 632  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: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
633 633  
634 634  
509 +=== 3.5.2 Sensor related commands: ===
635 635  
636 -=== 3.5.2 Downlink Response(Since firmware v1.4) ===
511 +==== Choose Device Type (RS485 or TTL) ====
637 637  
513 +RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
638 638  
639 -Response feature is added to the server's downlink, a special package with a FPort of 200 will be uploaded immediately after receiving the data sent by the server.
515 +* AT Command
640 640  
517 +**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
641 641  
642 -(% aria-label="image-20220602163333-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602163333-5.png||data-widget="image" height="263" width="1160"]]
519 +**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
643 643  
644 -(% title="Click and drag to resize" %)​
645 645  
646 -The first byte of this package represents whether the configuration is successful, 00 represents failure, 01 represents success. Except for the first byte, the other is the previous downlink. (All commands except A8 type commands are applicable)
522 +* Downlink Payload
647 647  
524 +**0A aa**     à same as AT+MOD=aa
648 648  
649 649  
650 -=== 3.5.3 Sensor related commands ===
651 651  
528 +==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
652 652  
530 +This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
653 653  
532 +* AT Command
654 654  
655 -==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
534 +AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
656 656  
536 +m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
657 657  
658 -(((
659 -This command is used to configure the RS485 devices; they won't be used during sampling. Max Length of AT+CFGDEV is **40 bytes**.
660 -)))
661 661  
662 -(((
663 -* (% style="color:#037691" %)**AT Command**
664 664  
665 -(((
666 -(% style="color:#4472c4" %)** AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**  (%%) m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
667 -)))
668 -)))
540 +* Downlink Payload
669 669  
670 -(((
671 -
672 -)))
542 +Format: A8 MM NN XX XX XX XX YY
673 673  
674 -* (((
675 -(% style="color:#037691" %)**Downlink Payload**
676 -)))
677 -
678 -(((
679 -Format: (% style="color:#4472c4" %)** A8 MM NN XX XX XX XX YY**
680 -)))
681 -
682 -(((
683 683  Where:
684 -)))
685 685  
686 -* (((
687 -MM: 1: add CRC-16/MODBUS ; 0: no CRC
688 -)))
689 -* (((
690 -NN: The length of RS485 command
691 -)))
692 -* (((
693 -XX XX XX XX: RS485 command total NN bytes
694 -)))
695 -* (((
696 -(((
697 -YY: How many bytes will be uplink from the return of this RS485 command,
698 -)))
546 +* MM: 1: add CRC-16/MODBUS ; 0: no CRC
547 +* NN: The length of RS485 command
548 +* XX XX XX XX: RS485 command total NN bytes
549 +* 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
699 699  
700 -* (((
701 -if YY=0, RS485-LN will execute the downlink command without uplink;
702 -)))
703 -* (((
704 -if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
705 -)))
706 -* (((
707 -if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
708 -)))
709 -)))
551 +**Example 1:**
710 710  
711 -(((
712 -
713 -
714 -(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
715 -)))
716 -
717 -(((
718 718  To connect a Modbus Alarm with below commands.
719 -)))
720 720  
721 -* (((
722 -The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
723 -)))
555 +* The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
724 724  
725 -* (((
726 -The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
727 -)))
557 +* The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
728 728  
729 -(((
730 -
731 -
732 732  So if user want to use downlink command to control to RS485 Alarm, he can use:
733 -)))
734 734  
735 -(((
736 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
737 -)))
561 +**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
738 738  
739 -(((
740 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
741 -)))
563 +**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
742 742  
743 -(((
744 744  A8 is type code and 01 means add CRC-16/MODBUS at the end, the 3^^rd^^ byte is 06, means the next 6 bytes are the command to be sent to the RS485 network, the final byte 00 means this command don’t need to acquire output.
745 -)))
746 746  
747 -(((
748 -
749 -)))
750 750  
751 -(((
752 -(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
753 -)))
568 +**Example 2:**
754 754  
755 -(((
756 -User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
757 -)))
570 +Check TTL Sensor return:
758 758  
759 -(((
760 -
761 -)))
572 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
762 762  
763 -(((
764 -(((
765 -RS485-LN got this downlink command and send (% style="color:#4f81bd" %)**0A 08 00 04 00 01 **(%%)to Modbus network. One of the RS485 sensor in the network send back Modbus reply **0A 08 00 04 00 00**. RS485-LN get this reply and combine with the original downlink command and uplink. The uplink message is:  **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
766 -)))
767 767  
768 -
769 -)))
770 770  
771 -(((
772 - (% aria-label="1654159460680-153.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654159460680-153.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
773 -)))
774 774  
577 +==== Set Payload version ====
775 775  
579 +This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
776 776  
581 +* AT Command:
777 777  
778 -==== (% style="color:blue" %)**Set Payload version**(%%) ====
583 +AT+PAYVER: Set PAYVER field = 1
779 779  
780 780  
781 -(((
782 -This is the first byte of the uplink payload. RS485-LN can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
783 -)))
586 +* Downlink Payload:
784 784  
785 -(((
786 -* (% style="color:#037691" %)**AT Command:**
588 +0xAE 01   à Set PAYVER field =  0x01
787 787  
788 -(% style="color:#4472c4" %)** AT+PAYVER:    ** (%%) Set PAYVER field = 1
590 +0xAE 0F   à Set PAYVER field =  0x0F
789 789  
790 -
791 -)))
792 792  
793 -* (((
794 -(% style="color:#037691" %)**Downlink Payload:**
795 -)))
593 +==== Set RS485 Sampling Commands ====
796 796  
797 -(((
798 -(% style="color:#4472c4" %)** 0xAE 01** (%%) ~-~->  Set PAYVER field =  0x01
799 -)))
595 +AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
800 800  
801 -(((
802 -(% style="color:#4472c4" %)** 0xAE 0F**   (%%) ~-~->  Set PAYVER field =  0x0F
803 -)))
597 +These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>path:#polling_485]].
804 804  
805 805  
806 -**1 Add the interrupt flag at the highest bit of the Payver byte, that is, Byte7 of the first byte. (Since v1.4.0)**
600 +* AT Command:
807 807  
602 +AT+COMMANDx: Configure RS485 read command to sensor.
808 808  
809 -[[image:image-20220824145428-2.png||height="168" width="1300"]]
604 +AT+DATACUTx: Configure how to handle return from RS485 devices.
810 810  
606 +AT+SEARCHx: Configure search command
811 811  
812 812  
813 -**2 )  if the data intercepted by AT+DATACUT or AT+MBFUN is empty, it will display NULL, and the payload will be filled with n FFs.**
609 +* Downlink Payload:
814 814  
611 +0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
815 815  
816 -[[image:image-20220824145428-3.png||height="308" width="1200"]]
613 +Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
817 817  
615 +Format: AF MM NN LL XX XX XX XX YY
818 818  
819 -
820 -
821 -==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
822 -
823 -
824 -(((
825 -AT+COMMANDx or AT+DATACUTx
826 -)))
827 -
828 -(((
829 -These three commands are used to configure how the RS485-LN polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
830 -)))
831 -
832 -(((
833 -
834 -)))
835 -
836 -* (((
837 -(% style="color:#037691" %)**AT Command:**
838 -)))
839 -
840 -(% style="color:#4472c4" %)** AT+COMMANDx:    ** (%%) Configure RS485 read command to sensor.
841 -
842 -(% style="color:#4472c4" %)** AT+DATACUTx:        **(%%) Configure how to handle return from RS485 devices.
843 -
844 -
845 -* (((
846 -(% style="color:#037691" %)**Downlink Payload:**
847 -)))
848 -
849 -(((
850 -(% style="color:#4472c4" %)** 0xAF**(%%) downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
851 -
852 -
853 -)))
854 -
855 -(((
856 -(% style="color:red" %)**Note : if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.**
857 -
858 -
859 -)))
860 -
861 -(((
862 -Format: (% style="color:#4472c4" %)** AF MM NN LL XX XX XX XX YY**
863 -)))
864 -
865 -(((
866 866  Where:
867 -)))
868 868  
869 -* (((
870 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
871 -)))
872 -* (((
873 -NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
874 -)))
875 -* (((
876 -LL:  The length of AT+COMMAND or AT+DATACUT command
877 -)))
878 -* (((
879 -XX XX XX XX: AT+COMMAND or AT+DATACUT command
880 -)))
881 -* (((
882 -YY:  If YY=0, RS485-LN will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.
883 -)))
619 +* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
620 +* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
621 +* LL: The length of AT+COMMAND or AT+DATACUT command
622 +* XX XX XX XX: AT+COMMAND or AT+DATACUT command
623 +* YY: If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command.
884 884  
885 -(((
886 -
625 +Example:
887 887  
888 -**Example:**
889 -)))
627 +**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
890 890  
891 -(((
892 -(% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1
893 -)))
629 +**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
894 894  
895 -(((
896 -(% style="color:#037691" %)**AF 03 02 06**(% style="color:orange" %)** 10 **(% style="color:red" %)**01 **(% style="color:green" %)**05 06 09 0A**(% style="color:#037691" %)** 00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**16**(%%),(% style="color:red" %)**1**(%%),(% style="color:green" %)**5+6+9+10**
897 -)))
631 +**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
898 898  
899 -(((
900 -(% style="color:#037691" %)**AF 03 02 06 **(% style="color:orange" %)**0B**(% style="color:red" %)** 02 **(% style="color:green" %)**05 07 08 0A **(% style="color:#037691" %)**00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**11**(%%),(% style="color:red" %)**2**(%%),(% style="color:green" %)**5~~7+8~~10**
901 -)))
902 902  
634 +0xAB downlink command can be used for set AT+SEARCHx
903 903  
636 +Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
904 904  
638 +* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
639 +* AB aa 02 03 xx xx xx 02 yy yy(03 means there are 3 bytes after 03, they are xx xx xx;02 means there are 2 bytes after 02, they are yy yy) so the commands
905 905  
906 -==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
641 +**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
907 907  
908 908  
909 -(((
910 -(% style="color:#4472c4" %)** AT+MBFUN**(%%) is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].
911 -)))
644 +==== Fast command to handle MODBUS device ====
912 912  
913 -(((
646 +AT+MBFUN is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].
647 +
914 914  This command is valid since v1.3 firmware version
915 -)))
916 916  
917 -(((
918 -AT+MBFUN can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore.
919 -)))
920 920  
921 -(((
922 -
923 -)))
651 +AT+MBFUN has only two value:
924 924  
925 -(((
926 -**Example:**
927 -)))
653 +* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
928 928  
929 -* (((
930 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
931 -)))
932 -* (((
933 -AT+COMMAND1= 01 03 00 10 00 08,1  ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
934 -)))
935 -* (((
936 -AT+COMMAND2= 01 02 00 40 00 10,1  ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
655 +AT+MBFUN=1, device can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore.
937 937  
938 -
939 -)))
657 +* AT+MBFUN=0: Disable Modbus fast reading.
940 940  
941 -(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]]
659 +Example:
942 942  
943 -(% title="Click and drag to resize" %)​
661 +* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
662 +* AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
663 +* AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
944 944  
945 -(% aria-label="image-20220602165351-7.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-7.png||data-widget="image"]](% title="Click and drag to resize" %)​
665 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
946 946  
947 947  
668 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
948 948  
949 949  
950 -==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
671 +* Downlink Commands:
951 951  
673 +A9 aa -à Same as AT+MBFUN=aa
952 952  
953 -(((
954 -Some Modbus device has slow action to send replies. This command is used to configure the RS485-LN to use longer time to wait for their action.
955 -)))
956 956  
957 -(((
958 -Default value: 0, range:  0 ~~ 65 seconds
959 -)))
676 +==== RS485 command timeout ====
960 960  
961 -(((
962 -* (% style="color:#037691" %)** AT Command:**
678 +Some Modbus device has slow action to send replies. This command is used to configure the RS485-BL to use longer time to wait for their action.
963 963  
964 -(% style="color:#4472c4" %)** AT+CMDDLaa=hex(bb cc)*1000**
965 -)))
680 +Default value: 0, range:  0 ~~ 5 seconds
966 966  
967 -(((
968 -
969 969  
970 -**Example:**
971 -)))
683 +* AT Command:
972 972  
973 -(((
974 -(% style="color:#4472c4" %)** AT+CMDDL1=1000** (%%)to send the open time to 1000ms
975 -)))
685 +AT+CMDDLaa=hex(bb cc)
976 976  
977 -(((
978 -
979 -)))
687 +Example:
980 980  
981 -* (((
982 -(% style="color:#037691" %)** Downlink Payload:**
983 -)))
689 +**AT+CMDDL1=1000** to send the open time to 1000ms
984 984  
985 -(((
986 -(% style="color:#4472c4" %)** 0x AA aa bb cc**(%%) Same as: AT+CMDDLaa=hex(bb cc)*1000
987 -)))
988 988  
989 -(((
990 -
692 +* Downlink Payload:
991 991  
992 -**Example:**
993 -)))
694 +0x AA aa bb cc
994 994  
995 -(((
996 -**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
997 -)))
696 +Same as: AT+CMDDLaa=hex(bb cc)
998 998  
698 + Example:
999 999  
700 + 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
1000 1000  
1001 1001  
1002 -==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
703 +==== [[Uplink>>path:#downlink_A8]] payload mode ====
1003 1003  
1004 -
1005 -(((
1006 1006  Define to use one uplink or multiple uplinks for the sampling.
1007 -)))
1008 1008  
1009 -(((
1010 -The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
707 +The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
1011 1011  
1012 -
1013 -)))
709 +* AT Command:
1014 1014  
1015 -(((
1016 -* (% style="color:#037691" %)** AT Command:**
711 +AT+DATAUP=0
1017 1017  
1018 -(% style="color:#4472c4" %)** AT+DATAUP=0**
713 +AT+DATAUP=1
1019 1019  
1020 -(% style="color:#4472c4" %)** AT+DATAUP=1**
1021 1021  
1022 -
1023 -)))
716 +* Downlink Payload:
1024 1024  
1025 -(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1,20000  ~/~/  (00 00 14 is 20 seconds)
718 +0xAD 00   à Same as AT+DATAUP=0
1026 1026  
1027 -Each uplink is sent to the server at 20-second intervals when segmented.
720 +0xAD 01   à Same as AT+DATAUP=1
1028 1028  
1029 1029  
1030 -* (((
1031 -(% style="color:#037691" %)** Downlink Payload:**
1032 -)))
723 +==== Manually trigger an Uplink ====
1033 1033  
1034 -(% style="color:#4472c4" %)** 0xAD 00** (%%) **~-~->** Same as AT+DATAUP=0
1035 -
1036 -(% style="color:#4472c4" %)** 0xAD 01**  (%%) **~-~->** Same as AT+DATAUP=1  ~/~/Each uplink is sent to the server one after the other as it is segmented.
1037 -
1038 -
1039 -* (((
1040 -(% style="color:#037691" %)** AT Command:**
1041 -)))
1042 -
1043 -(% style="color:#4472c4" %)** AT+DATAUP=1,Timeout**
1044 -
1045 -
1046 -* (((
1047 -(% style="color:#037691" %)** Downlink Payload:**
1048 -)))
1049 -
1050 -(% style="color:#4472c4" %)** 0xAD 01 00 00 14** (%%) **~-~->** Same as AT+DATAUP=1,20000  ~/~/  (00 00 14 is 20 seconds)
1051 -
1052 -Each uplink is sent to the server at 20-second intervals when segmented.
1053 -
1054 -
1055 -
1056 -
1057 -==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
1058 -
1059 -
1060 -(((
1061 1061  Ask device to send an uplink immediately.
1062 -)))
1063 1063  
1064 -* (((
1065 -(% style="color:#037691" %)** AT Command:**
1066 -)))
727 +* Downlink Payload:
1067 1067  
1068 -(((
1069 -No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
1070 -)))
729 +0x08 FF, RS485-BL will immediately send an uplink.
1071 1071  
1072 -(((
1073 -
1074 -)))
1075 1075  
1076 -* (((
1077 -(% style="color:#037691" %)** Downlink Payload:**
1078 -)))
732 +==== Clear RS485 Command ====
1079 1079  
1080 -(((
1081 -(% style="color:#4472c4" %)** 0x08 FF**(%%), RS485-LN will immediately send an uplink.
1082 -)))
1083 -
1084 -
1085 -
1086 -
1087 -==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
1088 -
1089 -
1090 -(((
1091 1091  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1092 1092  
1093 -
1094 -)))
1095 1095  
1096 -* (((
1097 -(% style="color:#037691" %)** AT Command:**
1098 -)))
737 +* AT Command:
1099 1099  
1100 -(((
1101 -(% style="color:#4472c4" %)** AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase
1102 -)))
739 +**AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1103 1103  
1104 -(((
1105 -
1106 -
1107 1107  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1108 -)))
1109 1109  
1110 -(((
1111 1111  Example screen shot after clear all RS485 commands. 
1112 -)))
1113 1113  
1114 -(((
1115 -
1116 -)))
1117 1117  
1118 -(((
746 +
1119 1119  The uplink screen shot is:
1120 -)))
1121 1121  
1122 -(% aria-label="1654160691922-496.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654160691922-496.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
749 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1123 1123  
1124 1124  
1125 -* (((
1126 -(% style="color:#037691" %)** Downlink Payload:**
1127 -)))
752 +* Downlink Payload:
1128 1128  
1129 -(((
1130 -(% style="color:#4472c4" %)** 0x09 aa bb** (%%) same as AT+CMDEAR=aa,bb
1131 -)))
754 +0x09 aa bb same as AT+CMDEAR=aa,bb
1132 1132  
1133 1133  
757 +==== Set Serial Communication Parameters ====
1134 1134  
1135 -
1136 -==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1137 -
1138 -
1139 -(((
1140 1140  Set the Rs485 serial communication parameters:
1141 -)))
1142 1142  
1143 -(((
1144 -(% style="color:#037691" %)**AT Command:**
1145 -)))
761 +* AT Command:
1146 1146  
1147 -(((
1148 -* Set Baud Rate
1149 -)))
763 +Set Baud Rate:
1150 1150  
1151 -(% style="color:#4472c4" %)** AT+BAUDR=9600** (%%) ~/~/  Options: (200~~115200)  When using low baud rate or receiving multiple bytes, you need to use AT+CMDDL to increase the receive timeout (the default receive timeout is 400ms), otherwise data will be lost
765 +AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1152 1152  
1153 1153  
1154 -(((
1155 -* Set UART Parity
1156 -)))
768 +Set UART parity
1157 1157  
1158 -(% style="color:#4472c4" %)** AT+PARITY=0** (%%) ~/~/  Option: 0: no parity, 1: odd parity, 2: even parity
770 +AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1159 1159  
1160 1160  
1161 -(((
1162 -* Set STOPBIT
1163 -)))
773 +Set STOPBIT
1164 1164  
1165 -(% style="color:#4472c4" %)** AT+STOPBIT=0** (%%) ~/~/  Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
775 +AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1166 1166  
1167 1167  
1168 -(((
1169 -(% style="color:#037691" %)**Downlink Payload:**
1170 -)))
778 +* Downlink Payload:
1171 1171  
1172 -(((
1173 -(% style="color:#4472c4" %)** A7 01 aa bb**:   (%%) Same  AT+BAUDR=hex(aa bb)*100
1174 -)))
780 +A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1175 1175  
1176 -(((
1177 -**Example:**
1178 -)))
782 +Example:
1179 1179  
1180 -* (((
1181 -A7 01 00 60  same as AT+BAUDR=9600
1182 -)))
1183 -* (((
1184 -A7 01 04 80  same as AT+BAUDR=115200
1185 -)))
784 +* A7 01 00 60   same as AT+BAUDR=9600
785 +* A7 01 04 80  same as AT+BAUDR=115200
1186 1186  
1187 -(((
1188 -* A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1189 -)))
787 +A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1190 1190  
1191 -(((
1192 -* A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1193 -)))
789 +A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1194 1194  
1195 1195  
1196 -==== (% style="color:blue" %)**Configure Databit (Since Version 1.4.0)**(%%) ====
792 +==== Control output power duration ====
1197 1197  
1198 -* (((
1199 -(% style="color:#037691" %)** AT Command:**
1200 -)))
794 +User can set the output power duration before each sampling.
1201 1201  
1202 -**~ AT+DATABIT=7  **~/~/ Set the data bits to 7
796 +* AT Command:
1203 1203  
1204 -**~ AT+DATABIT=8  **~/~/Set the data bits to 8
798 +Example:
1205 1205  
1206 -* (((
1207 -(% style="color:#037691" %)**Downlink Payload:**
1208 -)))
800 +AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1209 1209  
1210 -**~ A7 04 07**: Same as  AT+DATABIT=7
802 +AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1211 1211  
1212 -**~ A7 04 08**: Same as  AT+DATABIT=8
1213 1213  
805 +* LoRaWAN Downlink Command:
1214 1214  
807 +07 01 aa bb  Same as AT+5VT=(aa bb)
1215 1215  
1216 -==== (% style="color:blue" %)**Encrypted payload**(%%) ====
809 +07 02 aa b Same as AT+3V3T=(aa bb)
1217 1217  
1218 -(((
1219 -
1220 -)))
1221 1221  
1222 -* (((
1223 -(% style="color:#037691" %)** AT Command:**
1224 -)))
1225 1225  
1226 -(% style="color:#4472c4" %)** AT+DECRYPT=1  ** (%%) ~/~/ The payload is uploaded without encryption
1227 1227  
1228 -(% style="color:#4472c4" %)** AT+DECRYPT=0  ** (%%) ~/~/ Encrypt when uploading payload (default)
814 +1.
815 +11. Buttons
1229 1229  
817 +|**Button**|**Feature**
818 +|**RST**|Reboot RS485-BL
1230 1230  
820 +1.
821 +11. +3V3 Output
1231 1231  
823 +RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1232 1232  
1233 -==== (% style="color:blue" %)**Get sensor value**(%%) ====
825 +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. 
1234 1234  
1235 1235  
1236 -* (((
1237 -(% style="color:#037691" %)** AT Command:**
1238 -)))
828 +The +3V3 output time can be controlled by AT Command.
1239 1239  
1240 -(% style="color:#4472c4" %)** AT+GETSENSORVALUE=0  **(%%) ~/~/ The serial port gets the reading of the current sensor
830 +**AT+3V3T=1000**
1241 1241  
1242 -(% style="color:#4472c4" %)** AT+GETSENSORVALUE=1  **(%%) ~/~/ The serial port gets the current sensor reading and uploads it.
832 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1243 1243  
1244 1244  
835 +By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1245 1245  
1246 1246  
1247 -==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
838 +1.
839 +11. +5V Output
1248 1248  
841 +RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1249 1249  
1250 -* (((
1251 -(% style="color:#037691" %)** AT Command:**
1252 -)))
843 +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. 
1253 1253  
1254 -(% style="color:#4472c4" %)** AT+DISFCNTCHECK=0  **(%%) ~/~/  When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
1255 1255  
1256 -(% style="color:#4472c4" %)** AT+DISFCNTCHECK=1  **(%%) ~/~/  When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
846 +The 5V output time can be controlled by AT Command.
1257 1257  
848 +**AT+5VT=1000**
1258 1258  
850 +Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1259 1259  
1260 1260  
1261 -==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
853 +By default, the AT+5VT=0. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor.
1262 1262  
1263 1263  
1264 -* (((
1265 -(% style="color:#037691" %)** AT Command:**
1266 -)))
1267 1267  
1268 - (% style="color:#4472c4" %)** AT+DISMACANS=0**  (%%) ~/~/  When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
1269 1269  
1270 - (% style="color:#4472c4" %)** AT+DISMACANS=1**   (%%) ~/~/  When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
858 +1.
859 +11. LEDs
1271 1271  
861 +|**LEDs**|**Feature**
862 +|**LED1**|Blink when device transmit a packet.
1272 1272  
1273 -* (((
1274 -(% style="color:#037691" %)** Downlink Payload:**
1275 -)))
864 +1.
865 +11. Switch Jumper
1276 1276  
1277 -(% style="color:#4472c4" %)** 0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
867 +|**Switch Jumper**|**Feature**
868 +|**SW1**|(((
869 +ISP position: Upgrade firmware via UART
1278 1278  
1279 -
1280 -
1281 -
1282 -==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
1283 -
1284 -
1285 -* (((
1286 -(% style="color:#037691" %)** AT Command:**
871 +Flash position: Configure device, check running status.
1287 1287  )))
873 +|**SW2**|(((
874 +5V position: set to compatible with 5v I/O.
1288 1288  
1289 -(% style="color:#4472c4" %)** AT+RPL=5**  (%%) ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
1290 -
1291 -
1292 -Example:**aa xx xx xx xx**         ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent.
1293 -
1294 -
1295 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]]
1296 -
1297 -
1298 -
1299 -For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1300 -
1301 -
1302 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]
1303 -
1304 -
1305 -For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
1306 -
1307 -
1308 -
1309 -
1310 -==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
1311 -
1312 -
1313 -(((
1314 -* (% style="color:#037691" %)**Downlink Payload:**
1315 -
1316 -(% style="color:#4472c4" %)** 26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
876 +3.3v position: set to compatible with 3.3v I/O.,
1317 1317  )))
1318 1318  
879 ++3.3V: is always ON
1319 1319  
1320 -Example
881 ++5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1321 1321  
883 +1. Case Study
1322 1322  
1323 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]
885 +User can check this URL for some case studies.
1324 1324  
887 +[[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]]
1325 1325  
1326 1326  
1327 1327  
1328 -==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
1329 1329  
892 +1. Use AT Command
893 +11. Access AT Command
1330 1330  
1331 -* (((
1332 -(% style="color:#037691" %)** AT Command:**
1333 -)))
895 +RS485-BL supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-BL to use AT command, as below.
1334 1334  
1335 -(% style="color:#4472c4" %)**AT+RXMODE=1,10**    (%%) ~/~/ When the RS485-LN receives more than 10 bytes from the RS485, it immediately sends the uplink of the received data.
897 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1336 1336  
1337 -(% style="color:#4472c4" %)**AT+RXMODE=2,500    ** (%%) ~/~/  RS485-LN uploads data as uplink from the first byte received by RS485 to the data received within 500ms after that.
1338 1338  
1339 -(% style="color:#4472c4" %)**AT+RXMODE=0,0  ** (%%) ~/~/  Disable this mode (default)
900 +In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
1340 1340  
902 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1341 1341  
1342 -* (((
1343 -(% style="color:#037691" %)**Downlink Payload:**
1344 -)))
1345 1345  
1346 -(% style="color:#4472c4" %)** A6 aa bb bb               ** (%%) ~/~/same as AT+RXMODE=aa,bb
1347 1347  
1348 -[[image:image-20220824144240-1.png]]
906 +More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1349 1349  
1350 1350  
1351 1351  
1352 -== 3.6 Listening mode for RS485 network ==
910 +1.
911 +11. Common AT Command Sequence
912 +111. Multi-channel ABP mode (Use with SX1301/LG308)
1353 1353  
914 +If device has not joined network yet:
1354 1354  
1355 -(((
1356 -This feature support since firmware v1.4
1357 -)))
916 +AT+FDR
1358 1358  
1359 -(((
1360 -RS485-LN supports listening mode, it can listen the RS485 network packets and send them via LoRaWAN uplink. Below is the structure. The blue arrow shows the RS485 network packets to RS485-LN.
918 +AT+NJM=0
1361 1361  
1362 -
1363 -)))
920 +ATZ
1364 1364  
1365 -(% aria-label="image-20220602171200-8.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-8.png||data-widget="image" height="567" width="1007"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]]
1366 1366  
1367 -(% title="Click and drag to resize" %)​
1368 -
1369 -(((
1370 -To enable the listening mode, use can run the command (% style="color:#4472c4" %)** AT+RXMODE**.
1371 -)))
1372 -
1373 -(((
1374 -
1375 -)))
1376 -
1377 -(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1378 -|=(% style="width: 100px;" %)(((
1379 -**Command example**
1380 -)))|=(% style="width: 400px;" %)(((
1381 -**Function**
1382 -)))
1383 -|(% style="width:100px" %)(((
1384 -AT+RXMODE=1,10
1385 -)))|(% style="width:400px" %)(((
1386 -Enable listening mode 1, if RS485-LN has received more than 10 RS485 commands from the network. RS485-LN will send these commands via LoRaWAN uplinks.
1387 -)))
1388 -|(% style="width:100px" %)(((
1389 -AT+RXMODE=2,500
1390 -)))|(% style="width:400px" %)(((
1391 -Enable listening mode 2, RS485-LN will capture and send a 500ms content once from the first detect of character. Max value is 65535 ms
1392 -)))
1393 -|(% style="width:100px" %)(((
1394 -AT+RXMODE=0,0
1395 -)))|(% style="width:400px" %)(((
1396 -Disable listening mode. This is the default settings.
1397 -)))
1398 -|(% style="width:100px" %)(((
1399 -
1400 -)))|(% style="width:400px" %)(((
1401 -A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1402 -)))
1403 -
1404 -(((
1405 -
1406 -
1407 -(% style="color:#037691" %)**Downlink Command:**
1408 -)))
1409 -
1410 -(((
1411 -(% style="color:#4472c4" %)** 0xA6 aa bb cc **(%%) same as AT+RXMODE=aa,(bb<<8 | cc)
1412 -)))
1413 -
1414 -(((
1415 -
1416 -)))
1417 -
1418 -(((
1419 -**Example**:
1420 -)))
1421 -
1422 -(((
1423 -The RS485-LN is set to AT+RXMODE=2,1000
1424 -)))
1425 -
1426 -(((
1427 -There is a two Modbus commands in the RS485 network as below:
1428 -)))
1429 -
1430 -(((
1431 -The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1432 -)))
1433 -
1434 -(((
1435 -And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1436 -)))
1437 -
1438 -(((
1439 -RS485-LN will capture both and send the uplink: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b  (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1440 -
1441 -
1442 -)))
1443 -
1444 -(((
1445 -(% aria-label="image-20220602171200-9.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-9.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1446 -)))
1447 -
1448 -(((
1449 -
1450 -)))
1451 -
1452 -(((
1453 -(((
1454 -(% style="color:red" %)**Notice: Listening mode can work with the default polling mode of RS485-LN. When RS485-LN is in to send the RS485 commands (from AT+COMMANDx), the listening mode will be interrupt for a while.**
1455 -)))
1456 -)))
1457 -
1458 -
1459 -
1460 -== 3.7 Buttons ==
1461 -
1462 -
1463 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1464 -|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1465 -|(% style="width:50px" %)**ACT**|(% style="width:361px" %)If RS485 joined in network, press this button for more than 1 second, RS485 will upload a packet, and the SYS LED will give a (% style="color:blue" %)**Blue blink**
1466 -|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1467 -|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1468 -
1469 -== 3.8 LEDs ==
1470 -
1471 -
1472 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1473 -|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1474 -|**PWR**|Always on if there is power
1475 -|**SYS**|After device is powered on, the SYS will (% style="color:green" %)**fast blink in GREEN**(%%) for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be (% style="color:green" %)**on GREEN for 5 seconds** (%%)**. **SYS will (% style="color:green" %)**blink Blue**(%%) on every upload and (% style="color:green" %)**blink Green**(%%) once receive a downlink message.
1476 -
1477 -= 4. Case Study =
1478 -
1479 -
1480 -User can check this URL for some case studies: [[APP RS485 COMMUNICATE WITH SENSORS>>doc:Main.Application Note \: Communicate with Different Sensors ----- RS485-LN RS485-BL.WebHome]]
1481 -
1482 -
1483 -
1484 -= 5. Use AT Command =
1485 -
1486 -
1487 -== 5.1 Access AT Command ==
1488 -
1489 -
1490 -(((
1491 -RS485-LN supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-LN to use AT command, as below.
1492 -
1493 -
1494 -)))
1495 -
1496 -(% aria-label="1654162355560-817.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162355560-817.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1497 -
1498 -
1499 -
1500 -(((
1501 -In PC, User needs to set (% style="color:blue" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console of RS485-LN. The default password is 123456. Below is the output for reference:
1502 -
1503 -
1504 -)))
1505 -
1506 -(% aria-label="1654162368066-342.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162368066-342.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1507 -
1508 -
1509 -(((
1510 -More detail AT Command manual can be found at [[AT Command Manual>>https://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1511 -)))
1512 -
1513 -
1514 -
1515 -== 5.2 Common AT Command Sequence ==
1516 -
1517 -
1518 -=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1519 -
1520 -
1521 -If device has not joined network yet:
1522 -
1523 -* (% style="color:#037691" %)**AT+FDR**
1524 -* (% style="color:#037691" %)**AT+NJM=0**
1525 -* (% style="color:#037691" %)**ATZ**
1526 -
1527 -(((
1528 -
1529 -
1530 1530  If device already joined network:
1531 1531  
1532 -* (% style="color:#037691" %)**AT+NJM=0**
1533 -* (% style="color:#037691" %)**ATZ**
925 +AT+NJM=0
1534 1534  
1535 -
1536 -)))
927 +ATZ
1537 1537  
929 +1.
930 +11.
931 +111. Single-channel ABP mode (Use with LG01/LG02)
1538 1538  
933 +AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1539 1539  
1540 -=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
935 +AT+NJM=0 Set to ABP mode
1541 1541  
937 +AT+ADR=0 Set the Adaptive Data Rate Off
1542 1542  
1543 -(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
939 +AT+DR=5  Set Data Rate
1544 1544  
1545 -(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
941 +AT+TDC=60000  Set transmit interval to 60 seconds
1546 1546  
1547 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
943 +AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1548 1548  
1549 -(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
945 +AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1550 1550  
1551 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
947 +AT+RX2DR= Set RX2DR to match the downlink DR from server. see below
1552 1552  
1553 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
949 +AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1554 1554  
1555 -(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
951 +ATZ          Reset MCU
1556 1556  
1557 -(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
953 +**Note:**
1558 1558  
1559 -(% style="background-color:#dcdcdc" %)**AT+DADDR=26** (%%) 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
955 +1. Make sure the device is set to ABP mode in the IoT Server.
956 +1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
957 +1. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
958 +1. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1560 1560  
1561 -(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
960 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1562 1562  
1563 1563  
1564 -(% style="color:red" %)**Note:**
963 +1. FAQ
964 +11. How to upgrade the image?
1565 1565  
1566 -(((
1567 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1568 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1569 -3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1570 -4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
966 +The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1571 1571  
1572 -
1573 -)))
968 +* Support new features
969 +* For bug fix
970 +* Change LoRaWAN bands.
1574 1574  
1575 -(% aria-label="1654162478620-421.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162478620-421.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
972 +Below shows the hardware connection for how to upload an image to RS485-BL:
1576 1576  
974 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1577 1577  
976 +**Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1578 1578  
1579 -= 6. FAQ =
978 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1580 1580  
980 +**Step3: **Open flashloader; choose the correct COM port to update.
1581 1581  
1582 -== 6.1 How to upgrade the image? ==
1583 1583  
1584 -
1585 -(((
1586 -The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
983 +|(((
984 +HOLD PRO then press the RST button, SYS will be ON, then click next
1587 1587  )))
1588 1588  
1589 -* (((
1590 -Support new features
987 +|(((
988 +Board detected
1591 1591  )))
1592 -* (((
1593 -For bug fix
1594 -)))
1595 -* (((
1596 -Change LoRaWAN bands.
1597 -)))
1598 1598  
1599 -(((
1600 -Below shows the hardware connection for how to upload an image to RS485-LN:
1601 -)))
1602 -
1603 -(% aria-label="1654162535040-878.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162535040-878.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]]
1604 -
1605 -(% title="Click and drag to resize" %)​
1606 -
1607 -(((
1608 -(% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1609 -
991 +|(((
1610 1610  
1611 1611  )))
1612 1612  
1613 -(((
1614 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]].
995 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]]
1615 1615  
1616 -
1617 -)))
1618 1618  
1619 -(((
1620 -(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
1621 1621  
1622 -
1623 -)))
999 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]]
1624 1624  
1625 -(((
1626 -(((
1627 -(((
1628 -(% style="color:blue" %) Hold down the PRO button and then momentarily press the RST reset button and the SYS led will change from OFF to ON, While SYS LED is RED ON, it means the RS485-LN is ready to be program.
1629 -)))
1630 -)))
1631 -)))
1632 1632  
1002 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]]
1633 1633  
1634 -(% aria-label="image-20220602175818-12.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175818-12.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1635 1635  
1005 +1.
1006 +11. How to change the LoRa Frequency Bands/Region?
1636 1636  
1637 -(% aria-label="image-20220602175848-13.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175848-13.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1008 +User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1638 1638  
1639 1639  
1640 -(% aria-label="image-20220602175912-14.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175912-14.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1641 1641  
1012 +1.
1013 +11. How many RS485-Slave can RS485-BL connects?
1642 1642  
1643 -(% style="color:red" %)**Notice**: **In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:**
1015 +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]].
1644 1644  
1645 -(% aria-label="image-20220602175638-10.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175638-10.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1646 1646  
1647 1647  
1648 1648  
1649 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1020 +1. Trouble Shooting     
1021 +11. Downlink doesn’t work, how to solve it?
1650 1650  
1023 +Please see this link for debug:
1651 1651  
1652 -User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1025 +[[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]] 
1653 1653  
1654 1654  
1655 1655  
1656 -== 6.3 How many RS485-Slave can RS485-LN connects? ==
1029 +1.
1030 +11. Why I can’t join TTN V3 in US915 /AU915 bands?
1657 1657  
1032 +It might about the channels mapping. Please see for detail.
1658 1658  
1659 -The RS485-LN can support max 32 RS485 devices. Each uplink command of RS485-LN can support max 16 different RS485 command. So RS485-LN 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>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
1034 +[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
1660 1660  
1661 1661  
1662 1662  
1663 -== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1038 +1. Order Info
1664 1664  
1040 +**Part Number: RS485-BL-XXX**
1665 1665  
1666 -When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1042 +**XXX:**
1667 1667  
1668 -Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1044 +* **EU433**: frequency bands EU433
1045 +* **EU868**: frequency bands EU868
1046 +* **KR920**: frequency bands KR920
1047 +* **CN470**: frequency bands CN470
1048 +* **AS923**: frequency bands AS923
1049 +* **AU915**: frequency bands AU915
1050 +* **US915**: frequency bands US915
1051 +* **IN865**: frequency bands IN865
1052 +* **RU864**: frequency bands RU864
1053 +* **KZ865: **frequency bands KZ865
1669 1669  
1055 +1. Packing Info
1670 1670  
1671 -
1672 -== 6.5 Can i use point to point communication for RS485-LN? ==
1673 -
1674 -
1675 -Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1676 -
1677 -
1678 -
1679 -== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
1680 -
1681 -
1682 -[[Use RS485-BL or RS485-LN to connect to RS232 devices. - DRAGINO>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/RS485%20to%20RS232/]]
1683 -
1684 -
1685 -
1686 -= 7. Trouble Shooting =
1687 -
1688 -
1689 -== 7.1 Downlink doesn't work, how to solve it? ==
1690 -
1691 -
1692 -Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1693 -
1694 -
1695 -
1696 -== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
1697 -
1698 -
1699 -It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1700 -
1701 -
1702 -
1703 -= 8. Order Info =
1704 -
1705 -
1706 -(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1707 -
1708 -(% style="color:blue" %)**XXX:**
1709 -
1710 -* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
1711 -* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
1712 -* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
1713 -* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
1714 -* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
1715 -* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
1716 -* (% style="color:red" %)**US915**(%%):  frequency bands US915
1717 -* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
1718 -* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1719 -* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1720 -
1721 -= 9.Packing Info =
1722 -
1723 -
1724 1724  **Package Includes**:
1725 1725  
1726 -* RS485-LN x 1
1059 +* RS485-BL x 1
1727 1727  * Stick Antenna for LoRa RF part x 1
1728 1728  * Program cable x 1
1729 1729  
... ... @@ -1734,68 +1734,9 @@
1734 1734  * Package Size / pcs : 14.5 x 8 x 5 cm
1735 1735  * Weight / pcs : 170g
1736 1736  
1737 -= 10. FCC Caution for RS485LN-US915 =
1070 +1. Support
1738 1738  
1072 +* 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.
1073 +* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to
1739 1739  
1740 -(((
1741 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1742 -)))
1743 -
1744 -(((
1745 -This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
1746 -)))
1747 -
1748 -(((
1749 -
1750 -)))
1751 -
1752 -(((
1753 -(% style="color:red" %)**IMPORTANT NOTE:**
1754 -)))
1755 -
1756 -(((
1757 -(% style="color:red" %)**Note: **(%%)This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
1758 -)))
1759 -
1760 -(((
1761 -—Reorient or relocate the receiving antenna.
1762 -)))
1763 -
1764 -(((
1765 -—Increase the separation between the equipment and receiver.
1766 -)))
1767 -
1768 -(((
1769 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1770 -)))
1771 -
1772 -(((
1773 -—Consult the dealer or an experienced radio/TV technician for help.
1774 -)))
1775 -
1776 -(((
1777 -
1778 -)))
1779 -
1780 -(((
1781 -(% style="color:red" %)**FCC Radiation Exposure Statement:**
1782 -)))
1783 -
1784 -(((
1785 -This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment.This equipment should be installed and operated with minimum distance 20cm between the radiator& your body.
1786 -)))
1787 -
1788 -
1789 -
1790 -= 11. Support =
1791 -
1792 -
1793 -* (((
1794 -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.
1795 -)))
1796 -* (((
1797 -Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]].
1798 -
1799 -
1800 -
1801 -)))
1075 +[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
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