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Last modified by Mengting Qiu on 2025/07/14 09:59
From version 72.1
edited by Bei Jinggeng
on 2022/08/24 14:56
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To version 39.1
edited by Xiaoling
on 2022/06/02 16:33
Change comment: Uploaded new attachment "1654158783574-851.png", version {1}

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Title
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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
... ... @@ -1,33 +1,17 @@
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 33  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
... ... @@ -34,46 +34,31 @@
34 34  
35 35  (((
36 36  (((
37 -(((
38 -
39 -
40 40  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.
41 41  )))
42 -)))
43 43  
44 44  (((
45 -(((
46 46  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.
47 47  )))
48 -)))
49 49  
50 50  (((
51 -(((
52 52  (% 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.
53 53  )))
54 -)))
55 55  
56 56  (((
57 -(((
58 58  (% 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.
59 -)))
60 60  
61 -(((
62 62  (% 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]]
63 -
64 -
65 65  )))
66 66  )))
67 -)))
68 68  
69 -(% 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"]]
70 70  
71 71  
72 -
73 73  == 1.2 Specifications ==
74 74  
75 75  
76 -(% style="color:#037691" %)**Hardware System:**
45 +**Hardware System:**
77 77  
78 78  * STM32L072CZT6 MCU
79 79  * SX1276/78 Wireless Chip 
... ... @@ -81,12 +81,12 @@
81 81  ** Idle: 32mA@12v
82 82  ** 20dB Transmit: 65mA@12v
83 83  
84 -(% style="color:#037691" %)**Interface for Model:**
53 +**Interface for Model:**
85 85  
86 86  * RS485
87 87  * Power Input 7~~ 24V DC. 
88 88  
89 -(% style="color:#037691" %)**LoRa Spec:**
58 +**LoRa Spec:**
90 90  
91 91  * Frequency Range:
92 92  ** Band 1 (HF): 862 ~~ 1020 Mhz
... ... @@ -105,13 +105,12 @@
105 105  * Preamble detection.
106 106  * 127 dB Dynamic Range RSSI.
107 107  * Automatic RF Sense and CAD with ultra-fast AFC.
108 -* Packet engine up to 256 bytes with CRC
77 +* Packet engine up to 256 bytes with CRC.
109 109  
110 110  == 1.3 Features ==
111 111  
112 -
113 113  * LoRaWAN Class A & Class C protocol (default Class C)
114 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864/MA869
82 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
115 115  * AT Commands to change parameters
116 116  * Remote configure parameters via LoRa Downlink
117 117  * Firmware upgradable via program port
... ... @@ -121,7 +121,6 @@
121 121  
122 122  == 1.4 Applications ==
123 123  
124 -
125 125  * Smart Buildings & Home Automation
126 126  * Logistics and Supply Chain Management
127 127  * Smart Metering
... ... @@ -131,25 +131,17 @@
131 131  
132 132  == 1.5 Firmware Change log ==
133 133  
134 -
135 135  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
136 136  
137 137  
138 -
139 139  == 1.6 Hardware Change log ==
140 140  
141 -
142 142  (((
143 143  (((
144 -(((
145 145  v1.2: Add External Interrupt Pin.
146 -)))
147 147  
148 -(((
149 149  v1.0: Release
150 -)))
151 151  
152 -
153 153  
154 154  )))
155 155  )))
... ... @@ -156,7 +156,6 @@
156 156  
157 157  = 2. Power ON Device =
158 158  
159 -
160 160  (((
161 161  The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
162 162  
... ... @@ -167,9 +167,8 @@
167 167  Once there is power, the RS485-LN will be on.
168 168  )))
169 169  
170 -(% 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]]
171 171  
172 -
173 173  
174 174  )))
175 175  
... ... @@ -177,22 +177,17 @@
177 177  
178 178  == 3.1 How it works? ==
179 179  
180 -
181 181  (((
182 -(((
183 183  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.
184 -)))
185 185  
186 -
187 187  
188 188  )))
189 189  
190 190  == 3.2 Example to join LoRaWAN network ==
191 191  
192 -
193 193  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. 
194 194  
195 -(% 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" %)​
147 +[[image:1653268155545-638.png||height="334" width="724"]]
196 196  
197 197  
198 198  (((
... ... @@ -204,17 +204,14 @@
204 204  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
205 205  )))
206 206  
207 -(% 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"]]
208 208  
209 -
210 210  (((
211 -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:
212 -
213 -
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:
214 214  )))
215 215  
216 216  (((
217 -(% 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.
218 218  )))
219 219  
220 220  (((
... ... @@ -222,9 +222,8 @@
222 222  )))
223 223  )))
224 224  
225 -(% 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]]
226 226  
227 -
228 228  (((
229 229  (((
230 230  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
... ... @@ -231,75 +231,65 @@
231 231  )))
232 232  
233 233  (((
234 -**Add APP EUI in the application.**
182 +Add APP EUI in the application.
235 235  )))
236 236  )))
237 237  
238 -(% 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]]
239 239  
240 -(% 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"]]
241 241  
242 -(% 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"]]
243 243  
244 -(% 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"]](% title="Click and drag to resize" %)​
192 +[[image:image-20220519174512-4.png]]
245 245  
246 246  You can also choose to create the device manually.
247 247  
248 -(% 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"]]
249 249  
198 +Add APP KEY and DEV EUI
250 250  
200 +[[image:1652953553383-907.png||height="514" width="724"]]
251 251  
252 -**Add APP KEY and DEV EUI**
253 253  
254 -(% 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" %)​
255 -
256 -
257 257  (((
258 -(% 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.
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.
259 259  )))
260 260  
261 -(% 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"]]
262 262  
263 263  
264 -
265 265  == 3.3 Configure Commands to read data ==
266 266  
267 -
268 268  (((
269 269  (((
270 -(((
271 -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.
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.
272 272  )))
273 -)))
274 274  
275 275  (((
276 -(((
277 -(% 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**
278 -)))
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
279 279  
280 -
281 281  
282 282  )))
283 283  )))
284 284  
285 -=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
224 +=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
286 286  
287 -
288 288  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:
289 289  
290 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
291 -|=(% style="width: 110px;" %)(((
228 +(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
229 +|(% style="width:128px" %)(((
292 292  **AT Commands**
293 -)))|=(% style="width: 190px;" %)(((
231 +)))|(% style="width:305px" %)(((
294 294  **Description**
295 -)))|=(% style="width: 190px;" %)(((
233 +)))|(% style="width:346px" %)(((
296 296  **Example**
297 297  )))
298 -|(% style="width:110px" %)(((
236 +|(% style="width:128px" %)(((
299 299  AT+BAUDR
300 -)))|(% style="width:190px" %)(((
238 +)))|(% style="width:305px" %)(((
301 301  Set the baud rate (for RS485 connection). Default Value is: 9600.
302 -)))|(% style="width:190px" %)(((
240 +)))|(% style="width:346px" %)(((
303 303  (((
304 304  AT+BAUDR=9600
305 305  )))
... ... @@ -308,11 +308,11 @@
308 308  Options: (1200,2400,4800,14400,19200,115200)
309 309  )))
310 310  )))
311 -|(% style="width:110px" %)(((
249 +|(% style="width:128px" %)(((
312 312  AT+PARITY
313 -)))|(% style="width:190px" %)(((
251 +)))|(% style="width:305px" %)(((
314 314  Set UART parity (for RS485 connection)
315 -)))|(% style="width:190px" %)(((
253 +)))|(% style="width:346px" %)(((
316 316  (((
317 317  AT+PARITY=0
318 318  )))
... ... @@ -321,9 +321,9 @@
321 321  Option: 0: no parity, 1: odd parity, 2: even parity
322 322  )))
323 323  )))
324 -|(% style="width:110px" %)(((
262 +|(% style="width:128px" %)(((
325 325  AT+STOPBIT
326 -)))|(% style="width:190px" %)(((
264 +)))|(% style="width:305px" %)(((
327 327  (((
328 328  Set serial stopbit (for RS485 connection)
329 329  )))
... ... @@ -331,7 +331,7 @@
331 331  (((
332 332  
333 333  )))
334 -)))|(% style="width:190px" %)(((
272 +)))|(% style="width:346px" %)(((
335 335  (((
336 336  AT+STOPBIT=0 for 1bit
337 337  )))
... ... @@ -347,34 +347,24 @@
347 347  
348 348  === 3.3.2 Configure sensors ===
349 349  
350 -
351 351  (((
352 352  (((
353 -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.
354 -
355 -
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.
356 356  )))
357 357  )))
358 358  
359 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
360 -|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
361 -|AT+CFGDEV|(% style="width:110px" %)(((
362 -(((
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" %)(((
363 363  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
364 -)))
365 365  
366 -(((
367 367  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
368 -)))
369 369  
370 -(((
371 371  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
372 -)))
373 -)))|(% 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
374 374  
375 375  === 3.3.3 Configure read commands for each sampling ===
376 376  
377 -
378 378  (((
379 379  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.
380 380  
... ... @@ -385,7 +385,7 @@
385 385  During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
386 386  
387 387  
388 -(% style="color:#037691" %)**Each RS485 commands include two parts:**
316 +**Each RS485 commands include two parts:**
389 389  
390 390  ~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.
391 391  
... ... @@ -396,14 +396,15 @@
396 396  
397 397  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
398 398  
327 +
399 399  Below are examples for the how above AT Commands works.
400 400  
401 401  
402 -(% 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:
403 403  
404 404  (% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
405 405  |(% style="width:496px" %)(((
406 -(% 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**
407 407  
408 408  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
409 409  
... ... @@ -415,10 +415,10 @@
415 415  In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
416 416  
417 417  
418 -(% 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.
419 419  
420 -(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
421 -|(% style="width:510px" %)(((
349 +(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
350 +|(% style="width:722px" %)(((
422 422  **AT+DATACUTx=a,b,c**
423 423  
424 424  * **a: length for the return of AT+COMMAND**
... ... @@ -428,29 +428,25 @@
428 428  
429 429  **Examples:**
430 430  
431 -* (% style="color:#037691" %)**Grab bytes**
360 +* Grab bytes:
432 432  
433 -(% 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" %)​
362 +[[image:image-20220602153621-1.png]]
434 434  
435 435  
365 +* Grab a section.
436 436  
437 -* (% style="color:#037691" %)**Grab a section**
367 +[[image:image-20220602153621-2.png]]
438 438  
439 -(% 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" %)​
440 440  
370 +* Grab different sections.
441 441  
372 +[[image:image-20220602153621-3.png]]
442 442  
443 -* (% style="color:#037691" %)**Grab different sections**
444 -
445 -(% 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" %)​
446 -
447 -
448 448  
449 449  )))
450 450  
451 451  === 3.3.4 Compose the uplink payload ===
452 452  
453 -
454 454  (((
455 455  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.**
456 456  
... ... @@ -479,7 +479,7 @@
479 479  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
480 480  )))
481 481  
482 -(% aria-label="1653269759169-150.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653269759169-150.png||data-widget="image" height="513" width="716"]](% 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" %)​
407 +[[image:1653269759169-150.png||height="513" width="716"]]
483 483  
484 484  
485 485  (% style="color:#037691" %)**Examples: AT+DATAUP=1**
... ... @@ -491,13 +491,12 @@
491 491  
492 492  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
493 493  
494 -
495 495  1. PAYVER: Defined by AT+PAYVER
496 496  1. PAYLOAD COUNT: Total how many uplinks of this sampling.
497 497  1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
498 498  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
499 499  
500 -(% 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]]
501 501  
502 502  
503 503  So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
... ... @@ -509,7 +509,7 @@
509 509  DATA3=the rest of Valid value of RETURN10= **30**
510 510  
511 511  
512 -(% 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:
513 513  
514 514   ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
515 515  
... ... @@ -519,31 +519,14 @@
519 519  
520 520   ~* For all other bands: max 51 bytes for each uplink.
521 521  
522 -(% style="color:red" %)*** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
523 523  
524 -(% 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)**
525 -
526 -
527 -(% style="color:#4f81bd" %)**If the data is empty, return to the display（Since v1.4.0）**
528 -
529 -1)When AT+MOD=1, 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.
530 -
531 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/test/WebHome/image-20220824114359-3.png?width=1106&height=297&rev=1.1||alt="image-20220824114359-3.png" height="297" width="1106"]]
532 -
533 -2)When AT+MOD=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 00s.
534 -
535 -[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/test/WebHome/image-20220824114330-2.png?rev=1.1||alt="image-20220824114330-2.png"]]
536 -
537 -
538 538  Below are the uplink payloads:
539 539  
540 -(% 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" %)​
449 +[[image:1654157178836-407.png]]
541 541  
542 542  
543 -
544 544  === 3.3.5 Uplink on demand ===
545 545  
546 -
547 547  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.
548 548  
549 549  Downlink control command:
... ... @@ -556,1077 +556,600 @@
556 556  
557 557  === 3.3.6 Uplink on Interrupt ===
558 558  
559 -
560 560  RS485-LN support external Interrupt uplink since hardware v1.2 release.
561 561  
562 -(% 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" %)​
468 +[[image:1654157342174-798.png]]
563 563  
564 564  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.
565 565  
566 566  
567 -
568 568  == 3.4 Uplink Payload ==
569 569  
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)
570 570  
571 -(% aria-label="image-20220606110929-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220606110929-1.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" %)​
480 +&
572 572  
573 -Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
482 +Interrupt _Flag
483 +)))|(% style="width:116px" %)(((
484 +PAYLOAD_VER
574 574  
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.
575 575  
489 +Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
576 576  
577 -== 3.5 Configure RS485-LN via AT or Downlink ==
578 578  
492 +== 3.5 Configure RS485-BL via AT or Downlink ==
579 579  
580 -(((
581 581  User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
582 -)))
583 583  
584 -(((
585 585  There are two kinds of Commands:
586 -)))
587 587  
588 -* (((
589 -(% 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]]
590 -)))
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]]
591 591  
592 -* (((
593 -(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
594 -)))
500 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
595 595  
596 -(((
597 -
598 -)))
599 599  
600 600  
601 -
602 602  === 3.5.1 Common Commands ===
603 603  
604 -
605 605  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]]
606 606  
607 607  
509 +=== 3.5.2 Sensor related commands: ===
608 608  
609 -=== 3.5.2 Downlink Response(Since firmware v1.4) ===
511 +==== Choose Device Type (RS485 or TTL) ====
610 610  
513 +RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
611 611  
612 -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
613 613  
614 -(% 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"]](% title="Click and drag to resize" %)​
517 +**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
615 615  
616 -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)
519 +**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
617 617  
618 618  
522 +* Downlink Payload
619 619  
620 -=== 3.5.3 Sensor related commands ===
524 +**0A aa**     à same as AT+MOD=aa
621 621  
622 622  
623 623  
528 +==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
624 624  
625 -==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
530 +This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
626 626  
532 +* AT Command
627 627  
628 -(((
629 -This command is used to configure the RS485 devices; they won't be used during sampling.
630 -)))
534 +AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
631 631  
632 -* (((
633 -(% style="color:#037691" %)**AT Command**
536 +m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
634 634  
635 -(((
636 -**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
637 -)))
638 -)))
639 639  
640 -(((
641 -
642 -)))
643 643  
644 -* (((
645 -(% style="color:#037691" %)**Downlink Payload**
646 -)))
540 +* Downlink Payload
647 647  
648 -(((
649 649  Format: A8 MM NN XX XX XX XX YY
650 -)))
651 651  
652 -(((
653 653  Where:
654 -)))
655 655  
656 -* (((
657 -MM: 1: add CRC-16/MODBUS ; 0: no CRC
658 -)))
659 -* (((
660 -NN: The length of RS485 command
661 -)))
662 -* (((
663 -XX XX XX XX: RS485 command total NN bytes
664 -)))
665 -* (((
666 -(((
667 -YY: How many bytes will be uplink from the return of this RS485 command,
668 -)))
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
669 669  
670 -* (((
671 -if YY=0, RS485-LN will execute the downlink command without uplink;
672 -)))
673 -* (((
674 -if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
675 -)))
676 -* (((
677 -if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
678 -)))
679 -)))
551 +**Example 1:**
680 680  
681 -(((
682 -
683 -
684 -(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
685 -)))
686 -
687 -(((
688 688  To connect a Modbus Alarm with below commands.
689 -)))
690 690  
691 -* (((
692 -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.
693 -)))
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.
694 694  
695 -* (((
696 -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.
697 -)))
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.
698 698  
699 -(((
700 -
701 -
702 702  So if user want to use downlink command to control to RS485 Alarm, he can use:
703 -)))
704 704  
705 -(((
706 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
707 -)))
561 +**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
708 708  
709 -(((
710 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
711 -)))
563 +**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
712 712  
713 -(((
714 714  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.
715 -)))
716 716  
717 -(((
718 -
719 -)))
720 720  
721 -(((
722 -(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
723 -)))
568 +**Example 2:**
724 724  
725 -(((
726 -User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
727 -)))
570 +Check TTL Sensor return:
728 728  
729 -(((
730 -
731 -)))
572 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
732 732  
733 -(((
734 -(((
735 -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**
736 -)))
737 737  
738 -
739 -)))
740 740  
741 -(((
742 - (% 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" %)​
743 -)))
744 744  
577 +==== Set Payload version ====
745 745  
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.
746 746  
581 +* AT Command:
747 747  
748 -==== (% style="color:blue" %)**Set Payload version**(%%) ====
583 +AT+PAYVER: Set PAYVER field = 1
749 749  
750 750  
751 -(((
752 -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.
753 -)))
586 +* Downlink Payload:
754 754  
755 -* (((
756 -(% style="color:#037691" %)**AT Command:**
588 +0xAE 01   à Set PAYVER field =  0x01
757 757  
758 -**AT+PAYVER:    **Set PAYVER field = 1
590 +0xAE 0F   à Set PAYVER field =  0x0F
759 759  
760 -
761 -)))
762 -* (((
763 -(% style="color:#037691" %)**Downlink Payload:**
764 -)))
765 765  
766 -(((
767 -**0xAE 01**  ~-~->  Set PAYVER field =  0x01
768 -)))
593 +==== Set RS485 Sampling Commands ====
769 769  
770 -(((
771 -**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
772 -)))
595 +AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
773 773  
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]].
774 774  
775 -1)Add the interrupt flag at the highest bit of the Payver byte, that is, Byte7 of the first byte. (Since v1.4.0)[[image:image-20220824145428-2.png||height="168" width="1300"]]
776 776  
600 +* AT Command:
777 777  
778 -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.
602 +AT+COMMANDx: Configure RS485 read command to sensor.
779 779  
780 -[[image:image-20220824145428-3.png||height="308" width="1200"]]
604 +AT+DATACUTx: Configure how to handle return from RS485 devices.
781 781  
606 +AT+SEARCHx: Configure search command
782 782  
783 -==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
784 784  
609 +* Downlink Payload:
785 785  
786 -(((
787 -AT+COMMANDx or AT+DATACUTx
788 -)))
611 +0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
789 789  
790 -(((
791 -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"]].
792 -)))
613 +Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
793 793  
794 -(((
795 -
796 -)))
615 +Format: AF MM NN LL XX XX XX XX YY
797 797  
798 -* (((
799 -(% style="color:#037691" %)**AT Command:**
800 -)))
617 +Where:
801 801  
802 -**AT+COMMANDx:    **Configure RS485 read command to sensor.
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.
803 803  
804 -**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
625 +Example:
805 805  
627 +**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
806 806  
807 -* (((
808 -(% style="color:#037691" %)**Downlink Payload:**
809 -)))
629 +**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
810 810  
811 -(((
812 -**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
631 +**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
813 813  
814 -
815 -)))
816 816  
817 -(((
818 -(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
634 +0xAB downlink command can be used for set AT+SEARCHx
819 819  
820 -
821 -)))
636 +Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
822 822  
823 -(((
824 -Format: AF MM NN LL XX XX XX XX YY
825 -)))
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
826 826  
827 -(((
828 -Where:
829 -)))
641 +**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
830 830  
831 -* (((
832 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
833 -)))
834 -* (((
835 -NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
836 -)))
837 -* (((
838 -LL:  The length of AT+COMMAND or AT+DATACUT command
839 -)))
840 -* (((
841 -XX XX XX XX: AT+COMMAND or AT+DATACUT command
842 -)))
843 -* (((
844 -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.
845 -)))
846 846  
847 -(((
848 -
644 +==== Fast command to handle MODBUS device ====
849 849  
850 -**Example:**
851 -)))
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]].
852 852  
853 -(((
854 -(% 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
855 -)))
648 +This command is valid since v1.3 firmware version
856 856  
857 -(((
858 -(% 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**
859 -)))
860 860  
861 -(((
862 -(% 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**
863 -)))
651 +AT+MBFUN has only two value:
864 864  
653 +* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
865 865  
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.
866 866  
657 +* AT+MBFUN=0: Disable Modbus fast reading.
867 867  
868 -==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
659 +Example:
869 869  
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.
870 870  
871 -(((
872 -**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]].
873 -)))
665 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
874 874  
875 -(((
876 -This command is valid since v1.3 firmware version
877 -)))
878 878  
879 -(((
880 -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.
881 -)))
668 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
882 882  
883 -(((
884 -
885 -)))
886 886  
887 -(((
888 -**Example:**
889 -)))
671 +* Downlink Commands:
890 890  
891 -* (((
892 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
893 -)))
894 -* (((
895 -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.
896 -)))
897 -* (((
898 -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.
673 +A9 aa -à Same as AT+MBFUN=aa
899 899  
900 -
901 -)))
902 902  
903 -(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.png||data-widget="image"]](% title="Click and drag to resize" %)​
676 +==== RS485 command timeout ====
904 904  
905 -(% 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" %)​
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.
906 906  
680 +Default value: 0, range:  0 ~~ 5 seconds
907 907  
908 908  
683 +* AT Command:
909 909  
910 -==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
685 +AT+CMDDLaa=hex(bb cc)
911 911  
687 +Example:
912 912  
913 -(((
914 -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.
915 -)))
916 -
917 -(((
918 -Default value: 0, range:  0 ~~ 65 seconds
919 -)))
920 -
921 -* (((
922 -(% style="color:#037691" %)** AT Command:**
923 -
924 -**AT+CMDDLaa=hex(bb cc)*1000**
925 -)))
926 -
927 -(((
928 -
929 -
930 -**Example:**
931 -)))
932 -
933 -(((
934 934  **AT+CMDDL1=1000** to send the open time to 1000ms
935 -)))
936 936  
937 -(((
938 -
939 -)))
940 940  
941 -* (((
942 -(% style="color:#037691" %)** Downlink Payload:**
943 -)))
692 +* Downlink Payload:
944 944  
945 -(((
946 -**0x AA aa bb cc**
947 -)))
694 +0x AA aa bb cc
948 948  
949 -(((
950 -Same as: AT+CMDDLaa=hex(bb cc)*1000
951 -)))
696 +Same as: AT+CMDDLaa=hex(bb cc)
952 952  
953 -(((
954 -**Example:**
955 -)))
698 + Example:
956 956  
957 -(((
958 -**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
959 -)))
700 + 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
960 960  
961 961  
962 -==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
703 +==== [[Uplink>>path:#downlink_A8]] payload mode ====
963 963  
964 -
965 -(((
966 966  Define to use one uplink or multiple uplinks for the sampling.
967 -)))
968 968  
969 -(((
970 -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]]
971 971  
972 -
973 -)))
709 +* AT Command:
974 974  
975 -* (((
976 -(% style="color:#037691" %)** AT Command:**
711 +AT+DATAUP=0
977 977  
978 -**AT+DATAUP=0**
713 +AT+DATAUP=1
979 979  
980 -**AT+DATAUP=1**
981 981  
982 -
983 -)))
716 +* Downlink Payload:
984 984  
985 -**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
986 986  
987 -Each uplink is sent to the server at 20-second intervals when segmented.
720 +0xAD 01   à Same as AT+DATAUP=1
988 988  
989 989  
990 -* (((
991 -(% style="color:#037691" %)** Downlink Payload:**
992 -)))
723 +==== Manually trigger an Uplink ====
993 993  
994 -**0xAD 00**  **~-~->** Same as AT+DATAUP=0
995 -
996 -**0xAD 01**  **~-~->** Same as AT+DATAUP=1  ~/~/Each uplink is sent to the server one after the other as it is segmented.
997 -
998 -
999 -* (((
1000 -(% style="color:#037691" %)** AT Command:**
1001 -)))
1002 -
1003 -**AT+DATAUP=1,Timeout**
1004 -
1005 -
1006 -* (((
1007 -(% style="color:#037691" %)** Downlink Payload:**
1008 -)))
1009 -
1010 -**0xAD 01 00 00 14**  **~-~->** Same as AT+DATAUP=1，20000 ~/~/(00 00 14 is 20 seconds)
1011 -
1012 -Each uplink is sent to the server at 20-second intervals when segmented.
1013 -
1014 -==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
1015 -
1016 -
1017 -(((
1018 1018  Ask device to send an uplink immediately.
1019 -)))
1020 1020  
1021 -* (((
1022 -(% style="color:#037691" %)** AT Command:**
1023 -)))
727 +* Downlink Payload:
1024 1024  
1025 -(((
1026 -No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
1027 -)))
729 +0x08 FF, RS485-BL will immediately send an uplink.
1028 1028  
1029 -(((
1030 -
1031 -)))
1032 1032  
1033 -* (((
1034 -(% style="color:#037691" %)** Downlink Payload:**
1035 -)))
732 +==== Clear RS485 Command ====
1036 1036  
1037 -(((
1038 -**0x08 FF**, RS485-LN will immediately send an uplink.
1039 -)))
1040 -
1041 -
1042 -
1043 -
1044 -==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
1045 -
1046 -
1047 -(((
1048 1048  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1049 1049  
1050 -
1051 -)))
1052 1052  
1053 -* (((
1054 -(% style="color:#037691" %)** AT Command:**
1055 -)))
737 +* AT Command:
1056 1056  
1057 -(((
1058 1058  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1059 -)))
1060 1060  
1061 -(((
1062 1062  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1063 -)))
1064 1064  
1065 -(((
1066 1066  Example screen shot after clear all RS485 commands. 
1067 -)))
1068 1068  
1069 -(((
1070 -
1071 -)))
1072 1072  
1073 -(((
746 +
1074 1074  The uplink screen shot is:
1075 -)))
1076 1076  
1077 -(% 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]]
1078 1078  
1079 1079  
1080 -* (((
1081 -(% style="color:#037691" %)** Downlink Payload:**
1082 -)))
752 +* Downlink Payload:
1083 1083  
1084 -(((
1085 -**0x09 aa bb** same as AT+CMDEAR=aa,bb
1086 -)))
754 +0x09 aa bb same as AT+CMDEAR=aa,bb
1087 1087  
1088 1088  
757 +==== Set Serial Communication Parameters ====
1089 1089  
1090 -
1091 -==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1092 -
1093 -
1094 -(((
1095 1095  Set the Rs485 serial communication parameters:
1096 1096  
1097 -
1098 -)))
761 +* AT Command:
1099 1099  
1100 -* (((
1101 -(% style="color:#037691" %)** AT Command:**
1102 -)))
763 +Set Baud Rate:
1103 1103  
1104 -(((
1105 -* Set Baud Rate
1106 -)))
765 +AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1107 1107  
1108 -**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
1109 1109  
768 +Set UART parity
1110 1110  
1111 -(((
1112 -* Set UART Parity
1113 -)))
770 +AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1114 1114  
1115 -**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1116 1116  
773 +Set STOPBIT
1117 1117  
1118 -(((
1119 -* Set STOPBIT
1120 -)))
775 +AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1121 1121  
1122 -**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1123 1123  
778 +* Downlink Payload:
1124 1124  
780 +A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1125 1125  
1126 -* (((
1127 -(% style="color:#037691" %)** Downlink Payload:**
1128 -)))
782 +Example:
1129 1129  
1130 -(((
1131 -**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
1132 -)))
784 +* A7 01 00 60   same as AT+BAUDR=9600
785 +* A7 01 04 80  same as AT+BAUDR=115200
1133 1133  
1134 -(((
1135 -**Example:**
1136 -)))
787 +A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1137 1137  
1138 -* (((
1139 -A7 01 00 60   same as AT+BAUDR=9600
1140 -)))
1141 -* (((
1142 -A7 01 04 80  same as AT+BAUDR=115200
1143 -)))
789 +A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1144 1144  
1145 -(((
1146 -A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1147 -)))
1148 1148  
1149 -(((
1150 -A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1151 -)))
792 +==== Control output power duration ====
1152 1152  
794 +User can set the output power duration before each sampling.
1153 1153  
1154 -==== (% style="color:blue" %)**Encrypted payload**(%%) ====
796 +* AT Command:
1155 1155  
1156 -(((
1157 -
1158 -)))
798 +Example:
1159 1159  
1160 -* (((
1161 -(% style="color:#037691" %)** AT Command:**
1162 -)))
800 +AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1163 1163  
1164 -**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
802 +AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1165 1165  
1166 -**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1167 1167  
805 +* LoRaWAN Downlink Command:
1168 1168  
1169 -==== (% style="color:blue" %)**Get sensor value**(%%) ====
807 +07 01 aa bb  Same as AT+5VT=(aa bb)
1170 1170  
809 +07 02 aa bb  Same as AT+3V3T=(aa bb)
1171 1171  
1172 -* (((
1173 -(% style="color:#037691" %)** AT Command:**
1174 -)))
1175 1175  
1176 -**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
1177 1177  
1178 -**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
1179 1179  
814 +1.
815 +11. Buttons
1180 1180  
1181 -==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
817 +|**Button**|**Feature**
818 +|**RST**|Reboot RS485-BL
1182 1182  
820 +1.
821 +11. +3V3 Output
1183 1183  
1184 -* (((
1185 -(% style="color:#037691" %)** AT Command:**
1186 -)))
823 +RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1187 1187  
1188 -**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)
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. 
1189 1189  
1190 -**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.
1191 1191  
828 +The +3V3 output time can be controlled by AT Command.
1192 1192  
1193 -==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
830 +**AT+3V3T=1000**
1194 1194  
832 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1195 1195  
1196 -* (((
1197 -(% style="color:#037691" %)** AT Command:**
1198 -)))
1199 1199  
1200 - **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)
835 +By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1201 1201  
1202 - **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.
1203 1203  
838 +1.
839 +11. +5V Output
1204 1204  
1205 -* (((
1206 -(% style="color:#037691" %)** Downlink Payload:**
1207 -)))
841 +RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1208 1208  
1209 -**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
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. 
1210 1210  
1211 1211  
1212 -==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
846 +The 5V output time can be controlled by AT Command.
1213 1213  
848 +**AT+5VT=1000**
1214 1214  
1215 -* (((
1216 -(% style="color:#037691" %)** AT Command:**
1217 -)))
850 +Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1218 1218  
1219 -**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.
1220 1220  
1221 -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.
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.
1222 1222  
1223 -[[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"]]
1224 1224  
1225 -For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1226 1226  
1227 -[[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"]]
1228 1228  
1229 -For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
858 +1.
859 +11. LEDs
1230 1230  
861 +|**LEDs**|**Feature**
862 +|**LED1**|Blink when device transmit a packet.
1231 1231  
1232 -==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
864 +1.
865 +11. Switch Jumper
1233 1233  
867 +|**Switch Jumper**|**Feature**
868 +|**SW1**|(((
869 +ISP position: Upgrade firmware via UART
1234 1234  
1235 -* (((
1236 -(% style="color:#037691" %)**Downlink Payload:**
1237 -
1238 -**26 01  ** ~/~/ Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
871 +Flash position: Configure device, check running status.
1239 1239  )))
873 +|**SW2**|(((
874 +5V position: set to compatible with 5v I/O.
1240 1240  
1241 -Example：
1242 -
1243 -[[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"]]
1244 -
1245 -(% class="wikigeneratedid" %)
1246 -==== ====
1247 -
1248 -==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
1249 -
1250 -
1251 -* (((
1252 -(% style="color:#037691" %)** AT Command:**
876 +3.3v position: set to compatible with 3.3v I/O.,
1253 1253  )))
1254 1254  
1255 -**~ ​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.
879 ++3.3V: is always ON
1256 1256  
1257 -**~ ​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.
881 ++5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1258 1258  
1259 - **AT+RXMODE=0,0  ** ~/~/Disable this mode (default)
883 +1. Case Study
1260 1260  
885 +User can check this URL for some case studies.
1261 1261  
1262 -* (((
1263 -(% style="color:#037691" %)**Downlink Payload:**
1264 -)))
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]]
1265 1265  
1266 -**A6 aa bb bb  ** ~/~/same as AT+RXMODE=aa,bb
1267 1267  
1268 -[[image:image-20220824144240-1.png]]
1269 1269  
1270 1270  
892 +1. Use AT Command
893 +11. Access AT Command
1271 1271  
1272 -== 3.6 Listening mode for RS485 network ==
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.
1273 1273  
897 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1274 1274  
1275 -(((
1276 -This feature support since firmware v1.4
1277 -)))
1278 1278  
1279 -(((
1280 -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.
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:
1281 1281  
1282 -
1283 -)))
902 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1284 1284  
1285 -(% 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"]](% title="Click and drag to resize" %)​
1286 1286  
1287 -(((
1288 -To enable the listening mode, use can run the command AT+RXMODE.
1289 -)))
1290 1290  
1291 -(((
1292 -
1293 -)))
906 +More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1294 1294  
1295 -(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1296 -|=(% style="width: 100px;" %)(((
1297 -**Command example**
1298 -)))|=(% style="width: 400px;" %)(((
1299 -**Function**
1300 -)))
1301 -|(% style="width:100px" %)(((
1302 -AT+RXMODE=1,10
1303 -)))|(% style="width:400px" %)(((
1304 -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.
1305 -)))
1306 -|(% style="width:100px" %)(((
1307 -AT+RXMODE=2,500
1308 -)))|(% style="width:400px" %)(((
1309 -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
1310 -)))
1311 -|(% style="width:100px" %)(((
1312 -AT+RXMODE=0,0
1313 -)))|(% style="width:400px" %)(((
1314 -Disable listening mode. This is the default settings.
1315 -)))
1316 -|(% style="width:100px" %)(((
1317 -
1318 -)))|(% style="width:400px" %)(((
1319 -A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1320 -)))
1321 1321  
1322 -(((
1323 -(% style="color:#037691" %)** Downlink Command:**
1324 -)))
1325 1325  
1326 -(((
1327 -**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1328 -)))
910 +1.
911 +11. Common AT Command Sequence
912 +111. Multi-channel ABP mode (Use with SX1301/LG308)
1329 1329  
1330 -(((
1331 -
1332 -)))
914 +If device has not joined network yet:
1333 1333  
1334 -(((
1335 -**Example**:
1336 -)))
916 +AT+FDR
1337 1337  
1338 -(((
1339 -The RS485-LN is set to AT+RXMODE=2,1000
1340 -)))
918 +AT+NJM=0
1341 1341  
1342 -(((
1343 -There is a two Modbus commands in the RS485 network as below:
1344 -)))
920 +ATZ
1345 1345  
1346 -(((
1347 -The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1348 -)))
1349 1349  
1350 -(((
1351 -And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1352 -)))
923 +If device already joined network:
1353 1353  
1354 -(((
1355 -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
1356 -)))
925 +AT+NJM=0
1357 1357  
1358 -(((
1359 -(% 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" %)​
1360 -)))
927 +ATZ
1361 1361  
1362 -(((
1363 -
1364 -)))
929 +1.
930 +11.
931 +111. Single-channel ABP mode (Use with LG01/LG02)
1365 1365  
1366 -(((
1367 -(((
1368 -(% 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.**
1369 -)))
1370 -)))
933 +AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1371 1371  
935 +AT+NJM=0 Set to ABP mode
1372 1372  
937 +AT+ADR=0 Set the Adaptive Data Rate Off
1373 1373  
1374 -== 3.7 Buttons ==
939 +AT+DR=5  Set Data Rate
1375 1375  
941 +AT+TDC=60000  Set transmit interval to 60 seconds
1376 1376  
1377 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1378 -|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1379 -|(% 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**
1380 -|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1381 -|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
943 +AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1382 1382  
1383 -== 3.8 LEDs ==
945 +AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1384 1384  
947 +AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1385 1385  
1386 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1387 -|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1388 -|**PWR**|Always on if there is power
1389 -|**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.
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.
1390 1390  
1391 -= 4. Case Study =
951 +ATZ          Reset MCU
1392 1392  
953 +**Note:**
1393 1393  
1394 -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]]
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
1395 1395  
960 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1396 1396  
1397 1397  
1398 -= 5. Use AT Command =
963 +1. FAQ
964 +11. How to upgrade the image?
1399 1399  
966 +The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1400 1400  
1401 -== 5.1 Access AT Command ==
968 +* Support new features
969 +* For bug fix
970 +* Change LoRaWAN bands.
1402 1402  
972 +Below shows the hardware connection for how to upload an image to RS485-BL:
1403 1403  
1404 -(((
1405 -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.
1406 -)))
974 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1407 1407  
1408 -(% 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" %)​
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]].
1409 1409  
978 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1410 1410  
1411 -(((
1412 -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:
1413 -)))
980 +**Step3: **Open flashloader; choose the correct COM port to update.
1414 1414  
1415 -(% 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" %)​
1416 1416  
1417 -
1418 -(((
1419 -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/]]
983 +|(((
984 +HOLD PRO then press the RST button, SYS will be ON, then click next
1420 1420  )))
1421 1421  
1422 -
1423 -
1424 -== 5.2 Common AT Command Sequence ==
1425 -
1426 -
1427 -=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1428 -
1429 -
1430 -If device has not joined network yet:
1431 -
1432 -* (% style="color:#037691" %)**AT+FDR**
1433 -* (% style="color:#037691" %)**AT+NJM=0**
1434 -* (% style="color:#037691" %)**ATZ**
1435 -
1436 -(((
1437 -
1438 -
1439 -If device already joined network:
1440 -
1441 -* (% style="color:#037691" %)**AT+NJM=0**
1442 -* (% style="color:#037691" %)**ATZ**
1443 -
1444 -
987 +|(((
988 +Board detected
1445 1445  )))
1446 1446  
1447 -
1448 -
1449 -=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1450 -
1451 -
1452 -(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1453 -
1454 -(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
1455 -
1456 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
1457 -
1458 -(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
1459 -
1460 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1461 -
1462 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
1463 -
1464 -(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1465 -
1466 -(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1467 -
1468 -(% 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.
1469 -
1470 -(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1471 -
1472 -
1473 -(% style="color:red" %)**Note:**
1474 -
1475 -(((
1476 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1477 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1478 -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.
1479 -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
1480 -
991 +|(((
1481 1481  
1482 1482  )))
1483 1483  
1484 -(% 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" %)​
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]]
1485 1485  
1486 1486  
1487 1487  
1488 -= 6. FAQ =
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]]
1489 1489  
1490 1490  
1491 -== 6.1 How to upgrade the image? ==
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]]
1492 1492  
1493 1493  
1494 -(((
1495 -The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1496 -)))
1005 +1.
1006 +11. How to change the LoRa Frequency Bands/Region?
1497 1497  
1498 -* (((
1499 -Support new features
1500 -)))
1501 -* (((
1502 -For bug fix
1503 -)))
1504 -* (((
1505 -Change LoRaWAN bands.
1506 -)))
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.
1507 1507  
1508 -(((
1509 -Below shows the hardware connection for how to upload an image to RS485-LN:
1510 -)))
1511 1511  
1512 -(% 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"]]
1513 1513  
1514 -(% title="Click and drag to resize" %)​
1012 +1.
1013 +11. How many RS485-Slave can RS485-BL connects?
1515 1515  
1516 -(((
1517 -(% 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]].
1518 -)))
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]].
1519 1519  
1520 -(((
1521 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Firmware/]].
1522 -)))
1523 1523  
1524 -(((
1525 -(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
1526 -)))
1527 1527  
1528 -(((
1529 -(((
1530 -(((
1531 -(% 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.
1532 -)))
1533 -)))
1534 -)))
1535 1535  
1020 +1. Trouble Shooting     
1021 +11. Downlink doesn’t work, how to solve it?
1536 1536  
1537 -(% 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" %)​
1023 +Please see this link for debug:
1538 1538  
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]] 
1539 1539  
1540 -(% 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" %)​
1541 1541  
1542 1542  
1543 -(% 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" %)​
1029 +1.
1030 +11. Why I can’t join TTN V3 in US915 /AU915 bands?
1544 1544  
1032 +It might about the channels mapping. Please see for detail.
1545 1545  
1546 -(% 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:**
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]]
1547 1547  
1548 -(% 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" %)​
1549 1549  
1550 1550  
1038 +1. Order Info
1551 1551  
1552 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1040 +**Part Number: RS485-BL-XXX**
1553 1553  
1042 +**XXX:**
1554 1554  
1555 -User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
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
1556 1556  
1055 +1. Packing Info
1557 1557  
1558 -
1559 -== 6.3 How many RS485-Slave can RS485-LN connects? ==
1560 -
1561 -
1562 -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"]].
1563 -
1564 -
1565 -
1566 -== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1567 -
1568 -
1569 -When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1570 -
1571 -Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1572 -
1573 -
1574 -
1575 -== 6.5 Can i use point to point communication for RS485-LN? ==
1576 -
1577 -
1578 -Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1579 -
1580 -
1581 -
1582 -== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
1583 -
1584 -
1585 -[[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/]]
1586 -
1587 -
1588 -
1589 -= 7. Trouble Shooting =
1590 -
1591 -
1592 -== 7.1 Downlink doesn't work, how to solve it? ==
1593 -
1594 -
1595 -Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1596 -
1597 -
1598 -
1599 -== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
1600 -
1601 -
1602 -It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1603 -
1604 -
1605 -
1606 -= 8. Order Info =
1607 -
1608 -
1609 -(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1610 -
1611 -(% style="color:blue" %)**XXX:**
1612 -
1613 -* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
1614 -* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
1615 -* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
1616 -* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
1617 -* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
1618 -* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
1619 -* (% style="color:red" %)**US915**(%%):  frequency bands US915
1620 -* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
1621 -* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1622 -* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1623 -
1624 -= 9.Packing Info =
1625 -
1626 -
1627 1627  **Package Includes**:
1628 1628  
1629 -* RS485-LN x 1
1059 +* RS485-BL x 1
1630 1630  * Stick Antenna for LoRa RF part x 1
1631 1631  * Program cable x 1
1632 1632  
... ... @@ -1637,68 +1637,9 @@
1637 1637  * Package Size / pcs : 14.5 x 8 x 5 cm
1638 1638  * Weight / pcs : 170g
1639 1639  
1640 -= 10. FCC Caution for RS485LN-US915 =
1070 +1. Support
1641 1641  
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
1642 1642  
1643 -(((
1644 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1645 -)))
1646 -
1647 -(((
1648 -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.
1649 -)))
1650 -
1651 -(((
1652 -
1653 -)))
1654 -
1655 -(((
1656 -(% style="color:red" %)**IMPORTANT NOTE:**
1657 -)))
1658 -
1659 -(((
1660 -(% 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:
1661 -)))
1662 -
1663 -(((
1664 -—Reorient or relocate the receiving antenna.
1665 -)))
1666 -
1667 -(((
1668 -—Increase the separation between the equipment and receiver.
1669 -)))
1670 -
1671 -(((
1672 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1673 -)))
1674 -
1675 -(((
1676 -—Consult the dealer or an experienced radio/TV technician for help.
1677 -)))
1678 -
1679 -(((
1680 -
1681 -)))
1682 -
1683 -(((
1684 -(% style="color:red" %)**FCC Radiation Exposure Statement:**
1685 -)))
1686 -
1687 -(((
1688 -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.
1689 -)))
1690 -
1691 -
1692 -
1693 -= 11. Support =
1694 -
1695 -
1696 -* (((
1697 -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.
1698 -)))
1699 -* (((
1700 -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]].
1701 -
1702 -
1703 -
1704 -)))
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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