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From version 73.4
edited by Xiaoling
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edited by Xiaoling
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1 -RS485-LN – RS485 to LoRaWAN Converter User Manual
1 +RS485-LN – RS485 to LoRaWAN Converter
Content
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1 -(% aria-label="1653266934636-343.png image widget" contenteditable="false" role="region" tabindex="-1" %)
2 -(((
3 -(% data-widget="image" style="text-align:center" %)
4 -[[image:1653266934636-343.png||height="385" width="385"]](% title="Click and drag to resize" %)​
1 +(% style="text-align:center" %)
2 +[[image:1653266934636-343.png||height="385" width="385"]]
5 5  
6 -(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]]
7 -)))
8 8  
9 9  
6 +**RS485-LN – RS485 to LoRaWAN Converter User Manual**
10 10  
11 11  
12 -
13 -
14 -
15 15  **Table of Contents:**
16 16  
17 -{{toc/}}
18 18  
19 19  
20 -(% aria-label="macro:toc widget" contenteditable="false" role="region" tabindex="-1" %)
21 -(((
22 -(% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||height="15" role="presentation" title="Click and drag to move" width="15"]]
23 -)))
24 24  
25 25  
26 -
27 -
28 -
29 -
30 -
31 31  = 1.Introduction =
32 32  
33 -
34 34  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
35 35  
36 36  (((
37 37  (((
38 -(((
39 -
40 -
41 41  The Dragino RS485-LN is a (% style="color:blue" %)**RS485 to LoRaWAN Converter**(%%). It converts the RS485 signal into LoRaWAN wireless signal which simplify the IoT installation and reduce the installation/maintaining cost.
42 42  )))
43 -)))
44 44  
45 45  (((
46 -(((
47 47  RS485-LN allows user to (% style="color:blue" %)**monitor / control RS485 devices**(%%) and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
48 48  )))
49 -)))
50 50  
51 51  (((
52 -(((
53 53  (% style="color:blue" %)**For data uplink**(%%), RS485-LN sends user-defined commands to RS485 devices and gets the return from the RS485 devices. RS485-LN will process these returns according to user-define rules to get the final payload and upload to LoRaWAN server.
54 54  )))
55 -)))
56 56  
57 57  (((
58 -(((
59 59  (% style="color:blue" %)**For data downlink**(%%), RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices.
60 -)))
61 61  
62 -(((
63 63  (% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]]
64 -
65 -
66 66  )))
67 67  )))
68 -)))
69 69  
70 -(% aria-label="1653267211009-519.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653267211009-519.png||data-widget="image" height="419" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
39 +[[image:1653267211009-519.png||height="419" width="724"]]
71 71  
72 72  
73 -
74 74  == 1.2 Specifications ==
75 75  
76 76  
77 -(% style="color:#037691" %)**Hardware System:**
45 +**Hardware System:**
78 78  
79 79  * STM32L072CZT6 MCU
80 80  * SX1276/78 Wireless Chip 
... ... @@ -82,17 +82,13 @@
82 82  ** Idle: 32mA@12v
83 83  ** 20dB Transmit: 65mA@12v
84 84  
53 +**Interface for Model:**
85 85  
86 -
87 -(% style="color:#037691" %)**Interface for Model:**
88 -
89 89  * RS485
90 90  * Power Input 7~~ 24V DC. 
91 91  
58 +**LoRa Spec:**
92 92  
93 -
94 -(% style="color:#037691" %)**LoRa Spec:**
95 -
96 96  * Frequency Range:
97 97  ** Band 1 (HF): 862 ~~ 1020 Mhz
98 98  ** Band 2 (LF): 410 ~~ 528 Mhz
... ... @@ -110,16 +110,12 @@
110 110  * Preamble detection.
111 111  * 127 dB Dynamic Range RSSI.
112 112  * Automatic RF Sense and CAD with ultra-fast AFC.
113 -* Packet engine up to 256 bytes with CRC
77 +* Packet engine up to 256 bytes with CRC.
114 114  
115 -
116 -
117 -
118 118  == 1.3 Features ==
119 119  
120 -
121 121  * LoRaWAN Class A & Class C protocol (default Class C)
122 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864/MA869
82 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
123 123  * AT Commands to change parameters
124 124  * Remote configure parameters via LoRa Downlink
125 125  * Firmware upgradable via program port
... ... @@ -127,12 +127,8 @@
127 127  * Support Modbus protocol
128 128  * Support Interrupt uplink (Since hardware version v1.2)
129 129  
130 -
131 -
132 -
133 133  == 1.4 Applications ==
134 134  
135 -
136 136  * Smart Buildings & Home Automation
137 137  * Logistics and Supply Chain Management
138 138  * Smart Metering
... ... @@ -140,30 +140,19 @@
140 140  * Smart Cities
141 141  * Smart Factory
142 142  
143 -
144 -
145 -
146 146  == 1.5 Firmware Change log ==
147 147  
148 -
149 149  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
150 150  
151 151  
152 -
153 153  == 1.6 Hardware Change log ==
154 154  
155 -
156 156  (((
157 157  (((
158 -(((
159 159  v1.2: Add External Interrupt Pin.
160 -)))
161 161  
162 -(((
163 163  v1.0: Release
164 -)))
165 165  
166 -
167 167  
168 168  )))
169 169  )))
... ... @@ -170,7 +170,6 @@
170 170  
171 171  = 2. Power ON Device =
172 172  
173 -
174 174  (((
175 175  The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
176 176  
... ... @@ -181,36 +181,28 @@
181 181  Once there is power, the RS485-LN will be on.
182 182  )))
183 183  
184 -(% 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]]
185 185  
186 -
187 187  
188 188  )))
189 189  
190 190  = 3. Operation Mode =
191 191  
192 -
193 193  == 3.1 How it works? ==
194 194  
195 -
196 196  (((
197 -(((
198 198  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.
199 -)))
200 200  
201 -
202 202  
203 203  )))
204 204  
205 205  == 3.2 Example to join LoRaWAN network ==
206 206  
207 -
208 208  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. 
209 209  
147 +[[image:1653268155545-638.png||height="334" width="724"]]
210 210  
211 -(% 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" %)​
212 212  
213 -
214 214  (((
215 215  (((
216 216  The RS485-LN in this example connected to two RS485 devices for demonstration, user can connect to other RS485 devices via the same method. The connection is as below:
... ... @@ -218,21 +218,16 @@
218 218  
219 219  (((
220 220  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
221 -
222 -
223 223  )))
224 224  
225 -(% 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"]]
226 226  
227 -
228 228  (((
229 -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:
230 -
231 -
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:
232 232  )))
233 233  
234 234  (((
235 -(% 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.
236 236  )))
237 237  
238 238  (((
... ... @@ -240,95 +240,73 @@
240 240  )))
241 241  )))
242 242  
243 -(% 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]]
244 244  
245 -
246 246  (((
247 247  (((
248 248  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
249 -
250 -
251 251  )))
252 252  
253 253  (((
254 -**Add APP EUI in the application.**
182 +Add APP EUI in the application.
255 255  )))
256 256  )))
257 257  
258 -(% 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]]
259 259  
260 -(% 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"]]
261 261  
262 -(% 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"]]
263 263  
264 -(% aria-label="image-20220519174512-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]]
192 +[[image:image-20220519174512-4.png]]
265 265  
266 -
267 -(% title="Click and drag to resize" %)​
268 -
269 269  You can also choose to create the device manually.
270 270  
271 -(% 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"]]
272 272  
198 +Add APP KEY and DEV EUI
273 273  
200 +[[image:1652953553383-907.png||height="514" width="724"]]
274 274  
275 -**Add APP KEY and DEV EUI**
276 276  
277 -(% 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" %)​
278 -
279 -
280 -
281 281  (((
282 -(% 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.
283 -
284 -
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.
285 285  )))
286 286  
287 -(% 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"]]
288 288  
289 289  
290 -
291 291  == 3.3 Configure Commands to read data ==
292 292  
293 -
294 294  (((
295 295  (((
296 -(((
297 -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.
298 -
299 -
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.
300 300  )))
301 -)))
302 302  
303 303  (((
304 -(((
305 -(% 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**
306 -)))
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
307 307  
308 -
309 309  
310 310  )))
311 311  )))
312 312  
313 -=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
224 +=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
314 314  
315 -
316 316  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:
317 317  
318 -
319 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
320 -|=(% style="width: 110px;" %)(((
228 +(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
229 +|(% style="width:128px" %)(((
321 321  **AT Commands**
322 -)))|=(% style="width: 190px;" %)(((
231 +)))|(% style="width:305px" %)(((
323 323  **Description**
324 -)))|=(% style="width: 190px;" %)(((
233 +)))|(% style="width:346px" %)(((
325 325  **Example**
326 326  )))
327 -|(% style="width:110px" %)(((
236 +|(% style="width:128px" %)(((
328 328  AT+BAUDR
329 -)))|(% style="width:190px" %)(((
238 +)))|(% style="width:305px" %)(((
330 330  Set the baud rate (for RS485 connection). Default Value is: 9600.
331 -)))|(% style="width:190px" %)(((
240 +)))|(% style="width:346px" %)(((
332 332  (((
333 333  AT+BAUDR=9600
334 334  )))
... ... @@ -337,11 +337,11 @@
337 337  Options: (1200,2400,4800,14400,19200,115200)
338 338  )))
339 339  )))
340 -|(% style="width:110px" %)(((
249 +|(% style="width:128px" %)(((
341 341  AT+PARITY
342 -)))|(% style="width:190px" %)(((
251 +)))|(% style="width:305px" %)(((
343 343  Set UART parity (for RS485 connection)
344 -)))|(% style="width:190px" %)(((
253 +)))|(% style="width:346px" %)(((
345 345  (((
346 346  AT+PARITY=0
347 347  )))
... ... @@ -350,9 +350,9 @@
350 350  Option: 0: no parity, 1: odd parity, 2: even parity
351 351  )))
352 352  )))
353 -|(% style="width:110px" %)(((
262 +|(% style="width:128px" %)(((
354 354  AT+STOPBIT
355 -)))|(% style="width:190px" %)(((
264 +)))|(% style="width:305px" %)(((
356 356  (((
357 357  Set serial stopbit (for RS485 connection)
358 358  )))
... ... @@ -360,7 +360,7 @@
360 360  (((
361 361  
362 362  )))
363 -)))|(% style="width:190px" %)(((
272 +)))|(% style="width:346px" %)(((
364 364  (((
365 365  AT+STOPBIT=0 for 1bit
366 366  )))
... ... @@ -374,42 +374,26 @@
374 374  )))
375 375  )))
376 376  
377 -
378 -
379 -
380 380  === 3.3.2 Configure sensors ===
381 381  
382 -
383 383  (((
384 384  (((
385 -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.
386 -
387 -
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.
388 388  )))
389 389  )))
390 390  
391 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
392 -|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
393 -|AT+CFGDEV|(% style="width:110px" %)(((
394 -(((
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" %)(((
395 395  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
396 -)))
397 397  
398 -(((
399 399  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
400 -)))
401 401  
402 -(((
403 403  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
404 -)))
405 -)))|(% 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
406 406  
407 -
408 -
409 -
410 410  === 3.3.3 Configure read commands for each sampling ===
411 411  
412 -
413 413  (((
414 414  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.
415 415  
... ... @@ -420,9 +420,8 @@
420 420  During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
421 421  
422 422  
423 -(% style="color:#037691" %)**Each RS485 commands include two parts:**
316 +**Each RS485 commands include two parts:**
424 424  
425 -
426 426  ~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.
427 427  
428 428  2. How to get wanted value the from RS485 sensors returns from by 1). There are total 15 AT Commands to handle the return, commands are **AT+DATACUT1**,**AT+DATACUT2**,…, **AT+DATACUTF** corresponding to the commands from 1). All commands are of same grammar.
... ... @@ -432,14 +432,15 @@
432 432  
433 433  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
434 434  
327 +
435 435  Below are examples for the how above AT Commands works.
436 436  
437 437  
438 -(% 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:
439 439  
440 440  (% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
441 441  |(% style="width:496px" %)(((
442 -(% 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**
443 443  
444 444  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
445 445  
... ... @@ -451,10 +451,10 @@
451 451  In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
452 452  
453 453  
454 -(% 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.
455 455  
456 -(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
457 -|(% style="width:510px" %)(((
349 +(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
350 +|(% style="width:722px" %)(((
458 458  **AT+DATACUTx=a,b,c**
459 459  
460 460  * **a: length for the return of AT+COMMAND**
... ... @@ -462,33 +462,27 @@
462 462  * **c: define the position for valid value.  **
463 463  )))
464 464  
465 -
466 466  **Examples:**
467 467  
360 +* Grab bytes:
468 468  
469 -* (% style="color:#037691" %)**Grab bytes**
362 +[[image:image-20220602153621-1.png]]
470 470  
471 -(% 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" %)​
472 472  
365 +* Grab a section.
473 473  
367 +[[image:image-20220602153621-2.png]]
474 474  
475 -* (% style="color:#037691" %)**Grab a section**
476 476  
477 -(% aria-label="image-20220602153621-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-2.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
370 +* Grab different sections.
478 478  
372 +[[image:image-20220602153621-3.png]]
479 479  
480 -
481 -* (% style="color:#037691" %)**Grab different sections**
482 -
483 -(% 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" %)​
484 -
485 -
486 486  
487 487  )))
488 488  
489 489  === 3.3.4 Compose the uplink payload ===
490 490  
491 -
492 492  (((
493 493  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.**
494 494  
... ... @@ -506,16 +506,18 @@
506 506  )))
507 507  
508 508  (((
509 -Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
396 +Final Payload is
510 510  )))
511 511  
512 512  (((
513 -Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
400 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + VALID Value from RETURN1 + Valid Value from RETURN2 + … + RETURNx**
401 +)))
514 514  
515 -
403 +(((
404 +Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
516 516  )))
517 517  
518 -(% 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"]]
519 519  
520 520  
521 521  (% style="color:#037691" %)**Examples: AT+DATAUP=1**
... ... @@ -523,8 +523,9 @@
523 523  
524 524  Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
525 525  
526 -Final Payload is (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
415 +Final Payload is
527 527  
417 +(% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
528 528  
529 529  1. PAYVER: Defined by AT+PAYVER
530 530  1. PAYLOAD COUNT: Total how many uplinks of this sampling.
... ... @@ -531,11 +531,9 @@
531 531  1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
532 532  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
533 533  
424 +[[image:image-20220602155039-4.png]]
534 534  
535 535  
536 -(% 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" %)​
537 -
538 -
539 539  So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
540 540  
541 541  DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa**
... ... @@ -545,9 +545,8 @@
545 545  DATA3=the rest of Valid value of RETURN10= **30**
546 546  
547 547  
548 -(% 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:
549 549  
550 -
551 551   ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
552 552  
553 553   * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
... ... @@ -556,1122 +556,620 @@
556 556  
557 557   ~* For all other bands: max 51 bytes for each uplink.
558 558  
559 -(% style="color:red" %)*** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
560 560  
561 -(% 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)**
562 -
563 -
564 -(% style="color:#4f81bd" %)**If the data is empty, return to the display（Since v1.4.0）**
565 -
566 -1 )  When **(% style="color:blue" %)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**.
567 -
568 -
569 -[[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"]]
570 -
571 -
572 -
573 -2 )  When **(% style="color:blue" %)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**.
574 -
575 -
576 -[[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"]]
577 -
578 -
579 -
580 580  Below are the uplink payloads:
581 581  
449 +[[image:1654157178836-407.png]]
582 582  
583 -(% 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" %)​
584 584  
585 -
586 -
587 587  === 3.3.5 Uplink on demand ===
588 588  
589 -
590 590  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.
591 591  
592 -**(% style="color:blue" %)Downlink control command:**
456 +Downlink control command:
593 593  
594 -**(% style="color:#4472C4" %) 0x08 command**(%%): Poll an uplink with current command set in RS485-LN.
458 +**0x08 command**: Poll an uplink with current command set in RS485-LN.
595 595  
596 -**(% style="color:#4472C4" %) 0xA8 command**(%%): Send a command to RS485-LN and uplink the output from sensors.
460 +**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
597 597  
598 598  
599 599  
600 600  === 3.3.6 Uplink on Interrupt ===
601 601  
602 -
603 603  RS485-LN support external Interrupt uplink since hardware v1.2 release.
604 604  
468 +[[image:1654157342174-798.png]]
605 605  
606 -(% 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" %)​
607 -
608 608  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.
609 609  
610 610  
611 -
612 612  == 3.4 Uplink Payload ==
613 613  
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)
614 614  
615 -(% 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"]]
480 +&
616 616  
617 -(% title="Click and drag to resize" %)​
482 +Interrupt _Flag
483 +)))|(% style="width:116px" %)(((
484 +PAYLOAD_VER
618 618  
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.
488 +
619 619  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
620 620  
621 621  
492 +== 3.5 Configure RS485-BL via AT or Downlink ==
622 622  
623 -== 3.5 Configure RS485-LN via AT or Downlink ==
624 -
625 -
626 -(((
627 627  User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
628 -)))
629 629  
630 -(((
631 631  There are two kinds of Commands:
632 -)))
633 633  
634 -* (((
635 -(% 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]]
636 -)))
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]]
637 637  
638 -* (((
639 -(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
640 -)))
500 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
641 641  
642 -(((
643 -
644 -)))
645 645  
646 646  
647 -
648 648  === 3.5.1 Common Commands ===
649 649  
650 -
651 651  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]]
652 652  
653 653  
509 +=== 3.5.2 Sensor related commands: ===
654 654  
655 -=== 3.5.2 Downlink Response(Since firmware v1.4) ===
511 +==== Choose Device Type (RS485 or TTL) ====
656 656  
513 +RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
657 657  
658 -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
659 659  
660 -(% 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.
661 661  
662 -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.
663 663  
664 664  
522 +* Downlink Payload
665 665  
666 -=== 3.5.3 Sensor related commands ===
524 +**0A aa**     à same as AT+MOD=aa
667 667  
668 668  
669 669  
528 +==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
670 670  
671 -==== (% 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.
672 672  
532 +* AT Command
673 673  
674 -(((
675 -This command is used to configure the RS485 devices; they won't be used during sampling.
676 -)))
534 +AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
677 677  
678 -* (((
679 -(% style="color:#037691" %)**AT Command**
536 +m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
680 680  
681 -(((
682 -**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
683 -)))
684 -)))
685 685  
686 -(((
687 -
688 -)))
689 689  
690 -* (((
691 -(% style="color:#037691" %)**Downlink Payload**
692 -)))
540 +* Downlink Payload
693 693  
694 -(((
695 695  Format: A8 MM NN XX XX XX XX YY
696 -)))
697 697  
698 -(((
699 699  Where:
700 -)))
701 701  
702 -* (((
703 -MM: 1: add CRC-16/MODBUS ; 0: no CRC
704 -)))
705 -* (((
706 -NN: The length of RS485 command
707 -)))
708 -* (((
709 -XX XX XX XX: RS485 command total NN bytes
710 -)))
711 -* (((
712 -(((
713 -YY: How many bytes will be uplink from the return of this RS485 command,
714 -)))
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
715 715  
716 -* (((
717 -if YY=0, RS485-LN will execute the downlink command without uplink;
718 -)))
719 -* (((
720 -if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
721 -)))
722 -* (((
723 -if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
724 -)))
725 -)))
551 +**Example 1:**
726 726  
727 -(((
728 -
729 -
730 -(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
731 -)))
732 -
733 -(((
734 734  To connect a Modbus Alarm with below commands.
735 -)))
736 736  
737 -* (((
738 -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.
739 -)))
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.
740 740  
741 -* (((
742 -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.
743 -)))
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.
744 744  
745 -(((
746 -
747 -
748 748  So if user want to use downlink command to control to RS485 Alarm, he can use:
749 -)))
750 750  
751 -(((
752 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
753 -)))
561 +**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
754 754  
755 -(((
756 -(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
757 -)))
563 +**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
758 758  
759 -(((
760 760  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.
761 -)))
762 762  
763 -(((
764 -
765 -)))
766 766  
767 -(((
768 -(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
769 -)))
568 +**Example 2:**
770 770  
771 -(((
772 -User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
773 -)))
570 +Check TTL Sensor return:
774 774  
775 -(((
776 -
777 -)))
572 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
778 778  
779 -(((
780 -(((
781 -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**
782 -)))
783 783  
784 -
785 -)))
786 786  
787 -(((
788 - (% 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" %)​
789 -)))
790 790  
577 +==== Set Payload version ====
791 791  
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.
792 792  
581 +* AT Command:
793 793  
794 -==== (% style="color:blue" %)**Set Payload version**(%%) ====
583 +AT+PAYVER: Set PAYVER field = 1
795 795  
796 796  
797 -(((
798 -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.
799 -)))
586 +* Downlink Payload:
800 800  
801 -* (((
802 -(% style="color:#037691" %)**AT Command:**
588 +0xAE 01   à Set PAYVER field =  0x01
803 803  
804 -**AT+PAYVER:    **Set PAYVER field = 1
590 +0xAE 0F   à Set PAYVER field =  0x0F
805 805  
806 -
807 -)))
808 -* (((
809 -(% style="color:#037691" %)**Downlink Payload:**
810 -)))
811 811  
812 -(((
813 -**0xAE 01**  ~-~->  Set PAYVER field =  0x01
814 -)))
593 +==== Set RS485 Sampling Commands ====
815 815  
816 -(((
817 -**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
818 -)))
595 +AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
819 819  
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]].
820 820  
821 -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"]]
822 822  
600 +* AT Command:
823 823  
824 -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.
825 825  
826 -[[image:image-20220824145428-3.png||height="308" width="1200"]]
604 +AT+DATACUTx: Configure how to handle return from RS485 devices.
827 827  
606 +AT+SEARCHx: Configure search command
828 828  
829 -==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
830 830  
609 +* Downlink Payload:
831 831  
832 -(((
833 -AT+COMMANDx or AT+DATACUTx
834 -)))
611 +0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
835 835  
836 -(((
837 -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"]].
838 -)))
613 +Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
839 839  
840 -(((
841 -
842 -)))
615 +Format: AF MM NN LL XX XX XX XX YY
843 843  
844 -* (((
845 -(% style="color:#037691" %)**AT Command:**
846 -)))
617 +Where:
847 847  
848 -**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.
849 849  
850 -**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
625 +Example:
851 851  
627 +**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
852 852  
853 -* (((
854 -(% style="color:#037691" %)**Downlink Payload:**
855 -)))
629 +**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
856 856  
857 -(((
858 -**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**
859 859  
860 -
861 -)))
862 862  
863 -(((
864 -(% 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
865 865  
866 -
867 -)))
636 +Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
868 868  
869 -(((
870 -Format: AF MM NN LL XX XX XX XX YY
871 -)))
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
872 872  
873 -(((
874 -Where:
875 -)))
641 +**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
876 876  
877 -* (((
878 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
879 -)))
880 -* (((
881 -NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
882 -)))
883 -* (((
884 -LL:  The length of AT+COMMAND or AT+DATACUT command
885 -)))
886 -* (((
887 -XX XX XX XX: AT+COMMAND or AT+DATACUT command
888 -)))
889 -* (((
890 -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.
891 -)))
892 892  
893 -(((
894 -
644 +==== Fast command to handle MODBUS device ====
895 895  
896 -**Example:**
897 -)))
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]].
898 898  
899 -(((
900 -(% 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
901 -)))
648 +This command is valid since v1.3 firmware version
902 902  
903 -(((
904 -(% 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**
905 -)))
906 906  
907 -(((
908 -(% 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**
909 -)))
651 +AT+MBFUN has only two value:
910 910  
653 +* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
911 911  
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.
912 912  
657 +* AT+MBFUN=0: Disable Modbus fast reading.
913 913  
914 -==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
659 +Example:
915 915  
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.
916 916  
917 -(((
918 -**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]].
919 -)))
665 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
920 920  
921 -(((
922 -This command is valid since v1.3 firmware version
923 -)))
924 924  
925 -(((
926 -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.
927 -)))
668 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
928 928  
929 -(((
930 -
931 -)))
932 932  
933 -(((
934 -**Example:**
935 -)))
671 +* Downlink Commands:
936 936  
937 -* (((
938 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
939 -)))
940 -* (((
941 -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.
942 -)))
943 -* (((
944 -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
945 945  
946 -
947 -)))
948 948  
949 -(% 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 ====
950 950  
951 -(% 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.
952 952  
680 +Default value: 0, range:  0 ~~ 5 seconds
953 953  
954 954  
683 +* AT Command:
955 955  
956 -==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
685 +AT+CMDDLaa=hex(bb cc)
957 957  
687 +Example:
958 958  
959 -(((
960 -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.
961 -)))
962 -
963 -(((
964 -Default value: 0, range:  0 ~~ 65 seconds
965 -)))
966 -
967 -* (((
968 -(% style="color:#037691" %)** AT Command:**
969 -
970 -**AT+CMDDLaa=hex(bb cc)*1000**
971 -)))
972 -
973 -(((
974 -
975 -
976 -**Example:**
977 -)))
978 -
979 -(((
980 980  **AT+CMDDL1=1000** to send the open time to 1000ms
981 -)))
982 982  
983 -(((
984 -
985 -)))
986 986  
987 -* (((
988 -(% style="color:#037691" %)** Downlink Payload:**
989 -)))
692 +* Downlink Payload:
990 990  
991 -(((
992 -**0x AA aa bb cc**
993 -)))
694 +0x AA aa bb cc
994 994  
995 -(((
996 -Same as: AT+CMDDLaa=hex(bb cc)*1000
997 -)))
696 +Same as: AT+CMDDLaa=hex(bb cc)
998 998  
999 -(((
1000 -**Example:**
1001 -)))
698 + Example:
1002 1002  
1003 -(((
1004 -**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
1005 -)))
700 + 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
1006 1006  
1007 1007  
1008 -==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
703 +==== [[Uplink>>path:#downlink_A8]] payload mode ====
1009 1009  
1010 -
1011 -(((
1012 1012  Define to use one uplink or multiple uplinks for the sampling.
1013 -)))
1014 1014  
1015 -(((
1016 -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]]
1017 1017  
1018 -
1019 -)))
709 +* AT Command:
1020 1020  
1021 -* (((
1022 -(% style="color:#037691" %)** AT Command:**
711 +AT+DATAUP=0
1023 1023  
1024 -**AT+DATAUP=0**
713 +AT+DATAUP=1
1025 1025  
1026 -**AT+DATAUP=1**
1027 1027  
1028 -
1029 -)))
716 +* Downlink Payload:
1030 1030  
1031 -**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
1032 1032  
1033 -Each uplink is sent to the server at 20-second intervals when segmented.
720 +0xAD 01   à Same as AT+DATAUP=1
1034 1034  
1035 1035  
1036 -* (((
1037 -(% style="color:#037691" %)** Downlink Payload:**
1038 -)))
723 +==== Manually trigger an Uplink ====
1039 1039  
1040 -**0xAD 00**  **~-~->** Same as AT+DATAUP=0
1041 -
1042 -**0xAD 01**  **~-~->** Same as AT+DATAUP=1  ~/~/Each uplink is sent to the server one after the other as it is segmented.
1043 -
1044 -
1045 -* (((
1046 -(% style="color:#037691" %)** AT Command:**
1047 -)))
1048 -
1049 -**AT+DATAUP=1,Timeout**
1050 -
1051 -
1052 -* (((
1053 -(% style="color:#037691" %)** Downlink Payload:**
1054 -)))
1055 -
1056 -**0xAD 01 00 00 14**  **~-~->** Same as AT+DATAUP=1，20000 ~/~/(00 00 14 is 20 seconds)
1057 -
1058 -Each uplink is sent to the server at 20-second intervals when segmented.
1059 -
1060 -==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
1061 -
1062 -
1063 -(((
1064 1064  Ask device to send an uplink immediately.
1065 -)))
1066 1066  
1067 -* (((
1068 -(% style="color:#037691" %)** AT Command:**
1069 -)))
727 +* Downlink Payload:
1070 1070  
1071 -(((
1072 -No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
1073 -)))
729 +0x08 FF, RS485-BL will immediately send an uplink.
1074 1074  
1075 -(((
1076 -
1077 -)))
1078 1078  
1079 -* (((
1080 -(% style="color:#037691" %)** Downlink Payload:**
1081 -)))
732 +==== Clear RS485 Command ====
1082 1082  
1083 -(((
1084 -**0x08 FF**, RS485-LN will immediately send an uplink.
1085 -)))
1086 -
1087 -
1088 -
1089 -
1090 -==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
1091 -
1092 -
1093 -(((
1094 1094  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1095 1095  
1096 -
1097 -)))
1098 1098  
1099 -* (((
1100 -(% style="color:#037691" %)** AT Command:**
1101 -)))
737 +* AT Command:
1102 1102  
1103 -(((
1104 1104  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1105 -)))
1106 1106  
1107 -(((
1108 1108  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1109 -)))
1110 1110  
1111 -(((
1112 1112  Example screen shot after clear all RS485 commands. 
1113 -)))
1114 1114  
1115 -(((
1116 -
1117 -)))
1118 1118  
1119 -(((
746 +
1120 1120  The uplink screen shot is:
1121 -)))
1122 1122  
1123 -(% 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]]
1124 1124  
1125 1125  
1126 -* (((
1127 -(% style="color:#037691" %)** Downlink Payload:**
1128 -)))
752 +* Downlink Payload:
1129 1129  
1130 -(((
1131 -**0x09 aa bb** same as AT+CMDEAR=aa,bb
1132 -)))
754 +0x09 aa bb same as AT+CMDEAR=aa,bb
1133 1133  
1134 1134  
757 +==== Set Serial Communication Parameters ====
1135 1135  
1136 -
1137 -==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1138 -
1139 -
1140 -(((
1141 1141  Set the Rs485 serial communication parameters:
1142 1142  
1143 -
1144 -)))
761 +* AT Command:
1145 1145  
1146 -* (((
1147 -(% style="color:#037691" %)** AT Command:**
1148 -)))
763 +Set Baud Rate:
1149 1149  
1150 -(((
1151 -* Set Baud Rate
1152 -)))
765 +AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1153 1153  
1154 -**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
1155 1155  
768 +Set UART parity
1156 1156  
1157 -(((
1158 -* Set UART Parity
1159 -)))
770 +AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1160 1160  
1161 -**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1162 1162  
773 +Set STOPBIT
1163 1163  
1164 -(((
1165 -* Set STOPBIT
1166 -)))
775 +AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1167 1167  
1168 -**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1169 1169  
778 +* Downlink Payload:
1170 1170  
780 +A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1171 1171  
1172 -* (((
1173 -(% style="color:#037691" %)** Downlink Payload:**
1174 -)))
782 +Example:
1175 1175  
1176 -(((
1177 -**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
1178 -)))
784 +* A7 01 00 60   same as AT+BAUDR=9600
785 +* A7 01 04 80  same as AT+BAUDR=115200
1179 1179  
1180 -(((
1181 -**Example:**
1182 -)))
787 +A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1183 1183  
1184 -* (((
1185 -A7 01 00 60   same as AT+BAUDR=9600
1186 -)))
1187 -* (((
1188 -A7 01 04 80  same as AT+BAUDR=115200
1189 -)))
789 +A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1190 1190  
1191 -(((
1192 -A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1193 -)))
1194 1194  
1195 -(((
1196 -A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1197 -)))
792 +==== Control output power duration ====
1198 1198  
794 +User can set the output power duration before each sampling.
1199 1199  
1200 -==== (% style="color:blue" %)**Encrypted payload**(%%) ====
796 +* AT Command:
1201 1201  
1202 -(((
1203 -
1204 -)))
798 +Example:
1205 1205  
1206 -* (((
1207 -(% style="color:#037691" %)** AT Command:**
1208 -)))
800 +AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1209 1209  
1210 -**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
802 +AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1211 1211  
1212 -**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1213 1213  
805 +* LoRaWAN Downlink Command:
1214 1214  
1215 -==== (% style="color:blue" %)**Get sensor value**(%%) ====
807 +07 01 aa bb  Same as AT+5VT=(aa bb)
1216 1216  
809 +07 02 aa bb  Same as AT+3V3T=(aa bb)
1217 1217  
1218 -* (((
1219 -(% style="color:#037691" %)** AT Command:**
1220 -)))
1221 1221  
1222 -**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
1223 1223  
1224 -**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
1225 1225  
814 +1.
815 +11. Buttons
1226 1226  
1227 -==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
817 +|**Button**|**Feature**
818 +|**RST**|Reboot RS485-BL
1228 1228  
820 +1.
821 +11. +3V3 Output
1229 1229  
1230 -* (((
1231 -(% style="color:#037691" %)** AT Command:**
1232 -)))
823 +RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1233 1233  
1234 -**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. 
1235 1235  
1236 -**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.
1237 1237  
828 +The +3V3 output time can be controlled by AT Command.
1238 1238  
1239 -==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
830 +**AT+3V3T=1000**
1240 1240  
832 +Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1241 1241  
1242 -* (((
1243 -(% style="color:#037691" %)** AT Command:**
1244 -)))
1245 1245  
1246 - **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
1247 1247  
1248 - **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.
1249 1249  
838 +1.
839 +11. +5V Output
1250 1250  
1251 -* (((
1252 -(% style="color:#037691" %)** Downlink Payload:**
1253 -)))
841 +RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1254 1254  
1255 -**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. 
1256 1256  
1257 1257  
1258 -==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
846 +The 5V output time can be controlled by AT Command.
1259 1259  
848 +**AT+5VT=1000**
1260 1260  
1261 -* (((
1262 -(% style="color:#037691" %)** AT Command:**
1263 -)))
850 +Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1264 1264  
1265 -**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.
1266 1266  
1267 -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.
1268 1268  
1269 -[[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"]]
1270 1270  
1271 -For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1272 1272  
1273 -[[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"]]
1274 1274  
1275 -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
1276 1276  
861 +|**LEDs**|**Feature**
862 +|**LED1**|Blink when device transmit a packet.
1277 1277  
1278 -==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
864 +1.
865 +11. Switch Jumper
1279 1279  
867 +|**Switch Jumper**|**Feature**
868 +|**SW1**|(((
869 +ISP position: Upgrade firmware via UART
1280 1280  
1281 -* (((
1282 -(% style="color:#037691" %)**Downlink Payload:**
1283 -
1284 -**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.
1285 1285  )))
873 +|**SW2**|(((
874 +5V position: set to compatible with 5v I/O.
1286 1286  
1287 -Example：
1288 -
1289 -[[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"]]
1290 -
1291 -==== ====
1292 -
1293 -==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
1294 -
1295 -
1296 -* (((
1297 -(% style="color:#037691" %)** AT Command:**
876 +3.3v position: set to compatible with 3.3v I/O.,
1298 1298  )))
1299 1299  
1300 -**~ ​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
1301 1301  
1302 -**~ ​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.
1303 1303  
1304 - **AT+RXMODE=0,0  ** ~/~/Disable this mode (default)
883 +1. Case Study
1305 1305  
885 +User can check this URL for some case studies.
1306 1306  
1307 -* (((
1308 -(% style="color:#037691" %)**Downlink Payload:**
1309 -)))
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]]
1310 1310  
1311 -**A6 aa bb bb                   ** ~/~/same as AT+RXMODE=aa,bb
1312 1312  
1313 -[[image:image-20220824144240-1.png]]
1314 1314  
1315 1315  
892 +1. Use AT Command
893 +11. Access AT Command
1316 1316  
1317 -== 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.
1318 1318  
897 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1319 1319  
1320 -(((
1321 -This feature support since firmware v1.4
1322 -)))
1323 1323  
1324 -(((
1325 -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:
1326 1326  
1327 -
1328 -)))
902 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1329 1329  
1330 -(% 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" %)​
1331 1331  
1332 -(((
1333 -To enable the listening mode, use can run the command AT+RXMODE.
1334 -)))
1335 1335  
1336 -(((
1337 -
1338 -)))
906 +More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1339 1339  
1340 -(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1341 -|=(% style="width: 100px;" %)(((
1342 -**Command example**
1343 -)))|=(% style="width: 400px;" %)(((
1344 -**Function**
1345 -)))
1346 -|(% style="width:100px" %)(((
1347 -AT+RXMODE=1,10
1348 -)))|(% style="width:400px" %)(((
1349 -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.
1350 -)))
1351 -|(% style="width:100px" %)(((
1352 -AT+RXMODE=2,500
1353 -)))|(% style="width:400px" %)(((
1354 -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
1355 -)))
1356 -|(% style="width:100px" %)(((
1357 -AT+RXMODE=0,0
1358 -)))|(% style="width:400px" %)(((
1359 -Disable listening mode. This is the default settings.
1360 -)))
1361 -|(% style="width:100px" %)(((
1362 -
1363 -)))|(% style="width:400px" %)(((
1364 -A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1365 -)))
1366 1366  
1367 -(((
1368 -(% style="color:#037691" %)** Downlink Command:**
1369 -)))
1370 1370  
1371 -(((
1372 -**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1373 -)))
910 +1.
911 +11. Common AT Command Sequence
912 +111. Multi-channel ABP mode (Use with SX1301/LG308)
1374 1374  
1375 -(((
1376 -
1377 -)))
914 +If device has not joined network yet:
1378 1378  
1379 -(((
1380 -**Example**:
1381 -)))
916 +AT+FDR
1382 1382  
1383 -(((
1384 -The RS485-LN is set to AT+RXMODE=2,1000
1385 -)))
918 +AT+NJM=0
1386 1386  
1387 -(((
1388 -There is a two Modbus commands in the RS485 network as below:
1389 -)))
920 +ATZ
1390 1390  
1391 -(((
1392 -The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1393 -)))
1394 1394  
1395 -(((
1396 -And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1397 -)))
923 +If device already joined network:
1398 1398  
1399 -(((
1400 -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
1401 -)))
925 +AT+NJM=0
1402 1402  
1403 -(((
1404 -(% 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" %)​
1405 -)))
927 +ATZ
1406 1406  
1407 -(((
1408 -
1409 -)))
929 +1.
930 +11.
931 +111. Single-channel ABP mode (Use with LG01/LG02)
1410 1410  
1411 -(((
1412 -(((
1413 -(% 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.**
1414 -)))
1415 -)))
933 +AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1416 1416  
935 +AT+NJM=0 Set to ABP mode
1417 1417  
937 +AT+ADR=0 Set the Adaptive Data Rate Off
1418 1418  
1419 -== 3.7 Buttons ==
939 +AT+DR=5  Set Data Rate
1420 1420  
941 +AT+TDC=60000  Set transmit interval to 60 seconds
1421 1421  
1422 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1423 -|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1424 -|(% 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**
1425 -|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1426 -|(% 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
1427 1427  
1428 -== 3.8 LEDs ==
945 +AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1429 1429  
947 +AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1430 1430  
1431 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1432 -|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1433 -|**PWR**|Always on if there is power
1434 -|**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.
1435 1435  
1436 -= 4. Case Study =
951 +ATZ          Reset MCU
1437 1437  
953 +**Note:**
1438 1438  
1439 -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
1440 1440  
960 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1441 1441  
1442 1442  
1443 -= 5. Use AT Command =
963 +1. FAQ
964 +11. How to upgrade the image?
1444 1444  
966 +The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1445 1445  
1446 -== 5.1 Access AT Command ==
968 +* Support new features
969 +* For bug fix
970 +* Change LoRaWAN bands.
1447 1447  
972 +Below shows the hardware connection for how to upload an image to RS485-BL:
1448 1448  
1449 -(((
1450 -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.
1451 -)))
974 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1452 1452  
1453 -(% 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]].
1454 1454  
978 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1455 1455  
1456 -(((
1457 -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:
1458 -)))
980 +**Step3: **Open flashloader; choose the correct COM port to update.
1459 1459  
1460 -(% 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" %)​
1461 1461  
1462 -
1463 -(((
1464 -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
1465 1465  )))
1466 1466  
1467 -
1468 -
1469 -== 5.2 Common AT Command Sequence ==
1470 -
1471 -
1472 -=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1473 -
1474 -
1475 -If device has not joined network yet:
1476 -
1477 -* (% style="color:#037691" %)**AT+FDR**
1478 -* (% style="color:#037691" %)**AT+NJM=0**
1479 -* (% style="color:#037691" %)**ATZ**
1480 -
1481 -(((
1482 -
1483 -
1484 -If device already joined network:
1485 -
1486 -* (% style="color:#037691" %)**AT+NJM=0**
1487 -* (% style="color:#037691" %)**ATZ**
1488 -
1489 -
987 +|(((
988 +Board detected
1490 1490  )))
1491 1491  
1492 -
1493 -
1494 -=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1495 -
1496 -
1497 -(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1498 -
1499 -(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
1500 -
1501 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
1502 -
1503 -(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
1504 -
1505 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1506 -
1507 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
1508 -
1509 -(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1510 -
1511 -(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1512 -
1513 -(% 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.
1514 -
1515 -(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1516 -
1517 -
1518 -(% style="color:red" %)**Note:**
1519 -
1520 -(((
1521 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1522 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1523 -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.
1524 -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
1525 -
991 +|(((
1526 1526  
1527 1527  )))
1528 1528  
1529 -(% 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]]
1530 1530  
1531 1531  
1532 1532  
1533 -= 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]]
1534 1534  
1535 1535  
1536 -== 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]]
1537 1537  
1538 1538  
1539 -(((
1540 -The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1541 -)))
1005 +1.
1006 +11. How to change the LoRa Frequency Bands/Region?
1542 1542  
1543 -* (((
1544 -Support new features
1545 -)))
1546 -* (((
1547 -For bug fix
1548 -)))
1549 -* (((
1550 -Change LoRaWAN bands.
1551 -)))
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.
1552 1552  
1553 -(((
1554 -Below shows the hardware connection for how to upload an image to RS485-LN:
1555 -)))
1556 1556  
1557 -(% 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"]]
1558 1558  
1559 -(% title="Click and drag to resize" %)​
1012 +1.
1013 +11. How many RS485-Slave can RS485-BL connects?
1560 1560  
1561 -(((
1562 -(% 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]].
1563 -)))
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]].
1564 1564  
1565 -(((
1566 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]].
1567 -)))
1568 1568  
1569 -(((
1570 -(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
1571 -)))
1572 1572  
1573 -(((
1574 -(((
1575 -(((
1576 -(% 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.
1577 -)))
1578 -)))
1579 -)))
1580 1580  
1020 +1. Trouble Shooting     
1021 +11. Downlink doesn’t work, how to solve it?
1581 1581  
1582 -(% 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:
1583 1583  
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]] 
1584 1584  
1585 -(% 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" %)​
1586 1586  
1587 1587  
1588 -(% 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?
1589 1589  
1032 +It might about the channels mapping. Please see for detail.
1590 1590  
1591 -(% 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]]
1592 1592  
1593 -(% 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" %)​
1594 1594  
1595 1595  
1038 +1. Order Info
1596 1596  
1597 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1040 +**Part Number: RS485-BL-XXX**
1598 1598  
1042 +**XXX:**
1599 1599  
1600 -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
1601 1601  
1055 +1. Packing Info
1602 1602  
1603 -
1604 -== 6.3 How many RS485-Slave can RS485-LN connects? ==
1605 -
1606 -
1607 -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"]].
1608 -
1609 -
1610 -
1611 -== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1612 -
1613 -
1614 -When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1615 -
1616 -Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1617 -
1618 -
1619 -
1620 -== 6.5 Can i use point to point communication for RS485-LN? ==
1621 -
1622 -
1623 -Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1624 -
1625 -
1626 -
1627 -== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
1628 -
1629 -
1630 -[[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/]]
1631 -
1632 -
1633 -
1634 -= 7. Trouble Shooting =
1635 -
1636 -
1637 -== 7.1 Downlink doesn't work, how to solve it? ==
1638 -
1639 -
1640 -Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1641 -
1642 -
1643 -
1644 -== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
1645 -
1646 -
1647 -It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1648 -
1649 -
1650 -
1651 -= 8. Order Info =
1652 -
1653 -
1654 -(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1655 -
1656 -(% style="color:blue" %)**XXX:**
1657 -
1658 -* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
1659 -* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
1660 -* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
1661 -* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
1662 -* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
1663 -* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
1664 -* (% style="color:red" %)**US915**(%%):  frequency bands US915
1665 -* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
1666 -* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1667 -* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1668 -
1669 -= 9.Packing Info =
1670 -
1671 -
1672 1672  **Package Includes**:
1673 1673  
1674 -* RS485-LN x 1
1059 +* RS485-BL x 1
1675 1675  * Stick Antenna for LoRa RF part x 1
1676 1676  * Program cable x 1
1677 1677  
... ... @@ -1682,68 +1682,9 @@
1682 1682  * Package Size / pcs : 14.5 x 8 x 5 cm
1683 1683  * Weight / pcs : 170g
1684 1684  
1685 -= 10. FCC Caution for RS485LN-US915 =
1070 +1. Support
1686 1686  
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
1687 1687  
1688 -(((
1689 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1690 -)))
1691 -
1692 -(((
1693 -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.
1694 -)))
1695 -
1696 -(((
1697 -
1698 -)))
1699 -
1700 -(((
1701 -(% style="color:red" %)**IMPORTANT NOTE:**
1702 -)))
1703 -
1704 -(((
1705 -(% 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:
1706 -)))
1707 -
1708 -(((
1709 -—Reorient or relocate the receiving antenna.
1710 -)))
1711 -
1712 -(((
1713 -—Increase the separation between the equipment and receiver.
1714 -)))
1715 -
1716 -(((
1717 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1718 -)))
1719 -
1720 -(((
1721 -—Consult the dealer or an experienced radio/TV technician for help.
1722 -)))
1723 -
1724 -(((
1725 -
1726 -)))
1727 -
1728 -(((
1729 -(% style="color:red" %)**FCC Radiation Exposure Statement:**
1730 -)))
1731 -
1732 -(((
1733 -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.
1734 -)))
1735 -
1736 -
1737 -
1738 -= 11. Support =
1739 -
1740 -
1741 -* (((
1742 -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.
1743 -)))
1744 -* (((
1745 -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]].
1746 -
1747 -
1748 -
1749 -)))
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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