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

From version 32.10
edited by Xiaoling
on 2022/06/02 15:26
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To version 61.39
edited by Xiaoling
on 2022/06/14 13:38
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Summary

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Title
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1 -RS485-LN – RS485 to LoRaWAN Converter
1 +RS485-LN – RS485 to LoRaWAN Converter User Manual
Content
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1 -(% style="text-align:center" %)
2 -[[image:1653266934636-343.png||height="385" width="385"]]
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" %)​
3 3  
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 +)))
4 4  
5 5  
6 -**RS485-LN – RS485 to LoRaWAN Converter User Manual**
7 7  
8 8  
12 +
13 +
14 +
9 9  **Table of Contents:**
10 10  
17 +{{toc/}}
11 11  
12 12  
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 +)))
13 13  
14 14  
26 +
27 +
28 +
29 +
30 +
15 15  = 1.Introduction =
16 16  
17 17  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
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18 18  
19 19  (((
20 20  (((
37 +(((
38 +
39 +
21 21  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.
22 22  )))
42 +)))
23 23  
24 24  (((
45 +(((
25 25  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.
26 26  )))
48 +)))
27 27  
28 28  (((
51 +(((
29 29  (% 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.
30 30  )))
54 +)))
31 31  
32 32  (((
57 +(((
33 33  (% style="color:blue" %)**For data downlink**(%%), RS485-LN runs in LoRaWAN Class C. When there downlink commands from LoRaWAN server, RS485-LN will forward the commands from LoRaWAN server to RS485 devices.
59 +)))
34 34  
61 +(((
35 35  (% style="color:blue" %)**Demo Dashboard for RS485-LN**(%%) connect to two energy meters: [[https:~~/~~/app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a>>url:https://app.datacake.de/dashboard/d/58844a26-378d-4c5a-aaf5-b5b5b153447a]]
63 +
64 +
36 36  )))
37 37  )))
67 +)))
38 38  
39 -[[image:1653267211009-519.png||height="419" width="724"]]
69 +(% aria-label="1653267211009-519.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653267211009-519.png||data-widget="image" height="419" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
40 40  
41 41  
42 42  == 1.2 Specifications ==
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74 74  * Preamble detection.
75 75  * 127 dB Dynamic Range RSSI.
76 76  * Automatic RF Sense and CAD with ultra-fast AFC.
77 -* Packet engine up to 256 bytes with CRC.
107 +* Packet engine up to 256 bytes with CRC
78 78  
79 79  
80 80  
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111 111  
112 112  (((
113 113  (((
144 +(((
114 114  v1.2: Add External Interrupt Pin.
146 +)))
115 115  
148 +(((
116 116  v1.0: Release
150 +)))
117 117  
118 118  
119 119  )))
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131 131  Once there is power, the RS485-LN will be on.
132 132  )))
133 133  
134 -[[image:1653268091319-405.png]]
168 +(% 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" %)​
169 +
170 +
135 135  )))
136 136  
137 137  = 3. Operation Mode =
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139 139  == 3.1 How it works? ==
140 140  
141 141  (((
178 +(((
142 142  The RS485-LN is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-LN. It will auto join the network via OTAA.
143 143  )))
144 144  
182 +
183 +)))
184 +
145 145  == 3.2 Example to join LoRaWAN network ==
146 146  
147 147  Here shows an example for how to join the TTN V3 Network. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here. 
148 148  
149 -[[image:1653268155545-638.png||height="334" width="724"]]
189 +(% 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" %)​
150 150  
191 +
151 151  (((
193 +(((
152 152  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:
195 +)))
153 153  
197 +(((
154 154  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
199 +)))
155 155  
156 -[[image:1653268227651-549.png||height="592" width="720"]]
201 +(% 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" %)​
157 157  
203 +
158 158  (((
159 -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:
205 +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:
160 160  )))
161 161  
162 162  (((
163 -**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
209 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
164 164  )))
165 165  
166 166  (((
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168 168  )))
169 169  )))
170 170  
171 -[[image:1652953462722-299.png]]
217 +(% 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" %)​
172 172  
219 +
173 173  (((
174 174  (((
175 175  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
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176 176  )))
177 177  
178 178  (((
179 -Add APP EUI in the application.
226 +**Add APP EUI in the application.**
180 180  )))
181 181  )))
182 182  
183 -[[image:image-20220519174512-1.png]]
230 +(% 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" %)​
184 184  
185 -[[image:image-20220519174512-2.png||height="323" width="720"]]
232 +(% 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" %)​
186 186  
187 -[[image:image-20220519174512-3.png||height="556" width="724"]]
234 +(% 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" %)​
188 188  
189 -[[image:image-20220519174512-4.png]]
236 +(% aria-label="image-20220519174512-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-4.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
190 190  
191 191  You can also choose to create the device manually.
192 192  
193 -[[image:1652953542269-423.png||height="710" width="723"]]
240 +(% 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" %)​
194 194  
195 -Add APP KEY and DEV EUI
196 196  
197 -[[image:1652953553383-907.png||height="514" width="724"]]
198 198  
244 +**Add APP KEY and DEV EUI**
199 199  
246 +(% 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" %)​
247 +
248 +
200 200  (((
201 -**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.
250 +(% 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.
202 202  )))
203 203  
204 -[[image:1652953568895-172.png||height="232" width="724"]]
253 +(% 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" %)​
205 205  
255 +
206 206  == 3.3 Configure Commands to read data ==
207 207  
208 208  (((
209 209  (((
210 -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.
260 +(((
261 +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.
211 211  )))
263 +)))
212 212  
213 213  (((
266 +(((
214 214  (% 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
215 215  )))
269 +
270 +
216 216  )))
272 +)))
217 217  
218 218  === 3.3.1 onfigure UART settings for RS485 or TTL communication ===
219 219  
220 220  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:
221 221  
222 -(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
223 -|(((
278 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
279 +|=(% style="width: 110px;" %)(((
224 224  **AT Commands**
225 -)))|(% style="width:285px" %)(((
281 +)))|=(% style="width: 190px;" %)(((
226 226  **Description**
227 -)))|(% style="width:347px" %)(((
283 +)))|=(% style="width: 190px;" %)(((
228 228  **Example**
229 229  )))
230 -|(((
286 +|(% style="width:110px" %)(((
231 231  AT+BAUDR
232 -)))|(% style="width:285px" %)(((
288 +)))|(% style="width:190px" %)(((
233 233  Set the baud rate (for RS485 connection). Default Value is: 9600.
234 -)))|(% style="width:347px" %)(((
290 +)))|(% style="width:190px" %)(((
235 235  (((
236 236  AT+BAUDR=9600
237 237  )))
... ... @@ -240,11 +240,11 @@
240 240  Options: (1200,2400,4800,14400,19200,115200)
241 241  )))
242 242  )))
243 -|(((
299 +|(% style="width:110px" %)(((
244 244  AT+PARITY
245 -)))|(% style="width:285px" %)(((
301 +)))|(% style="width:190px" %)(((
246 246  Set UART parity (for RS485 connection)
247 -)))|(% style="width:347px" %)(((
303 +)))|(% style="width:190px" %)(((
248 248  (((
249 249  AT+PARITY=0
250 250  )))
... ... @@ -253,9 +253,9 @@
253 253  Option: 0: no parity, 1: odd parity, 2: even parity
254 254  )))
255 255  )))
256 -|(((
312 +|(% style="width:110px" %)(((
257 257  AT+STOPBIT
258 -)))|(% style="width:285px" %)(((
314 +)))|(% style="width:190px" %)(((
259 259  (((
260 260  Set serial stopbit (for RS485 connection)
261 261  )))
... ... @@ -263,7 +263,7 @@
263 263  (((
264 264  
265 265  )))
266 -)))|(% style="width:347px" %)(((
322 +)))|(% style="width:190px" %)(((
267 267  (((
268 268  AT+STOPBIT=0 for 1bit
269 269  )))
... ... @@ -285,140 +285,68 @@
285 285  )))
286 286  )))
287 287  
288 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
289 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
290 -|AT+CFGDEV|(% style="width:418px" %)(((
344 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
345 +|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
346 +|AT+CFGDEV|(% style="width:110px" %)(((
347 +(((
291 291  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
349 +)))
292 292  
351 +(((
293 293  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
353 +)))
294 294  
355 +(((
295 295  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
296 -)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
357 +)))
358 +)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
297 297  
298 298  === 3.3.3 Configure read commands for each sampling ===
299 299  
300 300  (((
301 -RS485-BL is a battery powered device; it will sleep most of time. And wake up on each period and read RS485 / TTL sensor data and uplink.
302 -)))
363 +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.
303 303  
304 -(((
305 -During each sampling, we need to confirm what commands we need to send to the sensors to read data. After the RS485/TTL sensors send back the value, it normally includes some bytes and we only need a few from them for a shorten payload.
306 -)))
307 -
308 -(((
309 309  To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload.
310 -)))
311 311  
312 -(((
313 313  This section describes how to achieve above goals.
314 -)))
315 315  
316 -(((
317 -During each sampling, the RS485-BL can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
318 -)))
369 +During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
319 319  
320 -(((
321 -**Command from RS485-BL to Sensor:**
322 -)))
323 323  
324 -(((
325 -RS485-BL can send out pre-set max 15 strings via **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF** . All commands are of same grammar.
326 -)))
372 +(% style="color:#037691" %)**Each RS485 commands include two parts:**
327 327  
328 -(((
329 -**Handle return from sensors to RS485-BL**:
330 -)))
374 +~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.
331 331  
332 -(((
333 -After RS485-BL send out a string to sensor, RS485-BL will wait for the return from RS485 or TTL sensor. And user can specify how to handle the return, by **AT+DATACUT or AT+SEARCH commands**
334 -)))
376 +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.
335 335  
336 -* (((
337 -**AT+DATACUT**
338 -)))
378 +3. Some RS485 device might has longer delay on reply, so user can use AT+CMDDL to set the timeout for getting reply after the RS485 command is sent. For example **AT+CMDDL1=1000** to send the open time to 1000ms
339 339  
340 -(((
341 -When the return value from sensor have fix length and we know which position the valid value we should get, we can use AT+DATACUT command.
342 -)))
343 343  
344 -* (((
345 -**AT+SEARCH**
346 -)))
347 -
348 -(((
349 -When the return value from sensor is dynamic length and we are not sure which bytes the valid data is, instead, we know what value the valid value following. We can use AT+SEARCH to search the valid value in the return string.
350 -)))
351 -
352 -(((
353 -**Define wait timeout:**
354 -)))
355 -
356 -(((
357 -Some RS485 device might has longer delay on reply, so user can use AT+CMDDL to set the timeout for getting reply after the RS485 command is sent. For example, AT+CMDDL1=1000 to send the open time to 1000ms
358 -)))
359 -
360 -(((
361 361  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
362 -)))
363 363  
364 -**Examples:**
365 -
366 366  Below are examples for the how above AT Commands works.
367 367  
368 -**AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is:
369 369  
370 -(% border="1" class="table-bordered" %)
371 -|(((
372 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
386 +(% 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:
373 373  
388 +(% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
389 +|(% style="width:496px" %)(((
390 +(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
391 +
374 374  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
375 375  
376 376  **m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command**
377 377  )))
378 378  
379 -(((
380 380  For example, if we have a RS485 sensor. The command to get sensor value is: 01 03 0B B8 00 02 46 0A. Where 01 03 0B B8 00 02 is the Modbus command to read the register 0B B8 where stored the sensor value. The 46 0A is the CRC-16/MODBUS which calculate manually.
381 -)))
382 382  
383 -(((
384 -In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
385 -)))
399 +In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
386 386  
387 -(((
388 -**AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
389 -)))
390 390  
391 -(% border="1" class="table-bordered" %)
392 -|(((
393 -**AT+SEARCHx=aa,xx xx xx xx xx**
402 +(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
394 394  
395 -* **aa: 1: prefix match mode; 2: prefix and suffix match mode**
396 -* **xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix**
397 -
398 -
399 -)))
400 -
401 -**Examples:**
402 -
403 -~1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
404 -
405 -If we set AT+SEARCH1=1,1E 56 34.      (max 5 bytes for prefix)
406 -
407 -The valid data will be all bytes after 1E 56 34 , so it is (% style="background-color:yellow" %)** 2e 30 58 5f 36 41 30 31 00 49**
408 -
409 -[[image:1653269403619-508.png]]
410 -
411 -2. For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
412 -
413 -If we set AT+SEARCH1=2, 1E 56 34+31 00 49
414 -
415 -Device will search the bytes between 1E 56 34 and 31 00 49. So it is (% style="background-color:yellow" %)** 2e 30 58 5f 36 41 30**
416 -
417 -[[image:1653269438444-278.png]]
418 -
419 -**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
420 -
421 -|(((
404 +(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
405 +|(% style="width:510px" %)(((
422 422  **AT+DATACUTx=a,b,c**
423 423  
424 424  * **a: length for the return of AT+COMMAND**
... ... @@ -426,48 +426,38 @@
426 426  * **c: define the position for valid value.  **
427 427  )))
428 428  
429 -Examples:
413 +**Examples:**
430 430  
431 -* Grab bytes:
415 +* (% style="color:#037691" %)**Grab bytes**
432 432  
433 -[[image:1653269551753-223.png||height="311" width="717"]]
417 +(% 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" %)​
434 434  
435 -* Grab a section.
436 436  
437 -[[image:1653269568276-930.png||height="325" width="718"]]
420 +* (% style="color:#037691" %)**Grab a section**
438 438  
439 -* Grab different sections.
422 +(% aria-label="image-20220602153621-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-2.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
440 440  
441 -[[image:1653269593172-426.png||height="303" width="725"]]
442 442  
443 -(% style="color:red" %)**Note:**
425 +* (% style="color:#037691" %)**Grab different sections**
444 444  
445 -AT+SEARCHx and AT+DATACUTx can be used together, if both commands are set, RS485-BL will first process AT+SEARCHx on the return string and get a temporary string, and then process AT+DATACUTx on this temporary string to get the final payload. In this case, AT+DATACUTx need to set to format AT+DATACUTx=0,xx,xx where the return bytes set to 0.
427 +(% aria-label="image-20220602153621-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-3.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
446 446  
447 -Example:
448 448  
449 -(% style="color:red" %)AT+COMMAND1=11 01 1E D0,0
430 +
431 +)))
450 450  
451 -(% style="color:red" %)AT+SEARCH1=1,1E 56 34
452 -
453 -(% style="color:red" %)AT+DATACUT1=0,2,1~~5
454 -
455 -(% style="color:red" %)Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
456 -
457 -(% style="color:red" %)String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49
458 -
459 -(% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36
460 -
461 -[[image:1653269618463-608.png]]
462 -
463 463  === 3.3.4 Compose the uplink payload ===
464 464  
465 465  (((
466 466  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.**
437 +
438 +
467 467  )))
468 468  
469 469  (((
470 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0**
442 +(% style="color:#037691" %)**Examples: AT+DATAUP=0**
443 +
444 +
471 471  )))
472 472  
473 473  (((
... ... @@ -486,10 +486,12 @@
486 486  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
487 487  )))
488 488  
489 -[[image:1653269759169-150.png||height="513" width="716"]]
463 +(% 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" %)​
490 490  
491 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1**
492 492  
466 +(% style="color:#037691" %)**Examples: AT+DATAUP=1**
467 +
468 +
493 493  Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
494 494  
495 495  Final Payload is
... ... @@ -496,700 +496,992 @@
496 496  
497 497  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
498 498  
499 -1. Battery Info (2 bytes): Battery voltage
500 -1. PAYVER (1 byte): Defined by AT+PAYVER
501 -1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling.
502 -1. PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
503 -1. DATA: Valid value: max 6 bytes(US915 version here, Notice*!) for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 6 bytes
504 504  
505 -[[image:1653269916228-732.png||height="433" width="711"]]
476 +1. PAYVER: Defined by AT+PAYVER
477 +1. PAYLOAD COUNT: Total how many uplinks of this sampling.
478 +1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
479 +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
506 506  
481 +(% 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" %)​
507 507  
508 -So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA
509 509  
510 -DATA1=RETURN1 Valid Value = (% style="background-color:green; color:white" %)20 20 0a 33 90 41
484 +So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
511 511  
512 -DATA2=1^^st^^ ~~ 6^^th^^ byte of Valid value of RETURN10=(% style="background-color:green; color:white" %) 02 aa 05 81 0a 20
486 +DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa**
513 513  
514 -DATA3=7^^th^^ ~~ 11^^th^^ bytes of Valid value of RETURN10 = (% style="background-color:green; color:white" %)20 20 20 2d 30
488 +DATA2=3^^rd^^ ~~ 10^^th^^ byte of Valid value of RETURN10= **05 81 0a 20 20 20 20 2d**
515 515  
516 -Below are the uplink payloads:
490 +DATA3=the rest of Valid value of RETURN10= **30**
517 517  
518 -[[image:1653270130359-810.png]]
519 519  
493 +(% 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:
520 520  
521 -(% style="color:red" %)**Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below:**
495 + ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
522 522  
523 - ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink ( so 51 -5 = 46 max valid date)
497 + * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
524 524  
525 - * For AU915/AS923 bands, if UplinkDwell time=1, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
499 + * For US915 band, max 11 bytes for each uplink.
526 526  
527 - * For US915 band, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
501 + ~* For all other bands: max 51 bytes for each uplink.
528 528  
529 - ~* For all other bands: max 51 bytes for each uplink  ( so 51 -5 = 46 max valid date).
530 530  
531 -=== 3.3.5 Uplink on demand ===
504 +Below are the uplink payloads:
532 532  
533 -Except uplink periodically, RS485-BL is able to uplink on demand. The server sends downlink command to RS485-BL and RS485 will uplink data base on the command.
506 +(% 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" %)​
534 534  
535 -Downlink control command:
536 536  
537 -[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL.
538 538  
539 -[[0xA8 command>>path:#downlink_A8]]: Send a command to RS485-BL and uplink the output from sensors.
510 +=== 3.3.5 Uplink on demand ===
540 540  
512 +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.
541 541  
514 +Downlink control command:
542 542  
543 -1.
544 -11.
545 -111. Uplink on Interrupt
516 +**0x08 command**: Poll an uplink with current command set in RS485-LN.
546 546  
547 -Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
518 +**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
548 548  
549 -AT+INTMOD=0  Disable Interrupt
550 550  
551 -AT+INTMOD=1  Interrupt trigger by rising or falling edge.
552 552  
553 -AT+INTMOD= Interrupt trigger by falling edge. ( Default Value)
522 +=== 3.3.6 Uplink on Interrupt ===
554 554  
555 -AT+INTMOD=3  Interrupt trigger by rising edge.
524 +RS485-LN support external Interrupt uplink since hardware v1.2 release.
556 556  
526 +(% 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" %)​
557 557  
558 -1.
559 -11. Uplink Payload
528 +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.
560 560  
561 -|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
562 -|Value|(((
563 -Battery(mV)
564 564  
565 -&
531 +== 3.4 Uplink Payload ==
566 566  
567 -Interrupt _Flag
568 -)))|(((
569 -PAYLOAD_VER
570 570  
571 -
572 -)))|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.
534 +(% aria-label="image-20220606110929-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220606110929-1.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
573 573  
574 574  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
575 575  
576 576  
577 -function Decoder(bytes, port) {
539 +== 3.5 Configure RS485-LN via AT or Downlink ==
578 578  
579 -~/~/Payload Formats of RS485-BL Deceive
541 +(((
542 +User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
543 +)))
580 580  
581 -return {
545 +(((
546 +There are two kinds of Commands:
547 +)))
582 582  
583 - ~/~/Battery,units:V
549 +* (((
550 +(% 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]]
551 +)))
584 584  
585 - BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,
553 +* (((
554 +(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
555 +)))
586 586  
587 - ~/~/GPIO_EXTI 
557 +(((
558 +
559 +)))
588 588  
589 - EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
590 590  
591 - ~/~/payload of version
562 +=== 3.5.1 Common Commands ===
592 592  
593 - Pay_ver:bytes[2],
564 +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]]
594 594  
595 - };
596 596  
597 - }
567 +=== 3.5.2 Sensor related commands ===
598 598  
569 +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.
599 599  
571 +(% 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"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[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" %)​
600 600  
573 +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)
601 601  
602 602  
576 +=== 3.5.3 Sensor related commands ===
603 603  
604 604  
605 -TTN V3 uplink screen shot.
606 606  
607 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
608 608  
609 -1.
610 -11. Configure RS485-BL via AT or Downlink
581 +==== (% style="color:#037691" %)**RS485 Debug Command**(%%) ====
611 611  
612 -User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
583 +(((
584 +This command is used to configure the RS485 devices; they won’t be used during sampling.
585 +)))
613 613  
614 -There are two kinds of Commands:
587 +* (((
588 +(% style="color:#037691" %)**AT Command**
615 615  
616 -* **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: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
590 +(((
591 +**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
592 +)))
593 +)))
617 617  
618 -* **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
595 +(((
596 +
597 +)))
619 619  
620 -1.
621 -11.
622 -111. Common Commands:
599 +* (((
600 +(% style="color:#037691" %)**Downlink Payload**
601 +)))
623 623  
624 -They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands]]
603 +(((
604 +Format: A8 MM NN XX XX XX XX YY
605 +)))
625 625  
607 +(((
608 +Where:
609 +)))
626 626  
627 -1.
628 -11.
629 -111. Sensor related commands:
611 +* (((
612 +MM: 1: add CRC-16/MODBUS ; 0: no CRC
613 +)))
614 +* (((
615 +NN: The length of RS485 command
616 +)))
617 +* (((
618 +XX XX XX XX: RS485 command total NN bytes
619 +)))
620 +* (((
621 +(((
622 +YY: How many bytes will be uplink from the return of this RS485 command,
623 +)))
630 630  
631 -==== Choose Device Type (RS485 or TTL) ====
625 +* (((
626 +if YY=0, RS485-LN will execute the downlink command without uplink;
627 +)))
628 +* (((
629 +if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
630 +)))
631 +* (((
632 +if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
633 +)))
634 +)))
632 632  
633 -RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
636 +(((
637 +
634 634  
635 -* AT Command
639 +**Example 1**  ~-~-> Configure without ask for uplink (YY=0)
640 +)))
636 636  
637 -**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
642 +(((
643 +To connect a Modbus Alarm with below commands.
644 +)))
638 638  
639 -**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
646 +* (((
647 +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.
648 +)))
640 640  
650 +* (((
651 +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.
652 +)))
641 641  
642 -* Downlink Payload
654 +(((
655 +
643 643  
644 -**0A aa**     à same as AT+MOD=aa
657 +So if user want to use downlink command to control to RS485 Alarm, he can use:
658 +)))
645 645  
660 +(((
661 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
662 +)))
646 646  
664 +(((
665 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
666 +)))
647 647  
648 -==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
668 +(((
669 +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.
670 +)))
649 649  
650 -This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
672 +(((
673 +
674 +)))
651 651  
652 -* AT Command
676 +(((
677 +**Example 2**  ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
678 +)))
653 653  
654 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
680 +(((
681 +User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
682 +)))
655 655  
656 -m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
684 +(((
685 +
686 +)))
657 657  
688 +(((
689 +(((
690 +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**
691 +)))
658 658  
693 +
694 +)))
659 659  
660 -* Downlink Payload
696 +(((
697 + (% 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" %)​
698 +)))
661 661  
662 -Format: A8 MM NN XX XX XX XX YY
663 663  
664 -Where:
665 665  
666 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC
667 -* NN: The length of RS485 command
668 -* XX XX XX XX: RS485 command total NN bytes
669 -* 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
670 670  
671 -**Example 1:**
703 +==== (% style="color:blue" %)**Set Payload version**(%%) ====
672 672  
673 -To connect a Modbus Alarm with below commands.
705 +(((
706 +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.
707 +)))
674 674  
675 -* 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.
709 +* (((
710 +(% style="color:#037691" %)**AT Command:**
676 676  
677 -* 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.
712 +**AT+PAYVER:    **Set PAYVER field = 1
678 678  
679 -So if user want to use downlink command to control to RS485 Alarm, he can use:
714 +
715 +)))
716 +* (((
717 +(% style="color:#037691" %)**Downlink Payload:**
718 +)))
680 680  
681 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
720 +(((
721 +**0xAE 01**  ~-~->  Set PAYVER field =  0x01
722 +)))
682 682  
683 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
724 +(((
725 +**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
726 +)))
684 684  
685 -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.
686 686  
687 687  
688 -**Example 2:**
689 689  
690 -Check TTL Sensor return:
731 +==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
691 691  
692 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
733 +(((
734 +AT+COMMANDx or AT+DATACUTx
735 +)))
693 693  
737 +(((
738 +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"]].
739 +)))
694 694  
741 +(((
742 +
743 +)))
695 695  
745 +* (((
746 +(% style="color:#037691" %)**AT Command:**
747 +)))
696 696  
697 -==== Set Payload version ====
749 +**AT+COMMANDx:    **Configure RS485 read command to sensor.
698 698  
699 -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.
751 +**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
700 700  
701 -* AT Command:
702 702  
703 -AT+PAYVER: Set PAYVER field = 1
754 +* (((
755 +(% style="color:#037691" %)**Downlink Payload:**
756 +)))
704 704  
758 +(((
759 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
760 +)))
705 705  
706 -* Downlink Payload:
762 +(((
763 +(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
764 +)))
707 707  
708 -0xAE 01   à Set PAYVER field =  0x01
766 +(((
767 +Format: AF MM NN LL XX XX XX XX YY
768 +)))
709 709  
710 -0xAE 0F   à Set PAYVER field =  0x0F
770 +(((
771 +Where:
772 +)))
711 711  
774 +* (((
775 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
776 +)))
777 +* (((
778 +NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
779 +)))
780 +* (((
781 +LL:  The length of AT+COMMAND or AT+DATACUT command
782 +)))
783 +* (((
784 +XX XX XX XX: AT+COMMAND or AT+DATACUT command
785 +)))
786 +* (((
787 +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.
788 +)))
712 712  
713 -==== Set RS485 Sampling Commands ====
790 +(((
791 +
714 714  
715 -AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
793 +**Example:**
794 +)))
716 716  
717 -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]].
796 +(((
797 +(% 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
798 +)))
718 718  
800 +(((
801 +(% 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**
802 +)))
719 719  
720 -* AT Command:
804 +(((
805 +(% 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**
806 +)))
721 721  
722 -AT+COMMANDx: Configure RS485 read command to sensor.
723 723  
724 -AT+DATACUTx: Configure how to handle return from RS485 devices.
725 725  
726 -AT+SEARCHx: Configure search command
727 727  
811 +==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
728 728  
729 -* Downlink Payload:
813 +(((
814 +**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]].
815 +)))
730 730  
731 -0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
817 +(((
818 +This command is valid since v1.3 firmware version
819 +)))
732 732  
733 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
821 +(((
822 +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.
823 +)))
734 734  
735 -Format: AF MM NN LL XX XX XX XX YY
825 +(((
826 +
827 +)))
736 736  
737 -Where:
829 +(((
830 +**Example:**
831 +)))
738 738  
739 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
740 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
741 -* LL: The length of AT+COMMAND or AT+DATACUT command
742 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command
743 -* 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.
833 +* (((
834 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
835 +)))
836 +* (((
837 +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.
838 +)))
839 +* (((
840 +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.
744 744  
745 -Example:
842 +
843 +)))
746 746  
747 -**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
845 +(% 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" %)​
748 748  
749 -**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
847 +(% 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" %)​
750 750  
751 -**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
752 752  
753 753  
754 -0xAB downlink command can be used for set AT+SEARCHx
755 755  
756 -Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
852 +==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
757 757  
758 -* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
759 -* 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
854 +(((
855 +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.
856 +)))
760 760  
761 -**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
858 +(((
859 +Default value: 0, range:  0 ~~ 65 seconds
860 +)))
762 762  
862 +* (((
863 +(% style="color:#037691" %)** AT Command:**
763 763  
764 -==== Fast command to handle MODBUS device ====
865 +**AT+CMDDLaa=hex(bb cc)*1000**
866 +)))
765 765  
766 -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]].
868 +(((
869 +
767 767  
768 -This command is valid since v1.3 firmware version
871 +**Example:**
872 +)))
769 769  
874 +(((
875 +**AT+CMDDL1=1000** to send the open time to 1000ms
876 +)))
770 770  
771 -AT+MBFUN has only two value:
878 +(((
879 +
880 +)))
772 772  
773 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
882 +* (((
883 +(% style="color:#037691" %)** Downlink Payload:**
884 +)))
774 774  
775 -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.
886 +(((
887 +**0x AA aa bb cc**
888 +)))
776 776  
777 -* AT+MBFUN=0: Disable Modbus fast reading.
890 +(((
891 +Same as: AT+CMDDLaa=hex(bb cc)*1000
892 +)))
778 778  
779 -Example:
894 +(((
895 +**Example:**
896 +)))
780 780  
781 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
782 -* 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.
783 -* 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.
898 +(((
899 +**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
900 +)))
784 784  
785 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
786 786  
787 787  
788 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
789 789  
905 +==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
790 790  
791 -* Downlink Commands:
907 +(((
908 +Define to use one uplink or multiple uplinks for the sampling.
909 +)))
792 792  
793 -A9 aa -à Same as AT+MBFUN=aa
911 +(((
912 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
794 794  
914 +
915 +)))
795 795  
796 -==== RS485 command timeout ====
917 +* (((
918 +(% style="color:#037691" %)** AT Command:**
919 +)))
797 797  
798 -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.
921 +**AT+DATAUP=0**
799 799  
800 -Default value: 0, range:  0 ~~ 5 seconds
923 +**AT+DATAUP=1**
801 801  
802 802  
803 -* AT Command:
926 +* (((
927 +(% style="color:#037691" %)** Downlink Payload:**
928 +)))
804 804  
805 -AT+CMDDLaa=hex(bb cc)
930 +(((
931 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
932 +)))
806 806  
807 -Example:
934 +(((
935 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
936 +)))
808 808  
809 -**AT+CMDDL1=1000** to send the open time to 1000ms
810 810  
811 811  
812 -* Downlink Payload:
813 813  
814 -0x AA aa bb cc
941 +==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
815 815  
816 -Same as: AT+CMDDLaa=hex(bb cc)
943 +(((
944 +Ask device to send an uplink immediately.
945 +)))
817 817  
818 - Example:
947 +* (((
948 +(% style="color:#037691" %)** AT Command:**
949 +)))
819 819  
820 - 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
951 +(((
952 +No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
953 +)))
821 821  
955 +(((
956 +
957 +)))
822 822  
823 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
959 +* (((
960 +(% style="color:#037691" %)** Downlink Payload:**
961 +)))
824 824  
825 -Define to use one uplink or multiple uplinks for the sampling.
963 +(((
964 +**0x08 FF**, RS485-LN will immediately send an uplink.
965 +)))
826 826  
827 -The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
828 828  
829 -* AT Command:
830 830  
831 -AT+DATAUP=0
832 832  
833 -AT+DATAUP=1
970 +==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
834 834  
835 -
836 -* Downlink Payload:
837 -
838 -0xAD 00   à Same as AT+DATAUP=0
839 -
840 -0xAD 01   à Same as AT+DATAUP=1
841 -
842 -
843 -==== Manually trigger an Uplink ====
844 -
845 -Ask device to send an uplink immediately.
846 -
847 -* Downlink Payload:
848 -
849 -0x08 FF, RS485-BL will immediately send an uplink.
850 -
851 -
852 -==== Clear RS485 Command ====
853 -
972 +(((
854 854  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
855 855  
975 +
976 +)))
856 856  
857 -* AT Command:
978 +* (((
979 +(% style="color:#037691" %)** AT Command:**
980 +)))
858 858  
982 +(((
859 859  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
984 +)))
860 860  
986 +(((
861 861  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
988 +)))
862 862  
990 +(((
863 863  Example screen shot after clear all RS485 commands. 
992 +)))
864 864  
994 +(((
995 +
996 +)))
865 865  
866 -
998 +(((
867 867  The uplink screen shot is:
1000 +)))
868 868  
869 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1002 +(% 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" %)​
870 870  
871 871  
872 -* Downlink Payload:
1005 +* (((
1006 +(% style="color:#037691" %)** Downlink Payload:**
1007 +)))
873 873  
874 -0x09 aa bb same as AT+CMDEAR=aa,bb
1009 +(((
1010 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
1011 +)))
875 875  
876 876  
877 -==== Set Serial Communication Parameters ====
878 878  
1015 +
1016 +==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1017 +
1018 +(((
879 879  Set the Rs485 serial communication parameters:
1020 +)))
880 880  
881 -* AT Command:
1022 +* (((
1023 +(% style="color:#037691" %)** AT Command:**
1024 +)))
882 882  
883 -Set Baud Rate:
1026 +(((
1027 +
884 884  
885 -AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1029 +* Set Baud Rate
1030 +)))
886 886  
1032 +**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
887 887  
888 -Set UART parity
889 889  
890 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1035 +(((
1036 +* Set UART Parity
1037 +)))
891 891  
1039 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
892 892  
893 -Set STOPBIT
894 894  
895 -AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1042 +(((
1043 +* Set STOPBIT
1044 +)))
896 896  
1046 +**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
897 897  
898 -* Downlink Payload:
899 899  
900 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
901 901  
902 -Example:
1050 +* (((
1051 +(% style="color:#037691" %)** Downlink Payload:**
1052 +)))
903 903  
904 -* A7 01 00 60   same as AT+BAUDR=9600
905 -* A7 01 04 80  same as AT+BAUDR=115200
1054 +(((
1055 +**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
1056 +)))
906 906  
907 -A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1058 +(((
1059 +**Example:**
1060 +)))
908 908  
909 -A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1062 +* (((
1063 +A7 01 00 60   same as AT+BAUDR=9600
1064 +)))
1065 +* (((
1066 +A7 01 04 80  same as AT+BAUDR=115200
1067 +)))
910 910  
1069 +(((
1070 +A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1071 +)))
911 911  
912 -==== Control output power duration ====
1073 +(((
1074 +A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1075 +)))
913 913  
914 -User can set the output power duration before each sampling.
915 915  
916 -* AT Command:
917 917  
918 -Example:
919 919  
920 -AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1080 +== 3.6 Listening mode for RS485 network ==
921 921  
922 -AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1082 +(((
1083 +This feature support since firmware v1.4
1084 +)))
923 923  
1086 +(((
1087 +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.
1088 +)))
924 924  
925 -* LoRaWAN Downlink Command:
1090 +(% 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" %)​
926 926  
927 -07 01 aa bb  Same as AT+5VT=(aa bb)
1092 +(((
1093 +To enable the listening mode, use can run the command AT+RXMODE.
1094 +)))
928 928  
929 -07 02 aa bb  Same as AT+3V3T=(aa bb)
1096 +(((
1097 +
1098 +)))
930 930  
1100 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1101 +|=(% style="width: 100px;" %)(((
1102 +**Command example**
1103 +)))|=(% style="width: 400px;" %)(((
1104 +**Function**
1105 +)))
1106 +|(% style="width:100px" %)(((
1107 +AT+RXMODE=1,10
1108 +)))|(% style="width:400px" %)(((
1109 +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.
1110 +)))
1111 +|(% style="width:100px" %)(((
1112 +AT+RXMODE=2,500
1113 +)))|(% style="width:400px" %)(((
1114 +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
1115 +)))
1116 +|(% style="width:100px" %)(((
1117 +AT+RXMODE=0,0
1118 +)))|(% style="width:400px" %)(((
1119 +Disable listening mode. This is the default settings.
1120 +)))
1121 +|(% style="width:100px" %)(((
1122 +
1123 +)))|(% style="width:400px" %)(((
1124 +A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1125 +)))
931 931  
1127 +(((
1128 +(% style="color:#037691" %)** Downlink Command:**
1129 +)))
932 932  
1131 +(((
1132 +**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1133 +)))
933 933  
934 -1.
935 -11. Buttons
1135 +(((
1136 +
1137 +)))
936 936  
937 -|**Button**|**Feature**
938 -|**RST**|Reboot RS485-BL
1139 +(((
1140 +**Example**:
1141 +)))
939 939  
940 -1.
941 -11. +3V3 Output
1143 +(((
1144 +The RS485-LN is set to AT+RXMODE=2,1000
1145 +)))
942 942  
943 -RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1147 +(((
1148 +There is a two Modbus commands in the RS485 network as below:
1149 +)))
944 944  
945 -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. 
1151 +(((
1152 +The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1153 +)))
946 946  
1155 +(((
1156 +And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1157 +)))
947 947  
948 -The +3V3 output time can be controlled by AT Command.
1159 +(((
1160 +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
1161 +)))
949 949  
950 -**AT+3V3T=1000**
1163 +(((
1164 +(% 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" %)​
1165 +)))
951 951  
952 -Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1167 +(((
1168 +
1169 +)))
953 953  
1171 +(((
1172 +(((
1173 +(% 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.
1174 +)))
1175 +)))
954 954  
955 -By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
956 956  
1178 +== 3.7 Buttons ==
957 957  
958 -1.
959 -11. +5V Output
960 960  
961 -RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1181 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1182 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1183 +|(% 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**
1184 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1185 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
962 962  
963 -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. 
1187 +== 3.8 LEDs ==
964 964  
965 965  
966 -The 5V output time can be controlled by AT Command.
1190 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1191 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1192 +|**PWR**|Always on if there is power
1193 +|**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.
967 967  
968 -**AT+5VT=1000**
1195 += 4. Case Study =
969 969  
970 -Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1197 +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]]
971 971  
972 972  
973 -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.
1200 += 5. Use AT Command =
974 974  
1202 +== 5.1 Access AT Command ==
975 975  
1204 +(((
1205 +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.
1206 +)))
976 976  
1208 +(% 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" %)​
977 977  
978 -1.
979 -11. LEDs
980 980  
981 -|**LEDs**|**Feature**
982 -|**LED1**|Blink when device transmit a packet.
1211 +(((
1212 +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:
1213 +)))
983 983  
984 -1.
985 -11. Switch Jumper
1215 +(% 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" %)​
986 986  
987 -|**Switch Jumper**|**Feature**
988 -|**SW1**|(((
989 -ISP position: Upgrade firmware via UART
990 990  
991 -Flash position: Configure device, check running status.
1218 +(((
1219 +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/]]
992 992  )))
993 -|**SW2**|(((
994 -5V position: set to compatible with 5v I/O.
995 995  
996 -3.3v position: set to compatible with 3.3v I/O.,
997 -)))
998 998  
999 -+3.3V: is always ON
1000 1000  
1001 -+5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1224 +== 5.2 Common AT Command Sequence ==
1002 1002  
1003 -1. Case Study
1226 +=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1004 1004  
1005 -User can check this URL for some case studies.
1228 +If device has not joined network yet:
1006 1006  
1007 -[[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]]
1230 +* (% style="color:#037691" %)**AT+FDR**
1231 +* (% style="color:#037691" %)**AT+NJM=0**
1232 +* (% style="color:#037691" %)**ATZ**
1008 1008  
1234 +(((
1235 +If device already joined network:
1009 1009  
1237 +* (% style="color:#037691" %)**AT+NJM=0**
1238 +* (% style="color:#037691" %)**ATZ**
1010 1010  
1240 +
1241 +)))
1011 1011  
1012 -1. Use AT Command
1013 -11. Access AT Command
1014 1014  
1015 -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.
1244 +=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1016 1016  
1017 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1018 1018  
1247 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1019 1019  
1020 -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:
1249 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
1021 1021  
1022 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1251 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
1023 1023  
1253 +(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
1024 1024  
1255 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1025 1025  
1026 -More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1257 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
1027 1027  
1259 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1028 1028  
1261 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1029 1029  
1030 -1.
1031 -11. Common AT Command Sequence
1032 -111. Multi-channel ABP mode (Use with SX1301/LG308)
1263 +(% 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.
1033 1033  
1034 -If device has not joined network yet:
1265 +(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1035 1035  
1036 -AT+FDR
1037 1037  
1038 -AT+NJM=0
1268 +(% style="color:red" %)**Note:**
1039 1039  
1040 -ATZ
1270 +(((
1271 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1272 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1273 +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.
1274 +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
1275 +)))
1041 1041  
1277 +(% 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" %)​
1042 1042  
1043 -If device already joined network:
1044 1044  
1045 -AT+NJM=0
1280 += 6. FAQ =
1046 1046  
1047 -ATZ
1282 +== 6.1 How to upgrade the image? ==
1048 1048  
1049 -1.
1050 -11.
1051 -111. Single-channel ABP mode (Use with LG01/LG02)
1284 +(((
1285 +The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1286 +)))
1052 1052  
1053 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1288 +* (((
1289 +Support new features
1290 +)))
1291 +* (((
1292 +For bug fix
1293 +)))
1294 +* (((
1295 +Change LoRaWAN bands.
1296 +)))
1054 1054  
1055 -AT+NJM=0 Set to ABP mode
1298 +(((
1299 +Below shows the hardware connection for how to upload an image to RS485-LN:
1300 +)))
1056 1056  
1057 -AT+ADR=0 Set the Adaptive Data Rate Off
1302 +(% 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"]](% title="Click and drag to resize" %)​
1058 1058  
1059 -AT+DR=5  Set Data Rate
1304 +(((
1305 +**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]].
1306 +)))
1060 1060  
1061 -AT+TDC=60000  Set transmit interval to 60 seconds
1308 +(((
1309 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1310 +)))
1062 1062  
1063 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1312 +(((
1313 +**Step3: **Open flashloader; choose the correct COM port to update.
1314 +)))
1064 1064  
1065 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1316 +(((
1317 +(((
1318 +(((
1319 +(% 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.
1320 +)))
1321 +)))
1322 +)))
1066 1066  
1067 -AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1068 1068  
1069 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1325 +(% 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" %)​
1070 1070  
1071 -ATZ          Reset MCU
1072 1072  
1073 -**Note:**
1328 +(% 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" %)​
1074 1074  
1075 -1. Make sure the device is set to ABP mode in the IoT Server.
1076 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1077 -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.
1078 -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
1079 1079  
1080 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1331 +(% 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" %)​
1081 1081  
1082 1082  
1083 -1. FAQ
1084 -11. How to upgrade the image?
1334 +**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1085 1085  
1086 -The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1336 +(% 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" %)​
1087 1087  
1088 -* Support new features
1089 -* For bug fix
1090 -* Change LoRaWAN bands.
1091 1091  
1092 -Below shows the hardware connection for how to upload an image to RS485-BL:
1339 +== 6.2 How to change the LoRa Frequency Bands/Region? ==
1093 1093  
1094 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1341 +User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1095 1095  
1096 -**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]].
1097 1097  
1098 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1344 +== 6.3 How many RS485-Slave can RS485-LN connects? ==
1099 1099  
1100 -**Step3: **Open flashloader; choose the correct COM port to update.
1346 +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"]].
1101 1101  
1102 1102  
1103 -|(((
1104 -HOLD PRO then press the RST button, SYS will be ON, then click next
1105 -)))
1349 +== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1106 1106  
1107 -|(((
1108 -Board detected
1109 -)))
1351 +When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1110 1110  
1111 -|(((
1112 -
1113 -)))
1353 +Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1114 1114  
1115 -[[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]]
1116 1116  
1356 += 7. Trouble Shooting =
1117 1117  
1358 +== 7.1 Downlink doesn’t work, how to solve it? ==
1118 1118  
1119 -[[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]]
1360 +Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1120 1120  
1121 1121  
1122 -[[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]]
1363 +== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1123 1123  
1365 +It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1124 1124  
1125 -1.
1126 -11. How to change the LoRa Frequency Bands/Region?
1127 1127  
1128 -User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1368 += 8. Order Info =
1129 1129  
1370 +(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1130 1130  
1372 +(% style="color:blue" %)**XXX:**
1131 1131  
1132 -1.
1133 -11. How many RS485-Slave can RS485-BL connects?
1374 +* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1375 +* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1376 +* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1377 +* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1378 +* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1379 +* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1380 +* (% style="color:blue" %)**US915**(%%): frequency bands US915
1381 +* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1382 +* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1383 +* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1134 1134  
1135 -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]].
1136 1136  
1137 1137  
1387 += 9.Packing Info =
1138 1138  
1139 1139  
1140 -1. Trouble Shooting     
1141 -11. Downlink doesn’t work, how to solve it?
1390 +**Package Includes**:
1142 1142  
1143 -Please see this link for debug:
1392 +* RS485-LN x 1
1393 +* Stick Antenna for LoRa RF part x 1
1394 +* Program cable x 1
1144 1144  
1145 -[[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]] 
1396 +**Dimension and weight**:
1146 1146  
1398 +* Device Size: 13.5 x 7 x 3 cm
1399 +* Device Weight: 105g
1400 +* Package Size / pcs : 14.5 x 8 x 5 cm
1401 +* Weight / pcs : 170g
1147 1147  
1148 1148  
1149 -1.
1150 -11. Why I can’t join TTN V3 in US915 /AU915 bands?
1151 1151  
1152 -It might about the channels mapping. Please see for detail.
1405 += 10. FCC Caution for RS485LN-US915 =
1153 1153  
1154 -[[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]]
1407 +(((
1408 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1409 +)))
1155 1155  
1411 +(((
1412 +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.
1413 +)))
1156 1156  
1415 +(((
1416 +
1417 +)))
1157 1157  
1158 -1. Order Info
1419 +(((
1420 +**IMPORTANT NOTE:**
1421 +)))
1159 1159  
1160 -**Part Number: RS485-BL-XXX**
1423 +(((
1424 +**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:
1425 +)))
1161 1161  
1162 -**XXX:**
1427 +(((
1428 +—Reorient or relocate the receiving antenna.
1429 +)))
1163 1163  
1164 -* **EU433**: frequency bands EU433
1165 -* **EU868**: frequency bands EU868
1166 -* **KR920**: frequency bands KR920
1167 -* **CN470**: frequency bands CN470
1168 -* **AS923**: frequency bands AS923
1169 -* **AU915**: frequency bands AU915
1170 -* **US915**: frequency bands US915
1171 -* **IN865**: frequency bands IN865
1172 -* **RU864**: frequency bands RU864
1173 -* **KZ865: **frequency bands KZ865
1431 +(((
1432 +—Increase the separation between the equipment and receiver.
1433 +)))
1174 1174  
1175 -1. Packing Info
1435 +(((
1436 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1437 +)))
1176 1176  
1177 -**Package Includes**:
1439 +(((
1440 +—Consult the dealer or an experienced radio/TV technician for help.
1441 +)))
1178 1178  
1179 -* RS485-BL x 1
1180 -* Stick Antenna for LoRa RF part x 1
1181 -* Program cable x 1
1443 +(((
1444 +
1445 +)))
1182 1182  
1183 -**Dimension and weight**:
1447 +(((
1448 +**FCC Radiation Exposure Statement:**
1449 +)))
1184 1184  
1185 -* Device Size: 13.5 x 7 x 3 cm
1186 -* Device Weight: 105g
1187 -* Package Size / pcs : 14.5 x 8 x 5 cm
1188 -* Weight / pcs : 170g
1451 +(((
1452 +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.
1453 +)))
1189 1189  
1190 -1. Support
1191 1191  
1192 -* 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.
1193 -* 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
1456 += 11. Support =
1194 1194  
1195 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1458 +* (((
1459 +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.
1460 +)))
1461 +* (((
1462 +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]].
1463 +)))
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