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From version 32.11
edited by Xiaoling
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To version 61.41
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" %)​
135 135  
136 136  
137 137  )))
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141 141  == 3.1 How it works? ==
142 142  
143 143  (((
178 +(((
144 144  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.
145 145  )))
146 146  
182 +
183 +)))
184 +
147 147  == 3.2 Example to join LoRaWAN network ==
148 148  
149 149  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. 
150 150  
151 -[[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" %)​
152 152  
191 +
153 153  (((
193 +(((
154 154  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 +)))
155 155  
197 +(((
156 156  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
199 +)))
157 157  
158 -[[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" %)​
159 159  
203 +
160 160  (((
161 -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:
162 162  )))
163 163  
164 164  (((
165 -**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.
166 166  )))
167 167  
168 168  (((
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170 170  )))
171 171  )))
172 172  
173 -[[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" %)​
174 174  
219 +
175 175  (((
176 176  (((
177 177  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
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178 178  )))
179 179  
180 180  (((
181 -Add APP EUI in the application.
226 +**Add APP EUI in the application.**
182 182  )))
183 183  )))
184 184  
185 -[[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" %)​
186 186  
187 -[[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" %)​
188 188  
189 -[[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" %)​
190 190  
191 -[[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" %)​
192 192  
193 193  You can also choose to create the device manually.
194 194  
195 -[[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" %)​
196 196  
197 -Add APP KEY and DEV EUI
198 198  
199 -[[image:1652953553383-907.png||height="514" width="724"]]
200 200  
244 +**Add APP KEY and DEV EUI**
201 201  
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 +
202 202  (((
203 -**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.
204 204  )))
205 205  
206 -[[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" %)​
207 207  
255 +
208 208  == 3.3 Configure Commands to read data ==
209 209  
210 210  (((
211 211  (((
212 -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.
213 213  )))
263 +)))
214 214  
215 215  (((
266 +(((
216 216  (% 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
217 217  )))
269 +
270 +
218 218  )))
272 +)))
219 219  
220 220  === 3.3.1 onfigure UART settings for RS485 or TTL communication ===
221 221  
222 222  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:
223 223  
224 -(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
225 -|(((
278 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
279 +|=(% style="width: 110px;" %)(((
226 226  **AT Commands**
227 -)))|(% style="width:285px" %)(((
281 +)))|=(% style="width: 190px;" %)(((
228 228  **Description**
229 -)))|(% style="width:347px" %)(((
283 +)))|=(% style="width: 190px;" %)(((
230 230  **Example**
231 231  )))
232 -|(((
286 +|(% style="width:110px" %)(((
233 233  AT+BAUDR
234 -)))|(% style="width:285px" %)(((
288 +)))|(% style="width:190px" %)(((
235 235  Set the baud rate (for RS485 connection). Default Value is: 9600.
236 -)))|(% style="width:347px" %)(((
290 +)))|(% style="width:190px" %)(((
237 237  (((
238 238  AT+BAUDR=9600
239 239  )))
... ... @@ -242,11 +242,11 @@
242 242  Options: (1200,2400,4800,14400,19200,115200)
243 243  )))
244 244  )))
245 -|(((
299 +|(% style="width:110px" %)(((
246 246  AT+PARITY
247 -)))|(% style="width:285px" %)(((
301 +)))|(% style="width:190px" %)(((
248 248  Set UART parity (for RS485 connection)
249 -)))|(% style="width:347px" %)(((
303 +)))|(% style="width:190px" %)(((
250 250  (((
251 251  AT+PARITY=0
252 252  )))
... ... @@ -255,9 +255,9 @@
255 255  Option: 0: no parity, 1: odd parity, 2: even parity
256 256  )))
257 257  )))
258 -|(((
312 +|(% style="width:110px" %)(((
259 259  AT+STOPBIT
260 -)))|(% style="width:285px" %)(((
314 +)))|(% style="width:190px" %)(((
261 261  (((
262 262  Set serial stopbit (for RS485 connection)
263 263  )))
... ... @@ -265,7 +265,7 @@
265 265  (((
266 266  
267 267  )))
268 -)))|(% style="width:347px" %)(((
322 +)))|(% style="width:190px" %)(((
269 269  (((
270 270  AT+STOPBIT=0 for 1bit
271 271  )))
... ... @@ -287,140 +287,68 @@
287 287  )))
288 288  )))
289 289  
290 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
291 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
292 -|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 +(((
293 293  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
349 +)))
294 294  
351 +(((
295 295  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
353 +)))
296 296  
355 +(((
297 297  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
298 -)))|(% 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
299 299  
300 300  === 3.3.3 Configure read commands for each sampling ===
301 301  
302 302  (((
303 -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.
304 -)))
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.
305 305  
306 -(((
307 -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.
308 -)))
309 -
310 -(((
311 311  To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload.
312 -)))
313 313  
314 -(((
315 315  This section describes how to achieve above goals.
316 -)))
317 317  
318 -(((
319 -During each sampling, the RS485-BL can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
320 -)))
369 +During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
321 321  
322 -(((
323 -**Command from RS485-BL to Sensor:**
324 -)))
325 325  
326 -(((
327 -RS485-BL can send out pre-set max 15 strings via **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF** . All commands are of same grammar.
328 -)))
372 +(% style="color:#037691" %)**Each RS485 commands include two parts:**
329 329  
330 -(((
331 -**Handle return from sensors to RS485-BL**:
332 -)))
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.
333 333  
334 -(((
335 -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**
336 -)))
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.
337 337  
338 -* (((
339 -**AT+DATACUT**
340 -)))
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
341 341  
342 -(((
343 -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.
344 -)))
345 345  
346 -* (((
347 -**AT+SEARCH**
348 -)))
349 -
350 -(((
351 -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.
352 -)))
353 -
354 -(((
355 -**Define wait timeout:**
356 -)))
357 -
358 -(((
359 -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
360 -)))
361 -
362 -(((
363 363  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
364 -)))
365 365  
366 -**Examples:**
367 -
368 368  Below are examples for the how above AT Commands works.
369 369  
370 -**AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is:
371 371  
372 -(% border="1" class="table-bordered" %)
373 -|(((
374 -**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:
375 375  
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 +
376 376  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
377 377  
378 378  **m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command**
379 379  )))
380 380  
381 -(((
382 382  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.
383 -)))
384 384  
385 -(((
386 -In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
387 -)))
399 +In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
388 388  
389 -(((
390 -**AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
391 -)))
392 392  
393 -(% border="1" class="table-bordered" %)
394 -|(((
395 -**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.
396 396  
397 -* **aa: 1: prefix match mode; 2: prefix and suffix match mode**
398 -* **xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix**
399 -
400 -
401 -)))
402 -
403 -**Examples:**
404 -
405 -~1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
406 -
407 -If we set AT+SEARCH1=1,1E 56 34.      (max 5 bytes for prefix)
408 -
409 -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**
410 -
411 -[[image:1653269403619-508.png]]
412 -
413 -2. For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
414 -
415 -If we set AT+SEARCH1=2, 1E 56 34+31 00 49
416 -
417 -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**
418 -
419 -[[image:1653269438444-278.png]]
420 -
421 -**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
422 -
423 -|(((
404 +(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
405 +|(% style="width:510px" %)(((
424 424  **AT+DATACUTx=a,b,c**
425 425  
426 426  * **a: length for the return of AT+COMMAND**
... ... @@ -428,48 +428,38 @@
428 428  * **c: define the position for valid value.  **
429 429  )))
430 430  
431 -Examples:
413 +**Examples:**
432 432  
433 -* Grab bytes:
415 +* (% style="color:#037691" %)**Grab bytes**
434 434  
435 -[[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" %)​
436 436  
437 -* Grab a section.
438 438  
439 -[[image:1653269568276-930.png||height="325" width="718"]]
420 +* (% style="color:#037691" %)**Grab a section**
440 440  
441 -* 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" %)​
442 442  
443 -[[image:1653269593172-426.png||height="303" width="725"]]
444 444  
445 -(% style="color:red" %)**Note:**
425 +* (% style="color:#037691" %)**Grab different sections**
446 446  
447 -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" %)​
448 448  
449 -Example:
450 450  
451 -(% style="color:red" %)AT+COMMAND1=11 01 1E D0,0
430 +
431 +)))
452 452  
453 -(% style="color:red" %)AT+SEARCH1=1,1E 56 34
454 -
455 -(% style="color:red" %)AT+DATACUT1=0,2,1~~5
456 -
457 -(% style="color:red" %)Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
458 -
459 -(% style="color:red" %)String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49
460 -
461 -(% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36
462 -
463 -[[image:1653269618463-608.png]]
464 -
465 465  === 3.3.4 Compose the uplink payload ===
466 466  
467 467  (((
468 468  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 +
469 469  )))
470 470  
471 471  (((
472 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0**
442 +(% style="color:#037691" %)**Examples: AT+DATAUP=0**
443 +
444 +
473 473  )))
474 474  
475 475  (((
... ... @@ -488,10 +488,12 @@
488 488  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
489 489  )))
490 490  
491 -[[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" %)​
492 492  
493 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1**
494 494  
466 +(% style="color:#037691" %)**Examples: AT+DATAUP=1**
467 +
468 +
495 495  Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
496 496  
497 497  Final Payload is
... ... @@ -498,700 +498,992 @@
498 498  
499 499  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
500 500  
501 -1. Battery Info (2 bytes): Battery voltage
502 -1. PAYVER (1 byte): Defined by AT+PAYVER
503 -1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling.
504 -1. PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
505 -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
506 506  
507 -[[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
508 508  
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" %)​
509 509  
510 -So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA
511 511  
512 -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
513 513  
514 -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**
515 515  
516 -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**
517 517  
518 -Below are the uplink payloads:
490 +DATA3=the rest of Valid value of RETURN10= **30**
519 519  
520 -[[image:1653270130359-810.png]]
521 521  
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:
522 522  
523 -(% 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.
524 524  
525 - ~* 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.
526 526  
527 - * 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.
528 528  
529 - * 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.
530 530  
531 - ~* For all other bands: max 51 bytes for each uplink  ( so 51 -5 = 46 max valid date).
532 532  
533 -=== 3.3.5 Uplink on demand ===
504 +Below are the uplink payloads:
534 534  
535 -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" %)​
536 536  
537 -Downlink control command:
538 538  
539 -[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL.
540 540  
541 -[[0xA8 command>>path:#downlink_A8]]: Send a command to RS485-BL and uplink the output from sensors.
510 +=== 3.3.5 Uplink on demand ===
542 542  
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.
543 543  
514 +Downlink control command:
544 544  
545 -1.
546 -11.
547 -111. Uplink on Interrupt
516 +**0x08 command**: Poll an uplink with current command set in RS485-LN.
548 548  
549 -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.
550 550  
551 -AT+INTMOD=0  Disable Interrupt
552 552  
553 -AT+INTMOD=1  Interrupt trigger by rising or falling edge.
554 554  
555 -AT+INTMOD= Interrupt trigger by falling edge. ( Default Value)
522 +=== 3.3.6 Uplink on Interrupt ===
556 556  
557 -AT+INTMOD=3  Interrupt trigger by rising edge.
524 +RS485-LN support external Interrupt uplink since hardware v1.2 release.
558 558  
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" %)​
559 559  
560 -1.
561 -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.
562 562  
563 -|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
564 -|Value|(((
565 -Battery(mV)
566 566  
567 -&
531 +== 3.4 Uplink Payload ==
568 568  
569 -Interrupt _Flag
570 -)))|(((
571 -PAYLOAD_VER
572 572  
573 -
574 -)))|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" %)​
575 575  
576 576  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
577 577  
578 578  
579 -function Decoder(bytes, port) {
539 +== 3.5 Configure RS485-LN via AT or Downlink ==
580 580  
581 -~/~/Payload Formats of RS485-BL Deceive
541 +(((
542 +User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
543 +)))
582 582  
583 -return {
545 +(((
546 +There are two kinds of Commands:
547 +)))
584 584  
585 - ~/~/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 +)))
586 586  
587 - 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 +)))
588 588  
589 - ~/~/GPIO_EXTI 
557 +(((
558 +
559 +)))
590 590  
591 - EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
592 592  
593 - ~/~/payload of version
562 +=== 3.5.1 Common Commands ===
594 594  
595 - 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]]
596 596  
597 - };
598 598  
599 - }
567 +=== 3.5.2 Sensor related commands ===
600 600  
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.
601 601  
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" %)​
602 602  
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)
603 603  
604 604  
576 +=== 3.5.3 Sensor related commands ===
605 605  
606 606  
607 -TTN V3 uplink screen shot.
608 608  
609 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
610 610  
611 -1.
612 -11. Configure RS485-BL via AT or Downlink
581 +==== (% style="color:#037691" %)**RS485 Debug Command**(%%) ====
613 613  
614 -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 +)))
615 615  
616 -There are two kinds of Commands:
587 +* (((
588 +(% style="color:#037691" %)**AT Command**
617 617  
618 -* **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 +)))
619 619  
620 -* **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
595 +(((
596 +
597 +)))
621 621  
622 -1.
623 -11.
624 -111. Common Commands:
599 +* (((
600 +(% style="color:#037691" %)**Downlink Payload**
601 +)))
625 625  
626 -They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands]]
603 +(((
604 +Format: A8 MM NN XX XX XX XX YY
605 +)))
627 627  
607 +(((
608 +Where:
609 +)))
628 628  
629 -1.
630 -11.
631 -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 +)))
632 632  
633 -==== 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 +)))
634 634  
635 -RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
636 +(((
637 +
636 636  
637 -* AT Command
639 +**Example 1**  ~-~-> Configure without ask for uplink (YY=0)
640 +)))
638 638  
639 -**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 +)))
640 640  
641 -**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 +)))
642 642  
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 +)))
643 643  
644 -* Downlink Payload
654 +(((
655 +
645 645  
646 -**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 +)))
647 647  
660 +(((
661 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
662 +)))
648 648  
664 +(((
665 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
666 +)))
649 649  
650 -==== [[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 +)))
651 651  
652 -This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
672 +(((
673 +
674 +)))
653 653  
654 -* AT Command
676 +(((
677 +**Example 2**  ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
678 +)))
655 655  
656 -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 +)))
657 657  
658 -m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
684 +(((
685 +
686 +)))
659 659  
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 +)))
660 660  
693 +
694 +)))
661 661  
662 -* 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 +)))
663 663  
664 -Format: A8 MM NN XX XX XX XX YY
665 665  
666 -Where:
667 667  
668 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC
669 -* NN: The length of RS485 command
670 -* XX XX XX XX: RS485 command total NN bytes
671 -* YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command
672 672  
673 -**Example 1:**
703 +==== (% style="color:blue" %)**Set Payload version**(%%) ====
674 674  
675 -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 +)))
676 676  
677 -* 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:**
678 678  
679 -* 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
680 680  
681 -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 +)))
682 682  
683 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
720 +(((
721 +**0xAE 01**  ~-~->  Set PAYVER field =  0x01
722 +)))
684 684  
685 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
724 +(((
725 +**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
726 +)))
686 686  
687 -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.
688 688  
689 689  
690 -**Example 2:**
691 691  
692 -Check TTL Sensor return:
731 +==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
693 693  
694 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
733 +(((
734 +AT+COMMANDx or AT+DATACUTx
735 +)))
695 695  
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 +)))
696 696  
741 +(((
742 +
743 +)))
697 697  
745 +* (((
746 +(% style="color:#037691" %)**AT Command:**
747 +)))
698 698  
699 -==== Set Payload version ====
749 +**AT+COMMANDx:    **Configure RS485 read command to sensor.
700 700  
701 -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.
702 702  
703 -* AT Command:
704 704  
705 -AT+PAYVER: Set PAYVER field = 1
754 +* (((
755 +(% style="color:#037691" %)**Downlink Payload:**
756 +)))
706 706  
758 +(((
759 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
760 +)))
707 707  
708 -* 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 +)))
709 709  
710 -0xAE 01   à Set PAYVER field =  0x01
766 +(((
767 +Format: AF MM NN LL XX XX XX XX YY
768 +)))
711 711  
712 -0xAE 0F   à Set PAYVER field =  0x0F
770 +(((
771 +Where:
772 +)))
713 713  
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 +)))
714 714  
715 -==== Set RS485 Sampling Commands ====
790 +(((
791 +
716 716  
717 -AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
793 +**Example:**
794 +)))
718 718  
719 -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 +)))
720 720  
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 +)))
721 721  
722 -* 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 +)))
723 723  
724 -AT+COMMANDx: Configure RS485 read command to sensor.
725 725  
726 -AT+DATACUTx: Configure how to handle return from RS485 devices.
727 727  
728 -AT+SEARCHx: Configure search command
729 729  
811 +==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
730 730  
731 -* 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 +)))
732 732  
733 -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 +)))
734 734  
735 -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 +)))
736 736  
737 -Format: AF MM NN LL XX XX XX XX YY
825 +(((
826 +
827 +)))
738 738  
739 -Where:
829 +(((
830 +**Example:**
831 +)))
740 740  
741 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
742 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
743 -* LL: The length of AT+COMMAND or AT+DATACUT command
744 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command
745 -* 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.
746 746  
747 -Example:
842 +
843 +)))
748 748  
749 -**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" %)​
750 750  
751 -**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" %)​
752 752  
753 -**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
754 754  
755 755  
756 -0xAB downlink command can be used for set AT+SEARCHx
757 757  
758 -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**(%%) ====
759 759  
760 -* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
761 -* 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 +)))
762 762  
763 -**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 +)))
764 764  
862 +* (((
863 +(% style="color:#037691" %)** AT Command:**
765 765  
766 -==== Fast command to handle MODBUS device ====
865 +**AT+CMDDLaa=hex(bb cc)*1000**
866 +)))
767 767  
768 -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 +
769 769  
770 -This command is valid since v1.3 firmware version
871 +**Example:**
872 +)))
771 771  
874 +(((
875 +**AT+CMDDL1=1000** to send the open time to 1000ms
876 +)))
772 772  
773 -AT+MBFUN has only two value:
878 +(((
879 +
880 +)))
774 774  
775 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
882 +* (((
883 +(% style="color:#037691" %)** Downlink Payload:**
884 +)))
776 776  
777 -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 +)))
778 778  
779 -* AT+MBFUN=0: Disable Modbus fast reading.
890 +(((
891 +Same as: AT+CMDDLaa=hex(bb cc)*1000
892 +)))
780 780  
781 -Example:
894 +(((
895 +**Example:**
896 +)))
782 782  
783 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
784 -* 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.
785 -* 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 +)))
786 786  
787 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
788 788  
789 789  
790 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
791 791  
905 +==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
792 792  
793 -* Downlink Commands:
907 +(((
908 +Define to use one uplink or multiple uplinks for the sampling.
909 +)))
794 794  
795 -A9 aa -à Same as AT+MBFUN=aa
911 +(((
912 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
796 796  
914 +
915 +)))
797 797  
798 -==== RS485 command timeout ====
917 +* (((
918 +(% style="color:#037691" %)** AT Command:**
919 +)))
799 799  
800 -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**
801 801  
802 -Default value: 0, range:  0 ~~ 5 seconds
923 +**AT+DATAUP=1**
803 803  
804 804  
805 -* AT Command:
926 +* (((
927 +(% style="color:#037691" %)** Downlink Payload:**
928 +)))
806 806  
807 -AT+CMDDLaa=hex(bb cc)
930 +(((
931 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
932 +)))
808 808  
809 -Example:
934 +(((
935 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
936 +)))
810 810  
811 -**AT+CMDDL1=1000** to send the open time to 1000ms
812 812  
813 813  
814 -* Downlink Payload:
815 815  
816 -0x AA aa bb cc
941 +==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
817 817  
818 -Same as: AT+CMDDLaa=hex(bb cc)
943 +(((
944 +Ask device to send an uplink immediately.
945 +)))
819 819  
820 - Example:
947 +* (((
948 +(% style="color:#037691" %)** AT Command:**
949 +)))
821 821  
822 - 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 +)))
823 823  
955 +(((
956 +
957 +)))
824 824  
825 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
959 +* (((
960 +(% style="color:#037691" %)** Downlink Payload:**
961 +)))
826 826  
827 -Define to use one uplink or multiple uplinks for the sampling.
963 +(((
964 +**0x08 FF**, RS485-LN will immediately send an uplink.
965 +)))
828 828  
829 -The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
830 830  
831 -* AT Command:
832 832  
833 -AT+DATAUP=0
834 834  
835 -AT+DATAUP=1
970 +==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
836 836  
837 -
838 -* Downlink Payload:
839 -
840 -0xAD 00   à Same as AT+DATAUP=0
841 -
842 -0xAD 01   à Same as AT+DATAUP=1
843 -
844 -
845 -==== Manually trigger an Uplink ====
846 -
847 -Ask device to send an uplink immediately.
848 -
849 -* Downlink Payload:
850 -
851 -0x08 FF, RS485-BL will immediately send an uplink.
852 -
853 -
854 -==== Clear RS485 Command ====
855 -
972 +(((
856 856  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
857 857  
975 +
976 +)))
858 858  
859 -* AT Command:
978 +* (((
979 +(% style="color:#037691" %)** AT Command:**
980 +)))
860 860  
982 +(((
861 861  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
984 +)))
862 862  
986 +(((
863 863  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
988 +)))
864 864  
990 +(((
865 865  Example screen shot after clear all RS485 commands. 
992 +)))
866 866  
994 +(((
995 +
996 +)))
867 867  
868 -
998 +(((
869 869  The uplink screen shot is:
1000 +)))
870 870  
871 -[[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" %)​
872 872  
873 873  
874 -* Downlink Payload:
1005 +* (((
1006 +(% style="color:#037691" %)** Downlink Payload:**
1007 +)))
875 875  
876 -0x09 aa bb same as AT+CMDEAR=aa,bb
1009 +(((
1010 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
1011 +)))
877 877  
878 878  
879 -==== Set Serial Communication Parameters ====
880 880  
1015 +
1016 +==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1017 +
1018 +(((
881 881  Set the Rs485 serial communication parameters:
1020 +)))
882 882  
883 -* AT Command:
1022 +* (((
1023 +(% style="color:#037691" %)** AT Command:**
1024 +)))
884 884  
885 -Set Baud Rate:
1026 +(((
1027 +
886 886  
887 -AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1029 +* Set Baud Rate
1030 +)))
888 888  
1032 +**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
889 889  
890 -Set UART parity
891 891  
892 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1035 +(((
1036 +* Set UART Parity
1037 +)))
893 893  
1039 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
894 894  
895 -Set STOPBIT
896 896  
897 -AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1042 +(((
1043 +* Set STOPBIT
1044 +)))
898 898  
1046 +**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
899 899  
900 -* Downlink Payload:
901 901  
902 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
903 903  
904 -Example:
1050 +* (((
1051 +(% style="color:#037691" %)** Downlink Payload:**
1052 +)))
905 905  
906 -* A7 01 00 60   same as AT+BAUDR=9600
907 -* A7 01 04 80  same as AT+BAUDR=115200
1054 +(((
1055 +**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
1056 +)))
908 908  
909 -A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1058 +(((
1059 +**Example:**
1060 +)))
910 910  
911 -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 +)))
912 912  
1069 +(((
1070 +A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1071 +)))
913 913  
914 -==== Control output power duration ====
1073 +(((
1074 +A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1075 +)))
915 915  
916 -User can set the output power duration before each sampling.
917 917  
918 -* AT Command:
919 919  
920 -Example:
921 921  
922 -AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1080 +== 3.6 Listening mode for RS485 network ==
923 923  
924 -AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1082 +(((
1083 +This feature support since firmware v1.4
1084 +)))
925 925  
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 +)))
926 926  
927 -* 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" %)​
928 928  
929 -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 +)))
930 930  
931 -07 02 aa bb  Same as AT+3V3T=(aa bb)
1096 +(((
1097 +
1098 +)))
932 932  
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 +)))
933 933  
1127 +(((
1128 +(% style="color:#037691" %)** Downlink Command:**
1129 +)))
934 934  
1131 +(((
1132 +**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1133 +)))
935 935  
936 -1.
937 -11. Buttons
1135 +(((
1136 +
1137 +)))
938 938  
939 -|**Button**|**Feature**
940 -|**RST**|Reboot RS485-BL
1139 +(((
1140 +**Example**:
1141 +)))
941 941  
942 -1.
943 -11. +3V3 Output
1143 +(((
1144 +The RS485-LN is set to AT+RXMODE=2,1000
1145 +)))
944 944  
945 -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 +)))
946 946  
947 -The +3V3 output will be valid for every sampling. RS485-BL will enable +3V3 output before all sampling and disable the +3V3 after all sampling. 
1151 +(((
1152 +The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1153 +)))
948 948  
1155 +(((
1156 +And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1157 +)))
949 949  
950 -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 +)))
951 951  
952 -**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 +)))
953 953  
954 -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 +)))
955 955  
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 +)))
956 956  
957 -By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
958 958  
1178 +== 3.7 Buttons ==
959 959  
960 -1.
961 -11. +5V Output
962 962  
963 -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"]]
964 964  
965 -The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling. 
1187 +== 3.8 LEDs ==
966 966  
967 967  
968 -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.
969 969  
970 -**AT+5VT=1000**
1195 += 4. Case Study =
971 971  
972 -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]]
973 973  
974 974  
975 -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 =
976 976  
1202 +== 5.1 Access AT Command ==
977 977  
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 +)))
978 978  
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" %)​
979 979  
980 -1.
981 -11. LEDs
982 982  
983 -|**LEDs**|**Feature**
984 -|**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 +)))
985 985  
986 -1.
987 -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" %)​
988 988  
989 -|**Switch Jumper**|**Feature**
990 -|**SW1**|(((
991 -ISP position: Upgrade firmware via UART
992 992  
993 -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/]]
994 994  )))
995 -|**SW2**|(((
996 -5V position: set to compatible with 5v I/O.
997 997  
998 -3.3v position: set to compatible with 3.3v I/O.,
999 -)))
1000 1000  
1001 -+3.3V: is always ON
1002 1002  
1003 -+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 ==
1004 1004  
1005 -1. Case Study
1226 +=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1006 1006  
1007 -User can check this URL for some case studies.
1228 +If device has not joined network yet:
1008 1008  
1009 -[[http:~~/~~/wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS>>url:http://wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS]]
1230 +* (% style="color:#037691" %)**AT+FDR**
1231 +* (% style="color:#037691" %)**AT+NJM=0**
1232 +* (% style="color:#037691" %)**ATZ**
1010 1010  
1234 +(((
1235 +If device already joined network:
1011 1011  
1237 +* (% style="color:#037691" %)**AT+NJM=0**
1238 +* (% style="color:#037691" %)**ATZ**
1012 1012  
1240 +
1241 +)))
1013 1013  
1014 -1. Use AT Command
1015 -11. Access AT Command
1016 1016  
1017 -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) ===
1018 1018  
1019 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1020 1020  
1247 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1021 1021  
1022 -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
1023 1023  
1024 -[[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
1025 1025  
1253 +(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
1026 1026  
1255 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1027 1027  
1028 -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
1029 1029  
1259 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1030 1030  
1261 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1031 1031  
1032 -1.
1033 -11. Common AT Command Sequence
1034 -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.
1035 1035  
1036 -If device has not joined network yet:
1265 +(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1037 1037  
1038 -AT+FDR
1039 1039  
1040 -AT+NJM=0
1268 +(% style="color:red" %)**Note:**
1041 1041  
1042 -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 +)))
1043 1043  
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" %)​
1044 1044  
1045 -If device already joined network:
1046 1046  
1047 -AT+NJM=0
1280 += 6. FAQ =
1048 1048  
1049 -ATZ
1282 +== 6.1 How to upgrade the image? ==
1050 1050  
1051 -1.
1052 -11.
1053 -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 +)))
1054 1054  
1055 -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 +)))
1056 1056  
1057 -AT+NJM=0 Set to ABP mode
1298 +(((
1299 +Below shows the hardware connection for how to upload an image to RS485-LN:
1300 +)))
1058 1058  
1059 -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" %)​
1060 1060  
1061 -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 +)))
1062 1062  
1063 -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 +)))
1064 1064  
1065 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1312 +(((
1313 +**Step3: **Open flashloader; choose the correct COM port to update.
1314 +)))
1066 1066  
1067 -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 +)))
1068 1068  
1069 -AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1070 1070  
1071 -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" %)​
1072 1072  
1073 -ATZ          Reset MCU
1074 1074  
1075 -**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" %)​
1076 1076  
1077 -1. Make sure the device is set to ABP mode in the IoT Server.
1078 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1079 -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.
1080 -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
1081 1081  
1082 -[[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" %)​
1083 1083  
1084 1084  
1085 -1. FAQ
1086 -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:
1087 1087  
1088 -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" %)​
1089 1089  
1090 -* Support new features
1091 -* For bug fix
1092 -* Change LoRaWAN bands.
1093 1093  
1094 -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? ==
1095 1095  
1096 -[[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.
1097 1097  
1098 -**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]].
1099 1099  
1100 -**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? ==
1101 1101  
1102 -**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"]].
1103 1103  
1104 1104  
1105 -|(((
1106 -HOLD PRO then press the RST button, SYS will be ON, then click next
1107 -)))
1349 +== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1108 1108  
1109 -|(((
1110 -Board detected
1111 -)))
1351 +When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1112 1112  
1113 -|(((
1114 -
1115 -)))
1353 +Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1116 1116  
1117 -[[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]]
1118 1118  
1356 += 7. Trouble Shooting =
1119 1119  
1358 +== 7.1 Downlink doesn’t work, how to solve it? ==
1120 1120  
1121 -[[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]]
1122 1122  
1123 1123  
1124 -[[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? ==
1125 1125  
1365 +It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1126 1126  
1127 -1.
1128 -11. How to change the LoRa Frequency Bands/Region?
1129 1129  
1130 -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 =
1131 1131  
1370 +(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1132 1132  
1372 +(% style="color:blue" %)**XXX:**
1133 1133  
1134 -1.
1135 -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
1136 1136  
1137 -The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>path:#downlink_A8]].
1138 1138  
1139 1139  
1387 += 9.Packing Info =
1140 1140  
1141 1141  
1142 -1. Trouble Shooting     
1143 -11. Downlink doesn’t work, how to solve it?
1390 +**Package Includes**:
1144 1144  
1145 -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
1146 1146  
1147 -[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug]] 
1396 +**Dimension and weight**:
1148 1148  
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
1149 1149  
1150 1150  
1151 -1.
1152 -11. Why I can’t join TTN V3 in US915 /AU915 bands?
1153 1153  
1154 -It might about the channels mapping. Please see for detail.
1405 += 10. FCC Caution for RS485LN-US915 =
1155 1155  
1156 -[[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 +)))
1157 1157  
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 +)))
1158 1158  
1415 +(((
1416 +
1417 +)))
1159 1159  
1160 -1. Order Info
1419 +(((
1420 +**IMPORTANT NOTE:**
1421 +)))
1161 1161  
1162 -**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 +)))
1163 1163  
1164 -**XXX:**
1427 +(((
1428 +—Reorient or relocate the receiving antenna.
1429 +)))
1165 1165  
1166 -* **EU433**: frequency bands EU433
1167 -* **EU868**: frequency bands EU868
1168 -* **KR920**: frequency bands KR920
1169 -* **CN470**: frequency bands CN470
1170 -* **AS923**: frequency bands AS923
1171 -* **AU915**: frequency bands AU915
1172 -* **US915**: frequency bands US915
1173 -* **IN865**: frequency bands IN865
1174 -* **RU864**: frequency bands RU864
1175 -* **KZ865: **frequency bands KZ865
1431 +(((
1432 +—Increase the separation between the equipment and receiver.
1433 +)))
1176 1176  
1177 -1. Packing Info
1435 +(((
1436 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1437 +)))
1178 1178  
1179 -**Package Includes**:
1439 +(((
1440 +—Consult the dealer or an experienced radio/TV technician for help.
1441 +)))
1180 1180  
1181 -* RS485-BL x 1
1182 -* Stick Antenna for LoRa RF part x 1
1183 -* Program cable x 1
1443 +(((
1444 +
1445 +)))
1184 1184  
1185 -**Dimension and weight**:
1447 +(((
1448 +**FCC Radiation Exposure Statement:**
1449 +)))
1186 1186  
1187 -* Device Size: 13.5 x 7 x 3 cm
1188 -* Device Weight: 105g
1189 -* Package Size / pcs : 14.5 x 8 x 5 cm
1190 -* 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 +)))
1191 1191  
1192 -1. Support
1193 1193  
1194 -* Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1195 -* 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 =
1196 1196  
1197 -[[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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