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

From version 32.9
edited by Xiaoling
on 2022/06/02 15:25
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To version 61.39
edited by Xiaoling
on 2022/06/14 13:38
Change comment: There is no comment for this version

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  
... ... @@ -106,15 +106,22 @@
106 106  
107 107  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
108 108  
139 +
109 109  == 1.6 Hardware Change log ==
110 110  
111 111  (((
112 112  (((
144 +(((
113 113  v1.2: Add External Interrupt Pin.
146 +)))
114 114  
148 +(((
115 115  v1.0: Release
116 116  )))
151 +
152 +
117 117  )))
154 +)))
118 118  
119 119  = 2. Power ON Device =
120 120  
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128 128  Once there is power, the RS485-LN will be on.
129 129  )))
130 130  
131 -[[image:1653268091319-405.png]]
168 +(% aria-label="1653268091319-405.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268091319-405.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
169 +
170 +
132 132  )))
133 133  
134 134  = 3. Operation Mode =
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136 136  == 3.1 How it works? ==
137 137  
138 138  (((
178 +(((
139 139  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.
140 140  )))
141 141  
182 +
183 +)))
184 +
142 142  == 3.2 Example to join LoRaWAN network ==
143 143  
144 144  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. 
145 145  
146 -[[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" %)​
147 147  
191 +
148 148  (((
193 +(((
149 149  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 +)))
150 150  
197 +(((
151 151  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
199 +)))
152 152  
153 -[[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" %)​
154 154  
203 +
155 155  (((
156 -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:
157 157  )))
158 158  
159 159  (((
160 -**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.
161 161  )))
162 162  
163 163  (((
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165 165  )))
166 166  )))
167 167  
168 -[[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" %)​
169 169  
219 +
170 170  (((
171 171  (((
172 172  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
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173 173  )))
174 174  
175 175  (((
176 -Add APP EUI in the application.
226 +**Add APP EUI in the application.**
177 177  )))
178 178  )))
179 179  
180 -[[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" %)​
181 181  
182 -[[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" %)​
183 183  
184 -[[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" %)​
185 185  
186 -[[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" %)​
187 187  
188 188  You can also choose to create the device manually.
189 189  
190 -[[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" %)​
191 191  
192 -Add APP KEY and DEV EUI
193 193  
194 -[[image:1652953553383-907.png||height="514" width="724"]]
195 195  
244 +**Add APP KEY and DEV EUI**
196 196  
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 +
197 197  (((
198 -**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.
199 199  )))
200 200  
201 -[[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" %)​
202 202  
255 +
203 203  == 3.3 Configure Commands to read data ==
204 204  
205 205  (((
206 206  (((
207 -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.
208 208  )))
263 +)))
209 209  
210 210  (((
266 +(((
211 211  (% 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
212 212  )))
269 +
270 +
213 213  )))
272 +)))
214 214  
215 215  === 3.3.1 onfigure UART settings for RS485 or TTL communication ===
216 216  
217 217  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:
218 218  
219 -(% border="1" style="background-color:#ffffcc; color:green; width:795px" %)
220 -|(((
278 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
279 +|=(% style="width: 110px;" %)(((
221 221  **AT Commands**
222 -)))|(% style="width:285px" %)(((
281 +)))|=(% style="width: 190px;" %)(((
223 223  **Description**
224 -)))|(% style="width:347px" %)(((
283 +)))|=(% style="width: 190px;" %)(((
225 225  **Example**
226 226  )))
227 -|(((
286 +|(% style="width:110px" %)(((
228 228  AT+BAUDR
229 -)))|(% style="width:285px" %)(((
288 +)))|(% style="width:190px" %)(((
230 230  Set the baud rate (for RS485 connection). Default Value is: 9600.
231 -)))|(% style="width:347px" %)(((
290 +)))|(% style="width:190px" %)(((
232 232  (((
233 233  AT+BAUDR=9600
234 234  )))
... ... @@ -237,11 +237,11 @@
237 237  Options: (1200,2400,4800,14400,19200,115200)
238 238  )))
239 239  )))
240 -|(((
299 +|(% style="width:110px" %)(((
241 241  AT+PARITY
242 -)))|(% style="width:285px" %)(((
301 +)))|(% style="width:190px" %)(((
243 243  Set UART parity (for RS485 connection)
244 -)))|(% style="width:347px" %)(((
303 +)))|(% style="width:190px" %)(((
245 245  (((
246 246  AT+PARITY=0
247 247  )))
... ... @@ -250,9 +250,9 @@
250 250  Option: 0: no parity, 1: odd parity, 2: even parity
251 251  )))
252 252  )))
253 -|(((
312 +|(% style="width:110px" %)(((
254 254  AT+STOPBIT
255 -)))|(% style="width:285px" %)(((
314 +)))|(% style="width:190px" %)(((
256 256  (((
257 257  Set serial stopbit (for RS485 connection)
258 258  )))
... ... @@ -260,7 +260,7 @@
260 260  (((
261 261  
262 262  )))
263 -)))|(% style="width:347px" %)(((
322 +)))|(% style="width:190px" %)(((
264 264  (((
265 265  AT+STOPBIT=0 for 1bit
266 266  )))
... ... @@ -282,140 +282,68 @@
282 282  )))
283 283  )))
284 284  
285 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
286 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
287 -|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 +(((
288 288  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
349 +)))
289 289  
351 +(((
290 290  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
353 +)))
291 291  
355 +(((
292 292  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
293 -)))|(% 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
294 294  
295 295  === 3.3.3 Configure read commands for each sampling ===
296 296  
297 297  (((
298 -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.
299 -)))
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.
300 300  
301 -(((
302 -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.
303 -)))
304 -
305 -(((
306 306  To save the LoRaWAN network bandwidth, we might need to read data from different sensors and combine their valid value into a short payload.
307 -)))
308 308  
309 -(((
310 310  This section describes how to achieve above goals.
311 -)))
312 312  
313 -(((
314 -During each sampling, the RS485-BL can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
315 -)))
369 +During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
316 316  
317 -(((
318 -**Command from RS485-BL to Sensor:**
319 -)))
320 320  
321 -(((
322 -RS485-BL can send out pre-set max 15 strings via **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF** . All commands are of same grammar.
323 -)))
372 +(% style="color:#037691" %)**Each RS485 commands include two parts:**
324 324  
325 -(((
326 -**Handle return from sensors to RS485-BL**:
327 -)))
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.
328 328  
329 -(((
330 -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**
331 -)))
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.
332 332  
333 -* (((
334 -**AT+DATACUT**
335 -)))
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
336 336  
337 -(((
338 -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.
339 -)))
340 340  
341 -* (((
342 -**AT+SEARCH**
343 -)))
344 -
345 -(((
346 -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.
347 -)))
348 -
349 -(((
350 -**Define wait timeout:**
351 -)))
352 -
353 -(((
354 -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
355 -)))
356 -
357 -(((
358 358  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
359 -)))
360 360  
361 -**Examples:**
362 -
363 363  Below are examples for the how above AT Commands works.
364 364  
365 -**AT+COMMANDx : **This command will be sent to RS485/TTL devices during each sampling, Max command length is 14 bytes. The grammar is:
366 366  
367 -(% border="1" class="table-bordered" %)
368 -|(((
369 -**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:
370 370  
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 +
371 371  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
372 372  
373 373  **m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command**
374 374  )))
375 375  
376 -(((
377 377  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.
378 -)))
379 379  
380 -(((
381 -In the RS485-BL, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
382 -)))
399 +In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
383 383  
384 -(((
385 -**AT+SEARCHx**: This command defines how to handle the return from AT+COMMANDx.
386 -)))
387 387  
388 -(% border="1" class="table-bordered" %)
389 -|(((
390 -**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.
391 391  
392 -* **aa: 1: prefix match mode; 2: prefix and suffix match mode**
393 -* **xx xx xx xx xx: match string. Max 5 bytes for prefix and 5 bytes for suffix**
394 -
395 -
396 -)))
397 -
398 -**Examples:**
399 -
400 -~1. For a return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
401 -
402 -If we set AT+SEARCH1=1,1E 56 34.      (max 5 bytes for prefix)
403 -
404 -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**
405 -
406 -[[image:1653269403619-508.png]]
407 -
408 -2. For a return string from AT+COMMAND1:  16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
409 -
410 -If we set AT+SEARCH1=2, 1E 56 34+31 00 49
411 -
412 -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**
413 -
414 -[[image:1653269438444-278.png]]
415 -
416 -**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
417 -
418 -|(((
404 +(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
405 +|(% style="width:510px" %)(((
419 419  **AT+DATACUTx=a,b,c**
420 420  
421 421  * **a: length for the return of AT+COMMAND**
... ... @@ -423,48 +423,38 @@
423 423  * **c: define the position for valid value.  **
424 424  )))
425 425  
426 -Examples:
413 +**Examples:**
427 427  
428 -* Grab bytes:
415 +* (% style="color:#037691" %)**Grab bytes**
429 429  
430 -[[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" %)​
431 431  
432 -* Grab a section.
433 433  
434 -[[image:1653269568276-930.png||height="325" width="718"]]
420 +* (% style="color:#037691" %)**Grab a section**
435 435  
436 -* 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" %)​
437 437  
438 -[[image:1653269593172-426.png||height="303" width="725"]]
439 439  
440 -(% style="color:red" %)**Note:**
425 +* (% style="color:#037691" %)**Grab different sections**
441 441  
442 -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" %)​
443 443  
444 -Example:
445 445  
446 -(% style="color:red" %)AT+COMMAND1=11 01 1E D0,0
430 +
431 +)))
447 447  
448 -(% style="color:red" %)AT+SEARCH1=1,1E 56 34
449 -
450 -(% style="color:red" %)AT+DATACUT1=0,2,1~~5
451 -
452 -(% style="color:red" %)Return string from AT+COMMAND1: 16 0c 1e 56 34 2e 30 58 5f 36 41 30 31 00 49
453 -
454 -(% style="color:red" %)String after SEARCH command: 2e 30 58 5f 36 41 30 31 00 49
455 -
456 -(% style="color:red" %)Valid payload after DataCUT command: 2e 30 58 5f 36
457 -
458 -[[image:1653269618463-608.png]]
459 -
460 460  === 3.3.4 Compose the uplink payload ===
461 461  
462 462  (((
463 463  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 +
464 464  )))
465 465  
466 466  (((
467 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0**
442 +(% style="color:#037691" %)**Examples: AT+DATAUP=0**
443 +
444 +
468 468  )))
469 469  
470 470  (((
... ... @@ -483,10 +483,12 @@
483 483  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
484 484  )))
485 485  
486 -[[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" %)​
487 487  
488 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1**
489 489  
466 +(% style="color:#037691" %)**Examples: AT+DATAUP=1**
467 +
468 +
490 490  Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
491 491  
492 492  Final Payload is
... ... @@ -493,700 +493,992 @@
493 493  
494 494  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
495 495  
496 -1. Battery Info (2 bytes): Battery voltage
497 -1. PAYVER (1 byte): Defined by AT+PAYVER
498 -1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling.
499 -1. PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
500 -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
501 501  
502 -[[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
503 503  
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" %)​
504 504  
505 -So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA
506 506  
507 -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
508 508  
509 -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**
510 510  
511 -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**
512 512  
513 -Below are the uplink payloads:
490 +DATA3=the rest of Valid value of RETURN10= **30**
514 514  
515 -[[image:1653270130359-810.png]]
516 516  
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:
517 517  
518 -(% 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.
519 519  
520 - ~* 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.
521 521  
522 - * 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.
523 523  
524 - * 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.
525 525  
526 - ~* For all other bands: max 51 bytes for each uplink  ( so 51 -5 = 46 max valid date).
527 527  
528 -=== 3.3.5 Uplink on demand ===
504 +Below are the uplink payloads:
529 529  
530 -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" %)​
531 531  
532 -Downlink control command:
533 533  
534 -[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL.
535 535  
536 -[[0xA8 command>>path:#downlink_A8]]: Send a command to RS485-BL and uplink the output from sensors.
510 +=== 3.3.5 Uplink on demand ===
537 537  
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.
538 538  
514 +Downlink control command:
539 539  
540 -1.
541 -11.
542 -111. Uplink on Interrupt
516 +**0x08 command**: Poll an uplink with current command set in RS485-LN.
543 543  
544 -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.
545 545  
546 -AT+INTMOD=0  Disable Interrupt
547 547  
548 -AT+INTMOD=1  Interrupt trigger by rising or falling edge.
549 549  
550 -AT+INTMOD= Interrupt trigger by falling edge. ( Default Value)
522 +=== 3.3.6 Uplink on Interrupt ===
551 551  
552 -AT+INTMOD=3  Interrupt trigger by rising edge.
524 +RS485-LN support external Interrupt uplink since hardware v1.2 release.
553 553  
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" %)​
554 554  
555 -1.
556 -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.
557 557  
558 -|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
559 -|Value|(((
560 -Battery(mV)
561 561  
562 -&
531 +== 3.4 Uplink Payload ==
563 563  
564 -Interrupt _Flag
565 -)))|(((
566 -PAYLOAD_VER
567 567  
568 -
569 -)))|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" %)​
570 570  
571 571  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
572 572  
573 573  
574 -function Decoder(bytes, port) {
539 +== 3.5 Configure RS485-LN via AT or Downlink ==
575 575  
576 -~/~/Payload Formats of RS485-BL Deceive
541 +(((
542 +User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
543 +)))
577 577  
578 -return {
545 +(((
546 +There are two kinds of Commands:
547 +)))
579 579  
580 - ~/~/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 +)))
581 581  
582 - 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 +)))
583 583  
584 - ~/~/GPIO_EXTI 
557 +(((
558 +
559 +)))
585 585  
586 - EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
587 587  
588 - ~/~/payload of version
562 +=== 3.5.1 Common Commands ===
589 589  
590 - 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]]
591 591  
592 - };
593 593  
594 - }
567 +=== 3.5.2 Sensor related commands ===
595 595  
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.
596 596  
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" %)​
597 597  
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)
598 598  
599 599  
576 +=== 3.5.3 Sensor related commands ===
600 600  
601 601  
602 -TTN V3 uplink screen shot.
603 603  
604 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
605 605  
606 -1.
607 -11. Configure RS485-BL via AT or Downlink
581 +==== (% style="color:#037691" %)**RS485 Debug Command**(%%) ====
608 608  
609 -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 +)))
610 610  
611 -There are two kinds of Commands:
587 +* (((
588 +(% style="color:#037691" %)**AT Command**
612 612  
613 -* **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 +)))
614 614  
615 -* **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
595 +(((
596 +
597 +)))
616 616  
617 -1.
618 -11.
619 -111. Common Commands:
599 +* (((
600 +(% style="color:#037691" %)**Downlink Payload**
601 +)))
620 620  
621 -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 +)))
622 622  
607 +(((
608 +Where:
609 +)))
623 623  
624 -1.
625 -11.
626 -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 +)))
627 627  
628 -==== 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 +)))
629 629  
630 -RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
636 +(((
637 +
631 631  
632 -* AT Command
639 +**Example 1**  ~-~-> Configure without ask for uplink (YY=0)
640 +)))
633 633  
634 -**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 +)))
635 635  
636 -**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 +)))
637 637  
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 +)))
638 638  
639 -* Downlink Payload
654 +(((
655 +
640 640  
641 -**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 +)))
642 642  
660 +(((
661 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
662 +)))
643 643  
664 +(((
665 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
666 +)))
644 644  
645 -==== [[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 +)))
646 646  
647 -This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
672 +(((
673 +
674 +)))
648 648  
649 -* AT Command
676 +(((
677 +**Example 2**  ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
678 +)))
650 650  
651 -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 +)))
652 652  
653 -m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
684 +(((
685 +
686 +)))
654 654  
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 +)))
655 655  
693 +
694 +)))
656 656  
657 -* 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 +)))
658 658  
659 -Format: A8 MM NN XX XX XX XX YY
660 660  
661 -Where:
662 662  
663 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC
664 -* NN: The length of RS485 command
665 -* XX XX XX XX: RS485 command total NN bytes
666 -* 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
667 667  
668 -**Example 1:**
703 +==== (% style="color:blue" %)**Set Payload version**(%%) ====
669 669  
670 -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 +)))
671 671  
672 -* 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:**
673 673  
674 -* 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
675 675  
676 -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 +)))
677 677  
678 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
720 +(((
721 +**0xAE 01**  ~-~->  Set PAYVER field =  0x01
722 +)))
679 679  
680 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
724 +(((
725 +**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
726 +)))
681 681  
682 -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.
683 683  
684 684  
685 -**Example 2:**
686 686  
687 -Check TTL Sensor return:
731 +==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
688 688  
689 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
733 +(((
734 +AT+COMMANDx or AT+DATACUTx
735 +)))
690 690  
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 +)))
691 691  
741 +(((
742 +
743 +)))
692 692  
745 +* (((
746 +(% style="color:#037691" %)**AT Command:**
747 +)))
693 693  
694 -==== Set Payload version ====
749 +**AT+COMMANDx:    **Configure RS485 read command to sensor.
695 695  
696 -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.
697 697  
698 -* AT Command:
699 699  
700 -AT+PAYVER: Set PAYVER field = 1
754 +* (((
755 +(% style="color:#037691" %)**Downlink Payload:**
756 +)))
701 701  
758 +(((
759 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
760 +)))
702 702  
703 -* 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 +)))
704 704  
705 -0xAE 01   à Set PAYVER field =  0x01
766 +(((
767 +Format: AF MM NN LL XX XX XX XX YY
768 +)))
706 706  
707 -0xAE 0F   à Set PAYVER field =  0x0F
770 +(((
771 +Where:
772 +)))
708 708  
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 +)))
709 709  
710 -==== Set RS485 Sampling Commands ====
790 +(((
791 +
711 711  
712 -AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
793 +**Example:**
794 +)))
713 713  
714 -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 +)))
715 715  
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 +)))
716 716  
717 -* 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 +)))
718 718  
719 -AT+COMMANDx: Configure RS485 read command to sensor.
720 720  
721 -AT+DATACUTx: Configure how to handle return from RS485 devices.
722 722  
723 -AT+SEARCHx: Configure search command
724 724  
811 +==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
725 725  
726 -* 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 +)))
727 727  
728 -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 +)))
729 729  
730 -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 +)))
731 731  
732 -Format: AF MM NN LL XX XX XX XX YY
825 +(((
826 +
827 +)))
733 733  
734 -Where:
829 +(((
830 +**Example:**
831 +)))
735 735  
736 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
737 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
738 -* LL: The length of AT+COMMAND or AT+DATACUT command
739 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command
740 -* 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.
741 741  
742 -Example:
842 +
843 +)))
743 743  
744 -**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" %)​
745 745  
746 -**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" %)​
747 747  
748 -**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
749 749  
750 750  
751 -0xAB downlink command can be used for set AT+SEARCHx
752 752  
753 -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**(%%) ====
754 754  
755 -* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
756 -* 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 +)))
757 757  
758 -**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 +)))
759 759  
862 +* (((
863 +(% style="color:#037691" %)** AT Command:**
760 760  
761 -==== Fast command to handle MODBUS device ====
865 +**AT+CMDDLaa=hex(bb cc)*1000**
866 +)))
762 762  
763 -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 +
764 764  
765 -This command is valid since v1.3 firmware version
871 +**Example:**
872 +)))
766 766  
874 +(((
875 +**AT+CMDDL1=1000** to send the open time to 1000ms
876 +)))
767 767  
768 -AT+MBFUN has only two value:
878 +(((
879 +
880 +)))
769 769  
770 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
882 +* (((
883 +(% style="color:#037691" %)** Downlink Payload:**
884 +)))
771 771  
772 -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 +)))
773 773  
774 -* AT+MBFUN=0: Disable Modbus fast reading.
890 +(((
891 +Same as: AT+CMDDLaa=hex(bb cc)*1000
892 +)))
775 775  
776 -Example:
894 +(((
895 +**Example:**
896 +)))
777 777  
778 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
779 -* 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.
780 -* 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 +)))
781 781  
782 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
783 783  
784 784  
785 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
786 786  
905 +==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
787 787  
788 -* Downlink Commands:
907 +(((
908 +Define to use one uplink or multiple uplinks for the sampling.
909 +)))
789 789  
790 -A9 aa -à Same as AT+MBFUN=aa
911 +(((
912 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
791 791  
914 +
915 +)))
792 792  
793 -==== RS485 command timeout ====
917 +* (((
918 +(% style="color:#037691" %)** AT Command:**
919 +)))
794 794  
795 -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**
796 796  
797 -Default value: 0, range:  0 ~~ 5 seconds
923 +**AT+DATAUP=1**
798 798  
799 799  
800 -* AT Command:
926 +* (((
927 +(% style="color:#037691" %)** Downlink Payload:**
928 +)))
801 801  
802 -AT+CMDDLaa=hex(bb cc)
930 +(((
931 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
932 +)))
803 803  
804 -Example:
934 +(((
935 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
936 +)))
805 805  
806 -**AT+CMDDL1=1000** to send the open time to 1000ms
807 807  
808 808  
809 -* Downlink Payload:
810 810  
811 -0x AA aa bb cc
941 +==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
812 812  
813 -Same as: AT+CMDDLaa=hex(bb cc)
943 +(((
944 +Ask device to send an uplink immediately.
945 +)))
814 814  
815 - Example:
947 +* (((
948 +(% style="color:#037691" %)** AT Command:**
949 +)))
816 816  
817 - 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 +)))
818 818  
955 +(((
956 +
957 +)))
819 819  
820 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
959 +* (((
960 +(% style="color:#037691" %)** Downlink Payload:**
961 +)))
821 821  
822 -Define to use one uplink or multiple uplinks for the sampling.
963 +(((
964 +**0x08 FF**, RS485-LN will immediately send an uplink.
965 +)))
823 823  
824 -The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
825 825  
826 -* AT Command:
827 827  
828 -AT+DATAUP=0
829 829  
830 -AT+DATAUP=1
970 +==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
831 831  
832 -
833 -* Downlink Payload:
834 -
835 -0xAD 00   à Same as AT+DATAUP=0
836 -
837 -0xAD 01   à Same as AT+DATAUP=1
838 -
839 -
840 -==== Manually trigger an Uplink ====
841 -
842 -Ask device to send an uplink immediately.
843 -
844 -* Downlink Payload:
845 -
846 -0x08 FF, RS485-BL will immediately send an uplink.
847 -
848 -
849 -==== Clear RS485 Command ====
850 -
972 +(((
851 851  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
852 852  
975 +
976 +)))
853 853  
854 -* AT Command:
978 +* (((
979 +(% style="color:#037691" %)** AT Command:**
980 +)))
855 855  
982 +(((
856 856  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
984 +)))
857 857  
986 +(((
858 858  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
988 +)))
859 859  
990 +(((
860 860  Example screen shot after clear all RS485 commands. 
992 +)))
861 861  
994 +(((
995 +
996 +)))
862 862  
863 -
998 +(((
864 864  The uplink screen shot is:
1000 +)))
865 865  
866 -[[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" %)​
867 867  
868 868  
869 -* Downlink Payload:
1005 +* (((
1006 +(% style="color:#037691" %)** Downlink Payload:**
1007 +)))
870 870  
871 -0x09 aa bb same as AT+CMDEAR=aa,bb
1009 +(((
1010 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
1011 +)))
872 872  
873 873  
874 -==== Set Serial Communication Parameters ====
875 875  
1015 +
1016 +==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1017 +
1018 +(((
876 876  Set the Rs485 serial communication parameters:
1020 +)))
877 877  
878 -* AT Command:
1022 +* (((
1023 +(% style="color:#037691" %)** AT Command:**
1024 +)))
879 879  
880 -Set Baud Rate:
1026 +(((
1027 +
881 881  
882 -AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1029 +* Set Baud Rate
1030 +)))
883 883  
1032 +**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
884 884  
885 -Set UART parity
886 886  
887 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1035 +(((
1036 +* Set UART Parity
1037 +)))
888 888  
1039 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
889 889  
890 -Set STOPBIT
891 891  
892 -AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1042 +(((
1043 +* Set STOPBIT
1044 +)))
893 893  
1046 +**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
894 894  
895 -* Downlink Payload:
896 896  
897 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
898 898  
899 -Example:
1050 +* (((
1051 +(% style="color:#037691" %)** Downlink Payload:**
1052 +)))
900 900  
901 -* A7 01 00 60   same as AT+BAUDR=9600
902 -* A7 01 04 80  same as AT+BAUDR=115200
1054 +(((
1055 +**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
1056 +)))
903 903  
904 -A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1058 +(((
1059 +**Example:**
1060 +)))
905 905  
906 -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 +)))
907 907  
1069 +(((
1070 +A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1071 +)))
908 908  
909 -==== Control output power duration ====
1073 +(((
1074 +A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1075 +)))
910 910  
911 -User can set the output power duration before each sampling.
912 912  
913 -* AT Command:
914 914  
915 -Example:
916 916  
917 -AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1080 +== 3.6 Listening mode for RS485 network ==
918 918  
919 -AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1082 +(((
1083 +This feature support since firmware v1.4
1084 +)))
920 920  
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 +)))
921 921  
922 -* 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" %)​
923 923  
924 -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 +)))
925 925  
926 -07 02 aa bb  Same as AT+3V3T=(aa bb)
1096 +(((
1097 +
1098 +)))
927 927  
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 +)))
928 928  
1127 +(((
1128 +(% style="color:#037691" %)** Downlink Command:**
1129 +)))
929 929  
1131 +(((
1132 +**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1133 +)))
930 930  
931 -1.
932 -11. Buttons
1135 +(((
1136 +
1137 +)))
933 933  
934 -|**Button**|**Feature**
935 -|**RST**|Reboot RS485-BL
1139 +(((
1140 +**Example**:
1141 +)))
936 936  
937 -1.
938 -11. +3V3 Output
1143 +(((
1144 +The RS485-LN is set to AT+RXMODE=2,1000
1145 +)))
939 939  
940 -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 +)))
941 941  
942 -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 +)))
943 943  
1155 +(((
1156 +And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1157 +)))
944 944  
945 -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 +)))
946 946  
947 -**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 +)))
948 948  
949 -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 +)))
950 950  
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 +)))
951 951  
952 -By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
953 953  
1178 +== 3.7 Buttons ==
954 954  
955 -1.
956 -11. +5V Output
957 957  
958 -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"]]
959 959  
960 -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 ==
961 961  
962 962  
963 -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.
964 964  
965 -**AT+5VT=1000**
1195 += 4. Case Study =
966 966  
967 -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]]
968 968  
969 969  
970 -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 =
971 971  
1202 +== 5.1 Access AT Command ==
972 972  
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 +)))
973 973  
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" %)​
974 974  
975 -1.
976 -11. LEDs
977 977  
978 -|**LEDs**|**Feature**
979 -|**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 +)))
980 980  
981 -1.
982 -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" %)​
983 983  
984 -|**Switch Jumper**|**Feature**
985 -|**SW1**|(((
986 -ISP position: Upgrade firmware via UART
987 987  
988 -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/]]
989 989  )))
990 -|**SW2**|(((
991 -5V position: set to compatible with 5v I/O.
992 992  
993 -3.3v position: set to compatible with 3.3v I/O.,
994 -)))
995 995  
996 -+3.3V: is always ON
997 997  
998 -+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 ==
999 999  
1000 -1. Case Study
1226 +=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1001 1001  
1002 -User can check this URL for some case studies.
1228 +If device has not joined network yet:
1003 1003  
1004 -[[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**
1005 1005  
1234 +(((
1235 +If device already joined network:
1006 1006  
1237 +* (% style="color:#037691" %)**AT+NJM=0**
1238 +* (% style="color:#037691" %)**ATZ**
1007 1007  
1240 +
1241 +)))
1008 1008  
1009 -1. Use AT Command
1010 -11. Access AT Command
1011 1011  
1012 -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) ===
1013 1013  
1014 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1015 1015  
1247 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1016 1016  
1017 -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
1018 1018  
1019 -[[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
1020 1020  
1253 +(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
1021 1021  
1255 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1022 1022  
1023 -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
1024 1024  
1259 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1025 1025  
1261 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1026 1026  
1027 -1.
1028 -11. Common AT Command Sequence
1029 -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.
1030 1030  
1031 -If device has not joined network yet:
1265 +(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1032 1032  
1033 -AT+FDR
1034 1034  
1035 -AT+NJM=0
1268 +(% style="color:red" %)**Note:**
1036 1036  
1037 -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 +)))
1038 1038  
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" %)​
1039 1039  
1040 -If device already joined network:
1041 1041  
1042 -AT+NJM=0
1280 += 6. FAQ =
1043 1043  
1044 -ATZ
1282 +== 6.1 How to upgrade the image? ==
1045 1045  
1046 -1.
1047 -11.
1048 -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 +)))
1049 1049  
1050 -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 +)))
1051 1051  
1052 -AT+NJM=0 Set to ABP mode
1298 +(((
1299 +Below shows the hardware connection for how to upload an image to RS485-LN:
1300 +)))
1053 1053  
1054 -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" %)​
1055 1055  
1056 -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 +)))
1057 1057  
1058 -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 +)))
1059 1059  
1060 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1312 +(((
1313 +**Step3: **Open flashloader; choose the correct COM port to update.
1314 +)))
1061 1061  
1062 -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 +)))
1063 1063  
1064 -AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1065 1065  
1066 -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" %)​
1067 1067  
1068 -ATZ          Reset MCU
1069 1069  
1070 -**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" %)​
1071 1071  
1072 -1. Make sure the device is set to ABP mode in the IoT Server.
1073 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1074 -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.
1075 -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
1076 1076  
1077 -[[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" %)​
1078 1078  
1079 1079  
1080 -1. FAQ
1081 -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:
1082 1082  
1083 -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" %)​
1084 1084  
1085 -* Support new features
1086 -* For bug fix
1087 -* Change LoRaWAN bands.
1088 1088  
1089 -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? ==
1090 1090  
1091 -[[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.
1092 1092  
1093 -**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]].
1094 1094  
1095 -**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? ==
1096 1096  
1097 -**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"]].
1098 1098  
1099 1099  
1100 -|(((
1101 -HOLD PRO then press the RST button, SYS will be ON, then click next
1102 -)))
1349 +== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1103 1103  
1104 -|(((
1105 -Board detected
1106 -)))
1351 +When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1107 1107  
1108 -|(((
1109 -
1110 -)))
1353 +Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1111 1111  
1112 -[[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]]
1113 1113  
1356 += 7. Trouble Shooting =
1114 1114  
1358 +== 7.1 Downlink doesn’t work, how to solve it? ==
1115 1115  
1116 -[[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]]
1117 1117  
1118 1118  
1119 -[[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? ==
1120 1120  
1365 +It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1121 1121  
1122 -1.
1123 -11. How to change the LoRa Frequency Bands/Region?
1124 1124  
1125 -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 =
1126 1126  
1370 +(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1127 1127  
1372 +(% style="color:blue" %)**XXX:**
1128 1128  
1129 -1.
1130 -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
1131 1131  
1132 -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]].
1133 1133  
1134 1134  
1387 += 9.Packing Info =
1135 1135  
1136 1136  
1137 -1. Trouble Shooting     
1138 -11. Downlink doesn’t work, how to solve it?
1390 +**Package Includes**:
1139 1139  
1140 -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
1141 1141  
1142 -[[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**:
1143 1143  
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
1144 1144  
1145 1145  
1146 -1.
1147 -11. Why I can’t join TTN V3 in US915 /AU915 bands?
1148 1148  
1149 -It might about the channels mapping. Please see for detail.
1405 += 10. FCC Caution for RS485LN-US915 =
1150 1150  
1151 -[[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 +)))
1152 1152  
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 +)))
1153 1153  
1415 +(((
1416 +
1417 +)))
1154 1154  
1155 -1. Order Info
1419 +(((
1420 +**IMPORTANT NOTE:**
1421 +)))
1156 1156  
1157 -**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 +)))
1158 1158  
1159 -**XXX:**
1427 +(((
1428 +—Reorient or relocate the receiving antenna.
1429 +)))
1160 1160  
1161 -* **EU433**: frequency bands EU433
1162 -* **EU868**: frequency bands EU868
1163 -* **KR920**: frequency bands KR920
1164 -* **CN470**: frequency bands CN470
1165 -* **AS923**: frequency bands AS923
1166 -* **AU915**: frequency bands AU915
1167 -* **US915**: frequency bands US915
1168 -* **IN865**: frequency bands IN865
1169 -* **RU864**: frequency bands RU864
1170 -* **KZ865: **frequency bands KZ865
1431 +(((
1432 +—Increase the separation between the equipment and receiver.
1433 +)))
1171 1171  
1172 -1. Packing Info
1435 +(((
1436 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1437 +)))
1173 1173  
1174 -**Package Includes**:
1439 +(((
1440 +—Consult the dealer or an experienced radio/TV technician for help.
1441 +)))
1175 1175  
1176 -* RS485-BL x 1
1177 -* Stick Antenna for LoRa RF part x 1
1178 -* Program cable x 1
1443 +(((
1444 +
1445 +)))
1179 1179  
1180 -**Dimension and weight**:
1447 +(((
1448 +**FCC Radiation Exposure Statement:**
1449 +)))
1181 1181  
1182 -* Device Size: 13.5 x 7 x 3 cm
1183 -* Device Weight: 105g
1184 -* Package Size / pcs : 14.5 x 8 x 5 cm
1185 -* 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 +)))
1186 1186  
1187 -1. Support
1188 1188  
1189 -* 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.
1190 -* 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 =
1191 1191  
1192 -[[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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