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

From version 35.3
edited by Xiaoling
on 2022/06/02 15:44
Change comment: There is no comment for this version
To version 70.1
edited by Bei Jinggeng
on 2022/08/24 14:54
Change comment: Uploaded new attachment "image-20220824145428-2.png", version {1}

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
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
... ... @@ -1,17 +1,33 @@
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 ==
... ... @@ -18,31 +18,46 @@
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  
72 +
42 42  == 1.2 Specifications ==
43 43  
44 44  
45 -**Hardware System:**
76 +(% style="color:#037691" %)**Hardware System:**
46 46  
47 47  * STM32L072CZT6 MCU
48 48  * SX1276/78 Wireless Chip 
... ... @@ -50,13 +50,15 @@
50 50  ** Idle: 32mA@12v
51 51  ** 20dB Transmit: 65mA@12v
52 52  
53 -**Interface for Model:**
54 54  
85 +(% style="color:#037691" %)**Interface for Model:**
86 +
55 55  * RS485
56 56  * Power Input 7~~ 24V DC. 
57 57  
58 -**LoRa Spec:**
59 59  
91 +(% style="color:#037691" %)**LoRa Spec:**
92 +
60 60  * Frequency Range:
61 61  ** Band 1 (HF): 862 ~~ 1020 Mhz
62 62  ** Band 2 (LF): 410 ~~ 528 Mhz
... ... @@ -74,12 +74,13 @@
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.
110 +* Packet engine up to 256 bytes with CRC
78 78  
79 79  
80 80  
81 81  == 1.3 Features ==
82 82  
116 +
83 83  * LoRaWAN Class A & Class C protocol (default Class C)
84 84  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
85 85  * AT Commands to change parameters
... ... @@ -93,6 +93,7 @@
93 93  
94 94  == 1.4 Applications ==
95 95  
130 +
96 96  * Smart Buildings & Home Automation
97 97  * Logistics and Supply Chain Management
98 98  * Smart Metering
... ... @@ -104,17 +104,25 @@
104 104  
105 105  == 1.5 Firmware Change log ==
106 106  
142 +
107 107  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
108 108  
109 109  
146 +
110 110  == 1.6 Hardware Change log ==
111 111  
149 +
112 112  (((
113 113  (((
152 +(((
114 114  v1.2: Add External Interrupt Pin.
154 +)))
115 115  
156 +(((
116 116  v1.0: Release
158 +)))
117 117  
160 +
118 118  
119 119  )))
120 120  )))
... ... @@ -121,6 +121,7 @@
121 121  
122 122  = 2. Power ON Device =
123 123  
167 +
124 124  (((
125 125  The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
126 126  
... ... @@ -131,8 +131,9 @@
131 131  Once there is power, the RS485-LN will be on.
132 132  )))
133 133  
134 -[[image:1653268091319-405.png]]
178 +(% aria-label="1653268091319-405.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268091319-405.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
135 135  
180 +
136 136  
137 137  )))
138 138  
... ... @@ -140,17 +140,22 @@
140 140  
141 141  == 3.1 How it works? ==
142 142  
188 +
143 143  (((
190 +(((
144 144  The RS485-LN is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-LN. It will auto join the network via OTAA.
192 +)))
145 145  
194 +
146 146  
147 147  )))
148 148  
149 149  == 3.2 Example to join LoRaWAN network ==
150 150  
200 +
151 151  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. 
152 152  
153 -[[image:1653268155545-638.png||height="334" width="724"]]
203 +(% 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" %)​
154 154  
155 155  
156 156  (((
... ... @@ -162,14 +162,17 @@
162 162  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
163 163  )))
164 164  
165 -[[image:1653268227651-549.png||height="592" width="720"]]
215 +(% 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" %)​
166 166  
217 +
167 167  (((
168 -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:
219 +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:
220 +
221 +
169 169  )))
170 170  
171 171  (((
172 -**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
225 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
173 173  )))
174 174  
175 175  (((
... ... @@ -177,8 +177,9 @@
177 177  )))
178 178  )))
179 179  
180 -[[image:1652953462722-299.png]]
233 +(% 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" %)​
181 181  
235 +
182 182  (((
183 183  (((
184 184  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
... ... @@ -185,65 +185,75 @@
185 185  )))
186 186  
187 187  (((
188 -Add APP EUI in the application.
242 +**Add APP EUI in the application.**
189 189  )))
190 190  )))
191 191  
192 -[[image:image-20220519174512-1.png]]
246 +(% 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" %)​
193 193  
194 -[[image:image-20220519174512-2.png||height="323" width="720"]]
248 +(% 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" %)​
195 195  
196 -[[image:image-20220519174512-3.png||height="556" width="724"]]
250 +(% 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" %)​
197 197  
198 -[[image:image-20220519174512-4.png]]
252 +(% 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" %)​
199 199  
200 200  You can also choose to create the device manually.
201 201  
202 -[[image:1652953542269-423.png||height="710" width="723"]]
256 +(% 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" %)​
203 203  
204 -Add APP KEY and DEV EUI
205 205  
206 -[[image:1652953553383-907.png||height="514" width="724"]]
207 207  
260 +**Add APP KEY and DEV EUI**
208 208  
262 +(% 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" %)​
263 +
264 +
209 209  (((
210 -**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.
266 +(% 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.
211 211  )))
212 212  
213 -[[image:1652953568895-172.png||height="232" width="724"]]
269 +(% 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" %)​
214 214  
215 215  
272 +
216 216  == 3.3 Configure Commands to read data ==
217 217  
275 +
218 218  (((
219 219  (((
220 -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.
278 +(((
279 +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.
221 221  )))
281 +)))
222 222  
223 223  (((
224 -(% 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
284 +(((
285 +(% 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**
286 +)))
225 225  
288 +
226 226  
227 227  )))
228 228  )))
229 229  
230 -=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
293 +=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
231 231  
295 +
232 232  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:
233 233  
234 -(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
235 -|(% style="width:128px" %)(((
298 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
299 +|=(% style="width: 110px;" %)(((
236 236  **AT Commands**
237 -)))|(% style="width:305px" %)(((
301 +)))|=(% style="width: 190px;" %)(((
238 238  **Description**
239 -)))|(% style="width:346px" %)(((
303 +)))|=(% style="width: 190px;" %)(((
240 240  **Example**
241 241  )))
242 -|(% style="width:128px" %)(((
306 +|(% style="width:110px" %)(((
243 243  AT+BAUDR
244 -)))|(% style="width:305px" %)(((
308 +)))|(% style="width:190px" %)(((
245 245  Set the baud rate (for RS485 connection). Default Value is: 9600.
246 -)))|(% style="width:346px" %)(((
310 +)))|(% style="width:190px" %)(((
247 247  (((
248 248  AT+BAUDR=9600
249 249  )))
... ... @@ -252,11 +252,11 @@
252 252  Options: (1200,2400,4800,14400,19200,115200)
253 253  )))
254 254  )))
255 -|(% style="width:128px" %)(((
319 +|(% style="width:110px" %)(((
256 256  AT+PARITY
257 -)))|(% style="width:305px" %)(((
321 +)))|(% style="width:190px" %)(((
258 258  Set UART parity (for RS485 connection)
259 -)))|(% style="width:346px" %)(((
323 +)))|(% style="width:190px" %)(((
260 260  (((
261 261  AT+PARITY=0
262 262  )))
... ... @@ -265,9 +265,9 @@
265 265  Option: 0: no parity, 1: odd parity, 2: even parity
266 266  )))
267 267  )))
268 -|(% style="width:128px" %)(((
332 +|(% style="width:110px" %)(((
269 269  AT+STOPBIT
270 -)))|(% style="width:305px" %)(((
334 +)))|(% style="width:190px" %)(((
271 271  (((
272 272  Set serial stopbit (for RS485 connection)
273 273  )))
... ... @@ -275,7 +275,7 @@
275 275  (((
276 276  
277 277  )))
278 -)))|(% style="width:346px" %)(((
342 +)))|(% style="width:190px" %)(((
279 279  (((
280 280  AT+STOPBIT=0 for 1bit
281 281  )))
... ... @@ -293,26 +293,36 @@
293 293  
294 294  === 3.3.2 Configure sensors ===
295 295  
360 +
296 296  (((
297 297  (((
298 -Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won’t run during each sampling.
363 +Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won't run during each sampling.
364 +
365 +
299 299  )))
300 300  )))
301 301  
302 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
303 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
304 -|AT+CFGDEV|(% style="width:418px" %)(((
369 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
370 +|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
371 +|AT+CFGDEV|(% style="width:110px" %)(((
372 +(((
305 305  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
374 +)))
306 306  
376 +(((
307 307  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
378 +)))
308 308  
380 +(((
309 309  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
310 -)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
382 +)))
383 +)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
311 311  
312 312  
313 313  
314 314  === 3.3.3 Configure read commands for each sampling ===
315 315  
389 +
316 316  (((
317 317  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.
318 318  
... ... @@ -323,28 +323,25 @@
323 323  During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
324 324  
325 325  
326 -**Each RS485 commands include two parts:**
400 +(% style="color:#037691" %)**Each RS485 commands include two parts:**
327 327  
328 328  ~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.
329 329  
330 330  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.
331 331  
332 -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
406 +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
333 333  
334 -**AT+CMDDL1=1000** to send the open time to 1000ms
335 335  
336 -
337 337  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
338 338  
339 -
340 340  Below are examples for the how above AT Commands works.
341 341  
342 342  
343 -**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
414 +(% 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:
344 344  
345 345  (% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
346 346  |(% style="width:496px" %)(((
347 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
418 +(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
348 348  
349 349  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
350 350  
... ... @@ -356,45 +356,52 @@
356 356  In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
357 357  
358 358  
359 -**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
430 +(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
360 360  
361 -(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
362 -|(% style="width:722px" %)(((
432 +(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
433 +|(% style="width:510px" %)(((
363 363  **AT+DATACUTx=a,b,c**
364 364  
365 365  * **a: length for the return of AT+COMMAND**
366 366  * **b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.**
367 -* **c: define the position for valid value. **
438 +* **c: define the position for valid value.  **
368 368  )))
369 369  
370 -
371 371  **Examples:**
372 372  
373 -* Grab bytes:
443 +* (% style="color:#037691" %)**Grab bytes**
374 374  
375 -[[image:image-20220602153621-1.png]]
445 +(% 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" %)​
376 376  
377 377  
378 -* Grab a section.
379 379  
380 -[[image:image-20220602153621-2.png]]
449 +* (% style="color:#037691" %)**Grab a section**
381 381  
451 +(% 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" %)​
382 382  
383 -* Grab different sections.
384 384  
385 -[[image:image-20220602153621-3.png]]
386 386  
455 +* (% style="color:#037691" %)**Grab different sections**
456 +
457 +(% 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" %)​
458 +
459 +
387 387  
388 388  )))
389 389  
390 390  === 3.3.4 Compose the uplink payload ===
391 391  
465 +
392 392  (((
393 393  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.**
468 +
469 +
394 394  )))
395 395  
396 396  (((
397 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0**
473 +(% style="color:#037691" %)**Examples: AT+DATAUP=0**
474 +
475 +
398 398  )))
399 399  
400 400  (((
... ... @@ -413,10 +413,12 @@
413 413  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
414 414  )))
415 415  
416 -[[image:1653269759169-150.png||height="513" width="716"]]
494 +(% 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" %)​
417 417  
418 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1**
419 419  
497 +(% style="color:#037691" %)**Examples: AT+DATAUP=1**
498 +
499 +
420 420  Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
421 421  
422 422  Final Payload is
... ... @@ -423,687 +423,1001 @@
423 423  
424 424  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
425 425  
426 -1. Battery Info (2 bytes): Battery voltage
427 -1. PAYVER (1 byte): Defined by AT+PAYVER
428 -1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling.
429 -1. PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
430 -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
431 431  
432 -[[image:1653269916228-732.png||height="433" width="711"]]
507 +1. PAYVER: Defined by AT+PAYVER
508 +1. PAYLOAD COUNT: Total how many uplinks of this sampling.
509 +1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
510 +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
433 433  
512 +(% 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" %)​
434 434  
435 -So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA
436 436  
437 -DATA1=RETURN1 Valid Value = (% style="background-color:green; color:white" %)20 20 0a 33 90 41
515 +So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
438 438  
439 -DATA2=1^^st^^ ~~ 6^^th^^ byte of Valid value of RETURN10=(% style="background-color:green; color:white" %) 02 aa 05 81 0a 20
517 +DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa**
440 440  
441 -DATA3=7^^th^^ ~~ 11^^th^^ bytes of Valid value of RETURN10 = (% style="background-color:green; color:white" %)20 20 20 2d 30
519 +DATA2=3^^rd^^ ~~ 10^^th^^ byte of Valid value of RETURN10= **05 81 0a 20 20 20 20 2d**
442 442  
443 -Below are the uplink payloads:
521 +DATA3=the rest of Valid value of RETURN10= **30**
444 444  
445 -[[image:1653270130359-810.png]]
446 446  
524 +(% 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:**
447 447  
448 -(% style="color:red" %)**Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below:**
526 + ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
449 449  
450 - ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink ( so 51 -5 = 46 max valid date)
528 + * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
451 451  
452 - * For AU915/AS923 bands, if UplinkDwell time=1, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
530 + * For US915 band, max 11 bytes for each uplink.
453 453  
454 - * For US915 band, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
532 + ~* For all other bands: max 51 bytes for each uplink.
455 455  
456 - ~* For all other bands: max 51 bytes for each uplink  ( so 51 -5 = 46 max valid date).
457 457  
458 -=== 3.3.5 Uplink on demand ===
535 +Below are the uplink payloads:
459 459  
460 -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.
537 +(% 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" %)​
461 461  
462 -Downlink control command:
463 463  
464 -[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL.
465 465  
466 -[[0xA8 command>>path:#downlink_A8]]: Send a command to RS485-BL and uplink the output from sensors.
541 +=== 3.3.5 Uplink on demand ===
467 467  
468 468  
544 +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.
469 469  
470 -1.
471 -11.
472 -111. Uplink on Interrupt
546 +Downlink control command:
473 473  
474 -Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
548 +**0x08 command**: Poll an uplink with current command set in RS485-LN.
475 475  
476 -AT+INTMOD=0  Disable Interrupt
550 +**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
477 477  
478 -AT+INTMOD=1  Interrupt trigger by rising or falling edge.
479 479  
480 -AT+INTMOD=2  Interrupt trigger by falling edge. ( Default Value)
481 481  
482 -AT+INTMOD=3  Interrupt trigger by rising edge.
554 +=== 3.3.6 Uplink on Interrupt ===
483 483  
484 484  
485 -1.
486 -11. Uplink Payload
557 +RS485-LN support external Interrupt uplink since hardware v1.2 release.
487 487  
488 -|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
489 -|Value|(((
490 -Battery(mV)
559 +(% 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" %)​
491 491  
492 -&
561 +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.
493 493  
494 -Interrupt _Flag
495 -)))|(((
496 -PAYLOAD_VER
497 497  
498 -
499 -)))|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.
500 500  
501 -Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
565 +== 3.4 Uplink Payload ==
502 502  
503 503  
504 -function Decoder(bytes, port) {
568 +(% 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" %)​
505 505  
506 -~/~/Payload Formats of RS485-BL Deceive
570 +Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
507 507  
508 -return {
509 509  
510 - ~/~/Battery,units:V
511 511  
512 - BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,
574 +== 3.5 Configure RS485-LN via AT or Downlink ==
513 513  
514 - ~/~/GPIO_EXTI 
515 515  
516 - EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
577 +(((
578 +User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
579 +)))
517 517  
518 - ~/~/payload of version
581 +(((
582 +There are two kinds of Commands:
583 +)))
519 519  
520 - Pay_ver:bytes[2],
585 +* (((
586 +(% 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]]
587 +)))
521 521  
522 - };
589 +* (((
590 +(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
591 +)))
523 523  
524 - }
593 +(((
594 +
595 +)))
525 525  
526 526  
527 527  
599 +=== 3.5.1 Common Commands ===
528 528  
529 529  
602 +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]]
530 530  
531 531  
532 -TTN V3 uplink screen shot.
533 533  
534 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
606 +=== 3.5.2 Downlink Response(Since firmware v1.4) ===
535 535  
536 -1.
537 -11. Configure RS485-BL via AT or Downlink
538 538  
539 -User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
609 +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.
540 540  
541 -There are two kinds of Commands:
611 +(% aria-label="image-20220602163333-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602163333-5.png||data-widget="image" height="263" width="1160"]](% title="Click and drag to resize" %)​
542 542  
543 -* **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
613 +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)
544 544  
545 -* **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
546 546  
547 -1.
548 -11.
549 -111. Common Commands:
550 550  
551 -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]]
617 +=== 3.5.3 Sensor related commands ===
552 552  
553 553  
554 -1.
555 -11.
556 -111. Sensor related commands:
557 557  
558 -==== Choose Device Type (RS485 or TTL) ====
559 559  
560 -RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
622 +==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
561 561  
562 -* AT Command
563 563  
564 -**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
625 +(((
626 +This command is used to configure the RS485 devices; they won't be used during sampling.
627 +)))
565 565  
566 -**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
629 +* (((
630 +(% style="color:#037691" %)**AT Command**
567 567  
632 +(((
633 +**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
634 +)))
635 +)))
568 568  
569 -* Downlink Payload
637 +(((
638 +
639 +)))
570 570  
571 -**0A aa**     à same as AT+MOD=aa
641 +* (((
642 +(% style="color:#037691" %)**Downlink Payload**
643 +)))
572 572  
645 +(((
646 +Format: A8 MM NN XX XX XX XX YY
647 +)))
573 573  
649 +(((
650 +Where:
651 +)))
574 574  
575 -==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
653 +* (((
654 +MM: 1: add CRC-16/MODBUS ; 0: no CRC
655 +)))
656 +* (((
657 +NN: The length of RS485 command
658 +)))
659 +* (((
660 +XX XX XX XX: RS485 command total NN bytes
661 +)))
662 +* (((
663 +(((
664 +YY: How many bytes will be uplink from the return of this RS485 command,
665 +)))
576 576  
577 -This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
667 +* (((
668 +if YY=0, RS485-LN will execute the downlink command without uplink;
669 +)))
670 +* (((
671 +if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
672 +)))
673 +* (((
674 +if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
675 +)))
676 +)))
578 578  
579 -* AT Command
678 +(((
679 +
580 580  
581 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
681 +(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
682 +)))
582 582  
583 -m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
684 +(((
685 +To connect a Modbus Alarm with below commands.
686 +)))
584 584  
688 +* (((
689 +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.
690 +)))
585 585  
692 +* (((
693 +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.
694 +)))
586 586  
587 -* Downlink Payload
696 +(((
697 +
588 588  
589 -Format: A8 MM NN XX XX XX XX YY
699 +So if user want to use downlink command to control to RS485 Alarm, he can use:
700 +)))
590 590  
591 -Where:
702 +(((
703 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
704 +)))
592 592  
593 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC
594 -* NN: The length of RS485 command
595 -* XX XX XX XX: RS485 command total NN bytes
596 -* 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
706 +(((
707 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
708 +)))
597 597  
598 -**Example 1:**
710 +(((
711 +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.
712 +)))
599 599  
600 -To connect a Modbus Alarm with below commands.
714 +(((
715 +
716 +)))
601 601  
602 -* 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.
718 +(((
719 +(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
720 +)))
603 603  
604 -* 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.
722 +(((
723 +User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
724 +)))
605 605  
606 -So if user want to use downlink command to control to RS485 Alarm, he can use:
726 +(((
727 +
728 +)))
607 607  
608 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
730 +(((
731 +(((
732 +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**
733 +)))
609 609  
610 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
735 +
736 +)))
611 611  
612 -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.
738 +(((
739 + (% 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" %)​
740 +)))
613 613  
614 614  
615 -**Example 2:**
616 616  
617 -Check TTL Sensor return:
618 618  
619 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
745 +==== (% style="color:blue" %)**Set Payload version**(%%) ====
620 620  
621 621  
748 +(((
749 +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.
750 +)))
622 622  
752 +* (((
753 +(% style="color:#037691" %)**AT Command:**
623 623  
624 -==== Set Payload version ====
755 +**AT+PAYVER:    **Set PAYVER field = 1
625 625  
626 -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.
757 +
758 +)))
759 +* (((
760 +(% style="color:#037691" %)**Downlink Payload:**
761 +)))
627 627  
628 -* AT Command:
763 +(((
764 +**0xAE 01**  ~-~->  Set PAYVER field =  0x01
765 +)))
629 629  
630 -AT+PAYVER: Set PAYVER field = 1
767 +(((
768 +**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
769 +)))
631 631  
632 632  
633 -* Downlink Payload:
634 634  
635 -0xAE 01   à Set PAYVER field =  0x01
636 636  
637 -0xAE 0F   à Set PAYVER field =  0x0F
774 +==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
638 638  
639 639  
640 -==== Set RS485 Sampling Commands ====
777 +(((
778 +AT+COMMANDx or AT+DATACUTx
779 +)))
641 641  
642 -AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
781 +(((
782 +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"]].
783 +)))
643 643  
644 -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]].
785 +(((
786 +
787 +)))
645 645  
789 +* (((
790 +(% style="color:#037691" %)**AT Command:**
791 +)))
646 646  
647 -* AT Command:
793 +**AT+COMMANDx:    **Configure RS485 read command to sensor.
648 648  
649 -AT+COMMANDx: Configure RS485 read command to sensor.
795 +**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
650 650  
651 -AT+DATACUTx: Configure how to handle return from RS485 devices.
652 652  
653 -AT+SEARCHx: Configure search command
798 +* (((
799 +(% style="color:#037691" %)**Downlink Payload:**
800 +)))
654 654  
802 +(((
803 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
655 655  
656 -* Downlink Payload:
805 +
806 +)))
657 657  
658 -0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
808 +(((
809 +(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
659 659  
660 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
811 +
812 +)))
661 661  
814 +(((
662 662  Format: AF MM NN LL XX XX XX XX YY
816 +)))
663 663  
818 +(((
664 664  Where:
820 +)))
665 665  
666 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
667 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
668 -* LL: The length of AT+COMMAND or AT+DATACUT command
669 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command
670 -* 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.
822 +* (((
823 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
824 +)))
825 +* (((
826 +NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
827 +)))
828 +* (((
829 +LL:  The length of AT+COMMAND or AT+DATACUT command
830 +)))
831 +* (((
832 +XX XX XX XX: AT+COMMAND or AT+DATACUT command
833 +)))
834 +* (((
835 +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.
836 +)))
671 671  
672 -Example:
838 +(((
839 +
673 673  
674 -**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
841 +**Example:**
842 +)))
675 675  
676 -**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
844 +(((
845 +(% 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
846 +)))
677 677  
678 -**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
848 +(((
849 +(% 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**
850 +)))
679 679  
852 +(((
853 +(% 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**
854 +)))
680 680  
681 -0xAB downlink command can be used for set AT+SEARCHx
682 682  
683 -Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
684 684  
685 -* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
686 -* 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
687 687  
688 -**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
859 +==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
689 689  
690 690  
691 -==== Fast command to handle MODBUS device ====
862 +(((
863 +**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]].
864 +)))
692 692  
693 -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]].
694 -
866 +(((
695 695  This command is valid since v1.3 firmware version
868 +)))
696 696  
870 +(((
871 +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.
872 +)))
697 697  
698 -AT+MBFUN has only two value:
874 +(((
875 +
876 +)))
699 699  
700 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
878 +(((
879 +**Example:**
880 +)))
701 701  
702 -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.
882 +* (((
883 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
884 +)))
885 +* (((
886 +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.
887 +)))
888 +* (((
889 +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.
703 703  
704 -* AT+MBFUN=0: Disable Modbus fast reading.
891 +
892 +)))
705 705  
706 -Example:
894 +(% 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" %)​
707 707  
708 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
709 -* 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.
710 -* 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.
896 +(% 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" %)​
711 711  
712 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
713 713  
714 714  
715 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
716 716  
901 +==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
717 717  
718 -* Downlink Commands:
719 719  
720 -A9 aa -à Same as AT+MBFUN=aa
904 +(((
905 +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.
906 +)))
721 721  
908 +(((
909 +Default value: 0, range:  0 ~~ 65 seconds
910 +)))
722 722  
723 -==== RS485 command timeout ====
912 +* (((
913 +(% style="color:#037691" %)** AT Command:**
724 724  
725 -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.
915 +**AT+CMDDLaa=hex(bb cc)*1000**
916 +)))
726 726  
727 -Default value: 0, range:  0 ~~ 5 seconds
918 +(((
919 +
728 728  
921 +**Example:**
922 +)))
729 729  
730 -* AT Command:
924 +(((
925 +**AT+CMDDL1=1000** to send the open time to 1000ms
926 +)))
731 731  
732 -AT+CMDDLaa=hex(bb cc)
928 +(((
929 +
930 +)))
733 733  
734 -Example:
932 +* (((
933 +(% style="color:#037691" %)** Downlink Payload:**
934 +)))
735 735  
736 -**AT+CMDDL1=1000** to send the open time to 1000ms
936 +(((
937 +**0x AA aa bb cc**
938 +)))
737 737  
940 +(((
941 +Same as: AT+CMDDLaa=hex(bb cc)*1000
942 +)))
738 738  
739 -* Downlink Payload:
944 +(((
945 +**Example:**
946 +)))
740 740  
741 -0x AA aa bb cc
948 +(((
949 +**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
950 +)))
742 742  
743 -Same as: AT+CMDDLaa=hex(bb cc)
744 744  
745 - Example:
746 746  
747 - 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
748 748  
955 +==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
749 749  
750 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
751 751  
958 +(((
752 752  Define to use one uplink or multiple uplinks for the sampling.
960 +)))
753 753  
754 -The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
962 +(((
963 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
755 755  
756 -* AT Command:
965 +
966 +)))
757 757  
758 -AT+DATAUP=0
968 +* (((
969 +(% style="color:#037691" %)** AT Command:**
970 +)))
759 759  
760 -AT+DATAUP=1
972 +**AT+DATAUP=0**
761 761  
974 +**AT+DATAUP=1**
762 762  
763 -* Downlink Payload:
764 764  
765 -0xAD 00   à Same as AT+DATAUP=0
977 +* (((
978 +(% style="color:#037691" %)** Downlink Payload:**
979 +)))
766 766  
767 -0xAD 01   à Same as AT+DATAUP=1
981 +(((
982 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
983 +)))
768 768  
985 +(((
986 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1
987 +)))
769 769  
770 -==== Manually trigger an Uplink ====
771 771  
990 +
991 +
992 +==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
993 +
994 +
995 +(((
772 772  Ask device to send an uplink immediately.
997 +)))
773 773  
774 -* Downlink Payload:
999 +* (((
1000 +(% style="color:#037691" %)** AT Command:**
1001 +)))
775 775  
776 -0x08 FF, RS485-BL will immediately send an uplink.
1003 +(((
1004 +No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
1005 +)))
777 777  
1007 +(((
1008 +
1009 +)))
778 778  
779 -==== Clear RS485 Command ====
1011 +* (((
1012 +(% style="color:#037691" %)** Downlink Payload:**
1013 +)))
780 780  
1015 +(((
1016 +**0x08 FF**, RS485-LN will immediately send an uplink.
1017 +)))
1018 +
1019 +
1020 +
1021 +
1022 +==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
1023 +
1024 +
1025 +(((
781 781  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
782 782  
1028 +
1029 +)))
783 783  
784 -* AT Command:
1031 +* (((
1032 +(% style="color:#037691" %)** AT Command:**
1033 +)))
785 785  
1035 +(((
786 786  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1037 +)))
787 787  
1039 +(((
788 788  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1041 +)))
789 789  
1043 +(((
790 790  Example screen shot after clear all RS485 commands. 
1045 +)))
791 791  
1047 +(((
1048 +
1049 +)))
792 792  
793 -
1051 +(((
794 794  The uplink screen shot is:
1053 +)))
795 795  
796 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1055 +(% 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" %)​
797 797  
798 798  
799 -* Downlink Payload:
1058 +* (((
1059 +(% style="color:#037691" %)** Downlink Payload:**
1060 +)))
800 800  
801 -0x09 aa bb same as AT+CMDEAR=aa,bb
1062 +(((
1063 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
1064 +)))
802 802  
803 803  
804 -==== Set Serial Communication Parameters ====
805 805  
806 -Set the Rs485 serial communication parameters:
807 807  
808 -* AT Command:
1069 +==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
809 809  
810 -Set Baud Rate:
811 811  
812 -AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1072 +(((
1073 +Set the Rs485 serial communication parameters:
1074 +)))
813 813  
1076 +* (((
1077 +(% style="color:#037691" %)** AT Command:**
1078 +)))
814 814  
815 -Set UART parity
1080 +(((
1081 +
816 816  
817 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1083 +* Set Baud Rate
1084 +)))
818 818  
1086 +**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
819 819  
820 -Set STOPBIT
821 821  
822 -AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1089 +(((
1090 +* Set UART Parity
1091 +)))
823 823  
1093 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
824 824  
825 -* Downlink Payload:
826 826  
827 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
1096 +(((
1097 +* Set STOPBIT
1098 +)))
828 828  
829 -Example:
1100 +**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
830 830  
831 -* A7 01 00 60   same as AT+BAUDR=9600
832 -* A7 01 04 80  same as AT+BAUDR=115200
833 833  
834 -A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
835 835  
836 -A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1104 +* (((
1105 +(% style="color:#037691" %)** Downlink Payload:**
1106 +)))
837 837  
1108 +(((
1109 +**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
1110 +)))
838 838  
839 -==== Control output power duration ====
1112 +(((
1113 +**Example:**
1114 +)))
840 840  
841 -User can set the output power duration before each sampling.
1116 +* (((
1117 +A7 01 00 60   same as AT+BAUDR=9600
1118 +)))
1119 +* (((
1120 +A7 01 04 80  same as AT+BAUDR=115200
1121 +)))
842 842  
843 -* AT Command:
1123 +(((
1124 +A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1125 +)))
844 844  
845 -Example:
1127 +(((
1128 +A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1129 +)))
846 846  
847 -AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
848 848  
849 -AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
850 850  
851 851  
852 -* LoRaWAN Downlink Command:
1134 +== 3.6 Listening mode for RS485 network ==
853 853  
854 -07 01 aa bb  Same as AT+5VT=(aa bb)
855 855  
856 -07 02 aa bb  Same as AT+3V3T=(aa bb)
1137 +(((
1138 +This feature support since firmware v1.4
1139 +)))
857 857  
1141 +(((
1142 +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.
858 858  
1144 +
1145 +)))
859 859  
1147 +(% 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" %)​
860 860  
861 -1.
862 -11. Buttons
1149 +(((
1150 +To enable the listening mode, use can run the command AT+RXMODE.
1151 +)))
863 863  
864 -|**Button**|**Feature**
865 -|**RST**|Reboot RS485-BL
1153 +(((
1154 +
1155 +)))
866 866  
867 -1.
868 -11. +3V3 Output
1157 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1158 +|=(% style="width: 100px;" %)(((
1159 +**Command example**
1160 +)))|=(% style="width: 400px;" %)(((
1161 +**Function**
1162 +)))
1163 +|(% style="width:100px" %)(((
1164 +AT+RXMODE=1,10
1165 +)))|(% style="width:400px" %)(((
1166 +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.
1167 +)))
1168 +|(% style="width:100px" %)(((
1169 +AT+RXMODE=2,500
1170 +)))|(% style="width:400px" %)(((
1171 +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
1172 +)))
1173 +|(% style="width:100px" %)(((
1174 +AT+RXMODE=0,0
1175 +)))|(% style="width:400px" %)(((
1176 +Disable listening mode. This is the default settings.
1177 +)))
1178 +|(% style="width:100px" %)(((
1179 +
1180 +)))|(% style="width:400px" %)(((
1181 +A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1182 +)))
869 869  
870 -RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1184 +(((
1185 +(% style="color:#037691" %)** Downlink Command:**
1186 +)))
871 871  
872 -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. 
1188 +(((
1189 +**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1190 +)))
873 873  
1192 +(((
1193 +
1194 +)))
874 874  
875 -The +3V3 output time can be controlled by AT Command.
1196 +(((
1197 +**Example**:
1198 +)))
876 876  
877 -**AT+3V3T=1000**
1200 +(((
1201 +The RS485-LN is set to AT+RXMODE=2,1000
1202 +)))
878 878  
879 -Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
1204 +(((
1205 +There is a two Modbus commands in the RS485 network as below:
1206 +)))
880 880  
1208 +(((
1209 +The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1210 +)))
881 881  
882 -By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1212 +(((
1213 +And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1214 +)))
883 883  
1216 +(((
1217 +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
1218 +)))
884 884  
885 -1.
886 -11. +5V Output
1220 +(((
1221 +(% 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" %)​
1222 +)))
887 887  
888 -RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1224 +(((
1225 +
1226 +)))
889 889  
890 -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. 
1228 +(((
1229 +(((
1230 +(% 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.**
1231 +)))
1232 +)))
891 891  
892 892  
893 -The 5V output time can be controlled by AT Command.
894 894  
895 -**AT+5VT=1000**
1236 +== 3.7 Buttons ==
896 896  
897 -Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
898 898  
1239 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1240 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1241 +|(% 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**
1242 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1243 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
899 899  
900 -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.
901 901  
902 902  
903 903  
1248 +== 3.8 LEDs ==
904 904  
905 -1.
906 -11. LEDs
907 907  
908 -|**LEDs**|**Feature**
909 -|**LED1**|Blink when device transmit a packet.
1251 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1252 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1253 +|**PWR**|Always on if there is power
1254 +|**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.
910 910  
911 -1.
912 -11. Switch Jumper
913 913  
914 -|**Switch Jumper**|**Feature**
915 -|**SW1**|(((
916 -ISP position: Upgrade firmware via UART
917 917  
918 -Flash position: Configure device, check running status.
919 -)))
920 -|**SW2**|(((
921 -5V position: set to compatible with 5v I/O.
922 922  
923 -3.3v position: set to compatible with 3.3v I/O.,
924 -)))
1259 += 4. Case Study =
925 925  
926 -+3.3V: is always ON
927 927  
928 -+5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1262 +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]]
929 929  
930 -1. Case Study
931 931  
932 -User can check this URL for some case studies.
933 933  
934 -[[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]]
1266 += 5. Use AT Command =
935 935  
936 936  
1269 +== 5.1 Access AT Command ==
937 937  
938 938  
939 -1. Use AT Command
940 -11. Access AT Command
1272 +(((
1273 +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.
1274 +)))
941 941  
942 -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.
1276 +(% 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" %)​
943 943  
944 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
945 945  
1279 +(((
1280 +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:
1281 +)))
946 946  
947 -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:
1283 +(% 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" %)​
948 948  
949 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
950 950  
1286 +(((
1287 +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/]]
1288 +)))
951 951  
952 952  
953 -More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
954 954  
1292 +== 5.2 Common AT Command Sequence ==
955 955  
956 956  
957 -1.
958 -11. Common AT Command Sequence
959 -111. Multi-channel ABP mode (Use with SX1301/LG308)
1295 +=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
960 960  
1297 +
961 961  If device has not joined network yet:
962 962  
963 -AT+FDR
1300 +* (% style="color:#037691" %)**AT+FDR**
1301 +* (% style="color:#037691" %)**AT+NJM=0**
1302 +* (% style="color:#037691" %)**ATZ**
964 964  
965 -AT+NJM=0
1304 +(((
1305 +
966 966  
967 -ATZ
1307 +If device already joined network:
968 968  
1309 +* (% style="color:#037691" %)**AT+NJM=0**
1310 +* (% style="color:#037691" %)**ATZ**
969 969  
970 -If device already joined network:
1312 +
1313 +)))
971 971  
972 -AT+NJM=0
973 973  
974 -ATZ
975 975  
976 -1.
977 -11.
978 -111. Single-channel ABP mode (Use with LG01/LG02)
1317 +=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
979 979  
980 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
981 981  
982 -AT+NJM=0 Set to ABP mode
1320 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
983 983  
984 -AT+ADR=0 Set the Adaptive Data Rate Off
1322 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
985 985  
986 -AT+DR= Set Data Rate
1324 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
987 987  
988 -AT+TDC=60000  Set transmit interval to 60 seconds
1326 +(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
989 989  
990 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1328 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
991 991  
992 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1330 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
993 993  
994 -AT+RX2DR= Set RX2DR to match the downlink DR from server. see below
1332 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
995 995  
996 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1334 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
997 997  
998 -ATZ          Reset MCU
1336 +(% 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.
999 999  
1000 -**Note:**
1338 +(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1001 1001  
1002 -1. Make sure the device is set to ABP mode in the IoT Server.
1003 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1004 -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.
1005 -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
1006 1006  
1007 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1341 +(% style="color:red" %)**Note:**
1008 1008  
1343 +(((
1344 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1345 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1346 +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.
1347 +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
1009 1009  
1010 -1. FAQ
1011 -11. How to upgrade the image?
1349 +
1350 +)))
1012 1012  
1013 -The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1352 +(% 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" %)​
1014 1014  
1015 -* Support new features
1016 -* For bug fix
1017 -* Change LoRaWAN bands.
1018 1018  
1019 -Below shows the hardware connection for how to upload an image to RS485-BL:
1020 1020  
1021 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1356 += 6. FAQ =
1022 1022  
1023 -**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]].
1024 1024  
1025 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1359 +== 6.1 How to upgrade the image? ==
1026 1026  
1027 -**Step3: **Open flashloader; choose the correct COM port to update.
1028 1028  
1362 +(((
1363 +The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1364 +)))
1029 1029  
1030 -|(((
1031 -HOLD PRO then press the RST button, SYS will be ON, then click next
1366 +* (((
1367 +Support new features
1032 1032  )))
1369 +* (((
1370 +For bug fix
1371 +)))
1372 +* (((
1373 +Change LoRaWAN bands.
1374 +)))
1033 1033  
1034 -|(((
1035 -Board detected
1376 +(((
1377 +Below shows the hardware connection for how to upload an image to RS485-LN:
1036 1036  )))
1037 1037  
1038 -|(((
1039 -
1380 +(% 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"]]
1381 +
1382 +(% title="Click and drag to resize" %)​
1383 +
1384 +(((
1385 +(% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1040 1040  )))
1041 1041  
1042 -[[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]]
1388 +(((
1389 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Firmware/]].
1390 +)))
1043 1043  
1392 +(((
1393 +(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
1394 +)))
1044 1044  
1396 +(((
1397 +(((
1398 +(((
1399 +(% 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.
1400 +)))
1401 +)))
1402 +)))
1045 1045  
1046 -[[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]]
1047 1047  
1405 +(% 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" %)​
1048 1048  
1049 -[[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]]
1050 1050  
1408 +(% 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" %)​
1051 1051  
1052 -1.
1053 -11. How to change the LoRa Frequency Bands/Region?
1054 1054  
1055 -User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1411 +(% 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" %)​
1056 1056  
1057 1057  
1414 +(% style="color:red" %)**Notice**: **In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:**
1058 1058  
1059 -1.
1060 -11. How many RS485-Slave can RS485-BL connects?
1416 +(% 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" %)​
1061 1061  
1062 -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]].
1063 1063  
1064 1064  
1420 +== 6.2 How to change the LoRa Frequency Bands/Region? ==
1065 1065  
1066 1066  
1067 -1. Trouble Shooting     
1068 -11. Downlink doesn’t work, how to solve it?
1423 +User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1069 1069  
1070 -Please see this link for debug:
1071 1071  
1072 -[[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]] 
1073 1073  
1427 +== 6.3 How many RS485-Slave can RS485-LN connects? ==
1074 1074  
1075 1075  
1076 -1.
1077 -11. Why I can’t join TTN V3 in US915 /AU915 bands?
1430 +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"]].
1078 1078  
1079 -It might about the channels mapping. Please see for detail.
1080 1080  
1081 -[[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]]
1082 1082  
1434 +== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1083 1083  
1084 1084  
1085 -1. Order Info
1437 +When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1086 1086  
1087 -**Part Number: RS485-BL-XXX**
1439 +Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1088 1088  
1089 -**XXX:**
1090 1090  
1091 -* **EU433**: frequency bands EU433
1092 -* **EU868**: frequency bands EU868
1093 -* **KR920**: frequency bands KR920
1094 -* **CN470**: frequency bands CN470
1095 -* **AS923**: frequency bands AS923
1096 -* **AU915**: frequency bands AU915
1097 -* **US915**: frequency bands US915
1098 -* **IN865**: frequency bands IN865
1099 -* **RU864**: frequency bands RU864
1100 -* **KZ865: **frequency bands KZ865
1101 1101  
1102 -1. Packing Info
1443 +== 6.5 Can i use point to point communication for RS485-LN? ==
1103 1103  
1445 +
1446 +Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1447 +
1448 +
1449 +
1450 +== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
1451 +
1452 +
1453 +[[Use RS485-BL or RS485-LN to connect to RS232 devices. - DRAGINO>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/RS485%20to%20RS232/]]
1454 +
1455 +
1456 +
1457 += 7. Trouble Shooting =
1458 +
1459 +
1460 +== 7.1 Downlink doesn't work, how to solve it? ==
1461 +
1462 +
1463 +Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1464 +
1465 +
1466 +
1467 +== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
1468 +
1469 +
1470 +It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1471 +
1472 +
1473 +
1474 += 8. Order Info =
1475 +
1476 +
1477 +(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1478 +
1479 +(% style="color:blue" %)**XXX:**
1480 +
1481 +* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
1482 +* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
1483 +* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
1484 +* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
1485 +* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
1486 +* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
1487 +* (% style="color:red" %)**US915**(%%):  frequency bands US915
1488 +* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
1489 +* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1490 +* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1491 +
1492 +
1493 +
1494 +
1495 += 9.Packing Info =
1496 +
1497 +
1104 1104  **Package Includes**:
1105 1105  
1106 -* RS485-BL x 1
1500 +* RS485-LN x 1
1107 1107  * Stick Antenna for LoRa RF part x 1
1108 1108  * Program cable x 1
1109 1109  
... ... @@ -1114,9 +1114,71 @@
1114 1114  * Package Size / pcs : 14.5 x 8 x 5 cm
1115 1115  * Weight / pcs : 170g
1116 1116  
1117 -1. Support
1118 1118  
1119 -* 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.
1120 -* 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
1121 1121  
1122 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1513 +
1514 += 10. FCC Caution for RS485LN-US915 =
1515 +
1516 +
1517 +(((
1518 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1519 +)))
1520 +
1521 +(((
1522 +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.
1523 +)))
1524 +
1525 +(((
1526 +
1527 +)))
1528 +
1529 +(((
1530 +(% style="color:red" %)**IMPORTANT NOTE:**
1531 +)))
1532 +
1533 +(((
1534 +(% style="color:red" %)**Note: **(%%)This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
1535 +)))
1536 +
1537 +(((
1538 +—Reorient or relocate the receiving antenna.
1539 +)))
1540 +
1541 +(((
1542 +—Increase the separation between the equipment and receiver.
1543 +)))
1544 +
1545 +(((
1546 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1547 +)))
1548 +
1549 +(((
1550 +—Consult the dealer or an experienced radio/TV technician for help.
1551 +)))
1552 +
1553 +(((
1554 +
1555 +)))
1556 +
1557 +(((
1558 +(% style="color:red" %)**FCC Radiation Exposure Statement:**
1559 +)))
1560 +
1561 +(((
1562 +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.
1563 +)))
1564 +
1565 +
1566 +
1567 += 11. Support =
1568 +
1569 +
1570 +* (((
1571 +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.
1572 +)))
1573 +* (((
1574 +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]].
1575 +
1576 +
1577 +
1578 +)))
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