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Last modified by Mengting Qiu on 2025/07/14 09:59
From version 37.1
edited by Xiaoling
on 2022/06/02 16:06
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To version 72.1
edited by Bei Jinggeng
on 2022/08/24 14:56
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Summary

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Title
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1 -RS485-LN – RS485 to LoRaWAN Converter
1 +RS485-LN – RS485 to LoRaWAN Converter User Manual
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 
... ... @@ -50,12 +50,12 @@
50 50  ** Idle: 32mA@12v
51 51  ** 20dB Transmit: 65mA@12v
52 52  
53 -**Interface for Model:**
84 +(% style="color:#037691" %)**Interface for Model:**
54 54  
55 55  * RS485
56 56  * Power Input 7~~ 24V DC. 
57 57  
58 -**LoRa Spec:**
89 +(% style="color:#037691" %)**LoRa Spec:**
59 59  
60 60  * Frequency Range:
61 61  ** Band 1 (HF): 862 ~~ 1020 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.
108 +* Packet engine up to 256 bytes with CRC
78 78  
79 79  == 1.3 Features ==
80 80  
112 +
81 81  * LoRaWAN Class A & Class C protocol (default Class C)
82 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
114 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864/MA869
83 83  * AT Commands to change parameters
84 84  * Remote configure parameters via LoRa Downlink
85 85  * Firmware upgradable via program port
... ... @@ -89,6 +89,7 @@
89 89  
90 90  == 1.4 Applications ==
91 91  
124 +
92 92  * Smart Buildings & Home Automation
93 93  * Logistics and Supply Chain Management
94 94  * Smart Metering
... ... @@ -98,17 +98,25 @@
98 98  
99 99  == 1.5 Firmware Change log ==
100 100  
134 +
101 101  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
102 102  
103 103  
138 +
104 104  == 1.6 Hardware Change log ==
105 105  
141 +
106 106  (((
107 107  (((
144 +(((
108 108  v1.2: Add External Interrupt Pin.
146 +)))
109 109  
148 +(((
110 110  v1.0: Release
150 +)))
111 111  
152 +
112 112  
113 113  )))
114 114  )))
... ... @@ -115,6 +115,7 @@
115 115  
116 116  = 2. Power ON Device =
117 117  
159 +
118 118  (((
119 119  The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
120 120  
... ... @@ -125,8 +125,9 @@
125 125  Once there is power, the RS485-LN will be on.
126 126  )))
127 127  
128 -[[image:1653268091319-405.png]]
170 +(% 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" %)​
129 129  
172 +
130 130  
131 131  )))
132 132  
... ... @@ -134,17 +134,22 @@
134 134  
135 135  == 3.1 How it works? ==
136 136  
180 +
137 137  (((
182 +(((
138 138  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.
184 +)))
139 139  
186 +
140 140  
141 141  )))
142 142  
143 143  == 3.2 Example to join LoRaWAN network ==
144 144  
192 +
145 145  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. 
146 146  
147 -[[image:1653268155545-638.png||height="334" width="724"]]
195 +(% 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" %)​
148 148  
149 149  
150 150  (((
... ... @@ -156,14 +156,17 @@
156 156  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
157 157  )))
158 158  
159 -[[image:1653268227651-549.png||height="592" width="720"]]
207 +(% 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" %)​
160 160  
209 +
161 161  (((
162 -The LG308 is already set to connect to [[TTN V3 network >>path:eu1.cloud.thethings.network/]]. So what we need to now is only configure the TTN V3:
211 +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:
212 +
213 +
163 163  )))
164 164  
165 165  (((
166 -**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
217 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
167 167  )))
168 168  
169 169  (((
... ... @@ -171,8 +171,9 @@
171 171  )))
172 172  )))
173 173  
174 -[[image:1652953462722-299.png]]
225 +(% 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" %)​
175 175  
227 +
176 176  (((
177 177  (((
178 178  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
... ... @@ -179,65 +179,75 @@
179 179  )))
180 180  
181 181  (((
182 -Add APP EUI in the application.
234 +**Add APP EUI in the application.**
183 183  )))
184 184  )))
185 185  
186 -[[image:image-20220519174512-1.png]]
238 +(% 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" %)​
187 187  
188 -[[image:image-20220519174512-2.png||height="323" width="720"]]
240 +(% 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" %)​
189 189  
190 -[[image:image-20220519174512-3.png||height="556" width="724"]]
242 +(% 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" %)​
191 191  
192 -[[image:image-20220519174512-4.png]]
244 +(% 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" %)​
193 193  
194 194  You can also choose to create the device manually.
195 195  
196 -[[image:1652953542269-423.png||height="710" width="723"]]
248 +(% 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" %)​
197 197  
198 -Add APP KEY and DEV EUI
199 199  
200 -[[image:1652953553383-907.png||height="514" width="724"]]
201 201  
252 +**Add APP KEY and DEV EUI**
202 202  
254 +(% 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" %)​
255 +
256 +
203 203  (((
204 -**Step 2**: Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
258 +(% 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.
205 205  )))
206 206  
207 -[[image:1652953568895-172.png||height="232" width="724"]]
261 +(% 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" %)​
208 208  
209 209  
264 +
210 210  == 3.3 Configure Commands to read data ==
211 211  
267 +
212 212  (((
213 213  (((
214 -There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>path:#AT_COMMAND]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
270 +(((
271 +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.
215 215  )))
273 +)))
216 216  
217 217  (((
218 -(% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1
276 +(((
277 +(% 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**
278 +)))
219 219  
280 +
220 220  
221 221  )))
222 222  )))
223 223  
224 -=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
285 +=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
225 225  
287 +
226 226  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:
227 227  
228 -(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
229 -|(% style="width:128px" %)(((
290 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
291 +|=(% style="width: 110px;" %)(((
230 230  **AT Commands**
231 -)))|(% style="width:305px" %)(((
293 +)))|=(% style="width: 190px;" %)(((
232 232  **Description**
233 -)))|(% style="width:346px" %)(((
295 +)))|=(% style="width: 190px;" %)(((
234 234  **Example**
235 235  )))
236 -|(% style="width:128px" %)(((
298 +|(% style="width:110px" %)(((
237 237  AT+BAUDR
238 -)))|(% style="width:305px" %)(((
300 +)))|(% style="width:190px" %)(((
239 239  Set the baud rate (for RS485 connection). Default Value is: 9600.
240 -)))|(% style="width:346px" %)(((
302 +)))|(% style="width:190px" %)(((
241 241  (((
242 242  AT+BAUDR=9600
243 243  )))
... ... @@ -246,11 +246,11 @@
246 246  Options: (1200,2400,4800,14400,19200,115200)
247 247  )))
248 248  )))
249 -|(% style="width:128px" %)(((
311 +|(% style="width:110px" %)(((
250 250  AT+PARITY
251 -)))|(% style="width:305px" %)(((
313 +)))|(% style="width:190px" %)(((
252 252  Set UART parity (for RS485 connection)
253 -)))|(% style="width:346px" %)(((
315 +)))|(% style="width:190px" %)(((
254 254  (((
255 255  AT+PARITY=0
256 256  )))
... ... @@ -259,9 +259,9 @@
259 259  Option: 0: no parity, 1: odd parity, 2: even parity
260 260  )))
261 261  )))
262 -|(% style="width:128px" %)(((
324 +|(% style="width:110px" %)(((
263 263  AT+STOPBIT
264 -)))|(% style="width:305px" %)(((
326 +)))|(% style="width:190px" %)(((
265 265  (((
266 266  Set serial stopbit (for RS485 connection)
267 267  )))
... ... @@ -269,7 +269,7 @@
269 269  (((
270 270  
271 271  )))
272 -)))|(% style="width:346px" %)(((
334 +)))|(% style="width:190px" %)(((
273 273  (((
274 274  AT+STOPBIT=0 for 1bit
275 275  )))
... ... @@ -285,24 +285,34 @@
285 285  
286 286  === 3.3.2 Configure sensors ===
287 287  
350 +
288 288  (((
289 289  (((
290 -Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won’t run during each sampling.
353 +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.
354 +
355 +
291 291  )))
292 292  )))
293 293  
294 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
295 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
296 -|AT+CFGDEV|(% style="width:418px" %)(((
359 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
360 +|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
361 +|AT+CFGDEV|(% style="width:110px" %)(((
362 +(((
297 297  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
364 +)))
298 298  
366 +(((
299 299  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
368 +)))
300 300  
370 +(((
301 301  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
302 -)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
372 +)))
373 +)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
303 303  
304 304  === 3.3.3 Configure read commands for each sampling ===
305 305  
377 +
306 306  (((
307 307  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.
308 308  
... ... @@ -313,7 +313,7 @@
313 313  During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
314 314  
315 315  
316 -**Each RS485 commands include two parts:**
388 +(% style="color:#037691" %)**Each RS485 commands include two parts:**
317 317  
318 318  ~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.
319 319  
... ... @@ -324,15 +324,14 @@
324 324  
325 325  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
326 326  
327 -
328 328  Below are examples for the how above AT Commands works.
329 329  
330 330  
331 -**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
402 +(% 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:
332 332  
333 333  (% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
334 334  |(% style="width:496px" %)(((
335 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
406 +(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
336 336  
337 337  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
338 338  
... ... @@ -344,10 +344,10 @@
344 344  In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
345 345  
346 346  
347 -**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
418 +(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
348 348  
349 -(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
350 -|(% style="width:722px" %)(((
420 +(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
421 +|(% style="width:510px" %)(((
351 351  **AT+DATACUTx=a,b,c**
352 352  
353 353  * **a: length for the return of AT+COMMAND**
... ... @@ -357,25 +357,29 @@
357 357  
358 358  **Examples:**
359 359  
360 -* Grab bytes:
431 +* (% style="color:#037691" %)**Grab bytes**
361 361  
362 -[[image:image-20220602153621-1.png]]
433 +(% 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" %)​
363 363  
364 364  
365 -* Grab a section.
366 366  
367 -[[image:image-20220602153621-2.png]]
437 +* (% style="color:#037691" %)**Grab a section**
368 368  
439 +(% 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" %)​
369 369  
370 -* Grab different sections.
371 371  
372 -[[image:image-20220602153621-3.png]]
373 373  
443 +* (% style="color:#037691" %)**Grab different sections**
444 +
445 +(% aria-label="image-20220602153621-3.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-3.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
446 +
447 +
374 374  
375 375  )))
376 376  
377 377  === 3.3.4 Compose the uplink payload ===
378 378  
453 +
379 379  (((
380 380  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.**
381 381  
... ... @@ -404,7 +404,7 @@
404 404  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
405 405  )))
406 406  
407 -[[image:1653269759169-150.png||height="513" width="716"]]
482 +(% 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" %)​
408 408  
409 409  
410 410  (% style="color:#037691" %)**Examples: AT+DATAUP=1**
... ... @@ -416,12 +416,13 @@
416 416  
417 417  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
418 418  
494 +
419 419  1. PAYVER: Defined by AT+PAYVER
420 420  1. PAYLOAD COUNT: Total how many uplinks of this sampling.
421 421  1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
422 422  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
423 423  
424 -[[image:image-20220602155039-4.png]]
500 +(% 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" %)​
425 425  
426 426  
427 427  So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
... ... @@ -433,7 +433,7 @@
433 433  DATA3=the rest of Valid value of RETURN10= **30**
434 434  
435 435  
436 -(% style="color:red" %)Notice: In firmware v1.3, the Max bytes has been changed according to the max bytes in different Frequency Bands for lowest SF. As below:
512 +(% 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:**
437 437  
438 438   ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
439 439  
... ... @@ -443,671 +443,1114 @@
443 443  
444 444   ~* For all other bands: max 51 bytes for each uplink.
445 445  
522 +(% style="color:red" %)*** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
446 446  
447 -Below are the uplink payloads:
524 +(% style="color:red" %)** When AT+DATAUP=1 and AT+ADR=0, the maximum number of bytes of each payload is determined by the DR value. (Since v1.4.0)**
448 448  
449 -[[image:1653270130359-810.png]]
450 450  
527 +(% style="color:#4f81bd" %)**If the data is empty, return to the display（Since v1.4.0）**
451 451  
452 -(% style="color:red" %)**Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below:**
529 +1)When AT+MOD=1, if the data intercepted by AT+DATACUT or AT+MBFUN is empty, it will display NULL, and the payload will be filled with n FFs.
453 453  
454 - ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink ( so 51 -5 = 46 max valid date)
531 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/test/WebHome/image-20220824114359-3.png?width=1106&height=297&rev=1.1||alt="image-20220824114359-3.png" height="297" width="1106"]]
455 455  
456 - * For AU915/AS923 bands, if UplinkDwell time=1, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
533 +2)When AT+MOD=2, if the data intercepted by AT+DATACUT or AT+MBFUN is empty, it will display NULL, and the payload will be filled with n 00s.
457 457  
458 - * For US915 band, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
535 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/test/WebHome/image-20220824114330-2.png?rev=1.1||alt="image-20220824114330-2.png"]]
459 459  
460 - ~* For all other bands: max 51 bytes for each uplink  ( so 51 -5 = 46 max valid date).
461 461  
462 -=== 3.3.5 Uplink on demand ===
538 +Below are the uplink payloads:
463 463  
464 -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.
540 +(% 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" %)​
465 465  
466 -Downlink control command:
467 467  
468 -[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL.
469 469  
470 -[[0xA8 command>>path:#downlink_A8]]: Send a command to RS485-BL and uplink the output from sensors.
544 +=== 3.3.5 Uplink on demand ===
471 471  
472 472  
547 +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.
473 473  
474 -1.
475 -11.
476 -111. Uplink on Interrupt
549 +Downlink control command:
477 477  
478 -Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
551 +**0x08 command**: Poll an uplink with current command set in RS485-LN.
479 479  
480 -AT+INTMOD=0  Disable Interrupt
553 +**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
481 481  
482 -AT+INTMOD=1  Interrupt trigger by rising or falling edge.
483 483  
484 -AT+INTMOD=2  Interrupt trigger by falling edge. ( Default Value)
485 485  
486 -AT+INTMOD=3  Interrupt trigger by rising edge.
557 +=== 3.3.6 Uplink on Interrupt ===
487 487  
488 488  
489 -1.
490 -11. Uplink Payload
560 +RS485-LN support external Interrupt uplink since hardware v1.2 release.
491 491  
492 -|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
493 -|Value|(((
494 -Battery(mV)
562 +(% 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" %)​
495 495  
496 -&
564 +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.
497 497  
498 -Interrupt _Flag
499 -)))|(((
500 -PAYLOAD_VER
501 501  
502 -
503 -)))|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.
504 504  
568 +== 3.4 Uplink Payload ==
569 +
570 +
571 +(% 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" %)​
572 +
505 505  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
506 506  
507 507  
508 -function Decoder(bytes, port) {
509 509  
510 -~/~/Payload Formats of RS485-BL Deceive
577 +== 3.5 Configure RS485-LN via AT or Downlink ==
511 511  
512 -return {
513 513  
514 - ~/~/Battery,units:V
580 +(((
581 +User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
582 +)))
515 515  
516 - BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,
584 +(((
585 +There are two kinds of Commands:
586 +)))
517 517  
518 - ~/~/GPIO_EXTI 
588 +* (((
589 +(% 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]]
590 +)))
519 519  
520 - EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
592 +* (((
593 +(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
594 +)))
521 521  
522 - ~/~/payload of version
596 +(((
597 +
598 +)))
523 523  
524 - Pay_ver:bytes[2],
525 525  
526 - };
527 527  
528 - }
602 +=== 3.5.1 Common Commands ===
529 529  
530 530  
605 +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]]
531 531  
532 532  
533 533  
609 +=== 3.5.2 Downlink Response(Since firmware v1.4) ===
534 534  
535 535  
536 -TTN V3 uplink screen shot.
612 +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.
537 537  
538 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
614 +(% 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" %)​
539 539  
540 -1.
541 -11. Configure RS485-BL via AT or Downlink
616 +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)
542 542  
543 -User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
544 544  
545 -There are two kinds of Commands:
546 546  
547 -* **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
620 +=== 3.5.3 Sensor related commands ===
548 548  
549 -* **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
550 550  
551 -1.
552 -11.
553 -111. Common Commands:
554 554  
555 -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]]
556 556  
625 +==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
557 557  
558 -1.
559 -11.
560 -111. Sensor related commands:
561 561  
562 -==== Choose Device Type (RS485 or TTL) ====
628 +(((
629 +This command is used to configure the RS485 devices; they won't be used during sampling.
630 +)))
563 563  
564 -RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
632 +* (((
633 +(% style="color:#037691" %)**AT Command**
565 565  
566 -* AT Command
635 +(((
636 +**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
637 +)))
638 +)))
567 567  
568 -**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
640 +(((
641 +
642 +)))
569 569  
570 -**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
644 +* (((
645 +(% style="color:#037691" %)**Downlink Payload**
646 +)))
571 571  
648 +(((
649 +Format: A8 MM NN XX XX XX XX YY
650 +)))
572 572  
573 -* Downlink Payload
652 +(((
653 +Where:
654 +)))
574 574  
575 -**0A aa**     à same as AT+MOD=aa
656 +* (((
657 +MM: 1: add CRC-16/MODBUS ; 0: no CRC
658 +)))
659 +* (((
660 +NN: The length of RS485 command
661 +)))
662 +* (((
663 +XX XX XX XX: RS485 command total NN bytes
664 +)))
665 +* (((
666 +(((
667 +YY: How many bytes will be uplink from the return of this RS485 command,
668 +)))
576 576  
670 +* (((
671 +if YY=0, RS485-LN will execute the downlink command without uplink;
672 +)))
673 +* (((
674 +if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
675 +)))
676 +* (((
677 +if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
678 +)))
679 +)))
577 577  
681 +(((
682 +
578 578  
579 -==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
684 +(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
685 +)))
580 580  
581 -This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
687 +(((
688 +To connect a Modbus Alarm with below commands.
689 +)))
582 582  
583 -* AT Command
691 +* (((
692 +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.
693 +)))
584 584  
585 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
695 +* (((
696 +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.
697 +)))
586 586  
587 -m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
699 +(((
700 +
588 588  
702 +So if user want to use downlink command to control to RS485 Alarm, he can use:
703 +)))
589 589  
705 +(((
706 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
707 +)))
590 590  
591 -* Downlink Payload
709 +(((
710 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
711 +)))
592 592  
593 -Format: A8 MM NN XX XX XX XX YY
713 +(((
714 +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.
715 +)))
594 594  
595 -Where:
717 +(((
718 +
719 +)))
596 596  
597 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC
598 -* NN: The length of RS485 command
599 -* XX XX XX XX: RS485 command total NN bytes
600 -* 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
721 +(((
722 +(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
723 +)))
601 601  
602 -**Example 1:**
725 +(((
726 +User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
727 +)))
603 603  
604 -To connect a Modbus Alarm with below commands.
729 +(((
730 +
731 +)))
605 605  
606 -* 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.
733 +(((
734 +(((
735 +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**
736 +)))
607 607  
608 -* 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.
738 +
739 +)))
609 609  
610 -So if user want to use downlink command to control to RS485 Alarm, he can use:
741 +(((
742 + (% 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" %)​
743 +)))
611 611  
612 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
613 613  
614 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
615 615  
616 -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.
617 617  
748 +==== (% style="color:blue" %)**Set Payload version**(%%) ====
618 618  
619 -**Example 2:**
620 620  
621 -Check TTL Sensor return:
751 +(((
752 +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.
753 +)))
622 622  
623 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
755 +* (((
756 +(% style="color:#037691" %)**AT Command:**
624 624  
758 +**AT+PAYVER:    **Set PAYVER field = 1
625 625  
760 +
761 +)))
762 +* (((
763 +(% style="color:#037691" %)**Downlink Payload:**
764 +)))
626 626  
766 +(((
767 +**0xAE 01**  ~-~->  Set PAYVER field =  0x01
768 +)))
627 627  
628 -==== Set Payload version ====
770 +(((
771 +**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
772 +)))
629 629  
630 -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.
631 631  
632 -* AT Command:
775 +1)Add the interrupt flag at the highest bit of the Payver byte, that is, Byte7 of the first byte. (Since v1.4.0)[[image:image-20220824145428-2.png||height="168" width="1300"]]
633 633  
634 -AT+PAYVER: Set PAYVER field = 1
635 635  
778 +2)if the data intercepted by AT+DATACUT or AT+MBFUN is empty, it will display NULL, and the payload will be filled with n FFs.
636 636  
637 -* Downlink Payload:
780 +[[image:image-20220824145428-3.png||height="308" width="1200"]]
638 638  
639 -0xAE 01   à Set PAYVER field =  0x01
640 640  
641 -0xAE 0F   à Set PAYVER field =  0x0F
783 +==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
642 642  
643 643  
644 -==== Set RS485 Sampling Commands ====
786 +(((
787 +AT+COMMANDx or AT+DATACUTx
788 +)))
645 645  
646 -AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
790 +(((
791 +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"]].
792 +)))
647 647  
648 -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]].
794 +(((
795 +
796 +)))
649 649  
798 +* (((
799 +(% style="color:#037691" %)**AT Command:**
800 +)))
650 650  
651 -* AT Command:
802 +**AT+COMMANDx:    **Configure RS485 read command to sensor.
652 652  
653 -AT+COMMANDx: Configure RS485 read command to sensor.
804 +**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
654 654  
655 -AT+DATACUTx: Configure how to handle return from RS485 devices.
656 656  
657 -AT+SEARCHx: Configure search command
807 +* (((
808 +(% style="color:#037691" %)**Downlink Payload:**
809 +)))
658 658  
811 +(((
812 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
659 659  
660 -* Downlink Payload:
814 +
815 +)))
661 661  
662 -0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
817 +(((
818 +(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
663 663  
664 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
820 +
821 +)))
665 665  
823 +(((
666 666  Format: AF MM NN LL XX XX XX XX YY
825 +)))
667 667  
827 +(((
668 668  Where:
829 +)))
669 669  
670 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
671 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
672 -* LL: The length of AT+COMMAND or AT+DATACUT command
673 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command
674 -* 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.
831 +* (((
832 +MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
833 +)))
834 +* (((
835 +NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
836 +)))
837 +* (((
838 +LL:  The length of AT+COMMAND or AT+DATACUT command
839 +)))
840 +* (((
841 +XX XX XX XX: AT+COMMAND or AT+DATACUT command
842 +)))
843 +* (((
844 +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.
845 +)))
675 675  
676 -Example:
847 +(((
848 +
677 677  
678 -**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
850 +**Example:**
851 +)))
679 679  
680 -**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
853 +(((
854 +(% 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
855 +)))
681 681  
682 -**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
857 +(((
858 +(% 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**
859 +)))
683 683  
861 +(((
862 +(% 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**
863 +)))
684 684  
685 -0xAB downlink command can be used for set AT+SEARCHx
686 686  
687 -Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
688 688  
689 -* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
690 -* 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
691 691  
692 -**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
868 +==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
693 693  
694 694  
695 -==== Fast command to handle MODBUS device ====
871 +(((
872 +**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]].
873 +)))
696 696  
697 -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]].
698 -
875 +(((
699 699  This command is valid since v1.3 firmware version
877 +)))
700 700  
879 +(((
880 +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.
881 +)))
701 701  
702 -AT+MBFUN has only two value:
883 +(((
884 +
885 +)))
703 703  
704 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
887 +(((
888 +**Example:**
889 +)))
705 705  
706 -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.
891 +* (((
892 +AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2  are not configure (0,0,0). So RS485-LN.
893 +)))
894 +* (((
895 +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.
896 +)))
897 +* (((
898 +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.
707 707  
708 -* AT+MBFUN=0: Disable Modbus fast reading.
900 +
901 +)))
709 709  
710 -Example:
903 +(% 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" %)​
711 711  
712 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
713 -* 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.
714 -* 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.
905 +(% 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" %)​
715 715  
716 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
717 717  
718 718  
719 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
720 720  
910 +==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
721 721  
722 -* Downlink Commands:
723 723  
724 -A9 aa -à Same as AT+MBFUN=aa
913 +(((
914 +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.
915 +)))
725 725  
917 +(((
918 +Default value: 0, range:  0 ~~ 65 seconds
919 +)))
726 726  
727 -==== RS485 command timeout ====
921 +* (((
922 +(% style="color:#037691" %)** AT Command:**
728 728  
729 -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.
924 +**AT+CMDDLaa=hex(bb cc)*1000**
925 +)))
730 730  
731 -Default value: 0, range:  0 ~~ 5 seconds
927 +(((
928 +
732 732  
930 +**Example:**
931 +)))
733 733  
734 -* AT Command:
933 +(((
934 +**AT+CMDDL1=1000** to send the open time to 1000ms
935 +)))
735 735  
736 -AT+CMDDLaa=hex(bb cc)
937 +(((
938 +
939 +)))
737 737  
738 -Example:
941 +* (((
942 +(% style="color:#037691" %)** Downlink Payload:**
943 +)))
739 739  
740 -**AT+CMDDL1=1000** to send the open time to 1000ms
945 +(((
946 +**0x AA aa bb cc**
947 +)))
741 741  
949 +(((
950 +Same as: AT+CMDDLaa=hex(bb cc)*1000
951 +)))
742 742  
743 -* Downlink Payload:
953 +(((
954 +**Example:**
955 +)))
744 744  
745 -0x AA aa bb cc
957 +(((
958 +**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
959 +)))
746 746  
747 -Same as: AT+CMDDLaa=hex(bb cc)
748 748  
749 - Example:
962 +==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
750 750  
751 - 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
752 752  
965 +(((
966 +Define to use one uplink or multiple uplinks for the sampling.
967 +)))
753 753  
754 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
969 +(((
970 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
755 755  
756 -Define to use one uplink or multiple uplinks for the sampling.
972 +
973 +)))
757 757  
758 -The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
975 +* (((
976 +(% style="color:#037691" %)** AT Command:**
759 759  
760 -* AT Command:
978 +**AT+DATAUP=0**
761 761  
762 -AT+DATAUP=0
980 +**AT+DATAUP=1**
763 763  
764 -AT+DATAUP=1
982 +
983 +)))
765 765  
985 +**0xAD 01 00 00 14**  **~-~->** Same as AT+DATAUP=1，20000 ~/~/(00 00 14 is 20 seconds)
766 766  
767 -* Downlink Payload:
987 +Each uplink is sent to the server at 20-second intervals when segmented.
768 768  
769 -0xAD 00   à Same as AT+DATAUP=0
770 770  
771 -0xAD 01   à Same as AT+DATAUP=1
990 +* (((
991 +(% style="color:#037691" %)** Downlink Payload:**
992 +)))
772 772  
994 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
773 773  
774 -==== Manually trigger an Uplink ====
996 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1  ~/~/Each uplink is sent to the server one after the other as it is segmented.
775 775  
998 +
999 +* (((
1000 +(% style="color:#037691" %)** AT Command:**
1001 +)))
1002 +
1003 +**AT+DATAUP=1,Timeout**
1004 +
1005 +
1006 +* (((
1007 +(% style="color:#037691" %)** Downlink Payload:**
1008 +)))
1009 +
1010 +**0xAD 01 00 00 14**  **~-~->** Same as AT+DATAUP=1，20000 ~/~/(00 00 14 is 20 seconds)
1011 +
1012 +Each uplink is sent to the server at 20-second intervals when segmented.
1013 +
1014 +==== (% style="color:blue" %)**Manually trigger an Uplink**(%%) ====
1015 +
1016 +
1017 +(((
776 776  Ask device to send an uplink immediately.
1019 +)))
777 777  
778 -* Downlink Payload:
1021 +* (((
1022 +(% style="color:#037691" %)** AT Command:**
1023 +)))
779 779  
780 -0x08 FF, RS485-BL will immediately send an uplink.
1025 +(((
1026 +No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
1027 +)))
781 781  
1029 +(((
1030 +
1031 +)))
782 782  
783 -==== Clear RS485 Command ====
1033 +* (((
1034 +(% style="color:#037691" %)** Downlink Payload:**
1035 +)))
784 784  
1037 +(((
1038 +**0x08 FF**, RS485-LN will immediately send an uplink.
1039 +)))
1040 +
1041 +
1042 +
1043 +
1044 +==== (% style="color:blue" %)**Clear RS485 Command**(%%) ====
1045 +
1046 +
1047 +(((
785 785  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
786 786  
1050 +
1051 +)))
787 787  
788 -* AT Command:
1053 +* (((
1054 +(% style="color:#037691" %)** AT Command:**
1055 +)))
789 789  
1057 +(((
790 790  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1059 +)))
791 791  
1061 +(((
792 792  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1063 +)))
793 793  
1065 +(((
794 794  Example screen shot after clear all RS485 commands. 
1067 +)))
795 795  
1069 +(((
1070 +
1071 +)))
796 796  
797 -
1073 +(((
798 798  The uplink screen shot is:
1075 +)))
799 799  
800 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1077 +(% 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" %)​
801 801  
802 802  
803 -* Downlink Payload:
1080 +* (((
1081 +(% style="color:#037691" %)** Downlink Payload:**
1082 +)))
804 804  
805 -0x09 aa bb same as AT+CMDEAR=aa,bb
1084 +(((
1085 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
1086 +)))
806 806  
807 807  
808 -==== Set Serial Communication Parameters ====
809 809  
1090 +
1091 +==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1092 +
1093 +
1094 +(((
810 810  Set the Rs485 serial communication parameters:
811 811  
812 -* AT Command:
1097 +
1098 +)))
813 813  
814 -Set Baud Rate:
1100 +* (((
1101 +(% style="color:#037691" %)** AT Command:**
1102 +)))
815 815  
816 -AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1104 +(((
1105 +* Set Baud Rate
1106 +)))
817 817  
1108 +**AT+BAUDR=9600**    ~/~/ Options: (200~~115200)  When using low baud rate or receiving multiple bytes, you need to use AT+CMDDL to increase the receive timeout (the default receive timeout is 400ms), otherwise data will be lost
818 818  
819 -Set UART parity
820 820  
821 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1111 +(((
1112 +* Set UART Parity
1113 +)))
822 822  
1115 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
823 823  
824 -Set STOPBIT
825 825  
826 -AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1118 +(((
1119 +* Set STOPBIT
1120 +)))
827 827  
1122 +**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
828 828  
829 -* Downlink Payload:
830 830  
831 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
832 832  
833 -Example:
1126 +* (((
1127 +(% style="color:#037691" %)** Downlink Payload:**
1128 +)))
834 834  
835 -* A7 01 00 60   same as AT+BAUDR=9600
836 -* A7 01 04 80  same as AT+BAUDR=115200
1130 +(((
1131 +**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
1132 +)))
837 837  
838 -A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1134 +(((
1135 +**Example:**
1136 +)))
839 839  
840 -A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1138 +* (((
1139 +A7 01 00 60   same as AT+BAUDR=9600
1140 +)))
1141 +* (((
1142 +A7 01 04 80  same as AT+BAUDR=115200
1143 +)))
841 841  
1145 +(((
1146 +A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1147 +)))
842 842  
843 -==== Control output power duration ====
1149 +(((
1150 +A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1151 +)))
844 844  
845 -User can set the output power duration before each sampling.
846 846  
847 -* AT Command:
1154 +==== (% style="color:blue" %)**Encrypted payload**(%%) ====
848 848  
849 -Example:
1156 +(((
1157 +
1158 +)))
850 850  
851 -AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1160 +* (((
1161 +(% style="color:#037691" %)** AT Command:**
1162 +)))
852 852  
853 -AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1164 +**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
854 854  
1166 +**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
855 855  
856 -* LoRaWAN Downlink Command:
857 857  
858 -07 01 aa bb  Same as AT+5VT=(aa bb)
1169 +==== (% style="color:blue" %)**Get sensor value**(%%) ====
859 859  
860 -07 02 aa bb  Same as AT+3V3T=(aa bb)
861 861  
1172 +* (((
1173 +(% style="color:#037691" %)** AT Command:**
1174 +)))
862 862  
1176 +**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
863 863  
1178 +**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
864 864  
865 -1.
866 -11. Buttons
867 867  
868 -|**Button**|**Feature**
869 -|**RST**|Reboot RS485-BL
1181 +==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
870 870  
871 -1.
872 -11. +3V3 Output
873 873  
874 -RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1184 +* (((
1185 +(% style="color:#037691" %)** AT Command:**
1186 +)))
875 875  
876 -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 +**AT+DISFCNTCHECK=0  **~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
877 877  
1190 +**AT+DISFCNTCHECK=1  **~/~/When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
878 878  
879 -The +3V3 output time can be controlled by AT Command.
880 880  
881 -**AT+3V3T=1000**
1193 +==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
882 882  
883 -Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
884 884  
1196 +* (((
1197 +(% style="color:#037691" %)** AT Command:**
1198 +)))
885 885  
886 -By default, the AT+3V3T=0. This is a special case, means the +3V3 output is always on at any time
1200 + **AT+DISMACANS=0**  ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
887 887  
1202 + **AT+DISMACANS=1**      ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
888 888  
889 -1.
890 -11. +5V Output
891 891  
892 -RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1205 +* (((
1206 +(% style="color:#037691" %)** Downlink Payload:**
1207 +)))
893 893  
894 -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. 
1209 +**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
895 895  
896 896  
897 -The 5V output time can be controlled by AT Command.
1212 +==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
898 898  
899 -**AT+5VT=1000**
900 900  
901 -Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1215 +* (((
1216 +(% style="color:#037691" %)** AT Command:**
1217 +)))
902 902  
1219 +**AT+RPL=5**  ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
903 903  
904 -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.
1221 +Example：**aa xx xx xx xx**         ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent.
905 905  
1223 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]]
906 906  
1225 +For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
907 907  
1227 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]
908 908  
909 -1.
910 -11. LEDs
1229 +For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
911 911  
912 -|**LEDs**|**Feature**
913 -|**LED1**|Blink when device transmit a packet.
914 914  
915 -1.
916 -11. Switch Jumper
1232 +==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
917 917  
918 -|**Switch Jumper**|**Feature**
919 -|**SW1**|(((
920 -ISP position: Upgrade firmware via UART
921 921  
922 -Flash position: Configure device, check running status.
1235 +* (((
1236 +(% style="color:#037691" %)**Downlink Payload:**
1237 +
1238 +**26 01  ** ~/~/ Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
923 923  )))
924 -|**SW2**|(((
925 -5V position: set to compatible with 5v I/O.
926 926  
927 -3.3v position: set to compatible with 3.3v I/O.,
1241 +Example：
1242 +
1243 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]
1244 +
1245 +(% class="wikigeneratedid" %)
1246 +==== ====
1247 +
1248 +==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
1249 +
1250 +
1251 +* (((
1252 +(% style="color:#037691" %)** AT Command:**
928 928  )))
929 929  
930 -+3.3V: is always ON
1255 +**~ ​AT+RXMODE=1,10**  ~/~/ When the RS485-LN receives more than 10 bytes from the RS485, it immediately sends the uplink of the received data.
931 931  
932 -+5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1257 +**~ ​AT+RXMODE=2,500 ** ~/~/RS485-LN uploads data as uplink from the first byte received by RS485 to the data received within 500ms after that.
933 933  
934 -1. Case Study
1259 + **AT+RXMODE=0,0  ** ~/~/Disable this mode (default)
935 935  
936 -User can check this URL for some case studies.
937 937  
938 -[[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]]
1262 +* (((
1263 +(% style="color:#037691" %)**Downlink Payload:**
1264 +)))
939 939  
1266 +**A6 aa bb bb  ** ~/~/same as AT+RXMODE=aa,bb
940 940  
1268 +[[image:image-20220824144240-1.png]]
941 941  
942 942  
943 -1. Use AT Command
944 -11. Access AT Command
945 945  
946 -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.
1272 +== 3.6 Listening mode for RS485 network ==
947 947  
948 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
949 949  
1275 +(((
1276 +This feature support since firmware v1.4
1277 +)))
950 950  
951 -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:
1279 +(((
1280 +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.
952 952  
953 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1282 +
1283 +)))
954 954  
1285 +(% 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" %)​
955 955  
1287 +(((
1288 +To enable the listening mode, use can run the command AT+RXMODE.
1289 +)))
956 956  
957 -More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1291 +(((
1292 +
1293 +)))
958 958  
1295 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1296 +|=(% style="width: 100px;" %)(((
1297 +**Command example**
1298 +)))|=(% style="width: 400px;" %)(((
1299 +**Function**
1300 +)))
1301 +|(% style="width:100px" %)(((
1302 +AT+RXMODE=1,10
1303 +)))|(% style="width:400px" %)(((
1304 +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.
1305 +)))
1306 +|(% style="width:100px" %)(((
1307 +AT+RXMODE=2,500
1308 +)))|(% style="width:400px" %)(((
1309 +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
1310 +)))
1311 +|(% style="width:100px" %)(((
1312 +AT+RXMODE=0,0
1313 +)))|(% style="width:400px" %)(((
1314 +Disable listening mode. This is the default settings.
1315 +)))
1316 +|(% style="width:100px" %)(((
1317 +
1318 +)))|(% style="width:400px" %)(((
1319 +A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1320 +)))
959 959  
1322 +(((
1323 +(% style="color:#037691" %)** Downlink Command:**
1324 +)))
960 960  
961 -1.
962 -11. Common AT Command Sequence
963 -111. Multi-channel ABP mode (Use with SX1301/LG308)
1326 +(((
1327 +**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1328 +)))
964 964  
965 -If device has not joined network yet:
1330 +(((
1331 +
1332 +)))
966 966  
967 -AT+FDR
1334 +(((
1335 +**Example**:
1336 +)))
968 968  
969 -AT+NJM=0
1338 +(((
1339 +The RS485-LN is set to AT+RXMODE=2,1000
1340 +)))
970 970  
971 -ATZ
1342 +(((
1343 +There is a two Modbus commands in the RS485 network as below:
1344 +)))
972 972  
1346 +(((
1347 +The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1348 +)))
973 973  
974 -If device already joined network:
1350 +(((
1351 +And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1352 +)))
975 975  
976 -AT+NJM=0
1354 +(((
1355 +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
1356 +)))
977 977  
978 -ATZ
1358 +(((
1359 +(% 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" %)​
1360 +)))
979 979  
980 -1.
981 -11.
982 -111. Single-channel ABP mode (Use with LG01/LG02)
1362 +(((
1363 +
1364 +)))
983 983  
984 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1366 +(((
1367 +(((
1368 +(% 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.**
1369 +)))
1370 +)))
985 985  
986 -AT+NJM=0 Set to ABP mode
987 987  
988 -AT+ADR=0 Set the Adaptive Data Rate Off
989 989  
990 -AT+DR=5  Set Data Rate
1374 +== 3.7 Buttons ==
991 991  
992 -AT+TDC=60000  Set transmit interval to 60 seconds
993 993  
994 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1377 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1378 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1379 +|(% 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**
1380 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1381 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
995 995  
996 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1383 +== 3.8 LEDs ==
997 997  
998 -AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
999 999  
1000 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1386 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1387 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1388 +|**PWR**|Always on if there is power
1389 +|**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.
1001 1001  
1002 -ATZ          Reset MCU
1391 += 4. Case Study =
1003 1003  
1004 -**Note:**
1005 1005  
1006 -1. Make sure the device is set to ABP mode in the IoT Server.
1007 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1008 -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.
1009 -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
1394 +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]]
1010 1010  
1011 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1012 1012  
1013 1013  
1014 -1. FAQ
1015 -11. How to upgrade the image?
1398 += 5. Use AT Command =
1016 1016  
1017 -The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1018 1018  
1019 -* Support new features
1020 -* For bug fix
1021 -* Change LoRaWAN bands.
1401 +== 5.1 Access AT Command ==
1022 1022  
1023 -Below shows the hardware connection for how to upload an image to RS485-BL:
1024 1024  
1025 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1404 +(((
1405 +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.
1406 +)))
1026 1026  
1027 -**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]].
1408 +(% 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" %)​
1028 1028  
1029 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1030 1030  
1031 -**Step3: **Open flashloader; choose the correct COM port to update.
1411 +(((
1412 +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:
1413 +)))
1032 1032  
1415 +(% 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" %)​
1033 1033  
1034 -|(((
1035 -HOLD PRO then press the RST button, SYS will be ON, then click next
1417 +
1418 +(((
1419 +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/]]
1036 1036  )))
1037 1037  
1038 -|(((
1039 -Board detected
1422 +
1423 +
1424 +== 5.2 Common AT Command Sequence ==
1425 +
1426 +
1427 +=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1428 +
1429 +
1430 +If device has not joined network yet:
1431 +
1432 +* (% style="color:#037691" %)**AT+FDR**
1433 +* (% style="color:#037691" %)**AT+NJM=0**
1434 +* (% style="color:#037691" %)**ATZ**
1435 +
1436 +(((
1437 +
1438 +
1439 +If device already joined network:
1440 +
1441 +* (% style="color:#037691" %)**AT+NJM=0**
1442 +* (% style="color:#037691" %)**ATZ**
1443 +
1444 +
1040 1040  )))
1041 1041  
1042 -|(((
1447 +
1448 +
1449 +=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1450 +
1451 +
1452 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1453 +
1454 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
1455 +
1456 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
1457 +
1458 +(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
1459 +
1460 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1461 +
1462 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
1463 +
1464 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1465 +
1466 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1467 +
1468 +(% 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.
1469 +
1470 +(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1471 +
1472 +
1473 +(% style="color:red" %)**Note:**
1474 +
1475 +(((
1476 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1477 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1478 +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.
1479 +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
1480 +
1043 1043  
1044 1044  )))
1045 1045  
1046 -[[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]]
1484 +(% 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" %)​
1047 1047  
1048 1048  
1049 1049  
1050 -[[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]]
1488 += 6. FAQ =
1051 1051  
1052 1052  
1053 -[[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]]
1491 +== 6.1 How to upgrade the image? ==
1054 1054  
1055 1055  
1056 -1.
1057 -11. How to change the LoRa Frequency Bands/Region?
1494 +(((
1495 +The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1496 +)))
1058 1058  
1059 -User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1498 +* (((
1499 +Support new features
1500 +)))
1501 +* (((
1502 +For bug fix
1503 +)))
1504 +* (((
1505 +Change LoRaWAN bands.
1506 +)))
1060 1060  
1508 +(((
1509 +Below shows the hardware connection for how to upload an image to RS485-LN:
1510 +)))
1061 1061  
1512 +(% 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"]]
1062 1062  
1063 -1.
1064 -11. How many RS485-Slave can RS485-BL connects?
1514 +(% title="Click and drag to resize" %)​
1065 1065  
1066 -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]].
1516 +(((
1517 +(% 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]].
1518 +)))
1067 1067  
1520 +(((
1521 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dragino.com/downloads/index.php?dir=RS485-LN/Firmware/]].
1522 +)))
1068 1068  
1524 +(((
1525 +(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
1526 +)))
1069 1069  
1528 +(((
1529 +(((
1530 +(((
1531 +(% 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.
1532 +)))
1533 +)))
1534 +)))
1070 1070  
1071 -1. Trouble Shooting     
1072 -11. Downlink doesn’t work, how to solve it?
1073 1073  
1074 -Please see this link for debug:
1537 +(% 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" %)​
1075 1075  
1076 -[[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]] 
1077 1077  
1540 +(% 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" %)​
1078 1078  
1079 1079  
1080 -1.
1081 -11. Why I can’t join TTN V3 in US915 /AU915 bands?
1543 +(% 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" %)​
1082 1082  
1083 -It might about the channels mapping. Please see for detail.
1084 1084  
1085 -[[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]]
1546 +(% 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:**
1086 1086  
1548 +(% aria-label="image-20220602175638-10.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175638-10.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1087 1087  
1088 1088  
1089 -1. Order Info
1090 1090  
1091 -**Part Number: RS485-BL-XXX**
1552 +== 6.2 How to change the LoRa Frequency Bands/Region? ==
1092 1092  
1093 -**XXX:**
1094 1094  
1095 -* **EU433**: frequency bands EU433
1096 -* **EU868**: frequency bands EU868
1097 -* **KR920**: frequency bands KR920
1098 -* **CN470**: frequency bands CN470
1099 -* **AS923**: frequency bands AS923
1100 -* **AU915**: frequency bands AU915
1101 -* **US915**: frequency bands US915
1102 -* **IN865**: frequency bands IN865
1103 -* **RU864**: frequency bands RU864
1104 -* **KZ865: **frequency bands KZ865
1555 +User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1105 1105  
1106 -1. Packing Info
1107 1107  
1558 +
1559 +== 6.3 How many RS485-Slave can RS485-LN connects? ==
1560 +
1561 +
1562 +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"]].
1563 +
1564 +
1565 +
1566 +== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1567 +
1568 +
1569 +When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1570 +
1571 +Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1572 +
1573 +
1574 +
1575 +== 6.5 Can i use point to point communication for RS485-LN? ==
1576 +
1577 +
1578 +Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1579 +
1580 +
1581 +
1582 +== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
1583 +
1584 +
1585 +[[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/]]
1586 +
1587 +
1588 +
1589 += 7. Trouble Shooting =
1590 +
1591 +
1592 +== 7.1 Downlink doesn't work, how to solve it? ==
1593 +
1594 +
1595 +Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1596 +
1597 +
1598 +
1599 +== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
1600 +
1601 +
1602 +It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1603 +
1604 +
1605 +
1606 += 8. Order Info =
1607 +
1608 +
1609 +(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1610 +
1611 +(% style="color:blue" %)**XXX:**
1612 +
1613 +* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
1614 +* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
1615 +* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
1616 +* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
1617 +* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
1618 +* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
1619 +* (% style="color:red" %)**US915**(%%):  frequency bands US915
1620 +* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
1621 +* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1622 +* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1623 +
1624 += 9.Packing Info =
1625 +
1626 +
1108 1108  **Package Includes**:
1109 1109  
1110 -* RS485-BL x 1
1629 +* RS485-LN x 1
1111 1111  * Stick Antenna for LoRa RF part x 1
1112 1112  * Program cable x 1
1113 1113  
... ... @@ -1118,9 +1118,68 @@
1118 1118  * Package Size / pcs : 14.5 x 8 x 5 cm
1119 1119  * Weight / pcs : 170g
1120 1120  
1121 -1. Support
1640 += 10. FCC Caution for RS485LN-US915 =
1122 1122  
1123 -* 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.
1124 -* 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
1125 1125  
1126 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1643 +(((
1644 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1645 +)))
1646 +
1647 +(((
1648 +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.
1649 +)))
1650 +
1651 +(((
1652 +
1653 +)))
1654 +
1655 +(((
1656 +(% style="color:red" %)**IMPORTANT NOTE:**
1657 +)))
1658 +
1659 +(((
1660 +(% 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:
1661 +)))
1662 +
1663 +(((
1664 +—Reorient or relocate the receiving antenna.
1665 +)))
1666 +
1667 +(((
1668 +—Increase the separation between the equipment and receiver.
1669 +)))
1670 +
1671 +(((
1672 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1673 +)))
1674 +
1675 +(((
1676 +—Consult the dealer or an experienced radio/TV technician for help.
1677 +)))
1678 +
1679 +(((
1680 +
1681 +)))
1682 +
1683 +(((
1684 +(% style="color:red" %)**FCC Radiation Exposure Statement:**
1685 +)))
1686 +
1687 +(((
1688 +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.
1689 +)))
1690 +
1691 +
1692 +
1693 += 11. Support =
1694 +
1695 +
1696 +* (((
1697 +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.
1698 +)))
1699 +* (((
1700 +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]].
1701 +
1702 +
1703 +
1704 +)))
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