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

From version 35.3
edited by Xiaoling
on 2022/06/02 15:44
Change comment: There is no comment for this version
To version 73.1
edited by Bei Jinggeng
on 2022/09/09 09:59
Change comment: There is no comment for this version

Summary

Details

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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
... ... @@ -74,14 +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 -
80 -
81 81  == 1.3 Features ==
82 82  
112 +
83 83  * LoRaWAN Class A & Class C protocol (default Class C)
84 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864
114 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865/RU864/MA869
85 85  * AT Commands to change parameters
86 86  * Remote configure parameters via LoRa Downlink
87 87  * Firmware upgradable via program port
... ... @@ -89,10 +89,9 @@
89 89  * Support Modbus protocol
90 90  * Support Interrupt uplink (Since hardware version v1.2)
91 91  
92 -
93 -
94 94  == 1.4 Applications ==
95 95  
124 +
96 96  * Smart Buildings & Home Automation
97 97  * Logistics and Supply Chain Management
98 98  * Smart Metering
... ... @@ -100,21 +100,27 @@
100 100  * Smart Cities
101 101  * Smart Factory
102 102  
103 -
104 -
105 105  == 1.5 Firmware Change log ==
106 106  
134 +
107 107  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
108 108  
109 109  
138 +
110 110  == 1.6 Hardware Change log ==
111 111  
141 +
112 112  (((
113 113  (((
144 +(((
114 114  v1.2: Add External Interrupt Pin.
146 +)))
115 115  
148 +(((
116 116  v1.0: Release
150 +)))
117 117  
152 +
118 118  
119 119  )))
120 120  )))
... ... @@ -121,6 +121,7 @@
121 121  
122 122  = 2. Power ON Device =
123 123  
159 +
124 124  (((
125 125  The RS485-LN can be powered by 7 ~~ 24V DC power source. Connection as below
126 126  
... ... @@ -131,8 +131,9 @@
131 131  Once there is power, the RS485-LN will be on.
132 132  )))
133 133  
134 -[[image:1653268091319-405.png]]
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" %)​
135 135  
172 +
136 136  
137 137  )))
138 138  
... ... @@ -140,17 +140,22 @@
140 140  
141 141  == 3.1 How it works? ==
142 142  
180 +
143 143  (((
182 +(((
144 144  The RS485-LN is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the RS485-LN. It will auto join the network via OTAA.
184 +)))
145 145  
186 +
146 146  
147 147  )))
148 148  
149 149  == 3.2 Example to join LoRaWAN network ==
150 150  
192 +
151 151  Here shows an example for how to join the TTN V3 Network. Below is the network structure, we use [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]] as LoRaWAN gateway here. 
152 152  
153 -[[image:1653268155545-638.png||height="334" width="724"]]
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" %)​
154 154  
155 155  
156 156  (((
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162 162  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
163 163  )))
164 164  
165 -[[image:1653268227651-549.png||height="592" width="720"]]
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" %)​
166 166  
209 +
167 167  (((
168 -The LG308 is already set to connect to [[TTN V3 network >>path:eu1.cloud.thethings.network/]]. So what we need to now is only configure the TTN V3:
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 +
169 169  )))
170 170  
171 171  (((
172 -**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.
173 173  )))
174 174  
175 175  (((
... ... @@ -177,8 +177,9 @@
177 177  )))
178 178  )))
179 179  
180 -[[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" %)​
181 181  
227 +
182 182  (((
183 183  (((
184 184  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
... ... @@ -185,65 +185,75 @@
185 185  )))
186 186  
187 187  (((
188 -Add APP EUI in the application.
234 +**Add APP EUI in the application.**
189 189  )))
190 190  )))
191 191  
192 -[[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" %)​
193 193  
194 -[[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" %)​
195 195  
196 -[[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" %)​
197 197  
198 -[[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" %)​
199 199  
200 200  You can also choose to create the device manually.
201 201  
202 -[[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" %)​
203 203  
204 -Add APP KEY and DEV EUI
205 205  
206 -[[image:1652953553383-907.png||height="514" width="724"]]
207 207  
252 +**Add APP KEY and DEV EUI**
208 208  
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 +
209 209  (((
210 -**Step 2**: Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
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.
211 211  )))
212 212  
213 -[[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" %)​
214 214  
215 215  
264 +
216 216  == 3.3 Configure Commands to read data ==
217 217  
267 +
218 218  (((
219 219  (((
220 -There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>path:#AT_COMMAND]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
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.
221 221  )))
273 +)))
222 222  
223 223  (((
224 -(% style="color:red" %)Note: below description and commands are for firmware version >v1.1, if you have firmware version v1.0. Please check the [[user manual v1.0>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/&file=RS485-LN_UserManual_v1.0.1.pdf]] or upgrade the firmware to v1.1
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 +)))
225 225  
280 +
226 226  
227 227  )))
228 228  )))
229 229  
230 -=== 3.3.1 onfigure UART settings for RS485 or TTL communication ===
285 +=== 3.3.1 Configure UART settings for RS485 or TTL communication ===
231 231  
287 +
232 232  To use RS485-LN to read data from RS485 sensors, connect the RS485-LN A/B traces to the sensors. And user need to make sure RS485-LN use the match UART setting to access the sensors. The related commands for UART settings are:
233 233  
234 -(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
235 -|(% style="width:128px" %)(((
290 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
291 +|=(% style="width: 110px;" %)(((
236 236  **AT Commands**
237 -)))|(% style="width:305px" %)(((
293 +)))|=(% style="width: 190px;" %)(((
238 238  **Description**
239 -)))|(% style="width:346px" %)(((
295 +)))|=(% style="width: 190px;" %)(((
240 240  **Example**
241 241  )))
242 -|(% style="width:128px" %)(((
298 +|(% style="width:110px" %)(((
243 243  AT+BAUDR
244 -)))|(% style="width:305px" %)(((
300 +)))|(% style="width:190px" %)(((
245 245  Set the baud rate (for RS485 connection). Default Value is: 9600.
246 -)))|(% style="width:346px" %)(((
302 +)))|(% style="width:190px" %)(((
247 247  (((
248 248  AT+BAUDR=9600
249 249  )))
... ... @@ -252,11 +252,11 @@
252 252  Options: (1200,2400,4800,14400,19200,115200)
253 253  )))
254 254  )))
255 -|(% style="width:128px" %)(((
311 +|(% style="width:110px" %)(((
256 256  AT+PARITY
257 -)))|(% style="width:305px" %)(((
313 +)))|(% style="width:190px" %)(((
258 258  Set UART parity (for RS485 connection)
259 -)))|(% style="width:346px" %)(((
315 +)))|(% style="width:190px" %)(((
260 260  (((
261 261  AT+PARITY=0
262 262  )))
... ... @@ -265,9 +265,9 @@
265 265  Option: 0: no parity, 1: odd parity, 2: even parity
266 266  )))
267 267  )))
268 -|(% style="width:128px" %)(((
324 +|(% style="width:110px" %)(((
269 269  AT+STOPBIT
270 -)))|(% style="width:305px" %)(((
326 +)))|(% style="width:190px" %)(((
271 271  (((
272 272  Set serial stopbit (for RS485 connection)
273 273  )))
... ... @@ -275,7 +275,7 @@
275 275  (((
276 276  
277 277  )))
278 -)))|(% style="width:346px" %)(((
334 +)))|(% style="width:190px" %)(((
279 279  (((
280 280  AT+STOPBIT=0 for 1bit
281 281  )))
... ... @@ -289,30 +289,36 @@
289 289  )))
290 290  )))
291 291  
292 -
293 -
294 294  === 3.3.2 Configure sensors ===
295 295  
350 +
296 296  (((
297 297  (((
298 -Some sensors might need to configure before normal operation. User can configure such sensor via PC and RS485 adapter or through RS485-LN AT Commands (% style="color:#4f81bd" %)**AT+CFGDEV**(%%). Each (% style="color:#4f81bd" %)**AT+CFGDEV **(%%)equals to send a RS485 command to sensors. This command will only run when user input it and won’t run during each sampling.
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 +
299 299  )))
300 300  )))
301 301  
302 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
303 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
304 -|AT+CFGDEV|(% style="width:418px" %)(((
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 +(((
305 305  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
364 +)))
306 306  
366 +(((
307 307  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
368 +)))
308 308  
370 +(((
309 309  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
310 -)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
372 +)))
373 +)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
311 311  
312 -
313 -
314 314  === 3.3.3 Configure read commands for each sampling ===
315 315  
377 +
316 316  (((
317 317  During each sampling, we need confirm what commands we need to send to the RS485 sensors to read data. After the RS485 sensors send back the value, it normally include some bytes and we only need a few from them for a shorten payload.
318 318  
... ... @@ -323,28 +323,25 @@
323 323  During each sampling, the RS485-LN can support 15 commands to read sensors. And combine the return to one or several uplink payloads.
324 324  
325 325  
326 -**Each RS485 commands include two parts:**
388 +(% style="color:#037691" %)**Each RS485 commands include two parts:**
327 327  
328 328  ~1. What commands RS485-LN will send to the RS485 sensors. There are total 15 commands from **AT+COMMAD1**, **ATCOMMAND2**,…, to **AT+COMMANDF**. All commands are of same grammar.
329 329  
330 330  2. How to get wanted value the from RS485 sensors returns from by 1). There are total 15 AT Commands to handle the return, commands are **AT+DATACUT1**,**AT+DATACUT2**,…, **AT+DATACUTF** corresponding to the commands from 1). All commands are of same grammar.
331 331  
332 -3. Some RS485 device might has longer delay on reply, so user can use AT+CMDDL to set the timeout for getting reply after the RS485 command is sent. For example
394 +3. Some RS485 device might has longer delay on reply, so user can use AT+CMDDL to set the timeout for getting reply after the RS485 command is sent. For example **AT+CMDDL1=1000** to send the open time to 1000ms
333 333  
334 -**AT+CMDDL1=1000** to send the open time to 1000ms
335 335  
336 -
337 337  After we got the valid value from each RS485 commands, we need to combine them together with the command **AT+DATAUP**.
338 338  
339 -
340 340  Below are examples for the how above AT Commands works.
341 341  
342 342  
343 -**AT+COMMANDx : **This command will be sent to RS485 devices during each sampling, Max command length is 14 bytes. The grammar is:
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:
344 344  
345 345  (% border="1" style="background-color:#4bacc6; color:white; width:499px" %)
346 346  |(% style="width:496px" %)(((
347 -**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
406 +(% style="color:#037691" %)**AT+COMMANDx=xx xx xx xx xx xx xx xx xx xx xx xx,m**
348 348  
349 349  **xx xx xx xx xx xx xx xx xx xx xx xx: The RS485 command to be sent**
350 350  
... ... @@ -356,45 +356,52 @@
356 356  In the RS485-LN, we should use this command AT+COMMAND1=01 03 0B B8 00 02,1 for the same.
357 357  
358 358  
359 -**AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
418 +(% style="color:#037691" %)**AT+DATACUTx **(%%)**: **This command defines how to handle the return from AT+COMMANDx, max return length is 100 bytes.
360 360  
361 -(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
362 -|(% style="width:722px" %)(((
420 +(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
421 +|(% style="width:510px" %)(((
363 363  **AT+DATACUTx=a,b,c**
364 364  
365 365  * **a: length for the return of AT+COMMAND**
366 366  * **b:1: grab valid value by byte, max 6 bytes. 2: grab valid value by bytes section, max 3 sections.**
367 -* **c: define the position for valid value. **
426 +* **c: define the position for valid value.  **
368 368  )))
369 369  
370 -
371 371  **Examples:**
372 372  
373 -* Grab bytes:
431 +* (% style="color:#037691" %)**Grab bytes**
374 374  
375 -[[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" %)​
376 376  
377 377  
378 -* Grab a section.
379 379  
380 -[[image:image-20220602153621-2.png]]
437 +* (% style="color:#037691" %)**Grab a section**
381 381  
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" %)​
382 382  
383 -* Grab different sections.
384 384  
385 -[[image:image-20220602153621-3.png]]
386 386  
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 +
387 387  
388 388  )))
389 389  
390 390  === 3.3.4 Compose the uplink payload ===
391 391  
453 +
392 392  (((
393 393  Through AT+COMMANDx and AT+DATACUTx we got valid value from each RS485 commands, Assume these valid value are RETURN1, RETURN2, .., to RETURNx. The next step is how to compose the LoRa Uplink Payload by these RETURNs. The command is **AT+DATAUP.**
456 +
457 +
394 394  )))
395 395  
396 396  (((
397 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=0**
461 +(% style="color:#037691" %)**Examples: AT+DATAUP=0**
462 +
463 +
398 398  )))
399 399  
400 400  (((
... ... @@ -413,10 +413,12 @@
413 413  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
414 414  )))
415 415  
416 -[[image:1653269759169-150.png||height="513" width="716"]]
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" %)​
417 417  
418 -(% style="color:#4f81bd" %)**Examples: AT+DATAUP=1**
419 419  
485 +(% style="color:#037691" %)**Examples: AT+DATAUP=1**
486 +
487 +
420 420  Compose the uplink payload with value returns in sequence and send with (% style="color:red" %)**Multiply UPLINKs**.
421 421  
422 422  Final Payload is
... ... @@ -423,687 +423,1141 @@
423 423  
424 424  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
425 425  
426 -1. Battery Info (2 bytes): Battery voltage
427 -1. PAYVER (1 byte): Defined by AT+PAYVER
428 -1. PAYLOAD COUNT (1 byte): Total how many uplinks of this sampling.
429 -1. PAYLOAD# (1 byte): Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
430 -1. DATA: Valid value: max 6 bytes(US915 version here, Notice*!) for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 6 bytes
431 431  
432 -[[image:1653269916228-732.png||height="433" width="711"]]
495 +1. PAYVER: Defined by AT+PAYVER
496 +1. PAYLOAD COUNT: Total how many uplinks of this sampling.
497 +1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
498 +1. DATA: Valid value: max 8 bytes for each uplink so each uplink <= 11 bytes. For the last uplink, DATA will might less than 8 bytes
433 433  
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" %)​
434 434  
435 -So totally there will be 3 uplinks for this sampling, each uplink includes 6 bytes DATA
436 436  
437 -DATA1=RETURN1 Valid Value = (% style="background-color:green; color:white" %)20 20 0a 33 90 41
503 +So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
438 438  
439 -DATA2=1^^st^^ ~~ 6^^th^^ byte of Valid value of RETURN10=(% style="background-color:green; color:white" %) 02 aa 05 81 0a 20
505 +DATA1=RETURN1 Valid Value + the first two of Valid value of RETURN10= **20 20 0a 33 90 41 02 aa**
440 440  
441 -DATA3=7^^th^^ ~~ 11^^th^^ bytes of Valid value of RETURN10 = (% style="background-color:green; color:white" %)20 20 20 2d 30
507 +DATA2=3^^rd^^ ~~ 10^^th^^ byte of Valid value of RETURN10= **05 81 0a 20 20 20 20 2d**
442 442  
443 -Below are the uplink payloads:
509 +DATA3=the rest of Valid value of RETURN10= **30**
444 444  
445 -[[image:1653270130359-810.png]]
446 446  
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:**
447 447  
448 -(% style="color:red" %)**Notice: the Max bytes is according to the max support bytes in different Frequency Bands for lowest SF. As below:**
514 + ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink.
449 449  
450 - ~* For AU915/AS923 bands, if UplinkDwell time=0, max 51 bytes for each uplink ( so 51 -5 = 46 max valid date)
516 + * For AU915/AS923 bands, if UplinkDwell time=0, max 11 bytes for each uplink.
451 451  
452 - * For AU915/AS923 bands, if UplinkDwell time=1, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
518 + * For US915 band, max 11 bytes for each uplink.
453 453  
454 - * For US915 band, max 11 bytes for each uplink ( so 11 -5 = 6 max valid date).
520 + ~* For all other bands: max 51 bytes for each uplink.
455 455  
456 - ~* For all other bands: max 51 bytes for each uplin ( so 51 -5 = 46 max valid date).
522 +(% style="color:red" %)*** When AT+DATAUP=1, the maximum number of segments is 15, and the maximum total number of bytes is 1500;**
457 457  
458 -=== 3.3.5 Uplink on demand ===
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)**
459 459  
460 -Except uplink periodically, RS485-BL is able to uplink on demand. The server sends downlink command to RS485-BL and RS485 will uplink data base on the command.
461 461  
462 -Downlink control command:
527 +(% style="color:#4f81bd" %)**If the data is empty, return to the display(Since v1.4.0)**
463 463  
464 -[[0x08 command>>path:#downlink_08]]: Poll an uplink with current command set in RS485-BL.
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.
465 465  
466 -[[0xA8 command>>path:#downlink_A8]]: Send a command to RS485-BL and uplink the output from sensors.
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"]]
467 467  
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.
468 468  
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"]]
469 469  
470 -1.
471 -11.
472 -111. Uplink on Interrupt
473 473  
474 -Put the interrupt sensor between 3.3v_out and GPIO ext.[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]]
538 +Below are the uplink payloads:
475 475  
476 -AT+INTMOD=0  Disable Interrupt
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" %)​
477 477  
478 -AT+INTMOD=1  Interrupt trigger by rising or falling edge.
479 479  
480 -AT+INTMOD=2  Interrupt trigger by falling edge. ( Default Value)
481 481  
482 -AT+INTMOD=3  Interrupt trigger by rising edge.
544 +=== 3.3.5 Uplink on demand ===
483 483  
484 484  
485 -1.
486 -11. Uplink Payload
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.
487 487  
488 -|**Size(bytes)**|**2**|**1**|**Length depends on the return from the commands**
489 -|Value|(((
490 -Battery(mV)
549 +Downlink control command:
491 491  
492 -&
551 +**0x08 command**: Poll an uplink with current command set in RS485-LN.
493 493  
494 -Interrupt _Flag
495 -)))|(((
496 -PAYLOAD_VER
553 +**0xA8 command**: Send a command to RS485-LN and uplink the output from sensors.
497 497  
498 -
499 -)))|If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server.
500 500  
501 -Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
502 502  
557 +=== 3.3.6 Uplink on Interrupt ===
503 503  
504 -function Decoder(bytes, port) {
505 505  
506 -~/~/Payload Formats of RS485-BL Deceive
560 +RS485-LN support external Interrupt uplink since hardware v1.2 release.
507 507  
508 -return {
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" %)​
509 509  
510 - ~/~/Battery,units:V
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.
511 511  
512 - BatV:((bytes[0]<<8 | bytes[1])&0x7fff)/1000,
513 513  
514 - ~/~/GPIO_EXTI 
515 515  
516 - EXTI_Trigger:(bytes[0] & 0x80)? "TRUE":"FALSE",
568 +== 3.4 Uplink Payload ==
517 517  
518 - ~/~/payload of version
519 519  
520 - Pay_ver:bytes[2],
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" %)​
521 521  
522 - };
573 +Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
523 523  
524 - }
525 525  
526 526  
577 +== 3.5 Configure RS485-LN via AT or Downlink ==
527 527  
528 528  
580 +(((
581 +User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
582 +)))
529 529  
584 +(((
585 +There are two kinds of Commands:
586 +)))
530 530  
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 +)))
531 531  
532 -TTN V3 uplink screen shot.
592 +* (((
593 +(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
594 +)))
533 533  
534 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
596 +(((
597 +
598 +)))
535 535  
536 -1.
537 -11. Configure RS485-BL via AT or Downlink
538 538  
539 -User can configure RS485-BL via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
540 540  
541 -There are two kinds of Commands:
602 +=== 3.5.1 Common Commands ===
542 542  
543 -* **Common Commands**: They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
544 544  
545 -* **Sensor Related Commands**: These commands are special designed for RS485-BL.  User can see these commands below:
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]]
546 546  
547 -1.
548 -11.
549 -111. Common Commands:
550 550  
551 -They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[http:~~/~~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands]]
552 552  
609 +=== 3.5.2 Downlink Response(Since firmware v1.4) ===
553 553  
554 -1.
555 -11.
556 -111. Sensor related commands:
557 557  
558 -==== Choose Device Type (RS485 or TTL) ====
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.
559 559  
560 -RS485-BL can connect to either RS485 sensors or TTL sensor. User need to specify what type of sensor need to connect.
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" %)​
561 561  
562 -* AT Command
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)
563 563  
564 -**AT+MOD=1** ~/~/ Set to support RS485-MODBUS type sensors. User can connect multiply RS485 , Modbus sensors to the A / B pins.
565 565  
566 -**AT+MOD=2** ~/~/ Set to support TTL Level sensors, User can connect one TTL Sensor to the TXD/RXD/GND pins.
567 567  
620 +=== 3.5.3 Sensor related commands ===
568 568  
569 -* Downlink Payload
570 570  
571 -**0A aa**     à same as AT+MOD=aa
572 572  
573 573  
625 +==== (% style="color:blue" %)**RS485 Debug Command**(%%) ====
574 574  
575 -==== [[RS485 Debug Command>>path:#downlink_A8]] (AT+CFGDEV) ====
576 576  
577 -This command is used to configure the RS485 or TTL sensors; they won’t be used during sampling.
628 +(((
629 +This command is used to configure the RS485 devices; they won't be used during sampling.
630 +)))
578 578  
579 -* AT Command
632 +* (((
633 +(% style="color:#037691" %)**AT Command**
580 580  
581 -AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
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 +)))
582 582  
583 -m: 0: no CRC; 1: add CRC-16/MODBUS in the end of this command.
640 +(((
641 +
642 +)))
584 584  
644 +* (((
645 +(% style="color:#037691" %)**Downlink Payload**
646 +)))
585 585  
586 -
587 -* Downlink Payload
588 -
648 +(((
589 589  Format: A8 MM NN XX XX XX XX YY
650 +)))
590 590  
652 +(((
591 591  Where:
654 +)))
592 592  
593 -* MM: 1: add CRC-16/MODBUS ; 0: no CRC
594 -* NN: The length of RS485 command
595 -* XX XX XX XX: RS485 command total NN bytes
596 -* YY: How many bytes will be uplink from the return of this RS485 command, if YY=0, RS485-BL will execute the downlink command without uplink; if YY>0, RS485-BL will uplink total YY bytes from the output of this RS485 command
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 +)))
597 597  
598 -**Example 1:**
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 +)))
599 599  
681 +(((
682 +
683 +
684 +(% style="color:blue" %)**Example 1:**  (%%) ~-~-> Configure without ask for uplink (YY=0)
685 +)))
686 +
687 +(((
600 600  To connect a Modbus Alarm with below commands.
689 +)))
601 601  
602 -* The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
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 +)))
603 603  
604 -* The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
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 +)))
605 605  
699 +(((
700 +
701 +
606 606  So if user want to use downlink command to control to RS485 Alarm, he can use:
703 +)))
607 607  
608 -**A8 01 06 0A 05 00 04 00 01 00**: to activate the RS485 Alarm
705 +(((
706 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
707 +)))
609 609  
610 -**A8 01 06 0A 05 00 04 00 00 00**: to deactivate the RS485 Alarm
709 +(((
710 +(% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
711 +)))
611 611  
713 +(((
612 612  A8 is type code and 01 means add CRC-16/MODBUS at the end, the 3^^rd^^ byte is 06, means the next 6 bytes are the command to be sent to the RS485 network, the final byte 00 means this command don’t need to acquire output.
715 +)))
613 613  
717 +(((
718 +
719 +)))
614 614  
615 -**Example 2:**
721 +(((
722 +(% style="color:blue" %)**Example 2:**  (%%) ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
723 +)))
616 616  
617 -Check TTL Sensor return:
725 +(((
726 +User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
727 +)))
618 618  
619 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
729 +(((
730 +
731 +)))
620 620  
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 +)))
621 621  
738 +
739 +)))
622 622  
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 +)))
623 623  
624 -==== Set Payload version ====
625 625  
626 -This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
627 627  
628 -* AT Command:
629 629  
630 -AT+PAYVER: Set PAYVER field = 1
748 +==== (% style="color:blue" %)**Set Payload version**(%%) ====
631 631  
632 632  
633 -* Downlink Payload:
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 +)))
634 634  
635 -0xAE 01   à Set PAYVER field =  0x01
755 +* (((
756 +(% style="color:#037691" %)**AT Command:**
636 636  
637 -0xAE 0F   à Set PAYVER field =  0x0F
758 +**AT+PAYVER:    **Set PAYVER field = 1
638 638  
760 +
761 +)))
762 +* (((
763 +(% style="color:#037691" %)**Downlink Payload:**
764 +)))
639 639  
640 -==== Set RS485 Sampling Commands ====
766 +(((
767 +**0xAE 01**  ~-~->  Set PAYVER field =  0x01
768 +)))
641 641  
642 -AT+COMMANDx, AT+DATACUTx and AT+SEARCHx
770 +(((
771 +**0xAE 0F**   ~-~->  Set PAYVER field =  0x0F
772 +)))
643 643  
644 -These three commands are used to configure how the RS485-BL polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>path:#polling_485]].
645 645  
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"]]
646 646  
647 -* AT Command:
648 648  
649 -AT+COMMANDx: Configure RS485 read command to sensor.
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.
650 650  
651 -AT+DATACUTx: Configure how to handle return from RS485 devices.
780 +[[image:image-20220824145428-3.png||height="308" width="1200"]]
652 652  
653 -AT+SEARCHx: Configure search command
654 654  
783 +==== (% style="color:blue" %)**Set RS485 Sampling Commands**(%%) ====
655 655  
656 -* Downlink Payload:
657 657  
658 -0xAF downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
786 +(((
787 +AT+COMMANDx or AT+DATACUTx
788 +)))
659 659  
660 -Note: if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
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 +)))
661 661  
662 -Format: AF MM NN LL XX XX XX XX YY
794 +(((
795 +
796 +)))
663 663  
664 -Where:
798 +* (((
799 +(% style="color:#037691" %)**AT Command:**
800 +)))
665 665  
666 -* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
667 -* NN: 0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
668 -* LL: The length of AT+COMMAND or AT+DATACUT command
669 -* XX XX XX XX: AT+COMMAND or AT+DATACUT command
670 -* YY: If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-BL will execute an uplink after got this command.
802 +**AT+COMMANDx:    **Configure RS485 read command to sensor.
671 671  
672 -Example:
804 +**AT+DATACUTx:        **Configure how to handle return from RS485 devices.
673 673  
674 -**AF 03 01 06 0A 05 00 04 00 01 00**: Same as AT+COMMAND3=0A 05 00 04 00 01,1
675 675  
676 -**AF 03 02 06 10 01 05 06 09 0A 00**: Same as AT+DATACUT3=**16**,**1**,**5+6+9+10**
807 +* (((
808 +(% style="color:#037691" %)**Downlink Payload:**
809 +)))
677 677  
678 -**AF 03 02 06 0B 02 05 07 08 0A 00**: Same as AT+DATACUT3=**11**,**2**,**5~~7+8~~10**
811 +(((
812 +**0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
679 679  
814 +
815 +)))
680 680  
681 -0xAB downlink command can be used for set AT+SEARCHx
817 +(((
818 +(% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
682 682  
683 -Example: **AB aa 01 03 xx xx xx** (03 here means there are total 3 bytes after 03) So
820 +
821 +)))
684 684  
685 -* AB aa 01 03 xx xx xx  same as AT+SEARCHaa=1,xx xx xx
686 -* AB aa 02 03 xx xx xx 02 yy yy(03 means there are 3 bytes after 03, they are xx xx xx;02 means there are 2 bytes after 02, they are yy yy) so the commands
823 +(((
824 +Format: AF MM NN LL XX XX XX XX YY
825 +)))
687 687  
688 -**AB aa 02 03 xx xx xx 02 yy yy**  same as **AT+SEARCHaa=2,xx xx xx+yy yy**
827 +(((
828 +Where:
829 +)))
689 689  
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 +)))
690 690  
691 -==== Fast command to handle MODBUS device ====
847 +(((
848 +
692 692  
693 -AT+MBFUN is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].
850 +**Example:**
851 +)))
694 694  
695 -This command is valid since v1.3 firmware version
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 +)))
696 696  
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 +)))
697 697  
698 -AT+MBFUN has only two value:
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 +)))
699 699  
700 -* AT+MBFUN=1: Enable Modbus reading. And get response base on the MODBUS return
701 701  
702 -AT+MBFUN=1, device can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore.
703 703  
704 -* AT+MBFUN=0: Disable Modbus fast reading.
705 705  
706 -Example:
868 +==== (% style="color:blue" %)**Fast command to handle MODBUS device**(%%) ====
707 707  
708 -* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0).
709 -* AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
710 -* AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
711 711  
712 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.png]]
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 +)))
713 713  
875 +(((
876 +This command is valid since v1.3 firmware version
877 +)))
714 714  
715 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
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 +)))
716 716  
883 +(((
884 +
885 +)))
717 717  
718 -* Downlink Commands:
887 +(((
888 +**Example:**
889 +)))
719 719  
720 -A9 aa -à Same as AT+MBFUN=aa
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.
721 721  
900 +
901 +)))
722 722  
723 -==== RS485 command timeout ====
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" %)​
724 724  
725 -Some Modbus device has slow action to send replies. This command is used to configure the RS485-BL to use longer time to wait for their action.
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" %)​
726 726  
727 -Default value: 0, range:  0 ~~ 5 seconds
728 728  
729 729  
730 -* AT Command:
731 731  
732 -AT+CMDDLaa=hex(bb cc)
910 +==== (% style="color:blue" %)**RS485 command timeout**(%%) ====
733 733  
734 -Example:
735 735  
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 +)))
916 +
917 +(((
918 +Default value: 0, range:  0 ~~ 65 seconds
919 +)))
920 +
921 +* (((
922 +(% style="color:#037691" %)** AT Command:**
923 +
924 +**AT+CMDDLaa=hex(bb cc)*1000**
925 +)))
926 +
927 +(((
928 +
929 +
930 +**Example:**
931 +)))
932 +
933 +(((
736 736  **AT+CMDDL1=1000** to send the open time to 1000ms
935 +)))
737 737  
937 +(((
938 +
939 +)))
738 738  
739 -* Downlink Payload:
941 +* (((
942 +(% style="color:#037691" %)** Downlink Payload:**
943 +)))
740 740  
741 -0x AA aa bb cc
945 +(((
946 +**0x AA aa bb cc**
947 +)))
742 742  
743 -Same as: AT+CMDDLaa=hex(bb cc)
949 +(((
950 +Same as: AT+CMDDLaa=hex(bb cc)*1000
951 +)))
744 744  
745 - Example:
953 +(((
954 +**Example:**
955 +)))
746 746  
747 - 0xAA 01 03 E8  à Same as **AT+CMDDL1=1000 ms**
957 +(((
958 +**0xAA 01 00 01**  ~-~-> Same as  **AT+CMDDL1=1000 ms**
959 +)))
748 748  
749 749  
750 -==== [[Uplink>>path:#downlink_A8]] payload mode ====
962 +==== (% style="color:blue" %)**Uplink payload mode**(%%) ====
751 751  
964 +
965 +(((
752 752  Define to use one uplink or multiple uplinks for the sampling.
967 +)))
753 753  
754 -The use of this command please see: [[Compose Uplink payload>>path:#DataUP]]
969 +(((
970 +The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
755 755  
756 -* AT Command:
972 +
973 +)))
757 757  
758 -AT+DATAUP=0
975 +* (((
976 +(% style="color:#037691" %)** AT Command:**
759 759  
760 -AT+DATAUP=1
978 +**AT+DATAUP=0**
761 761  
980 +**AT+DATAUP=1**
762 762  
763 -* Downlink Payload:
982 +
983 +)))
764 764  
765 -0xAD 00   à Same as AT+DATAUP=0
985 +**0xAD 01 00 00 14**  **~-~->** Same as AT+DATAUP=1,20000 ~/~/(00 00 14 is 20 seconds)
766 766  
767 -0xAD 01   à Same as AT+DATAUP=1
987 +Each uplink is sent to the server at 20-second intervals when segmented.
768 768  
769 769  
770 -==== Manually trigger an Uplink ====
990 +* (((
991 +(% style="color:#037691" %)** Downlink Payload:**
992 +)))
771 771  
994 +**0xAD 00**  **~-~->** Same as AT+DATAUP=0
995 +
996 +**0xAD 01**  **~-~->** Same as AT+DATAUP=1  ~/~/Each uplink is sent to the server one after the other as it is segmented.
997 +
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 +(((
772 772  Ask device to send an uplink immediately.
1019 +)))
773 773  
774 -* Downlink Payload:
1021 +* (((
1022 +(% style="color:#037691" %)** AT Command:**
1023 +)))
775 775  
776 -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 +)))
777 777  
1029 +(((
1030 +
1031 +)))
778 778  
779 -==== Clear RS485 Command ====
1033 +* (((
1034 +(% style="color:#037691" %)** Downlink Payload:**
1035 +)))
780 780  
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 +(((
781 781  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
782 782  
1050 +
1051 +)))
783 783  
784 -* AT Command:
1053 +* (((
1054 +(% style="color:#037691" %)** AT Command:**
1055 +)))
785 785  
1057 +(((
786 786  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1059 +)))
787 787  
1061 +(((
788 788  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1063 +)))
789 789  
1065 +(((
790 790  Example screen shot after clear all RS485 commands. 
1067 +)))
791 791  
1069 +(((
1070 +
1071 +)))
792 792  
793 -
1073 +(((
794 794  The uplink screen shot is:
1075 +)))
795 795  
796 -[[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" %)​
797 797  
798 798  
799 -* Downlink Payload:
1080 +* (((
1081 +(% style="color:#037691" %)** Downlink Payload:**
1082 +)))
800 800  
801 -0x09 aa bb same as AT+CMDEAR=aa,bb
1084 +(((
1085 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
1086 +)))
802 802  
803 803  
804 -==== Set Serial Communication Parameters ====
805 805  
1090 +
1091 +==== (% style="color:blue" %)**Set Serial Communication Parameters**(%%) ====
1092 +
1093 +
1094 +(((
806 806  Set the Rs485 serial communication parameters:
807 807  
808 -* AT Command:
1097 +
1098 +)))
809 809  
810 -Set Baud Rate:
1100 +* (((
1101 +(% style="color:#037691" %)** AT Command:**
1102 +)))
811 811  
812 -AT+BAUDR=9600    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1104 +(((
1105 +* Set Baud Rate
1106 +)))
813 813  
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
814 814  
815 -Set UART parity
816 816  
817 -AT+PARITY=0    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1111 +(((
1112 +* Set UART Parity
1113 +)))
818 818  
1115 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
819 819  
820 -Set STOPBIT
821 821  
822 -AT+STOPBIT=0    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1118 +(((
1119 +* Set STOPBIT
1120 +)))
823 823  
1122 +**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
824 824  
825 -* Downlink Payload:
826 826  
827 -A7 01 aa bb: Same  AT+BAUDR=hex(aa bb)*100
828 828  
829 -Example:
1126 +* (((
1127 +(% style="color:#037691" %)** Downlink Payload:**
1128 +)))
830 830  
831 -* A7 01 00 60   same as AT+BAUDR=9600
832 -* A7 01 04 80  same as AT+BAUDR=115200
1130 +(((
1131 +**A7 01 aa bb**:  Same  AT+BAUDR=hex(aa bb)*100
1132 +)))
833 833  
834 -A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1134 +(((
1135 +**Example:**
1136 +)))
835 835  
836 -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 +)))
837 837  
1145 +(((
1146 +A7 02 aa:  Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1147 +)))
838 838  
839 -==== Control output power duration ====
1149 +(((
1150 +A7 03 aa:  Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1151 +)))
840 840  
841 -User can set the output power duration before each sampling.
842 842  
843 -* AT Command:
1154 +==== (% style="color:blue" %)**Encrypted payload**(%%) ====
844 844  
845 -Example:
1156 +(((
1157 +
1158 +)))
846 846  
847 -AT+3V3T=1000 ~/~/ 3V3 output power will open 1s before each sampling.
1160 +* (((
1161 +(% style="color:#037691" %)** AT Command:**
1162 +)))
848 848  
849 -AT+5VT=1000 ~/~/ +5V output power will open 1s before each sampling.
1164 +**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
850 850  
1166 +**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
851 851  
852 -* LoRaWAN Downlink Command:
853 853  
854 -07 01 aa b Same as AT+5VT=(aa bb)
1169 +==== (% style="color:blue" %)**Get sensor value**(%%) ====
855 855  
856 -07 02 aa bb  Same as AT+3V3T=(aa bb)
857 857  
1172 +* (((
1173 +(% style="color:#037691" %)** AT Command:**
1174 +)))
858 858  
1176 +**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
859 859  
1178 +**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
860 860  
861 -1.
862 -11. Buttons
863 863  
864 -|**Button**|**Feature**
865 -|**RST**|Reboot RS485-BL
1181 +==== (% style="color:blue" %)**Resets the downlink packet count**(%%) ====
866 866  
867 -1.
868 -11. +3V3 Output
869 869  
870 -RS485-BL has a Controllable +3V3 output, user can use this output to power external sensor.
1184 +* (((
1185 +(% style="color:#037691" %)** AT Command:**
1186 +)))
871 871  
872 -The +3V3 output will be valid for every sampling. RS485-BL will enable +3V3 output before all sampling and disable the +3V3 after all sampling. 
1188 +**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)
873 873  
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.
874 874  
875 -The +3V3 output time can be controlled by AT Command.
876 876  
877 -**AT+3V3T=1000**
1193 +==== (% style="color:blue" %)**When the limit bytes are exceeded, upload in batches**(%%) ====
878 878  
879 -Means set +3v3 valid time to have 1000ms. So, the real +3v3 output will actually have 1000ms + sampling time for other sensors.
880 880  
1196 +* (((
1197 +(% style="color:#037691" %)** AT Command:**
1198 +)))
881 881  
882 -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)
883 883  
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.
884 884  
885 -1.
886 -11. +5V Output
887 887  
888 -RS485-BL has a Controllable +5V output, user can use this output to power external sensor.
1205 +* (((
1206 +(% style="color:#037691" %)** Downlink Payload:**
1207 +)))
889 889  
890 -The +5V output will be valid for every sampling. RS485-BL will enable +5V output before all sampling and disable the +5v after all sampling. 
1209 +**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
891 891  
892 892  
893 -The 5V output time can be controlled by AT Command.
1212 +==== (% style="color:blue" %)** Copy downlink to uplink **(%%) ====
894 894  
895 -**AT+5VT=1000**
896 896  
897 -Means set 5V valid time to have 1000ms. So, the real 5V output will actually have 1000ms + sampling time for other sensors.
1215 +* (((
1216 +(% style="color:#037691" %)** AT Command:**
1217 +)))
898 898  
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.
899 899  
900 -By default, the AT+5VT=0. If the external sensor which require 5v and require more time to get stable state, user can use this command to increase the power ON duration for this sensor.
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.
901 901  
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"]]
902 902  
1225 +For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
903 903  
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"]]
904 904  
905 -1.
906 -11. LEDs
1229 +For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
907 907  
908 -|**LEDs**|**Feature**
909 -|**LED1**|Blink when device transmit a packet.
910 910  
911 -1.
912 -11. Switch Jumper
1232 +==== (% style="color:blue" %)**Query version number and frequency band 、TDC**(%%) ====
913 913  
914 -|**Switch Jumper**|**Feature**
915 -|**SW1**|(((
916 -ISP position: Upgrade firmware via UART
917 917  
918 -Flash position: Configure device, check running status.
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.
919 919  )))
920 -|**SW2**|(((
921 -5V position: set to compatible with 5v I/O.
922 922  
923 -3.3v position: set to compatible with 3.3v I/O.,
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 +==== ====
1246 +
1247 +==== (% style="color:blue" %)** Monitor RS485 communication of other devices**(%%) ====
1248 +
1249 +
1250 +* (((
1251 +(% style="color:#037691" %)** AT Command:**
924 924  )))
925 925  
926 -+3.3V: is always ON
1254 +**~ ​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.
927 927  
928 -+5V: Only open before every sampling. The time is by default, it is AT+5VT=0.  Max open time. 5000 ms.
1256 +**~ ​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.
929 929  
930 -1. Case Study
1258 + **AT+RXMODE=0,0  ** ~/~/Disable this mode (default)
931 931  
932 -User can check this URL for some case studies.
933 933  
934 -[[http:~~/~~/wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS>>url:http://wiki.dragino.com/index.php?title=APP_RS485_COMMUNICATE_WITH_SENSORS]]
1261 +* (((
1262 +(% style="color:#037691" %)**Downlink Payload:**
1263 +)))
935 935  
1265 +**A6 aa bb bb                   ** ~/~/same as AT+RXMODE=aa,bb
936 936  
1267 +[[image:image-20220824144240-1.png]]
937 937  
938 938  
939 -1. Use AT Command
940 -11. Access AT Command
941 941  
942 -RS485-BL supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-BL to use AT command, as below.
1271 +== 3.6 Listening mode for RS485 network ==
943 943  
944 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
945 945  
1274 +(((
1275 +This feature support since firmware v1.4
1276 +)))
946 946  
947 -In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console of RS485-BL. The default password is 123456. Below is the output for reference:
1278 +(((
1279 +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.
948 948  
949 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1281 +
1282 +)))
950 950  
1284 +(% 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" %)​
951 951  
1286 +(((
1287 +To enable the listening mode, use can run the command AT+RXMODE.
1288 +)))
952 952  
953 -More detail AT Command manual can be found at [[AT Command Manual>>path:#AT_COMMAND]]
1290 +(((
1291 +
1292 +)))
954 954  
1294 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1295 +|=(% style="width: 100px;" %)(((
1296 +**Command example**
1297 +)))|=(% style="width: 400px;" %)(((
1298 +**Function**
1299 +)))
1300 +|(% style="width:100px" %)(((
1301 +AT+RXMODE=1,10
1302 +)))|(% style="width:400px" %)(((
1303 +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.
1304 +)))
1305 +|(% style="width:100px" %)(((
1306 +AT+RXMODE=2,500
1307 +)))|(% style="width:400px" %)(((
1308 +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
1309 +)))
1310 +|(% style="width:100px" %)(((
1311 +AT+RXMODE=0,0
1312 +)))|(% style="width:400px" %)(((
1313 +Disable listening mode. This is the default settings.
1314 +)))
1315 +|(% style="width:100px" %)(((
1316 +
1317 +)))|(% style="width:400px" %)(((
1318 +A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1319 +)))
955 955  
1321 +(((
1322 +(% style="color:#037691" %)** Downlink Command:**
1323 +)))
956 956  
957 -1.
958 -11. Common AT Command Sequence
959 -111. Multi-channel ABP mode (Use with SX1301/LG308)
1325 +(((
1326 +**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1327 +)))
960 960  
961 -If device has not joined network yet:
1329 +(((
1330 +
1331 +)))
962 962  
963 -AT+FDR
1333 +(((
1334 +**Example**:
1335 +)))
964 964  
965 -AT+NJM=0
1337 +(((
1338 +The RS485-LN is set to AT+RXMODE=2,1000
1339 +)))
966 966  
967 -ATZ
1341 +(((
1342 +There is a two Modbus commands in the RS485 network as below:
1343 +)))
968 968  
1345 +(((
1346 +The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1347 +)))
969 969  
970 -If device already joined network:
1349 +(((
1350 +And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1351 +)))
971 971  
972 -AT+NJM=0
1353 +(((
1354 +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
1355 +)))
973 973  
974 -ATZ
1357 +(((
1358 +(% 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" %)​
1359 +)))
975 975  
976 -1.
977 -11.
978 -111. Single-channel ABP mode (Use with LG01/LG02)
1361 +(((
1362 +
1363 +)))
979 979  
980 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1365 +(((
1366 +(((
1367 +(% 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.**
1368 +)))
1369 +)))
981 981  
982 -AT+NJM=0 Set to ABP mode
983 983  
984 -AT+ADR=0 Set the Adaptive Data Rate Off
985 985  
986 -AT+DR= Set Data Rate
1373 +== 3.7 Buttons ==
987 987  
988 -AT+TDC=60000  Set transmit interval to 60 seconds
989 989  
990 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1376 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1377 +|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1378 +|(% 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**
1379 +|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1380 +|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
991 991  
992 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1382 +== 3.8 LEDs ==
993 993  
994 -AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
995 995  
996 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1385 +(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1386 +|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1387 +|**PWR**|Always on if there is power
1388 +|**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.
997 997  
998 -ATZ          Reset MCU
1390 += 4. Case Study =
999 999  
1000 -**Note:**
1001 1001  
1002 -1. Make sure the device is set to ABP mode in the IoT Server.
1003 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1004 -1. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1005 -1. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1393 +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]]
1006 1006  
1007 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1008 1008  
1009 1009  
1010 -1. FAQ
1011 -11. How to upgrade the image?
1397 += 5. Use AT Command =
1012 1012  
1013 -The RS485-BL LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-BL to:
1014 1014  
1015 -* Support new features
1016 -* For bug fix
1017 -* Change LoRaWAN bands.
1400 +== 5.1 Access AT Command ==
1018 1018  
1019 -Below shows the hardware connection for how to upload an image to RS485-BL:
1020 1020  
1021 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1403 +(((
1404 +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.
1405 +)))
1022 1022  
1023 -**Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1407 +(% 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" %)​
1024 1024  
1025 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1026 1026  
1027 -**Step3: **Open flashloader; choose the correct COM port to update.
1410 +(((
1411 +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:
1412 +)))
1028 1028  
1414 +(% 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" %)​
1029 1029  
1030 -|(((
1031 -HOLD PRO then press the RST button, SYS will be ON, then click next
1416 +
1417 +(((
1418 +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/]]
1032 1032  )))
1033 1033  
1034 -|(((
1035 -Board detected
1421 +
1422 +
1423 +== 5.2 Common AT Command Sequence ==
1424 +
1425 +
1426 +=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1427 +
1428 +
1429 +If device has not joined network yet:
1430 +
1431 +* (% style="color:#037691" %)**AT+FDR**
1432 +* (% style="color:#037691" %)**AT+NJM=0**
1433 +* (% style="color:#037691" %)**ATZ**
1434 +
1435 +(((
1436 +
1437 +
1438 +If device already joined network:
1439 +
1440 +* (% style="color:#037691" %)**AT+NJM=0**
1441 +* (% style="color:#037691" %)**ATZ**
1442 +
1443 +
1036 1036  )))
1037 1037  
1038 -|(((
1446 +
1447 +
1448 +=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
1449 +
1450 +
1451 +(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
1452 +
1453 +(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%) Set to ABP mode
1454 +
1455 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) Set the Adaptive Data Rate Off
1456 +
1457 +(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%) Set Data Rate
1458 +
1459 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1460 +
1461 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%)  Set transmit frequency to 868.4Mhz
1462 +
1463 +(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1464 +
1465 +(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
1466 +
1467 +(% 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.
1468 +
1469 +(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
1470 +
1471 +
1472 +(% style="color:red" %)**Note:**
1473 +
1474 +(((
1475 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1476 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1477 +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.
1478 +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
1479 +
1039 1039  
1040 1040  )))
1041 1041  
1042 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]]
1483 +(% 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" %)​
1043 1043  
1044 1044  
1045 1045  
1046 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]]
1487 += 6. FAQ =
1047 1047  
1048 1048  
1049 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]]
1490 +== 6.1 How to upgrade the image? ==
1050 1050  
1051 1051  
1052 -1.
1053 -11. How to change the LoRa Frequency Bands/Region?
1493 +(((
1494 +The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1495 +)))
1054 1054  
1055 -User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1497 +* (((
1498 +Support new features
1499 +)))
1500 +* (((
1501 +For bug fix
1502 +)))
1503 +* (((
1504 +Change LoRaWAN bands.
1505 +)))
1056 1056  
1507 +(((
1508 +Below shows the hardware connection for how to upload an image to RS485-LN:
1509 +)))
1057 1057  
1511 +(% 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"]]
1058 1058  
1059 -1.
1060 -11. How many RS485-Slave can RS485-BL connects?
1513 +(% title="Click and drag to resize" %)​
1061 1061  
1062 -The RS485-BL can support max 32 RS485 devices. Each uplink command of RS485-BL can support max 16 different RS485 command. So RS485-BL can support max 16 RS485 devices pre-program in the device for uplink. For other devices no pre-program, user can use the [[downlink message (type code 0xA8) to poll their info>>path:#downlink_A8]].
1515 +(((
1516 +(% 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]].
1517 +)))
1063 1063  
1519 +(((
1520 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACP33wo_ZQLsxW2MJ70oUoba/RS485-LN/Firmware?dl=0&subfolder_nav_tracking=1]].
1521 +)))
1064 1064  
1523 +(((
1524 +(% style="color:blue" %)**Step3**(%%)**: **Open flashloader; choose the correct COM port to update.
1525 +)))
1065 1065  
1527 +(((
1528 +(((
1529 +(((
1530 +(% 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.
1531 +)))
1532 +)))
1533 +)))
1066 1066  
1067 -1. Trouble Shooting     
1068 -11. Downlink doesn’t work, how to solve it?
1069 1069  
1070 -Please see this link for debug:
1536 +(% 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" %)​
1071 1071  
1072 -[[http:~~/~~/wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug>>url:http://wiki.dragino.com/index.php?title=Main_Page#LoRaWAN_Communication_Debug]] 
1073 1073  
1539 +(% aria-label="image-20220602175848-13.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175848-13.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1074 1074  
1075 1075  
1076 -1.
1077 -11. Why I can’t join TTN V3 in US915 /AU915 bands?
1542 +(% aria-label="image-20220602175912-14.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602175912-14.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1078 1078  
1079 -It might about the channels mapping. Please see for detail.
1080 1080  
1081 -[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
1545 +(% 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:**
1082 1082  
1547 +(% 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" %)​
1083 1083  
1084 1084  
1085 -1. Order Info
1086 1086  
1087 -**Part Number: RS485-BL-XXX**
1551 +== 6.2 How to change the LoRa Frequency Bands/Region? ==
1088 1088  
1089 -**XXX:**
1090 1090  
1091 -* **EU433**: frequency bands EU433
1092 -* **EU868**: frequency bands EU868
1093 -* **KR920**: frequency bands KR920
1094 -* **CN470**: frequency bands CN470
1095 -* **AS923**: frequency bands AS923
1096 -* **AU915**: frequency bands AU915
1097 -* **US915**: frequency bands US915
1098 -* **IN865**: frequency bands IN865
1099 -* **RU864**: frequency bands RU864
1100 -* **KZ865: **frequency bands KZ865
1554 +User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1101 1101  
1102 -1. Packing Info
1103 1103  
1557 +
1558 +== 6.3 How many RS485-Slave can RS485-LN connects? ==
1559 +
1560 +
1561 +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"]].
1562 +
1563 +
1564 +
1565 +== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1566 +
1567 +
1568 +When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1569 +
1570 +Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1571 +
1572 +
1573 +
1574 +== 6.5 Can i use point to point communication for RS485-LN? ==
1575 +
1576 +
1577 +Yes, please refer [[Point to Point Communication for RS485-LN>>Point to Point Communication for RS485-LN]].
1578 +
1579 +
1580 +
1581 +== 6.6 How to Use RS485-LN  to connect to RS232 devices? ==
1582 +
1583 +
1584 +[[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/]]
1585 +
1586 +
1587 +
1588 += 7. Trouble Shooting =
1589 +
1590 +
1591 +== 7.1 Downlink doesn't work, how to solve it? ==
1592 +
1593 +
1594 +Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1595 +
1596 +
1597 +
1598 +== 7.2 Why I can't join TTN V3 in US915 /AU915 bands? ==
1599 +
1600 +
1601 +It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1602 +
1603 +
1604 +
1605 += 8. Order Info =
1606 +
1607 +
1608 +(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1609 +
1610 +(% style="color:blue" %)**XXX:**
1611 +
1612 +* (% style="color:red" %)**EU433**(%%):  frequency bands EU433
1613 +* (% style="color:red" %)**EU868**(%%):  frequency bands EU868
1614 +* (% style="color:red" %)**KR920**(%%):  frequency bands KR920
1615 +* (% style="color:red" %)**CN470**(%%):  frequency bands CN470
1616 +* (% style="color:red" %)**AS923**(%%):  frequency bands AS923
1617 +* (% style="color:red" %)**AU915**(%%):  frequency bands AU915
1618 +* (% style="color:red" %)**US915**(%%):  frequency bands US915
1619 +* (% style="color:red" %)**IN865**(%%):  frequency bands IN865
1620 +* (% style="color:red" %)**RU864**(%%):  frequency bands RU864
1621 +* (% style="color:red" %)**KZ865**(%%):  frequency bands KZ865
1622 +
1623 += 9.Packing Info =
1624 +
1625 +
1104 1104  **Package Includes**:
1105 1105  
1106 -* RS485-BL x 1
1628 +* RS485-LN x 1
1107 1107  * Stick Antenna for LoRa RF part x 1
1108 1108  * Program cable x 1
1109 1109  
... ... @@ -1114,9 +1114,68 @@
1114 1114  * Package Size / pcs : 14.5 x 8 x 5 cm
1115 1115  * Weight / pcs : 170g
1116 1116  
1117 -1. Support
1639 += 10. FCC Caution for RS485LN-US915 =
1118 1118  
1119 -* Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
1120 -* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to
1121 1121  
1122 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1642 +(((
1643 +Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1644 +)))
1645 +
1646 +(((
1647 +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.
1648 +)))
1649 +
1650 +(((
1651 +
1652 +)))
1653 +
1654 +(((
1655 +(% style="color:red" %)**IMPORTANT NOTE:**
1656 +)))
1657 +
1658 +(((
1659 +(% 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:
1660 +)))
1661 +
1662 +(((
1663 +—Reorient or relocate the receiving antenna.
1664 +)))
1665 +
1666 +(((
1667 +—Increase the separation between the equipment and receiver.
1668 +)))
1669 +
1670 +(((
1671 +—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1672 +)))
1673 +
1674 +(((
1675 +—Consult the dealer or an experienced radio/TV technician for help.
1676 +)))
1677 +
1678 +(((
1679 +
1680 +)))
1681 +
1682 +(((
1683 +(% style="color:red" %)**FCC Radiation Exposure Statement:**
1684 +)))
1685 +
1686 +(((
1687 +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.
1688 +)))
1689 +
1690 +
1691 +
1692 += 11. Support =
1693 +
1694 +
1695 +* (((
1696 +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.
1697 +)))
1698 +* (((
1699 +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]].
1700 +
1701 +
1702 +
1703 +)))
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