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1 -RS485-LN – RS485 to LoRaWAN Converter User Manual
1 +RS485-LN – RS485 to LoRaWAN Converter
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3 -(% data-widget="image" style="text-align:center" %)
4 -[[image:1653266934636-343.png||height="385" width="385"]](% title="Click and drag to resize" %)​
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2 +[[image:1653266934636-343.png||height="385" width="385"]]
5 5  
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 -)))
8 8  
9 9  
6 +**RS485-LN – RS485 to LoRaWAN Converter User Manual**
10 10  
11 11  
12 -
13 -
14 -
15 15  **Table of Contents:**
16 16  
17 -(% aria-label="macro:toc widget" contenteditable="false" role="region" tabindex="-1" %)
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21 -(% class="macro-placeholder hidden" %)
22 -(((
23 -macro:toc
24 -)))
25 25  
26 -* [[1.Introduction>>doc:null||anchor="H1.Introduction"]]
27 -** [[1.1 What is RS485-LN RS485 to LoRaWAN Converter>>doc:null||anchor="H1.1A0WhatisRS485-LNRS485toLoRaWANConverter"]]
28 -** [[1.2 Specifications>>doc:null||anchor="H1.2A0Specifications"]]
29 -** [[1.3 Features>>doc:null||anchor="H1.3Features"]]
30 -** [[1.4 Applications>>doc:null||anchor="H1.4A0Applications"]]
31 -** [[1.5 Firmware Change log>>doc:null||anchor="H1.5A0FirmwareChangelog"]]
32 -** [[1.6 Hardware Change log>>doc:null||anchor="H1.6HardwareChangelog"]]
33 -* [[2. Power ON Device>>doc:null||anchor="H2.PowerONDevice"]]
34 -* [[3. Operation Mode>>doc:null||anchor="H3.A0OperationMode"]]
35 -** [[3.1 How it works?>>doc:null||anchor="H3.1Howitworks3F"]]
36 -** [[3.2 Example to join LoRaWAN network>>doc:null||anchor="H3.2ExampletojoinLoRaWANnetwork"]]
37 -** [[3.3 Configure Commands to read data>>doc:null||anchor="H3.3ConfigureCommandstoreaddata"]]
38 -*** [[3.3.1 onfigure UART settings for RS485 or TTL communication>>doc:null||anchor="H3.3.1onfigureUARTsettingsforRS485orTTLcommunication"]]
39 -*** [[3.3.2 Configure sensors>>doc:null||anchor="H3.3.2Configuresensors"]]
40 -*** [[3.3.3 Configure read commands for each sampling>>doc:null||anchor="H3.3.3Configurereadcommandsforeachsampling"]]
41 -*** [[3.3.4 Compose the uplink payload>>doc:null||anchor="H3.3.4Composetheuplinkpayload"]]
42 -*** [[3.3.5 Uplink on demand>>doc:null||anchor="H3.3.5Uplinkondemand"]]
43 -*** [[3.3.6 Uplink on Interrupt>>doc:null||anchor="H3.3.6UplinkonInterrupt"]]
44 -** [[3.4 Uplink Payload>>doc:null||anchor="H3.4UplinkPayload"]]
45 -** [[3.5 Configure RS485-BL via AT or Downlink>>doc:null||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]]
46 -*** [[3.5.1 Common Commands>>doc:null||anchor="H3.5.1CommonCommands"]]
47 -*** [[3.5.2 Sensor related commands>>doc:null||anchor="H3.5.2Sensorrelatedcommands"]]
48 -*** [[3.5.3 Sensor related commands>>doc:null||anchor="H3.5.3A0Sensorrelatedcommands"]]
49 -**** [[RS485 Debug Command>>doc:null||anchor="HRS485DebugCommand"]]
50 -**** [[Set Payload version>>doc:null||anchor="HSetPayloadversion"]]
51 -**** [[Set RS485 Sampling Commands>>doc:null||anchor="HSetRS485SamplingCommands"]]
52 -**** [[Fast command to handle MODBUS device>>doc:null||anchor="HFastcommandtohandleMODBUSdevice"]]
53 -**** [[RS485 command timeout>>doc:null||anchor="HRS485commandtimeout"]]
54 -**** [[Uplink payload mode>>doc:null||anchor="HUplinkpayloadmode"]]
55 -**** [[Manually trigger an Uplink>>doc:null||anchor="HManuallytriggeranUplink"]]
56 -**** [[Clear RS485 Command>>doc:null||anchor="HClearRS485Command"]]
57 -**** [[Set Serial Communication Parameters>>doc:null||anchor="HSetSerialCommunicationParameters"]]
58 -** [[3.6 Listening mode for RS485 network>>doc:null||anchor="H3.6A0ListeningmodeforRS485network"]]
59 -** [[3.7 Buttons>>doc:null||anchor="H3.7Buttons"]]
60 -** [[3.8 LEDs>>doc:null||anchor="H3.8LEDs"]]
61 -* [[4. Case Study>>doc:null||anchor="H4.CaseStudy"]]
62 -* [[5. Use AT Command>>doc:null||anchor="H5.UseATCommand"]]
63 -** [[5.1 Access AT Command>>doc:null||anchor="H5.1AccessATCommand"]]
64 -** [[5.2 Common AT Command Sequence>>doc:null||anchor="H5.2CommonATCommandSequence"]]
65 -*** [[5.2.1 Multi-channel ABP mode (Use with SX1301/LG308)>>doc:null||anchor="H5.2.1Multi-channelABPmode28UsewithSX13012FLG30829"]]
66 -*** [[5.5.2 Single-channel ABP mode (Use with LG01/LG02)>>doc:null||anchor="H5.5.2Single-channelABPmode28UsewithLG012FLG0229"]]
67 -* [[6. FAQ>>doc:null||anchor="H6.FAQ"]]
68 -** [[6.1 How to upgrade the image?>>doc:null||anchor="H6.1Howtoupgradetheimage3F"]]
69 -** [[6.2 How to change the LoRa Frequency Bands/Region?>>doc:null||anchor="H6.2HowtochangetheLoRaFrequencyBands2FRegion3F"]]
70 -** [[6.3 How many RS485-Slave can RS485-BL connects?>>doc:null||anchor="H6.3HowmanyRS485-SlavecanRS485-BLconnects3F"]]
71 -** [[6.4 Compatible question to ChirpStack and TTI LoRaWAN server ?>>doc:null||anchor="H6.4CompatiblequestiontoChirpStackandTTILoRaWANserver3F"]]
72 -* [[7. Trouble Shooting>>doc:null||anchor="H7.TroubleShooting"]]
73 -** [[7.1 Downlink doesn’t work, how to solve it?>>doc:null||anchor="H7.1Downlinkdoesn2019twork2Chowtosolveit3F"]]
74 -** [[7.2 Why I can’t join TTN V3 in US915 /AU915 bands?>>doc:null||anchor="H7.2WhyIcan2019tjoinTTNV3inUS9152FAU915bands3F"]]
75 -* [[8. Order Info>>doc:null||anchor="H8.OrderInfo"]]
76 -* [[9.Packing Info>>doc:null||anchor="H9.PackingInfo"]]
77 -* [[10. FCC Caution for RS485LN-US915>>doc:null||anchor="H10.FCCCautionforRS485LN-US915"]]
78 -* [[11. Support>>doc:null||anchor="H11.Support"]]
79 -)))
80 80  
81 -(% 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"]]
82 -)))
83 83  
84 84  
85 -
86 -
87 -
88 -
89 -
90 90  = 1.Introduction =
91 91  
92 92  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
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93 93  
94 94  (((
95 95  (((
96 -(((
97 -
98 -
99 99  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.
100 100  )))
101 -)))
102 102  
103 103  (((
104 -(((
105 105  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.
106 106  )))
107 -)))
108 108  
109 109  (((
110 -(((
111 111  (% 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.
112 112  )))
113 -)))
114 114  
115 115  (((
116 -(((
117 117  (% 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.
118 -)))
119 119  
120 -(((
121 121  (% 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]]
122 -
123 -
124 124  )))
125 125  )))
126 -)))
127 127  
128 -(% 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" %)​
39 +[[image:1653267211009-519.png||height="419" width="724"]]
129 129  
130 130  
131 131  == 1.2 Specifications ==
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139 139  ** Idle: 32mA@12v
140 140  ** 20dB Transmit: 65mA@12v
141 141  
142 -
143 143  **Interface for Model:**
144 144  
145 145  * RS485
146 146  * Power Input 7~~ 24V DC. 
147 147  
148 -
149 149  **LoRa Spec:**
150 150  
151 151  * Frequency Range:
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165 165  * Preamble detection.
166 166  * 127 dB Dynamic Range RSSI.
167 167  * Automatic RF Sense and CAD with ultra-fast AFC.
168 -* Packet engine up to 256 bytes with CRC
77 +* Packet engine up to 256 bytes with CRC.
169 169  
170 -
171 -
172 172  == 1.3 Features ==
173 173  
174 174  * LoRaWAN Class A & Class C protocol (default Class C)
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180 180  * Support Modbus protocol
181 181  * Support Interrupt uplink (Since hardware version v1.2)
182 182  
183 -
184 -
185 185  == 1.4 Applications ==
186 186  
187 187  * Smart Buildings & Home Automation
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191 191  * Smart Cities
192 192  * Smart Factory
193 193  
194 -
195 -
196 196  == 1.5 Firmware Change log ==
197 197  
198 198  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
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202 202  
203 203  (((
204 204  (((
205 -(((
206 206  v1.2: Add External Interrupt Pin.
207 -)))
208 208  
209 -(((
210 210  v1.0: Release
211 -)))
212 212  
213 213  
214 214  )))
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226 226  Once there is power, the RS485-LN will be on.
227 227  )))
228 228  
229 -(% 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" %)​
128 +[[image:1653268091319-405.png]]
230 230  
231 231  
232 232  )))
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236 236  == 3.1 How it works? ==
237 237  
238 238  (((
239 -(((
240 240  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.
241 -)))
242 242  
243 243  
244 244  )))
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247 247  
248 248  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. 
249 249  
250 -(% aria-label="1653268155545-638.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268155545-638.png||data-widget="image" height="334" width="724"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
147 +[[image:1653268155545-638.png||height="334" width="724"]]
251 251  
252 252  
253 253  (((
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259 259  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
260 260  )))
261 261  
262 -(% aria-label="1653268227651-549.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1653268227651-549.png||data-widget="image" height="592" width="720"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
159 +[[image:1653268227651-549.png||height="592" width="720"]]
263 263  
264 -
265 265  (((
266 -The LG308 is already set to connect to [[TTN V3 network >>path:https://www.thethingsnetwork.org/]]. So what we need to now is only configure the TTN V3:
162 +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:
267 267  )))
268 268  
269 269  (((
270 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN V3 with the OTAA keys from RS485-LN.
166 +**Step 1**: Create a device in TTN V3 with the OTAA keys from RS485-LN.
271 271  )))
272 272  
273 273  (((
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275 275  )))
276 276  )))
277 277  
278 -(% aria-label="1652953462722-299.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1652953462722-299.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
174 +[[image:1652953462722-299.png]]
279 279  
280 -
281 281  (((
282 282  (((
283 283  User can enter this key in their LoRaWAN Server portal. Below is TTN V3 screen shot:
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284 284  )))
285 285  
286 286  (((
287 -**Add APP EUI in the application.**
182 +Add APP EUI in the application.
288 288  )))
289 289  )))
290 290  
291 -(% aria-label="image-20220519174512-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-1.png||data-widget="image"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
186 +[[image:image-20220519174512-1.png]]
292 292  
293 -(% 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:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
188 +[[image:image-20220519174512-2.png||height="323" width="720"]]
294 294  
295 -(% 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:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
190 +[[image:image-20220519174512-3.png||height="556" width="724"]]
296 296  
297 -(% aria-label="image-20220519174512-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220519174512-4.png||data-widget="image"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
192 +[[image:image-20220519174512-4.png]]
298 298  
299 299  You can also choose to create the device manually.
300 300  
301 -(% 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:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
196 +[[image:1652953542269-423.png||height="710" width="723"]]
302 302  
198 +Add APP KEY and DEV EUI
303 303  
200 +[[image:1652953553383-907.png||height="514" width="724"]]
304 304  
305 -**Add APP KEY and DEV EUI**
306 306  
307 -(% 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:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
308 -
309 -
310 310  (((
311 -(% style="color:blue" %)**Step 2**(%%): Power on RS485-LN and it will auto join to the TTN V3 network. After join success, it will start to upload message to TTN V3 and user can see in the panel.
204 +**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.
312 312  )))
313 313  
314 -(% 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:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
207 +[[image:1652953568895-172.png||height="232" width="724"]]
315 315  
316 316  
317 317  == 3.3 Configure Commands to read data ==
... ... @@ -318,15 +318,11 @@
318 318  
319 319  (((
320 320  (((
321 -(((
322 -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-BLviaATorDownlink"]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
214 +There are plenty of RS485 devices in the market and each device has different command to read the valid data. To support these devices in flexible, RS485-LN supports flexible command set. User can use [[AT Commands>>path:#AT_COMMAND]] or LoRaWAN Downlink Command to configure what commands RS485-LN should send for each sampling and how to handle the return from RS485 devices.
323 323  )))
324 -)))
325 325  
326 326  (((
327 -(((
328 328  (% 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
329 -)))
330 330  
331 331  
332 332  )))
... ... @@ -336,19 +336,19 @@
336 336  
337 337  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:
338 338  
339 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
340 -|=(% style="width: 110px;" %)(((
228 +(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
229 +|(% style="width:128px" %)(((
341 341  **AT Commands**
342 -)))|=(% style="width: 190px;" %)(((
231 +)))|(% style="width:305px" %)(((
343 343  **Description**
344 -)))|=(% style="width: 190px;" %)(((
233 +)))|(% style="width:346px" %)(((
345 345  **Example**
346 346  )))
347 -|(% style="width:110px" %)(((
236 +|(% style="width:128px" %)(((
348 348  AT+BAUDR
349 -)))|(% style="width:190px" %)(((
238 +)))|(% style="width:305px" %)(((
350 350  Set the baud rate (for RS485 connection). Default Value is: 9600.
351 -)))|(% style="width:190px" %)(((
240 +)))|(% style="width:346px" %)(((
352 352  (((
353 353  AT+BAUDR=9600
354 354  )))
... ... @@ -357,11 +357,11 @@
357 357  Options: (1200,2400,4800,14400,19200,115200)
358 358  )))
359 359  )))
360 -|(% style="width:110px" %)(((
249 +|(% style="width:128px" %)(((
361 361  AT+PARITY
362 -)))|(% style="width:190px" %)(((
251 +)))|(% style="width:305px" %)(((
363 363  Set UART parity (for RS485 connection)
364 -)))|(% style="width:190px" %)(((
253 +)))|(% style="width:346px" %)(((
365 365  (((
366 366  AT+PARITY=0
367 367  )))
... ... @@ -370,9 +370,9 @@
370 370  Option: 0: no parity, 1: odd parity, 2: even parity
371 371  )))
372 372  )))
373 -|(% style="width:110px" %)(((
262 +|(% style="width:128px" %)(((
374 374  AT+STOPBIT
375 -)))|(% style="width:190px" %)(((
264 +)))|(% style="width:305px" %)(((
376 376  (((
377 377  Set serial stopbit (for RS485 connection)
378 378  )))
... ... @@ -380,7 +380,7 @@
380 380  (((
381 381  
382 382  )))
383 -)))|(% style="width:190px" %)(((
272 +)))|(% style="width:346px" %)(((
384 384  (((
385 385  AT+STOPBIT=0 for 1bit
386 386  )))
... ... @@ -394,9 +394,6 @@
394 394  )))
395 395  )))
396 396  
397 -
398 -
399 -
400 400  === 3.3.2 Configure sensors ===
401 401  
402 402  (((
... ... @@ -405,25 +405,16 @@
405 405  )))
406 406  )))
407 407  
408 -(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
409 -|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
410 -|AT+CFGDEV|(% style="width:110px" %)(((
411 -(((
294 +(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
295 +|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
296 +|AT+CFGDEV|(% style="width:418px" %)(((
412 412  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
413 -)))
414 414  
415 -(((
416 416  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
417 -)))
418 418  
419 -(((
420 420  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
421 -)))
422 -)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
302 +)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
423 423  
424 -
425 -
426 -
427 427  === 3.3.3 Configure read commands for each sampling ===
428 428  
429 429  (((
... ... @@ -469,8 +469,8 @@
469 469  
470 470  **AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
471 471  
472 -(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
473 -|(% style="width:510px" %)(((
349 +(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
350 +|(% style="width:722px" %)(((
474 474  **AT+DATACUTx=a,b,c**
475 475  
476 476  * **a: length for the return of AT+COMMAND**
... ... @@ -482,19 +482,18 @@
482 482  
483 483  * Grab bytes:
484 484  
485 -(% aria-label="image-20220602153621-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-1.png||data-widget="image"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
362 +[[image:image-20220602153621-1.png]]
486 486  
487 487  
488 488  * Grab a section.
489 489  
490 -(% aria-label="image-20220602153621-2.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602153621-2.png||data-widget="image"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
367 +[[image:image-20220602153621-2.png]]
491 491  
492 492  
493 493  * Grab different sections.
494 494  
495 -(% 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" %)​
372 +[[image:image-20220602153621-3.png]]
496 496  
497 -
498 498  
499 499  )))
500 500  
... ... @@ -528,7 +528,7 @@
528 528  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
529 529  )))
530 530  
531 -(% 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:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
407 +[[image:1653269759169-150.png||height="513" width="716"]]
532 532  
533 533  
534 534  (% style="color:#037691" %)**Examples: AT+DATAUP=1**
... ... @@ -540,13 +540,12 @@
540 540  
541 541  (% style="color:#4f81bd" %)**Battery Info+PAYVER + PAYLOAD COUNT + PAYLOAD# + DATA**
542 542  
543 -
544 544  1. PAYVER: Defined by AT+PAYVER
545 545  1. PAYLOAD COUNT: Total how many uplinks of this sampling.
546 546  1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
547 547  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
548 548  
549 -(% aria-label="image-20220602155039-4.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602155039-4.png||data-widget="image"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
424 +[[image:image-20220602155039-4.png]]
550 550  
551 551  
552 552  So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
... ... @@ -571,7 +571,7 @@
571 571  
572 572  Below are the uplink payloads:
573 573  
574 -(% aria-label="1654157178836-407.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157178836-407.png||data-widget="image"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
449 +[[image:1654157178836-407.png]]
575 575  
576 576  
577 577  === 3.3.5 Uplink on demand ===
... ... @@ -590,7 +590,7 @@
590 590  
591 591  RS485-LN support external Interrupt uplink since hardware v1.2 release.
592 592  
593 -(% aria-label="1654157342174-798.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654157342174-798.png||data-widget="image"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
468 +[[image:1654157342174-798.png]]
594 594  
595 595  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.
596 596  
... ... @@ -597,35 +597,33 @@
597 597  
598 598  == 3.4 Uplink Payload ==
599 599  
475 +(% border="1" style="background-color:#4bacc6; color:white; width:734px" %)
476 +|**Size(bytes)**|(% style="width:120px" %)**2**|(% style="width:116px" %)**1**|(% style="width:386px" %)**Length depends on the return from the commands**
477 +|Value|(% style="width:120px" %)(((
478 +Battery(mV)
600 600  
601 -(% aria-label="image-20220606110929-1.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220606110929-1.png||data-widget="image"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
480 +&
602 602  
482 +Interrupt _Flag
483 +)))|(% style="width:116px" %)(((
484 +PAYLOAD_VER
485 +
486 +
487 +)))|(% style="width:386px" %)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.
488 +
603 603  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
604 604  
605 605  
606 -== 3.5 Configure RS485-LN via AT or Downlink ==
492 +== 3.5 Configure RS485-BL via AT or Downlink ==
607 607  
608 -(((
609 609  User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
610 -)))
611 611  
612 -(((
613 613  There are two kinds of Commands:
614 -)))
615 615  
616 -* (((
617 -(% 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]]
618 -)))
498 +* (% 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: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
619 619  
620 -* (((
621 -(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
622 -)))
500 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
623 623  
624 -(((
625 -
626 -)))
627 -
628 -
629 629  === 3.5.1 Common Commands ===
630 630  
631 631  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]]
... ... @@ -635,7 +635,7 @@
635 635  
636 636  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.
637 637  
638 -(% aria-label="image-20220602163333-5.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602163333-5.png||data-widget="image" height="263" width="1160"]](% style="background:url(~"http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png~") rgba(220, 220, 220, 0.5); left:0px; top:-15px" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
511 +[[image:image-20220602163333-5.png||height="263" width="1160"]]
639 639  
640 640  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)
641 641  
... ... @@ -642,939 +642,329 @@
642 642  
643 643  === 3.5.3 Sensor related commands ===
644 644  
518 +==== ====
645 645  
646 -
647 -
648 648  ==== **RS485 Debug Command** ====
649 649  
650 -(((
651 651  This command is used to configure the RS485 devices; they won’t be used during sampling.
652 -)))
653 653  
654 -* (((
655 -**AT Command**
656 -)))
524 +* **AT Command**
657 657  
658 658  (% class="box infomessage" %)
659 659  (((
660 -(((
661 661  **AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
662 662  )))
663 -)))
664 664  
665 -(((
666 666  m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
667 -)))
668 668  
669 -* (((
670 -**Downlink Payload**
671 -)))
533 +* **Downlink Payload**
672 672  
673 -(((
674 674  Format: A8 MM NN XX XX XX XX YY
675 -)))
676 676  
677 -(((
678 678  Where:
679 -)))
680 680  
681 -* (((
682 -MM: 1: add CRC-16/MODBUS ; 0: no CRC
683 -)))
684 -* (((
685 -NN: The length of RS485 command
686 -)))
687 -* (((
688 -XX XX XX XX: RS485 command total NN bytes
689 -)))
690 -* (((
691 -(((
692 -YY: How many bytes will be uplink from the return of this RS485 command,
693 -)))
539 +* MM: 1: add CRC-16/MODBUS ; 0: no CRC
540 +* NN: The length of RS485 command
541 +* XX XX XX XX: RS485 command total NN bytes
542 +* YY: How many bytes will be uplink from the return of this RS485 command,
543 +** if YY=0, RS485-LN will execute the downlink command without uplink;
544 +** if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
545 +** if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
694 694  
695 -* (((
696 -if YY=0, RS485-LN will execute the downlink command without uplink;
697 -)))
698 -* (((
699 -if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
700 -)))
701 -* (((
702 -if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
703 -)))
704 -)))
705 -
706 -(((
707 707  **Example 1** ~-~-> Configure without ask for uplink (YY=0)
708 -)))
709 709  
710 -(((
711 711  To connect a Modbus Alarm with below commands.
712 -)))
713 713  
714 -* (((
715 -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.
716 -)))
551 +* 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.
717 717  
718 -* (((
719 -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.
720 -)))
553 +* 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.
721 721  
722 -(((
723 723  So if user want to use downlink command to control to RS485 Alarm, he can use:
724 -)))
725 725  
726 -(((
727 727  (% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
728 -)))
729 729  
730 -(((
731 731  (% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
732 -)))
733 733  
734 -(((
735 735  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.
736 -)))
737 737  
738 -(((
739 -
740 -)))
741 741  
742 -(((
743 743  **Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
744 -)))
745 745  
746 -(((
747 747  User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
748 -)))
749 749  
750 -(((
751 -
752 -)))
753 753  
754 -(((
755 755  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:
756 -)))
757 757  
758 -(((
759 759   **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
760 -)))
761 761  
762 -(((
763 - (% 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" %)​
764 -)))
573 + [[image:1654159460680-153.png]]
765 765  
766 766  
767 767  
768 -
769 769  ==== **Set Payload version** ====
770 770  
771 -(((
772 772  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.
773 -)))
774 774  
775 -* (((
776 -**AT Command:**
777 -)))
581 +* **AT Command:**
778 778  
779 779  (% class="box infomessage" %)
780 780  (((
781 -(((
782 782  **AT+PAYVER: Set PAYVER field = 1**
783 783  )))
784 -)))
785 785  
786 -* (((
787 -**Downlink Payload:**
788 -)))
588 +* **Downlink Payload:**
789 789  
790 -(((
791 791  **0xAE 01**  ~-~-> Set PAYVER field =  0x01
792 -)))
793 793  
794 -(((
795 795  **0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
796 -)))
797 797  
798 798  
799 799  
800 -
801 801  ==== **Set RS485 Sampling Commands** ====
802 802  
803 -(((
804 804  AT+COMMANDx or AT+DATACUTx
805 -)))
806 806  
807 -(((
808 808  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"]].
809 -)))
810 810  
811 -(((
812 -
813 -)))
814 814  
815 -* (((
816 -**AT Command:**
817 -)))
603 +* **AT Command:**
818 818  
819 819  (% class="box infomessage" %)
820 820  (((
821 -(((
822 822  **AT+COMMANDx: Configure RS485 read command to sensor.**
823 823  )))
824 -)))
825 825  
826 826  (% class="box infomessage" %)
827 827  (((
828 -(((
829 829  **AT+DATACUTx: Configure how to handle return from RS485 devices.**
830 830  )))
831 -)))
832 832  
833 -(((
834 -
835 -)))
836 836  
837 -* (((
838 -**Downlink Payload:**
839 -)))
616 +* **Downlink Payload:**
840 840  
841 -(((
842 842  **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
843 -)))
844 844  
845 -(((
846 846  (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
847 -)))
848 848  
849 -(((
850 850  Format: AF MM NN LL XX XX XX XX YY
851 -)))
852 852  
853 -(((
854 854  Where:
855 -)))
856 856  
857 -* (((
858 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
859 -)))
860 -* (((
861 -NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
862 -)))
863 -* (((
864 -LL:  The length of AT+COMMAND or AT+DATACUT command
865 -)))
866 -* (((
867 -XX XX XX XX: AT+COMMAND or AT+DATACUT command
868 -)))
869 -* (((
870 -YY:  If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.
871 -)))
626 +* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
627 +* NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
628 +* LL:  The length of AT+COMMAND or AT+DATACUT command
629 +* XX XX XX XX: AT+COMMAND or AT+DATACUT command
630 +* YY:  If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.
872 872  
873 -(((
874 874  **Example:**
875 -)))
876 876  
877 -(((
878 878  (% 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
879 -)))
880 880  
881 -(((
882 882  (% 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**
883 -)))
884 884  
885 -(((
886 886  (% 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**
887 -)))
888 888  
889 889  
890 890  
891 -
892 892  ==== **Fast command to handle MODBUS device** ====
893 893  
894 -(((
895 895  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]].
896 -)))
897 897  
898 -(((
899 899  This command is valid since v1.3 firmware version
900 -)))
901 901  
902 -(((
903 903  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.
904 -)))
905 905  
906 -(((
907 -
908 -)))
909 909  
910 -(((
911 911  **Example:**
912 -)))
913 913  
914 -* (((
915 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
916 -)))
917 -* (((
918 -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.
919 -)))
920 -* (((
921 -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.
922 -)))
653 +* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
654 +* 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.
655 +* 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.
923 923  
924 -(% aria-label="image-20220602165351-6.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-6.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" %)​
657 +[[image:image-20220602165351-6.png]]
925 925  
926 -(% aria-label="image-20220602165351-7.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602165351-7.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" %)​
659 +[[image:image-20220602165351-7.png]]
927 927  
928 928  
929 929  
930 -
931 931  ==== **RS485 command timeout** ====
932 932  
933 -(((
934 934  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.
935 -)))
936 936  
937 -(((
938 938  Default value: 0, range:  0 ~~ 65 seconds
939 -)))
940 940  
941 -* (((
942 -**AT Command:**
943 -)))
669 +* **AT Command:**
944 944  
945 945  (% class="box infomessage" %)
946 946  (((
947 -(((
948 948  **AT+CMDDLaa=hex(bb cc)*1000**
949 949  )))
950 -)))
951 951  
952 -(((
953 953  **Example:**
954 -)))
955 955  
956 -(((
957 957  **AT+CMDDL1=1000** to send the open time to 1000ms
958 -)))
959 959  
960 -(((
961 -
962 -)))
963 963  
964 -* (((
965 -**Downlink Payload:**
966 -)))
681 +* **Downlink Payload:**
967 967  
968 -(((
969 969  **0x AA aa bb cc**
970 -)))
971 971  
972 -(((
973 973  Same as: AT+CMDDLaa=hex(bb cc)*1000
974 -)))
975 975  
976 -(((
977 977   **Example:**
978 -)))
979 979  
980 -(((
981 981   0xAA 01 00 01  ~-~-> Same as **AT+CMDDL1=1000 ms**
982 -)))
983 983  
984 984  
985 985  
986 -
987 987  ==== **Uplink payload mode** ====
988 988  
989 -(((
990 990  Define to use one uplink or multiple uplinks for the sampling.
991 -)))
992 992  
993 -(((
994 994  The use of this command please see: [[Compose Uplink payload>>||anchor="H3.3.4Composetheuplinkpayload"]]
995 -)))
996 996  
997 -* (((
998 -**AT Command:**
999 -)))
699 +* **AT Command:**
1000 1000  
1001 1001  (% class="box infomessage" %)
1002 1002  (((
1003 -(((
1004 1004  **AT+DATAUP=0**
1005 1005  )))
1006 -)))
1007 1007  
1008 1008  (% class="box infomessage" %)
1009 1009  (((
1010 -(((
1011 1011  **AT+DATAUP=1**
1012 1012  )))
1013 -)))
1014 1014  
1015 -(((
1016 -
1017 -)))
1018 1018  
1019 -* (((
1020 -**Downlink Payload:**
1021 -)))
712 +* **Downlink Payload:**
1022 1022  
1023 -(((
1024 1024  **0xAD 00**  **~-~->** Same as AT+DATAUP=0
1025 -)))
1026 1026  
1027 -(((
1028 1028  **0xAD 01**  **~-~->** Same as AT+DATAUP=1
1029 -)))
1030 1030  
1031 1031  
1032 1032  
1033 -
1034 1034  ==== **Manually trigger an Uplink** ====
1035 1035  
1036 -(((
1037 1037  Ask device to send an uplink immediately.
1038 -)))
1039 1039  
1040 -* (((
1041 -**AT Command:**
1042 -)))
724 +* **AT Command:**
1043 1043  
1044 -(((
1045 -No AT Command for this, user can press the [[ACT button>>||anchor="H3.7Buttons"]] for 1 second for the same.
1046 -)))
726 +No AT Command for this, user can press the [[ACT button>>path:#Button]] for 1 second for the same.
1047 1047  
1048 -(((
1049 -
1050 -)))
1051 1051  
1052 -* (((
1053 -**Downlink Payload:**
1054 -)))
729 +* **Downlink Payload:**
1055 1055  
1056 -(((
1057 1057  **0x08 FF**, RS485-LN will immediately send an uplink.
1058 -)))
1059 1059  
1060 1060  
734 +==== ====
1061 1061  
1062 -
1063 1063  ==== **Clear RS485 Command** ====
1064 1064  
1065 -(((
1066 1066  The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1067 -)))
1068 1068  
1069 -* (((
1070 -**AT Command:**
1071 -)))
740 +* **AT Command:**
1072 1072  
1073 -(((
1074 1074  **AT+CMDEAR=mm,nn**   mm: start position of erase ,nn: stop position of erase
1075 -)))
1076 1076  
1077 -(((
1078 1078  Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1079 -)))
1080 1080  
1081 -(((
1082 -Example screen shot after clear all RS485 commands. 
1083 -)))
746 +Example screen shot after clear all RS485 commands.
1084 1084  
1085 -(((
1086 -
1087 -)))
1088 1088  
1089 -(((
1090 1090  The uplink screen shot is:
1091 -)))
1092 1092  
1093 -(% 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" %)​
751 +[[image:1654160691922-496.png]][[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.png]]
1094 1094  
1095 1095  
1096 -* (((
1097 -**Downlink Payload:**
1098 -)))
754 +* **Downlink Payload:**
1099 1099  
1100 -(((
1101 1101  **0x09 aa bb** same as AT+CMDEAR=aa,bb
1102 -)))
1103 1103  
1104 1104  
1105 1105  
760 +==== **Clear RS485 Command** ====
1106 1106  
1107 -==== **Set Serial Communication Parameters** ====
762 +The AT+COMMANDx and AT+DATACUTx settings are stored in special location, user can use below command to clear them.
1108 1108  
1109 -(((
1110 -Set the Rs485 serial communication parameters:
1111 -)))
1112 1112  
1113 -* (((
1114 -**AT Command:**
1115 -)))
765 +* **AT Command:**
1116 1116  
1117 -(((
1118 -Set Baud Rate:
1119 -)))
767 +(% style="color:#037691" %)**AT+CMDEAR=mm,nn** (%%) mm: start position of erase ,nn: stop position of erase Etc. AT+CMDEAR=1,10 means erase AT+COMMAND1/AT+DATACUT1 to AT+COMMAND10/AT+DATACUT10
1120 1120  
1121 -(% class="box infomessage" %)
1122 -(((
1123 -(((
1124 -**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1125 -)))
1126 -)))
769 +Example screen shot after clear all RS485 commands. 
1127 1127  
1128 -(((
1129 -Set UART Parity
1130 -)))
1131 1131  
1132 -(% class="box infomessage" %)
1133 -(((
1134 -(((
1135 -**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1136 -)))
1137 -)))
772 +The uplink screen shot is:
1138 1138  
1139 -(((
1140 -Set STOPBIT
1141 -)))
774 +[[image:1654134704555-320.png]]
1142 1142  
1143 -(% class="box infomessage" %)
1144 -(((
1145 -(((
1146 -**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1147 -)))
1148 -)))
1149 1149  
1150 -(((
1151 -
1152 -)))
777 +* **Downlink Payload:**
1153 1153  
1154 -* (((
1155 -**Downlink Payload:**
1156 -)))
779 +**0x09 aa bb** same as AT+CMDEAR=aa,bb
1157 1157  
1158 -(((
1159 -**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1160 -)))
1161 1161  
1162 -(((
1163 -**Example:**
1164 -)))
1165 1165  
1166 -* (((
1167 -A7 01 00 60   same as AT+BAUDR=9600
1168 -)))
1169 -* (((
1170 -A7 01 04 80  same as AT+BAUDR=115200
1171 -)))
783 +==== **Set Serial Communication Parameters** ====
1172 1172  
1173 -(((
1174 -A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1175 -)))
785 +Set the Rs485 serial communication parameters:
1176 1176  
1177 -(((
1178 -A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1179 -)))
787 +* **AT Command:**
1180 1180  
789 +Set Baud Rate:
1181 1181  
1182 -
1183 -
1184 -== 3.6 Listening mode for RS485 network ==
1185 -
1186 -(((
1187 -This feature support since firmware v1.4
1188 -)))
1189 -
1190 -(((
1191 -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.
1192 -)))
1193 -
1194 -(% 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" %)​
1195 -
1196 -(((
1197 -To enable the listening mode, use can run the command AT+RXMODE.
1198 -)))
1199 -
1200 -(((
1201 -
1202 -)))
1203 -
1204 -(% border="1" cellspacing="10" style="background-color:#ffffcc; width:500px" %)
1205 -|=(% style="width: 100px;" %)(((
1206 -**Command example**
1207 -)))|=(% style="width: 400px;" %)(((
1208 -**Function**
1209 -)))
1210 -|(% style="width:100px" %)(((
1211 -AT+RXMODE=1,10
1212 -)))|(% style="width:400px" %)(((
1213 -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.
1214 -)))
1215 -|(% style="width:100px" %)(((
1216 -AT+RXMODE=2,500
1217 -)))|(% style="width:400px" %)(((
1218 -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
1219 -)))
1220 -|(% style="width:100px" %)(((
1221 -AT+RXMODE=0,0
1222 -)))|(% style="width:400px" %)(((
1223 -Disable listening mode. This is the default settings.
1224 -)))
1225 -|(% style="width:100px" %)(((
1226 -
1227 -)))|(% style="width:400px" %)(((
1228 -A6 aa bb cc  same as AT+RXMODE=aa,(bb<<8 | cc)
1229 -)))
1230 -
1231 -(((
1232 -**Downlink Command:**
1233 -)))
1234 -
1235 -(((
1236 -**0xA6 aa bb cc ** same as AT+RXMODE=aa,(bb<<8 | cc)
1237 -)))
1238 -
1239 -(((
1240 -
1241 -)))
1242 -
1243 -(((
1244 -**Example**:
1245 -)))
1246 -
1247 -(((
1248 -The RS485-LN is set to AT+RXMODE=2,1000
1249 -)))
1250 -
1251 -(((
1252 -There is a two Modbus commands in the RS485 network as below:
1253 -)))
1254 -
1255 -(((
1256 -The Modbus master send a command: (% style="background-color:#ffc000" %)01 03 00 00 00 02 c4 0b
1257 -)))
1258 -
1259 -(((
1260 -And Modbus slave reply with: (% style="background-color:green" %)01 03 04 00 00 00 00 fa 33
1261 -)))
1262 -
1263 -(((
1264 -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
1265 -)))
1266 -
1267 -(((
1268 -(% 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" %)​
1269 -)))
1270 -
1271 -(((
1272 -
1273 -)))
1274 -
1275 -(((
1276 -(((
1277 -(% 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.
1278 -)))
1279 -)))
1280 -
1281 -
1282 -== 3.7 Buttons ==
1283 -
1284 -
1285 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1286 -|=(% style="width: 50px;" %)**Button**|=(% style="width: 361px;" %)**Feature**
1287 -|(% 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**
1288 -|(% style="width:50px" %)**RST**|(% style="width:361px" %)Reboot RS485
1289 -|(% style="width:50px" %)**PRO**|(% style="width:361px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
1290 -
1291 -== 3.8 LEDs ==
1292 -
1293 -
1294 -(% border="1" cellspacing="10" style="background-color:#f7faff; width:430px" %)
1295 -|=(% style="width: 50px;" %)**LEDs**|=(% style="width: 380px;" %)**Feature**
1296 -|**PWR**|Always on if there is power
1297 -|**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.
1298 -
1299 -= 4. Case Study =
1300 -
1301 -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]]
1302 -
1303 -
1304 -= 5. Use AT Command =
1305 -
1306 -== 5.1 Access AT Command ==
1307 -
1308 -(((
1309 -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.
1310 -)))
1311 -
1312 -(% 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" %)​
1313 -
1314 -
1315 -(((
1316 -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-BL. The default password is 123456. Below is the output for reference:
1317 -)))
1318 -
1319 -(% 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" %)​
1320 -
1321 -
1322 -(((
1323 -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/]]
1324 -)))
1325 -
1326 -
1327 -
1328 -== 5.2 Common AT Command Sequence ==
1329 -
1330 -=== 5.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1331 -
1332 -If device has not joined network yet:
1333 -
1334 1334  (% class="box infomessage" %)
1335 1335  (((
1336 -**AT+FDR**
793 +**AT+BAUDR=9600**    ~/~/ Options: (1200,2400,4800,14400,19200,115200)
1337 1337  )))
1338 1338  
1339 -(% class="box infomessage" %)
1340 -(((
1341 -**AT+NJM=0**
1342 -)))
796 +Set UART Parity
1343 1343  
1344 1344  (% class="box infomessage" %)
1345 1345  (((
1346 -**ATZ**
800 +**AT+PARITY=0**    ~/~/ Option: 0: no parity, 1: odd parity, 2: even parity
1347 1347  )))
1348 1348  
803 +Set STOPBIT
1349 1349  
1350 -(((
1351 -If device already joined network:
1352 -)))
1353 -
1354 1354  (% class="box infomessage" %)
1355 1355  (((
1356 -**AT+NJM=0**
807 +**AT+STOPBIT=0**    ~/~/ Option: 0 for 1bit; 1 for 1.5 bit ; 2 for 2 bits
1357 1357  )))
1358 1358  
1359 -(% class="box infomessage" %)
1360 -(((
1361 -**ATZ**
1362 -)))
1363 1363  
811 +* **Downlink Payload:**
1364 1364  
1365 -=== 5.5.2 Single-channel ABP mode (Use with LG01/LG02) ===
813 +**A7 01 aa bb**: Same  AT+BAUDR=hex(aa bb)*100
1366 1366  
815 +**Example:**
1367 1367  
1368 -(% style="background-color:#dcdcdc" %)**AT+FDR** (%%) Reset Parameters to Factory Default, Keys Reserve
817 +* A7 01 00 60   same as AT+BAUDR=9600
818 +* A7 01 04 80  same as AT+BAUDR=115200
1369 1369  
1370 -(% style="background-color:#dcdcdc" %)**AT+NJM=0 **(%%)Set to ABP mode
820 +A7 02 aa: Same as  AT+PARITY=aa  (aa value: 00 , 01 or 02)
1371 1371  
1372 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%)Set the Adaptive Data Rate Off
822 +A7 03 aa: Same as  AT+STOPBIT=aa  (aa value: 00 , 01 or 02)
1373 1373  
1374 -(% style="background-color:#dcdcdc" %)**AT+DR=5**   (%%)Set Data Rate
1375 1375  
1376 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000** (%%) Set transmit interval to 60 seconds
1377 1377  
1378 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) Set transmit frequency to 868.4Mhz
826 +==== **Control output power duration** ====
1379 1379  
1380 -(% style="background-color:#dcdcdc" %)**AT+RX2FQ=868400000** (%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
828 +User can set the output power duration before each sampling.
1381 1381  
1382 -(% style="background-color:#dcdcdc" %)**AT+RX2DR=5**  (%%) Set RX2DR to match the downlink DR from server. see below
830 +* **AT Command:**
1383 1383  
1384 -(% 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.
832 +**Example:**
1385 1385  
1386 -(% style="background-color:#dcdcdc" %)**ATZ**       (%%) Reset MCU
834 +**AT+3V3T=1000**  ~/~/ 3V3 output power will open 1s before each sampling.
1387 1387  
836 +**AT+5VT=1000**  ~/~/ +5V output power will open 1s before each sampling.
1388 1388  
1389 -(% style="color:red" %)**Note:**
1390 1390  
1391 -(((
1392 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1393 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1394 -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.
1395 -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
1396 -)))
839 +* **LoRaWAN Downlink Command:**
1397 1397  
1398 -(% 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" %)​
841 +**07 01 aa bb**  Same as AT+5VT=(aa bb)
1399 1399  
1400 -
1401 -= 6. FAQ =
1402 -
1403 -== 6.1 How to upgrade the image? ==
1404 -
1405 -(((
1406 -The RS485-LN LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to RS485-LN to:
1407 -)))
1408 -
1409 -* (((
1410 -Support new features
1411 -)))
1412 -* (((
1413 -For bug fix
1414 -)))
1415 -* (((
1416 -Change LoRaWAN bands.
1417 -)))
1418 -
1419 -(((
1420 -Below shows the hardware connection for how to upload an image to RS485-LN:
1421 -)))
1422 -
1423 -(% aria-label="1654162535040-878.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654162535040-878.png||data-widget="image"]](% style="background-image:url(http://wiki.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
1424 -
1425 -(((
1426 -**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]].
1427 -)))
1428 -
1429 -(((
1430 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1431 -)))
1432 -
1433 -(((
1434 -**Step3: **Open flashloader; choose the correct COM port to update.
1435 -)))
1436 -
1437 -(((
1438 -(((
1439 -(((
1440 -(% 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.
1441 -)))
1442 -)))
1443 -)))
1444 -
1445 -
1446 -(% 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" %)​
1447 -
1448 -
1449 -(% 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" %)​
1450 -
1451 -
1452 -(% 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" %)​
1453 -
1454 -
1455 -**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1456 -
1457 -(% 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" %)​
1458 -
1459 -
1460 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1461 -
1462 -User can follow the introduction for [[how to upgrade image>>||anchor="H6.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1463 -
1464 -
1465 -== 6.3 How many RS485-Slave can RS485-BL connects? ==
1466 -
1467 -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>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
1468 -
1469 -
1470 -== 6.4 Compatible question to ChirpStack and TTI LoRaWAN server ? ==
1471 -
1472 -When user need to use with ChirpStack or TTI. Please set AT+RPL=4.
1473 -
1474 -Detail info check this link: [[Set Packet Receiving Response Level>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H7.23SetPacketReceivingResponseLevel"]]
1475 -
1476 -
1477 -= 7. Trouble Shooting =
1478 -
1479 -== 7.1 Downlink doesn’t work, how to solve it? ==
1480 -
1481 -Please see this link for debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome]]
1482 -
1483 -
1484 -== 7.2 Why I can’t join TTN V3 in US915 /AU915 bands? ==
1485 -
1486 -It might about the channels mapping. Please see for detail: [[Notice of Frequency band>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1487 -
1488 -
1489 -= 8. Order Info =
1490 -
1491 -(% style="color:blue" %)**Part Number: RS485-LN-XXX**
1492 -
1493 -(% style="color:blue" %)**XXX:**
1494 -
1495 -* (% style="color:blue" %)**EU433**(%%): frequency bands EU433
1496 -* (% style="color:blue" %)**EU868**(%%): frequency bands EU868
1497 -* (% style="color:blue" %)**KR920**(%%): frequency bands KR920
1498 -* (% style="color:blue" %)**CN470**(%%): frequency bands CN470
1499 -* (% style="color:blue" %)**AS923**(%%): frequency bands AS923
1500 -* (% style="color:blue" %)**AU915**(%%): frequency bands AU915
1501 -* (% style="color:blue" %)**US915**(%%): frequency bands US915
1502 -* (% style="color:blue" %)**IN865**(%%): frequency bands IN865
1503 -* (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1504 -* (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1505 -
1506 -= 9.Packing Info =
1507 -
1508 -
1509 -**Package Includes**:
1510 -
1511 -* RS485-LN x 1
1512 -* Stick Antenna for LoRa RF part x 1
1513 -* Program cable x 1
1514 -
1515 -**Dimension and weight**:
1516 -
1517 -* Device Size: 13.5 x 7 x 3 cm
1518 -* Device Weight: 105g
1519 -* Package Size / pcs : 14.5 x 8 x 5 cm
1520 -* Weight / pcs : 170g
1521 -
1522 -= 10. FCC Caution for RS485LN-US915 =
1523 -
1524 -(((
1525 -Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1526 -)))
1527 -
1528 -(((
1529 -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.
1530 -)))
1531 -
1532 -(((
1533 -
1534 -)))
1535 -
1536 -(((
1537 -**IMPORTANT NOTE:**
1538 -)))
1539 -
1540 -(((
1541 -**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:
1542 -)))
1543 -
1544 -(((
1545 -—Reorient or relocate the receiving antenna.
1546 -)))
1547 -
1548 -(((
1549 -—Increase the separation between the equipment and receiver.
1550 -)))
1551 -
1552 -(((
1553 -—Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1554 -)))
1555 -
1556 -(((
1557 -—Consult the dealer or an experienced radio/TV technician for help.
1558 -)))
1559 -
1560 -(((
1561 -
1562 -)))
1563 -
1564 -(((
1565 -**FCC Radiation Exposure Statement:**
1566 -)))
1567 -
1568 -(((
1569 -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.
1570 -)))
1571 -
1572 -
1573 -= 11. Support =
1574 -
1575 -* (((
1576 -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.
1577 -)))
1578 -* (((
1579 -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]].
1580 -)))
843 +**07 02 aa bb**  Same as AT+3V3T=(aa bb)
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