Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 57.27 >
edited by Xiaoling
on 2022/06/06 09:21
To version < 57.48 >
edited by Xiaoling
on 2022/06/06 11:01
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6 -(% style="background-image:url(http://wiki1.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  
10 -
11 11  **RS485-LN – RS485 to LoRaWAN Converter User Manual**
12 12  
13 13  
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15 15  
16 16  **Table of Contents:**
17 17  
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24 -macro:toc
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26 26  
27 -* [[1.Introduction>>doc:null||anchor="H1.Introduction"]]
28 -** [[1.1 What is RS485-LN RS485 to LoRaWAN Converter>>doc:null||anchor="H1.1A0WhatisRS485-LNRS485toLoRaWANConverter"]]
29 -** [[1.2 Specifications>>doc:null||anchor="H1.2A0Specifications"]]
30 -** [[1.3 Features>>doc:null||anchor="H1.3Features"]]
31 -** [[1.4 Applications>>doc:null||anchor="H1.4A0Applications"]]
32 -** [[1.5 Firmware Change log>>doc:null||anchor="H1.5A0FirmwareChangelog"]]
33 -** [[1.6 Hardware Change log>>doc:null||anchor="H1.6HardwareChangelog"]]
34 -* [[2. Power ON Device>>doc:null||anchor="H2.PowerONDevice"]]
35 -* [[3. Operation Mode>>doc:null||anchor="H3.A0OperationMode"]]
36 -** [[3.1 How it works?>>doc:null||anchor="H3.1Howitworks3F"]]
37 -** [[3.2 Example to join LoRaWAN network>>doc:null||anchor="H3.2ExampletojoinLoRaWANnetwork"]]
38 -** [[3.3 Configure Commands to read data>>doc:null||anchor="H3.3ConfigureCommandstoreaddata"]]
39 -*** [[3.3.1 onfigure UART settings for RS485 or TTL communication>>doc:null||anchor="H3.3.1onfigureUARTsettingsforRS485orTTLcommunication"]]
40 -*** [[3.3.2 Configure sensors>>doc:null||anchor="H3.3.2Configuresensors"]]
41 -*** [[3.3.3 Configure read commands for each sampling>>doc:null||anchor="H3.3.3Configurereadcommandsforeachsampling"]]
42 -*** [[3.3.4 Compose the uplink payload>>doc:null||anchor="H3.3.4Composetheuplinkpayload"]]
43 -*** [[3.3.5 Uplink on demand>>doc:null||anchor="H3.3.5Uplinkondemand"]]
44 -*** [[3.3.6 Uplink on Interrupt>>doc:null||anchor="H3.3.6UplinkonInterrupt"]]
45 -** [[3.4 Uplink Payload>>doc:null||anchor="H3.4UplinkPayload"]]
46 -** [[3.5 Configure RS485-BL via AT or Downlink>>doc:null||anchor="H3.5ConfigureRS485-BLviaATorDownlink"]]
47 -*** [[3.5.1 Common Commands>>doc:null||anchor="H3.5.1CommonCommands"]]
48 -*** [[3.5.2 Sensor related commands>>doc:null||anchor="H3.5.2Sensorrelatedcommands"]]
49 -*** [[3.5.3 Sensor related commands>>doc:null||anchor="H3.5.3A0Sensorrelatedcommands"]]
50 -**** [[RS485 Debug Command>>doc:null||anchor="HRS485DebugCommand"]]
51 -**** [[Set Payload version>>doc:null||anchor="HSetPayloadversion"]]
52 -**** [[Set RS485 Sampling Commands>>doc:null||anchor="HSetRS485SamplingCommands"]]
53 -**** [[Fast command to handle MODBUS device>>doc:null||anchor="HFastcommandtohandleMODBUSdevice"]]
54 -**** [[RS485 command timeout>>doc:null||anchor="HRS485commandtimeout"]]
55 -**** [[Uplink payload mode>>doc:null||anchor="HUplinkpayloadmode"]]
56 -**** [[Manually trigger an Uplink>>doc:null||anchor="HManuallytriggeranUplink"]]
57 -**** [[Clear RS485 Command>>doc:null||anchor="HClearRS485Command"]]
58 -**** [[Set Serial Communication Parameters>>doc:null||anchor="HSetSerialCommunicationParameters"]]
59 -** [[3.6 Listening mode for RS485 network>>doc:null||anchor="H3.6A0ListeningmodeforRS485network"]]
60 -** [[3.7 Buttons>>doc:null||anchor="H3.7Buttons"]]
61 -** [[3.8 LEDs>>doc:null||anchor="H3.8LEDs"]]
62 -* [[4. Case Study>>doc:null||anchor="H4.CaseStudy"]]
63 -* [[5. Use AT Command>>doc:null||anchor="H5.UseATCommand"]]
64 -** [[5.1 Access AT Command>>doc:null||anchor="H5.1AccessATCommand"]]
65 -** [[5.2 Common AT Command Sequence>>doc:null||anchor="H5.2CommonATCommandSequence"]]
66 -*** [[5.2.1 Multi-channel ABP mode (Use with SX1301/LG308)>>doc:null||anchor="H5.2.1Multi-channelABPmode28UsewithSX13012FLG30829"]]
67 -*** [[5.5.2 Single-channel ABP mode (Use with LG01/LG02)>>doc:null||anchor="H5.5.2Single-channelABPmode28UsewithLG012FLG0229"]]
68 -* [[6. FAQ>>doc:null||anchor="H6.FAQ"]]
69 -** [[6.1 How to upgrade the image?>>doc:null||anchor="H6.1Howtoupgradetheimage3F"]]
70 -** [[6.2 How to change the LoRa Frequency Bands/Region?>>doc:null||anchor="H6.2HowtochangetheLoRaFrequencyBands2FRegion3F"]]
71 -** [[6.3 How many RS485-Slave can RS485-BL connects?>>doc:null||anchor="H6.3HowmanyRS485-SlavecanRS485-BLconnects3F"]]
72 -** [[6.4 Compatible question to ChirpStack and TTI LoRaWAN server ?>>doc:null||anchor="H6.4CompatiblequestiontoChirpStackandTTILoRaWANserver3F"]]
73 -* [[7. Trouble Shooting>>doc:null||anchor="H7.TroubleShooting"]]
74 -** [[7.1 Downlink doesn’t work, how to solve it?>>doc:null||anchor="H7.1Downlinkdoesn2019twork2Chowtosolveit3F"]]
75 -** [[7.2 Why I can’t join TTN V3 in US915 /AU915 bands?>>doc:null||anchor="H7.2WhyIcan2019tjoinTTNV3inUS9152FAU915bands3F"]]
76 -* [[8. Order Info>>doc:null||anchor="H8.OrderInfo"]]
77 -* [[9.Packing Info>>doc:null||anchor="H9.PackingInfo"]]
78 -* [[10. FCC Caution for RS485LN-US915>>doc:null||anchor="H10.FCCCautionforRS485LN-US915"]]
79 -* [[11. Support>>doc:null||anchor="H11.Support"]]
80 -)))
81 81  
82 -(% style="background-image:url(http://wiki1.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"]]
83 -)))
84 84  
85 85  
86 86  
87 87  
88 88  
89 -
90 -
91 91  = 1.Introduction =
92 92  
93 93  == 1.1 What is RS485-LN RS485 to LoRaWAN Converter ==
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94 94  
95 95  (((
96 96  (((
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97 97  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.
98 98  )))
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99 99  
100 100  (((
33 +(((
101 101  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.
102 102  )))
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103 103  
104 104  (((
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105 105  (% 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.
106 106  )))
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107 107  
108 108  (((
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109 109  (% 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.
47 +)))
110 110  
49 +(((
111 111  (% 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]]
112 112  )))
113 113  )))
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114 114  
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116 116  
117 117  
118 118  == 1.2 Specifications ==
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163 163  * Support Modbus protocol
164 164  * Support Interrupt uplink (Since hardware version v1.2)
165 165  
106 +
166 166  == 1.4 Applications ==
167 167  
168 168  * Smart Buildings & Home Automation
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172 172  * Smart Cities
173 173  * Smart Factory
174 174  
116 +
175 175  == 1.5 Firmware Change log ==
176 176  
177 177  [[RS485-LN Image files – Download link and Change log>>url:http://www.dragino.com/downloads/index.php?dir=RS485-LN/]]
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181 181  
182 182  (((
183 183  (((
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184 184  v1.2: Add External Interrupt Pin.
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185 185  
130 +(((
186 186  v1.0: Release
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187 187  
188 188  
189 189  )))
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201 201  Once there is power, the RS485-LN will be on.
202 202  )))
203 203  
204 -(% 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://wiki1.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" %)​
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205 205  
206 206  
207 207  )))
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211 211  == 3.1 How it works? ==
212 212  
213 213  (((
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214 214  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.
162 +)))
215 215  
216 216  
217 217  )))
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220 220  
221 221  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. 
222 222  
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171 +[[image:1653268155545-638.png||height="334" width="724"]]
224 224  
225 225  
226 226  (((
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232 232  485A+ and 485B- of the sensor are connected to RS485A and RA485B of RS485-LN respectively.
233 233  )))
234 234  
235 -(% 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://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
183 +[[image:1653268227651-549.png||height="592" width="720"]]
236 236  
237 237  (((
238 238  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:
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247 247  )))
248 248  )))
249 249  
250 -(% 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://wiki1.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" %)​
198 +[[image:1652953462722-299.png]]
251 251  
252 252  (((
253 253  (((
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259 259  )))
260 260  )))
261 261  
262 -(% 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://wiki1.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" %)​
210 +[[image:image-20220519174512-1.png]]
263 263  
264 -(% 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://wiki1.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" %)​
212 +[[image:image-20220519174512-2.png||height="323" width="720"]]
265 265  
266 -(% 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://wiki1.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 +[[image:image-20220519174512-3.png||height="556" width="724"]]
267 267  
268 -(% 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://wiki1.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" %)​
216 +[[image:image-20220519174512-4.png]]
269 269  
270 270  You can also choose to create the device manually.
271 271  
272 -(% 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://wiki1.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" %)​
220 +[[image:1652953542269-423.png||height="710" width="723"]]
273 273  
274 274  Add APP KEY and DEV EUI
275 275  
276 -(% 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://wiki1.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" %)​
224 +[[image:1652953553383-907.png||height="514" width="724"]]
277 277  
278 278  
279 279  (((
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280 280  **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.
281 281  )))
282 282  
283 -(% 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://wiki1.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" %)​
231 +[[image:1652953568895-172.png||height="232" width="724"]]
284 284  
285 285  
286 286  == 3.3 Configure Commands to read data ==
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301 301  
302 302  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:
303 303  
304 -(% border="1" style="background-color:#ffffcc; color:green; width:782px" %)
305 -|(% style="width:128px" %)(((
252 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
253 +|=(% style="width: 110px;" %)(((
306 306  **AT Commands**
307 -)))|(% style="width:305px" %)(((
255 +)))|=(% style="width: 190px;" %)(((
308 308  **Description**
309 -)))|(% style="width:346px" %)(((
257 +)))|=(% style="width: 190px;" %)(((
310 310  **Example**
311 311  )))
312 -|(% style="width:128px" %)(((
260 +|(% style="width:110px" %)(((
313 313  AT+BAUDR
314 -)))|(% style="width:305px" %)(((
262 +)))|(% style="width:190px" %)(((
315 315  Set the baud rate (for RS485 connection). Default Value is: 9600.
316 -)))|(% style="width:346px" %)(((
264 +)))|(% style="width:190px" %)(((
317 317  (((
318 318  AT+BAUDR=9600
319 319  )))
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322 322  Options: (1200,2400,4800,14400,19200,115200)
323 323  )))
324 324  )))
325 -|(% style="width:128px" %)(((
273 +|(% style="width:110px" %)(((
326 326  AT+PARITY
327 -)))|(% style="width:305px" %)(((
275 +)))|(% style="width:190px" %)(((
328 328  Set UART parity (for RS485 connection)
329 -)))|(% style="width:346px" %)(((
277 +)))|(% style="width:190px" %)(((
330 330  (((
331 331  AT+PARITY=0
332 332  )))
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335 335  Option: 0: no parity, 1: odd parity, 2: even parity
336 336  )))
337 337  )))
338 -|(% style="width:128px" %)(((
286 +|(% style="width:110px" %)(((
339 339  AT+STOPBIT
340 -)))|(% style="width:305px" %)(((
288 +)))|(% style="width:190px" %)(((
341 341  (((
342 342  Set serial stopbit (for RS485 connection)
343 343  )))
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345 345  (((
346 346  
347 347  )))
348 -)))|(% style="width:346px" %)(((
296 +)))|(% style="width:190px" %)(((
349 349  (((
350 350  AT+STOPBIT=0 for 1bit
351 351  )))
... ... @@ -359,6 +359,8 @@
359 359  )))
360 360  )))
361 361  
310 +
311 +
362 362  === 3.3.2 Configure sensors ===
363 363  
364 364  (((
... ... @@ -367,15 +367,15 @@
367 367  )))
368 368  )))
369 369  
370 -(% border="1" style="background-color:#ffffcc; color:green; width:806px" %)
371 -|**AT Commands**|(% style="width:418px" %)**Description**|(% style="width:256px" %)**Example**
372 -|AT+CFGDEV|(% style="width:418px" %)(((
320 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
321 +|=(% style="width: 110px;" %)**AT Commands**|=(% style="width: 190px;" %)**Description**|=(% style="width: 190px;" %)**Example**
322 +|AT+CFGDEV|(% style="width:110px" %)(((
373 373  This command is used to configure the RS485/TTL devices; they won’t be used during sampling.
374 374  
375 375  AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,
376 376  
377 377  mm: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
378 -)))|(% style="width:256px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
328 +)))|(% style="width:190px" %)AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m
379 379  
380 380  === 3.3.3 Configure read commands for each sampling ===
381 381  
... ... @@ -422,8 +422,8 @@
422 422  
423 423  **AT+DATACUTx : **This command defines how to handle the return from AT+COMMANDx, max return length is 45 bytes.
424 424  
425 -(% border="1" style="background-color:#4bacc6; color:white; width:725px" %)
426 -|(% style="width:722px" %)(((
375 +(% border="1" style="background-color:#4bacc6; color:white; width:510px" %)
376 +|(% style="width:510px" %)(((
427 427  **AT+DATACUTx=a,b,c**
428 428  
429 429  * **a: length for the return of AT+COMMAND**
... ... @@ -435,17 +435,17 @@
435 435  
436 436  * Grab bytes:
437 437  
438 -(% 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://wiki1.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" %)​
388 +[[image:image-20220602153621-1.png]]
439 439  
440 440  
441 441  * Grab a section.
442 442  
443 -(% 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://wiki1.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" %)​
393 +[[image:image-20220602153621-2.png]]
444 444  
445 445  
446 446  * Grab different sections.
447 447  
448 -(% 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://wiki1.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" %)​
398 +[[image:image-20220602153621-3.png]]
449 449  
450 450  
451 451  )))
... ... @@ -480,7 +480,7 @@
480 480  Where PAYVER is defined by AT+PAYVER, below is an example screen shot.
481 481  )))
482 482  
483 -(% 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://wiki1.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" %)​
433 +[[image:1653269759169-150.png||height="513" width="716"]]
484 484  
485 485  
486 486  (% style="color:#037691" %)**Examples: AT+DATAUP=1**
... ... @@ -498,7 +498,7 @@
498 498  1. PAYLOAD#: Number of this uplink. (from 0,1,2,3…,to PAYLOAD COUNT)
499 499  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
500 500  
501 -(% 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://wiki1.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" %)​
451 +[[image:image-20220602155039-4.png]]
502 502  
503 503  
504 504  So totally there will be 3 uplinks for this sampling, each uplink include 8 bytes DATA
... ... @@ -523,7 +523,7 @@
523 523  
524 524  Below are the uplink payloads:
525 525  
526 -(% 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://wiki1.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" %)​
476 +[[image:1654157178836-407.png]]
527 527  
528 528  
529 529  === 3.3.5 Uplink on demand ===
... ... @@ -542,7 +542,7 @@
542 542  
543 543  RS485-LN support external Interrupt uplink since hardware v1.2 release.
544 544  
545 -(% 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://wiki1.dragino.com/xwiki/webjars/wiki%3Axwiki/application-ckeditor-webjar/1.61/plugins/widget/images/handle.png); background:rgba(220,220,220,0.5); display:none" %)[[image:data:image/gif;base64,R0lGODlhAQABAPABAP///wAAACH5BAEKAAAALAAAAAABAAEAAAICRAEAOw==||draggable="true" height="15" role="presentation" title="Click and drag to move" width="15"]](% title="Click and drag to resize" %)​
495 +[[image:1654157342174-798.png]]
546 546  
547 547  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.
548 548  
... ... @@ -585,7 +585,7 @@
585 585  
586 586  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.
587 587  
588 -(% 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-image:url(http://wiki1.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" %)​
538 +[[image:image-20220602163333-5.png||height="263" width="1160"]]
589 589  
590 590  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)
591 591  
... ... @@ -647,7 +647,7 @@
647 647  
648 648   **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
649 649  
650 - (% aria-label="1654159460680-153.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654159460680-153.png||data-widget="image"]](% style="background:url(~"http://wiki1.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" %)​
600 + [[image:1654159460680-153.png]]
651 651  
652 652  
653 653  
... ... @@ -731,9 +731,9 @@
731 731  * 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.
732 732  * 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.
733 733  
734 -(% 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://wiki1.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" %)​
684 +[[image:image-20220602165351-6.png]]
735 735  
736 -(% 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://wiki1.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" %)​
686 +[[image:image-20220602165351-7.png]]
737 737  
738 738  
739 739  
... ... @@ -824,7 +824,7 @@
824 824  
825 825  The uplink screen shot is:
826 826  
827 -(% aria-label="1654160691922-496.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:1654160691922-496.png||data-widget="image"]](% style="background:url(~"http://wiki1.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" %)​
777 +[[image:1654160691922-496.png]]
828 828  
829 829  
830 830  * **Downlink Payload:**
... ... @@ -881,7 +881,7 @@
881 881  
882 882  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.
883 883  
884 -(% 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:url(~"http://wiki1.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" %)​
834 +[[image:image-20220602171200-8.png||height="567" width="1007"]]
885 885  
886 886  To enable the listening mode, use can run the command AT+RXMODE.
887 887  
... ... @@ -910,7 +910,7 @@
910 910  
911 911  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
912 912  
913 -(% aria-label="image-20220602171200-9.png image widget" contenteditable="false" role="region" tabindex="-1" %)[[image:image-20220602171200-9.png||data-widget="image"]](% style="background:url(~"http://wiki1.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" %)​
863 +[[image:image-20220602171200-9.png]]
914 914  
915 915  
916 916  (% 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.
... ... @@ -923,10 +923,8 @@
923 923  |=**Button**|=(% style="width: 1420px;" %)**Feature**
924 924  |**ACT**|(% style="width:1420px" %)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**
925 925  |**RST**|(% style="width:1420px" %)Reboot RS485
926 -|**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>path:#upgrade_image]]
876 +|**PRO**|(% style="width:1420px" %)Use for upload image, see [[How to Update Image>>||anchor="H6.1Howtoupgradetheimage3F"]]
927 927  
928 -
929 -
930 930  == 3.8 LEDs ==
931 931  
932 932  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -945,15 +945,15 @@
945 945  
946 946  RS485-BL supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to RS485-BL to use AT command, as below.
947 947  
948 -(% 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://wiki1.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" %)​
896 +[[image:1654162355560-817.png]]
949 949  
950 950  
951 951  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:
952 952  
953 -(% 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://wiki1.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" %)​
901 +[[image:1654162368066-342.png]]
954 954  
955 955  
956 -More detail AT Command manual can be found at [[AT Command Manual>>||anchor="3.5ConfigureRS485-BLviaATorDownlink"]]
904 +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/]]
957 957  
958 958  
959 959  == 5.2 Common AT Command Sequence ==
... ... @@ -1022,7 +1022,7 @@
1022 1022  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.
1023 1023  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
1024 1024  
1025 -(% 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://wiki1.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" %)​
973 +[[image:1654162478620-421.png]]
1026 1026  
1027 1027  
1028 1028  = 6. FAQ =
... ... @@ -1037,7 +1037,7 @@
1037 1037  
1038 1038  Below shows the hardware connection for how to upload an image to RS485-LN:
1039 1039  
1040 -(% 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://wiki1.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" %)​
988 +[[image:1654162535040-878.png]]
1041 1041  
1042 1042  **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]].
1043 1043  
... ... @@ -1045,21 +1045,23 @@
1045 1045  
1046 1046  **Step3: **Open flashloader; choose the correct COM port to update.
1047 1047  
996 +(((
1048 1048  (% 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.
998 +)))
1049 1049  
1050 1050  
1051 -(% 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://wiki1.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" %)​
1001 +[[image:image-20220602175818-12.png]]
1052 1052  
1053 1053  
1054 -(% 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://wiki1.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" %)​
1004 +[[image:image-20220602175848-13.png]]
1055 1055  
1056 1056  
1057 -(% 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://wiki1.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" %)​
1007 +[[image:image-20220602175912-14.png]]
1058 1058  
1059 1059  
1060 1060  **Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1061 1061  
1062 -(% 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://wiki1.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" %)​
1012 +[[image:image-20220602175638-10.png]]
1063 1063  
1064 1064  
1065 1065  == 6.2 How to change the LoRa Frequency Bands/Region? ==
... ... @@ -1108,6 +1108,7 @@
1108 1108  * (% style="color:blue" %)**RU864**(%%): frequency bands RU864
1109 1109  * (% style="color:blue" %)**KZ865**(%%): frequency bands KZ865
1110 1110  
1061 +
1111 1111  = 9.Packing Info =
1112 1112  
1113 1113  
... ... @@ -1124,32 +1124,63 @@
1124 1124  * Package Size / pcs : 14.5 x 8 x 5 cm
1125 1125  * Weight / pcs : 170g
1126 1126  
1078 +
1127 1127  = 10. FCC Caution for RS485LN-US915 =
1128 1128  
1081 +(((
1129 1129  Any Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
1083 +)))
1130 1130  
1085 +(((
1131 1131  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.
1087 +)))
1132 1132  
1089 +(((
1090 +
1091 +)))
1133 1133  
1093 +(((
1134 1134  **IMPORTANT NOTE:**
1095 +)))
1135 1135  
1097 +(((
1136 1136  **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:
1099 +)))
1137 1137  
1101 +(((
1138 1138  —Reorient or relocate the receiving antenna.
1103 +)))
1139 1139  
1105 +(((
1140 1140  —Increase the separation between the equipment and receiver.
1107 +)))
1141 1141  
1109 +(((
1142 1142  —Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
1111 +)))
1143 1143  
1113 +(((
1144 1144  —Consult the dealer or an experienced radio/TV technician for help.
1115 +)))
1145 1145  
1117 +(((
1118 +
1119 +)))
1146 1146  
1121 +(((
1147 1147  **FCC Radiation Exposure Statement:**
1123 +)))
1148 1148  
1125 +(((
1149 1149  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.
1127 +)))
1150 1150  
1151 1151  
1152 1152  = 11. Support =
1153 1153  
1154 -* 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.
1155 -* 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]].
1132 +* (((
1133 +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.
1134 +)))
1135 +* (((
1136 +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]].
1137 +)))

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