Last modified by Kilight Cao on 2024/06/22 10:43
<
From version < 85.1 >
edited by Xiaoling
on 2022/05/06 15:42
To version < 60.1 >
edited by Xiaoling
on 2022/05/06 10:18
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Summary

Details

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Content
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6 6  
7 7  
8 8  
9 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image002.gif]]
9 9  
10 10  
11 11  
12 12  **PG1302 LoRaWAN Concentrator User Manual**
13 13  
15 +[[image:1651796979665-130.png]]
14 14  
17 +Document Version: 1.0.0
15 15  
19 +Image Version: v1.0
16 16  
17 17  
18 -{{toc/}}
19 19  
20 20  
21 -----
24 +{{toc numbered="true"/}}
22 22  
23 -(% class="wikigeneratedid" id="H" %)
24 -(((
25 -
26 -)))
27 27  
28 -=== 1. Introduction ===
29 29  
30 -==== 1.1 What is PG1302 LoRaWAN Concentrator? ====
31 31  
29 +~1. Introduction
30 +
31 + 1.1 What is PG1302 LoRaWAN Concentrator?
32 +
32 32  (((
33 33  The PG1302 is a multi-channel high performance transmitter/receiver designed to simultaneously receive several LoRa packets using random spreading factors on random  channels. Its goal is to enable robust connection between a central wireless data concentrator and a massive amount of wireless end-points spread over a very wide range of distances.
34 34  )))
... ... @@ -47,7 +47,7 @@
47 47  )))
48 48  )))
49 49  
50 -==== 1.2 Features ====
51 +1.2 Features
51 51  
52 52  * Base on Semtech SX1302 solution
53 53  * Support Raspberry Pi 3B/3B+/4
... ... @@ -56,20 +56,20 @@
56 56  * Mini-PCIe Interface
57 57  * Converter board to support Raspberry Pi
58 58  
59 -==== 1.3 General Interfaces ====
60 +1.3 General Interfaces
60 60  
61 61  * SPI interface for LoRa
62 62  * Power Input: 5v, 1A
63 63  * 1 x I-PEX for LoRa
64 64  
65 -==== 1.4 Pin Mapping ====
66 +1.4 Pin Mapping
66 66  
67 67   [[image:1651743282627-547.png||height="402" width="425"]]
68 68  
70 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image006.gif]]
69 69  
72 +1.5 LEDs
70 70  
71 -==== 1.5 LEDs ====
72 -
73 73   TX: Blink when transmit a packet
74 74  
75 75   RX: Blink when receive a packet
... ... @@ -76,14 +76,12 @@
76 76  
77 77   Config: Always ON
78 78  
80 +1.6 Power Consumption
79 79  
80 -==== 1.6 Power Consumption ====
81 -
82 82   TBD
83 83  
84 +1.7 Applications
84 84  
85 -==== 1.7 Applications ====
86 -
87 87  * Smart Buildings & Home Automation
88 88  * Logistics and Supply Chain Management
89 89  * Smart Metering
... ... @@ -91,20 +91,19 @@
91 91  * Smart Cities
92 92  * Smart Factory
93 93  
94 -=== 2. Example: Set up as LoRaWAN gateway. ===
93 +2. Example: Set up as LoRaWAN gateway.
95 95  
96 -==== 2.1 System structure ====
95 + 2.1 System structure
97 97  
98 - This example is an example to show how to set up the PG1302 + RPi as a LoRaWAN gateway to use with [[TheThingsNetwork>>url:http://www.thethingsnetwork.org/]](TTN) LoRaWAN server.
97 + This example is an example to show how to set up the PG1302 + RPi as a LoRaWAN gateway to use with [[TheThingsNetwork>>http://www.thethingsnetwork.org/]](TTN) LoRaWAN server.. Set up method for other  server are similar。
99 99  
100 - Set up method for other server are similar.
101 -
102 102  (% style="text-align:center" %)
103 103  [[image:1651743698677-436.png||height="457" width="686"]]
104 104  
105 105  
103 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image008.gif]]
106 106  
107 -==== 2.2 Hardware Installation ====
105 +2.2 Hardware Installation
108 108  
109 109  **~ Important Notice: **Please power the RPI with 5V,3A cable.
110 110  
... ... @@ -111,54 +111,44 @@
111 111  (% style="text-align:center" %)
112 112  [[image:1651743803032-803.png]]
113 113  
112 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.gif]]
114 114  
114 +3. Install the software?
115 115  
116 -=== 3. Install the software? ===
117 -
118 118   There are two ways to install software in RPi4 to use PG1302.
119 119  
120 120  * Flash SD card with Dragino pre-build image which support Web UI.
121 121  * Install lora packet forwarder in existing RPi OS.
122 122  
123 -=== 4. Flash with pre-build image ===
121 +4. Flash with pre-build image
124 124  
125 -==== 4.1 Download the dragino image for RPI ====
123 + 4.1 Download the dragino image for RPI
126 126  
127 127   Download PG1302_for_Rpi4_64_with_webui from
128 128  
129 129   [[https:~~/~~/www.dropbox.com/sh/f6nbldh1qbspya5/AACgL6pDkwdBQO1BQqq_Nubwa?dl=0>>https://www.dropbox.com/sh/f6nbldh1qbspya5/AACgL6pDkwdBQO1BQqq_Nubwa?dl=0]]
130 130  
129 +4.2 Flash the image to SD card
131 131  
132 -==== 4.2 Flash the image to SD card ====
131 + Flash the image to SD card:
133 133  
134 - Flash the image to SD card:
135 -
136 136  (% style="text-align:center" %)
137 137  [[image:1651744119133-233.png||height="373" width="621"]]
138 138  
139 - Note: Download the flash tool following this link
136 + [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.jpg]]Note: Download the flash tool following this link
140 140  
141 141   [[https:~~/~~/www.balena.io/etcher/>>https://www.balena.io/etcher/]]
142 142  
140 +4.3 Access the Linux console.
143 143  
144 -==== 4.3 Access the Linux console ====
142 + Connect the RPI Ethernet port to your router, RPi will obtain an IP address from your router. In the router’s management portal, you should be able to find what IP address the  router has assigned to the RPI. You can use this IP to connect the WEB UI or SSH access of RPI.
145 145  
146 -(((
147 - Connect the RPI Ethernet port to your router, RPi will obtain an IP address from your router. In the router’s management portal, you should be
148 -)))
144 + Make sure your PC and the RPI is in the same network, then use a SSH tool (such as [[putty>>url:http://www.chiark.greenend.org.uk/~~sgtatham/putty/download.html]]) to access it. Below are screenshots
149 149  
150 -(((
151 - able to find what IP address the router has assigned to the RPI. You can use this IP to connect the WEB UI or SSH access of RPI.
152 -)))
153 -
154 -(((
155 - Make sure your PC and the RPI is in the same network, then use a SSH tool (such as [[putty>>url:http://www.chiark.greenend.org.uk/~~sgtatham/putty/download.html]]) to access it. Below are screenshots
156 -)))
157 -
158 -
159 159  (% style="text-align:center" %)
160 160  [[image:1651744193675-591.png||height="450" width="466"]]
161 161  
149 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.jpg]]
162 162  
163 163   The account details for Web Login are:
164 164  
... ... @@ -177,18 +177,18 @@
177 177  (% style="text-align:center" %)
178 178  [[image:1651744358515-107.png||height="366" width="581"]]
179 179  
168 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.jpg]] 4.4 Access the WebUI of RPi4.
180 180  
181 -==== 4.4 Access the WebUI of RPi4. ====
170 + 4.4.1 Home page
182 182  
183 -===== 4.4.1 Home page =====
172 + Open a browser on the PC and type the RPI ip address
184 184  
185 - Open a browser on the PC and type the RPI ip address
174 + [[http:~~/~~/IP_ADDRESS** **>>url:http://192.168.1.xx/]] (If the IP is assigned by uplink router)
186 186  
187 - [[http:~~/~~/IP_ADDRESS** **>>url:http://192.168.1.xx/]] (If the IP is assigned by uplink router)
188 188  
189 - You will see the login interface of RPI as shown below.
177 + You will see the login interface of RPI as shown below.
190 190  
191 - The account details for Web Login are:
179 + The account details for Web Login are:
192 192  
193 193  **~ User Name: root**
194 194  
... ... @@ -197,8 +197,9 @@
197 197  (% style="text-align:center" %)
198 198  [[image:1651744457761-993.png||height="352" width="621"]]
199 199  
188 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.jpg]]
200 200  
201 -===== 4.4.2 LoRa Page =====
190 +4.4.2 LoRa Page
202 202  
203 203   This page shows the LoRa Radio Settings. There are a set of default frequency band according to LoRaWAN protocol, and user can customize the band* as well.
204 204  
... ... @@ -205,6 +205,7 @@
205 205  (% style="text-align:center" %)
206 206  [[image:1651744554845-970.png||height="328" width="621"]]
207 207  
197 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.jpg]]
208 208  
209 209   Different PG1302 hardware version can support different frequency range:
210 210  
... ... @@ -222,61 +222,71 @@
222 222   [[http:~~/~~/wiki.dragino.com/index.php?title=Customized_Frequency_Band_for_Gateway>>url:http://wiki.dragino.com/index.php?title=Customized_Frequency_Band_for_Gateway]]
223 223  
224 224  
225 -===== 4.4.3 LoRaWAN Page =====
215 +4.4.3 LoRaWAN Page
226 226  
227 -====== 4.4.3.1 Semtech UDP ======
217 + 4.4.3.1 Semtech UDP
228 228  
229 229  
230 230  (% style="text-align:center" %)
231 231  [[image:1651744767914-283.png||height="352" width="621"]]
232 232  
233 - Note *: See this instruction for how to configure TTN.
234 234  
235 - [[https:~~/~~/wiki.dragino.com/index.php?title=Notes_for_TTN>>url:https://wiki.dragino.com/index.php?title=Notes_for_TTN||style="background-color: rgb(255, 255, 255);"]]
224 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.jpg]]
236 236  
226 + Note *: See this instruction for how to configure TTN.
237 237  
238 -====== 4.4.3.2 Basic Station ======
228 + [[https:~~/~~/wiki.dragino.com/index.php?title=Notes_for_TTN>>url:https://wiki.dragino.com/index.php?title=Notes_for_TTN]]
239 239  
230 +
231 +4.4.3.2 Basic Station
232 +
240 240  (% style="text-align:center" %)
241 241  [[image:1651744890629-683.png||height="380" width="621"]]
242 242  
243 - Note *: See this instruction for how to configure TTN.
236 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.jpg]]
244 244  
245 - [[https:~~/~~/wiki.dragino.com/index.php?title=Notes_for_AWS-IoT-Core>>url:https://wiki.dragino.com/index.php?title=Notes_for_AWS-IoT-Core]]
238 + Note *: See this instruction for how to configure TTN.
246 246  
240 + [[https:~~/~~/wiki.dragino.com/index.php?title=Notes_for_AWS-IoT-Core>>url:https://wiki.dragino.com/index.php?title=Notes_for_AWS-IoT-Core]]
247 247  
248 -===== 4.4.4 LogRead =====
249 249  
250 -====== 4.4.4.1 LoRa Log ======
243 +4.4.4 LogRead
251 251  
245 + 4.4.4.1 LoRa Log
246 +
252 252  (% style="text-align:center" %)
253 253  [[image:1651744955955-452.png||height="571" width="621"]]
254 254  
255 - Show the frequency for LoRa Radio and traffics.
250 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.jpg]]
256 256  
252 + Show the frequency for LoRa Radio and traffics.
257 257  
258 -====== 4.4.4.2 System Log ======
259 259  
260 - Show system log.
255 +4.4.4.2 System Log
261 261  
257 + Show system log.
258 +
262 262  (% style="text-align:center" %)
263 263  [[image:1651745003470-264.png||height="477" width="621"]]
264 264  
265 265  
263 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.jpg]]
266 266  
267 -====== 4.4.4.3 Record Log ======
265 +4.4.4.3 Record Log
268 268  
269 -**~ Record the system log.**
270 270  
268 +**Record the system log.**
269 +
271 271  (% style="text-align:center" %)
272 272  [[image:1651745069814-662.png||height="144" width="621"]]
273 273  
273 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.jpg]]
274 274  
275 -=== 5. Install stand alone LoRa Packet Forwarder. ===
275 +5. Install stand alone LoRa Packet Forwarder.
276 276  
277 -==== 5.1 OS requirement ====
277 + 5.1 OS requirement
278 278  
279 - RPI in this example is RPI model 4B with fresh Raspbian OS install.
279 + RPI in this example is RPI model 4B with fresh Raspbian OS install.
280 280  
281 281   pi@raspberrypi:~~$ cat /etc/os-release
282 282  
... ... @@ -299,36 +299,39 @@
299 299   BUG_REPORT_URL="http:~/~/www.raspbian.org/RaspbianBugs"
300 300  
301 301  
302 -==== 5.2 Get Gateway ID in Raspberry and input this in TTN v3. ====
302 +5.2 Get Gateway ID in Raspberry and input this in TTN v3.
303 303  
304 - In RPI, run below command to get a Gateway ID
304 + In RPI, run below command to get a Gateway ID
305 305  
306 - (% class="mark" %)ifconfig eth0
306 + ifconfig eth0
307 307  
308 308  (% style="text-align:center" %)
309 309  [[image:1651745210205-512.png||height="130" width="621"]]
310 310  
311 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.gif]]
311 311  
312 - We got the ether (eth0 MAC) address is b8:27:eb:49:62:bc). Add ffff at the end and remove “:” to get the gateway ID: b827ebxxxxbcffff. Input this to TTN v3.
313 + We got the ether (eth0 MAC) address is b8:27:eb:49:62:bc). Add ffff at the end and remove “:” to get the gateway ID: b827ebxxxxbcffff. Input this to TTN v3. Make sure to select legacy packet forwarder.
313 313  
314 - Make sure to select legacy packet forwarder.
315 -
316 316  (% style="text-align:center" %)
317 317  [[image:1651745267862-321.png||height="526" width="621"]]
318 318  
318 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.jpg]]
319 319  
320 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image038.jpg]]
320 320  
321 321  (% style="text-align:center" %)
322 322  [[image:1651745306744-481.png||height="478" width="621"]]
323 323  
324 -After set up, the status should show not connected as below:
325 -
326 326  (% style="text-align:center" %)
327 327  [[image:1651745366987-458.png||height="363" width="621"]]
328 328  
328 +After set up, the status should show not connected as below:
329 329  
330 -===== 5.2.1 Download and install LoRaWAN packet forwarder =====
330 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.jpg]]
331 331  
332 +5.2.1 Download and install LoRaWAN packet forwarder
333 +
334 +
332 332   Enable SPI and I2C first:
333 333  
334 334   a)SPI needs to be enabled on the Raspberry Pi
... ... @@ -345,14 +345,20 @@
345 345  (% style="text-align:center" %)
346 346  [[image:image-20220505181135-2.png]]
347 347  
351 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image044.jpg]]
348 348  
353 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image046.jpg]]
349 349  
350 350  
356 +
357 +
358 +
351 351   In RPI , Fist: Enter root account:
352 352  
353 353  (% style="text-align:center" %)
354 354  [[image:1651745583363-614.png]]
355 355  
364 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image048.jpg]]
356 356  
357 357   and then run:
358 358  
... ... @@ -365,6 +365,7 @@
365 365  (% style="text-align:center" %)
366 366  [[image:1651745611629-818.png]]
367 367  
377 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image050.gif]]
368 368  
369 369   This will download the packet forwarder package from Dragino Server to RPI, and start install the package.
370 370  
... ... @@ -373,27 +373,30 @@
373 373  (% style="text-align:center" %)
374 374  [[image:1651745657252-173.png||height="426" width="621"]]
375 375  
386 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image052.jpg]]
376 376  
377 -===== 5.2.2 Config Gateway ID, Frequency Band and Server address =====
388 +5.5.2 Config Gateway ID, Frequency Band and Server address
378 378  
379 - After installation, user can find the configuration file in** /etc/lora/ **Replace the gateway ID we got above to the **gateway_ID** in file **local_conf.json**
390 + After installation, user can find the configuration file in** /etc/lora/ **Replace the gateway ID we got above to the **gateway_ID** in file **local_conf.json**
380 380  
381 - The default LoRaWAN server points to localhost, user need to put the correct server address to the server_address field in file **local_conf.json**, like below.
392 + The default LoRaWAN server points to localhost, user need to put the correct server address to the server_address field in file **local_conf.json**, like below.
382 382  
383 383  (% style="text-align:center" %)
384 384  [[image:1651745709709-887.png||height="820" width="621"]]
385 385  
397 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image054.jpg]]
386 386  
387 - User can find the TTN v3 server address from:
399 + User can find the TTN v3 server address from:
388 388  
389 - [[Server Addresses ~| The Things Stack for LoRaWAN (thethingsindustries.com)>>url:https://www.thethingsindustries.com/docs/getting-started/server-addresses/#deployments]]
401 + [[Server Addresses ~| The Things Stack for LoRaWAN (thethingsindustries.com)>>url:https://www.thethingsindustries.com/docs/getting-started/server-addresses/#deployments]]
390 390  
391 391  
392 - And the default frequency band is US915 in **global_conf.json** file.
404 + And the default frequency band is US915 in **global_conf.json** file.
393 393  
394 394  (% style="text-align:center" %)
395 395  [[image:1651745838008-820.png||height="650" width="621"]]
396 396  
409 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image056.jpg]]
397 397  
398 398  * If user want to change to other frequency bands, User can copy the file from **/etc/lora/cfg-302 **and put it into** /etc/lora/global_conf.json.**
399 399  
... ... @@ -410,50 +410,53 @@
410 410  (% style="text-align:center" %)
411 411  [[image:1651745984006-868.png]]
412 412  
426 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image060.jpg]]
413 413  
414 414  * If user wants to change to other LoRaWAN server, modify the **global_conf.json** file.
415 415  
416 -(% class="wikigeneratedid" %)
417 -(((
418 -
419 -)))
430 +5.2.3 Check result
420 420  
421 -===== 5.2.3 Check result =====
432 + Run below command to restart the dragino_fwd:
422 422  
423 - Run below command to restart the dragino_fwd:
434 + sudo systemctl stop draginofwd
424 424  
425 - sudo systemctl stop draginofwd
436 + sudo systemctl start draginofwd
426 426  
427 - sudo systemctl start draginofwd
438 + debug check the ruing status of fwd:
428 428  
429 - debug check the ruing status of fwd:
440 + sudo systemctl status draginofwd
430 430  
431 - sudo systemctl status draginofwd
432 -
433 433  (% style="text-align:center" %)
434 434  [[image:1651746045057-414.png]]
435 435  
445 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image062.jpg]]
436 436  
437 - The dragino_fwd will start with the new gateway ID and TTN v3 should show the connection ok:
447 + The dragino_fwd will start with the new gateway ID and TTN v3 should show the connection ok:
438 438  
439 439  (% style="text-align:center" %)
440 440  [[image:1651746078253-168.png||height="372" width="621"]]
441 441  
452 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image064.jpg]]
442 442  
443 - We can check dragino_fwd running states in RPi by running:
444 444  
445 - //**sudo journalctl -u draginofwd -f**//
455 + We can check dragino_fwd running states in RPi by running:
446 446  
457 + sudo journalctl -u draginofwd -f
458 +
447 447  (% style="text-align:center" %)
448 448  [[image:1651746111963-838.png]]
449 449  
450 - If there are LoRaWAN nodes transmits nearby, we can see the traffic in TTN v3 –> Gateway ~-~-> Live data
462 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image066.gif]]
451 451  
464 +
465 + If there are LoRaWAN nodes transmits nearby, we can see the traffic in TTN v3 –> Gateway ~-~-> Live data
466 +
452 452  (% style="text-align:center" %)
453 453  [[image:1651746139304-966.png||height="326" width="621"]]
454 454  
470 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image068.jpg]]
455 455  
456 -===== 5.2.4 Commands to handle service =====
472 +5.2.4 Commands to handle service
457 457  
458 458  * **Stop** dragino_fwd service:  sudo systemctl stop draginofwd
459 459  * **Disable** dragino_fwd auto run after boot: sudo systemctl disable draginofwd
... ... @@ -461,24 +461,24 @@
461 461  * **Auto run** dragino_fwd after boot:  sudo systemctl enable draginofwd
462 462  * **Show status** of dragino_fwd:  sudo systemctl status draginofwd
463 463  
464 -=== 6. Order Info ===
480 +6. Order Info
465 465  
466 - Part Number: **PG1302-XX**  Or  Part Number: **PG1302-PI-XX   **(Include RPi converter board for RPI 3/4)
482 + Part Number: **PG1302-XX**  Or Part Number: **PG1302-PI-XX   **(Include RPi converter board for RPI 3/4)
467 467  
468 -**~ XX:**
484 +**~ XX:**
469 469  
470 470  * 868 (For Bands: EU868,IN865)
471 471  * 915 (For Bands: US915,AU915,AS923,KR920)
472 472  * 470 (For Band: CN470)
473 473  
474 -=== 7. Packing Info ===
490 +7. Packing Info
475 475  
476 -**~ PG1302 Package Includes**:
492 +**~ PG1302 Package Includes**:
477 477  
478 478  * PG1302 x 1
479 479  * LoRa Antenna x 1
480 480  
481 -**~ PG1302-PI Package Includes**:
497 +**~ PG1302-PI Package Includes**:
482 482  
483 483  * PG1302 x 1
484 484  * LoRa Antenna x 1
... ... @@ -485,7 +485,7 @@
485 485  * RPi3/4 converter PCB
486 486  * Screws to hole converter PCB on RPI.
487 487  
488 -=== 8. Reference ===
504 +8. Reference
489 489  
490 490  * Datasheet, User Manual & Software Download:
491 491  
... ... @@ -492,9 +492,12 @@
492 492   [[https:~~/~~/www.dropbox.com/sh/f6nbldh1qbspya5/AACgL6pDkwdBQO1BQqq_Nubwa?dl=0>>url:https://www.dropbox.com/sh/f6nbldh1qbspya5/AACgL6pDkwdBQO1BQqq_Nubwa?dl=0]]
493 493  
494 494  
495 -=== 9. Support ===
511 +9. Support
496 496  
497 497  * 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.
498 498  * 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
499 499  
500 500   [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
517 +
518 +
519 +

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