<
From version < 102.1 >
edited by Edwin Chen
on 2022/05/25 19:42
To version < 108.14 >
edited by Xiaoling
on 2022/07/28 14:55
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Title
... ... @@ -1,1 +1,1 @@
1 -PG1302 LoRaWAN Concentrator
1 +PG1302 - LoRaWAN Concentrator User Manual
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Edwin
1 +XWiki.Xiaoling
Content
... ... @@ -1,11 +1,9 @@
1 1  (% style="text-align:center" %)
2 -[[image:Main.User Manual for All Gateway models.WebHome@pg1302.jpg||height="391" width="549"]]
2 +[[image:image-20220616085956-1.jpeg||height="609" width="609"]]
3 3  
4 4  
5 5  
6 -**PG1302 LoRaWAN Concentrator User Manual**
7 7  
8 -
9 9  **Table of Contents:**
10 10  
11 11  {{toc/}}
... ... @@ -16,20 +16,28 @@
16 16  
17 17  )))
18 18  
19 -= 1. Introduction =
17 += **1. Introduction** =
20 20  
21 -== 1.1 What is PG1302 LoRaWAN Concentrator? ==
19 +== **1.1 What is PG1302 LoRaWAN Concentrator?** ==
22 22  
23 23  
22 +(((
24 24  The PG1302 is a (% style="color:green" %)**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.
24 +)))
25 25  
26 +(((
26 26  The PG1302 is designed to use with Raspberry Pi to build smart metering fixed networks and Internet of Things applications with up to 5000 nodes per km2 in a moderately interfered environment.
28 +)))
27 27  
30 +(((
28 28  PG1302 is fully compatible with (% style="color:green" %)**RPi3/4 or Tinker Board**(%%), users can use the pre-build OS from Dragino to set up and easy to use the module by Web UI. Or install the raw LoRaWAN driver in the existing OS.
32 +)))
29 29  
30 30  
31 -== 1.2 Features ==
32 32  
36 +== **1.2 Features** ==
37 +
38 +
33 33  * Base on Semtech SX1302 solution
34 34  * Support Raspberry Pi 3B/3B+/4
35 35  * Up to -140dBm sensitivity
... ... @@ -37,28 +37,45 @@
37 37  * Mini-PCIe Interface
38 38  * Converter board to support Raspberry Pi
39 39  
40 -== 1.3 General Interfaces ==
41 41  
47 +
48 +== **1.3 General Interfaces for PG1302** ==
49 +
50 +
42 42  * SPI interface for LoRa
43 43  * Power Input: 5v, 1A
44 44  * 1 x I-PEX for LoRa
45 45  
46 -== 1.4 Pin Mapping ==
47 47  
56 +
57 +== **1.4 Pin Mapping** ==
58 +
59 +
48 48   [[image:1651743282627-547.png||height="402" width="425"]]
49 49  
50 -== 1.5 LEDs ==
51 51  
52 - TX: Blink when transmit a packet
53 - RX: Blink when receive a packet
54 - Config: Always ON
55 55  
56 -== 1.6 Power Consumption ==
64 +== **1.5 LEDs** ==
57 57  
58 - TBD
59 59  
60 -== 1.7 Applications ==
67 +TX: Blink when transmit a packet
68 +RX: Blink when receive a packet
69 +Config: Always ON
61 61  
71 +
72 +
73 +== **1.6 Power Consumption** ==
74 +
75 +
76 +<300mA @ 3.3v.
77 +
78 +Detail Test Report see [[this link>>https://www.dropbox.com/sh/89virm4y0b02c7i/AAA-cgQEsSc8gNGFYAB0qZ_Za?dl=0]]
79 +
80 +
81 +
82 +== **1.7 Applications** ==
83 +
84 +
62 62  * Smart Buildings & Home Automation
63 63  * Logistics and Supply Chain Management
64 64  * Smart Metering
... ... @@ -66,48 +66,71 @@
66 66  * Smart Cities
67 67  * Smart Factory
68 68  
69 -= 2. Example: Set up as LoRaWAN gateway. =
70 70  
71 -== 2.1 System structure ==
72 72  
94 += **2. Example: Set up as LoRaWAN gateway.** =
95 +
96 +== **2.1 System structure** ==
97 +
98 +
99 +(((
73 73  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. Set up method for other server are similar.
101 +)))
74 74  
75 75  [[image:1651743698677-436.png||height="457" width="686"]]
76 76  
77 -== 2.2 Hardware Installation ==
78 78  
106 +
107 +== **2.2 Hardware Installation** ==
108 +
109 +
79 79  (% style="color:red" %)**Important Notice: Please power the RPI with 5V,3A cable.**
80 80  
81 -[[image:1651743803032-803.png]]
112 +[[image:image-20220621104746-1.png||height="381" width="451"]]
82 82  
83 -= 3. Install the software? =
84 84  
85 -There are two ways to install software in RPi4 to use PG1302.
86 86  
87 -* Flash SD card with Dragino pre-build image which support Web UI.
88 -* Install lora packet forwarder in existing RPi OS.
116 += **3. Install the software?** =
89 89  
90 -= 4. Flash with pre-build image =
91 91  
92 -== 4.1 Download the dragino image for RPI ==
119 +There are two ways to install the software in RPi4 to use PG1302.
93 93  
94 -Download PG1302_for_Rpi4_64_with_webui from
95 -[[https:~~/~~/www.dropbox.com/sh/f6nbldh1qbspya5/AACgL6pDkwdBQO1BQqq_Nubwa?dl=0>>https://www.dropbox.com/sh/f6nbldh1qbspya5/AACgL6pDkwdBQO1BQqq_Nubwa?dl=0]]
121 +* Flash SD card with Dragino pre-build image which supports Web UI.
122 +* Install Lora packet forwarder in existing RPi OS.
96 96  
97 -== 4.2 Flash the image to SD card ==
98 98  
99 -Flash the image to SD card:
100 100  
126 += **4. Flash with pre-build image** =
127 +
128 +== **4.1 Download the dragino image for RPI** ==
129 +
130 +
131 +(((
132 +Download PG1302_for_Rpi4_64_with_webui from: [[https:~~/~~/www.dropbox.com/sh/f6nbldh1qbspya5/AACgL6pDkwdBQO1BQqq_Nubwa?dl=0>>https://www.dropbox.com/sh/f6nbldh1qbspya5/AACgL6pDkwdBQO1BQqq_Nubwa?dl=0]]
133 +)))
134 +
135 +
136 +
137 +== **4.2 Flash the image to an SD card** ==
138 +
139 +
140 +Flash the image to the SD card:
141 +
101 101  [[image:1651744119133-233.png||height="373" width="621"]]
102 102  
103 - Note: Download the flash tool following this link
104 104  
105 - [[https:~~/~~/www.balena.io/etcher/>>https://www.balena.io/etcher/]]
145 +(% style="color:red" %)**Note: Download the flash tool following this link:**[[https:~~/~~/www.balena.io/etcher/>>https://www.balena.io/etcher/]]
106 106  
107 -== 4.3 Access the Linux console ==
108 108  
109 -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. 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
110 110  
149 +== **4.3 Access the Linux console** ==
150 +
151 +
152 +(((
153 +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. 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
154 +)))
155 +
156 +
111 111  [[image:1651744193675-591.png||height="450" width="466"]]
112 112  
113 113  The account details for Web Login are:
... ... @@ -130,29 +130,41 @@
130 130  
131 131  (((
132 132  **~ (% style="color:#0000ff" %)Pi/dragino(%%)**
179 +
180 +
133 133  )))
134 134  
135 -After log in, you will be in the Linux console and type command here.
183 +After logging in, you will be in the Linux console and type the command here.
136 136  
137 137  [[image:1651744358515-107.png||height="366" width="581"]]
138 138  
139 -== 4.4 Access the WebUI of RPi4. ==
140 140  
141 -=== 4.4.1 Home page ===
142 142  
143 -Open a browser on the PC and type the RPI ip address[[http:~~/~~/IP_ADDRESS** **>>url:http://192.168.1.xx/]] (If the IP is assigned by uplink router)
189 +== **4.4 Access the WebUI of RPi4.** ==
190 +
191 +=== **4.4.1 Home page** ===
192 +
193 +
194 +(((
195 +Open a browser on the PC and type the RPI ip address [[http:~~/~~/IP_ADDRESS** **>>url:http://192.168.1.xx/]] (If the IP is assigned by the uplink router)
144 144  You will see the login interface of RPI as shown below.
145 145  The account details for Web Login are:
198 +)))
146 146  
147 147  (((
148 148  **~ (% style="color:#0000ff" %)User Name: root(%%)**
149 149  (% style="color:#0000ff" %)** Password:   dragino**
203 +
204 +
150 150  )))
151 151  
152 152  [[image:1651744457761-993.png||height="352" width="621"]]
153 153  
154 -=== 4.4.2 LoRa Page ===
155 155  
210 +
211 +=== **4.4.2 LoRa Page** ===
212 +
213 +
156 156  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.
157 157  
158 158  [[image:1651744554845-970.png||height="328" width="621"]]
... ... @@ -159,62 +159,76 @@
159 159  
160 160  Different PG1302 hardware version can support different frequency range:
161 161  
162 -➢ 868: valid frequency: 863Mhz ~~ 870Mhz. for bands EU868, RU864, IN865 or KZ865.
220 +➢** (% style="color:red" %)868: valid frequency: 863Mhz ~~ 870Mhz. for bands EU868, RU864, IN865 or KZ865.(%%)**
163 163  
164 -➢ 915: valid frequency: 902Mhz ~~ 928Mhz. for bands US915, AU915, AS923 or KR920
222 +➢ (% style="color:red" %)**915: valid frequency: 902Mhz ~~ 928Mhz. for bands US915, AU915, AS923 or KR920**
165 165  
166 -After user choose the frequency plan, he can see the actually frequency in used by checking the
224 +After user choose the frequency plan, he can see the actually frequency in used by checking the (% style="color:#037691" %)**page LogRead ~-~-> LoRa Log**
167 167  
168 -page LogRead ~-~-> LoRa Log
226 +(% style="color:red" %)**Note *: [[See this instruction for how to customize frequency band>>doc:Main.How to customized LoRaWAN frequency band.WebHome]]**
169 169  
170 -Note *: [[See this instruction for how to customize frequency band>>doc:Main.How to customized LoRaWAN frequency band.WebHome]]
171 171  
172 172  
173 -=== 4.4.3 LoRaWAN Page ===
230 +=== **4.4.3 LoRaWAN Page** ===
174 174  
175 -==== 4.4.3.1 Semtech UDP ====
232 +==== **4.4.3.1 Semtech UDP** ====
176 176  
234 +
177 177  [[image:1651744767914-283.png||height="352" width="621"]]
178 178  
179 -Note *: [[See this instruction for how to configure TTN>>doc:Main.Notes for TTN.WebHome]].
237 +(% style="color:red" %)**Note *: [[See this instruction for how to configure TTN>>doc:Main.Notes for TTN.WebHome]].**
180 180  
181 181  
182 -==== 4.4.3.2 Basic Station ====
183 183  
241 +==== **4.4.3.2 Basic Station** ====
242 +
243 +
184 184  [[image:1651744890629-683.png||height="380" width="621"]]
185 185  
186 -Note *: [[See this instruction for how to configure AWS-loT-Core>>doc:Main.AWS IoT Core for LoRaWAN.WebHome]].
187 187  
247 +(% style="color:red" %)**Note *: [[See this instruction for how to configure AWS-loT-Core>>doc:Main.AWS IoT Core for LoRaWAN.WebHome]].**
188 188  
189 -=== 4.4.4 LogRead ===
190 190  
191 -==== 4.4.4.1 LoRa Log ====
192 192  
251 +=== **4.4.4 LogRead** ===
252 +
253 +==== **4.4.4.1 LoRa Log** ====
254 +
255 +
193 193  [[image:1651744955955-452.png||height="571" width="621"]]
194 194  
195 195  Show the frequency for LoRa Radio and traffics.
196 196  
197 -==== 4.4.4.2 System Log ====
198 198  
261 +
262 +==== **4.4.4.2 System Log** ====
263 +
264 +
199 199  Show system log.
200 200  
201 201  [[image:1651745003470-264.png||height="477" width="621"]]
202 202  
203 -==== 4.4.4.3 Record Log ====
204 204  
270 +
271 +==== **4.4.4.3 Record Log** ====
272 +
273 +
205 205  **Record the system log.**
206 206  
207 207  [[image:1651745069814-662.png||height="144" width="621"]]
208 208  
209 -= 5. Install stand alone LoRa Packet Forwarder. =
210 210  
211 -== 5.1 OS requirement ==
212 212  
280 += **5. Install stand-alone LoRa Packet Forwarder.** =
281 +
282 +== **5.1 OS requirement** ==
283 +
284 +
213 213  RPI in this example is RPI model 4B with fresh Raspbian OS install.
214 214  
215 215  (% class="box" %)
216 216  (((
217 - pi@raspberrypi:~~$ cat /etc/os-release
289 + pi@raspberrypi:~~$ cat /etc/os-release
218 218   PRETTY_NAME="Raspbian GNU/Linux 8 (jessie)"
219 219   NAME="Raspbian GNU/Linux"
220 220   VERSION_ID="8"
... ... @@ -224,22 +224,30 @@
224 224   HOME_URL="http:~/~/www.raspbian.org/"
225 225   SUPPORT_URL="http:~/~/www.raspbian.org/RaspbianForums"
226 226   BUG_REPORT_URL="http:~/~/www.raspbian.org/RaspbianBugs"
299 +
300 +
227 227  )))
228 228  
229 -== 5.2 Get Gateway ID in Raspberry and input this in TTN v3. ==
230 230  
231 -In RPI, run below command to get a Gateway ID
232 232  
305 +== **5.2 Get Gateway ID in Raspberry and input this in TTN v3** ==
306 +
307 +
308 +In RPI, run the below command to get a Gateway ID
309 +
233 233  (% class="box infomessage" %)
234 234  (((
235 - ifconfig eth0
312 +**~ ifconfig eth0**
236 236  )))
237 237  
238 238  [[image:1651745210205-512.png||height="130" width="621"]]
239 239  
317 +
240 240  (((
241 241  (((
242 242  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.
321 +
322 +
243 243  )))
244 244  )))
245 245  
... ... @@ -247,17 +247,21 @@
247 247  
248 248  [[image:1651745306744-481.png||height="478" width="621"]]
249 249  
330 +
250 250  After set up, the status should show not connected as below:
251 251  
252 252  [[image:1651745366987-458.png||height="363" width="621"]]
253 253  
254 -=== 5.2.1 Download and install LoRaWAN packet forwarder ===
255 255  
336 +
337 +=== **5.2.1 Download and install LoRaWAN packet forwarder** ===
338 +
339 +
256 256  Enable SPI and I2C first:
257 257  
258 -a)SPI needs to be enabled on the Raspberry Pi
342 +a)  SPI needs to be enabled on the Raspberry Pi
259 259  
260 -Run (% style="background-color:#dcdcdc" %)**sudo raspi-config**(%%) to open the config window
344 +Run (% style="background-color:yellow" %) **sudo raspi-config**(%%) to open the config window
261 261  
262 262  [[image:1651745476754-240.png||height="234" width="629"]]
263 263  
... ... @@ -265,10 +265,14 @@
265 265  
266 266  [[image:image-20220505181135-2.png||height="229" width="622"]]
267 267  
268 -In RPI , Fist: Enter root account:
269 269  
353 +
354 +In RPI, Fist: Enter the root account:
355 +
270 270  (((
271 271  [[image:1651745583363-614.png||height="151" width="732"]]
358 +
359 +
272 272  )))
273 273  
274 274  and then run:
... ... @@ -289,10 +289,14 @@
289 289  
290 290  (((
291 291  [[image:1651745657252-173.png||height="426" width="621"]]
380 +
381 +
382 +
292 292  )))
293 293  
294 -=== 5.2.2 Config Gateway ID, Frequency Band and Server address ===
385 +=== **5.2.2 Config Gateway ID, Frequency Band and Server address** ===
295 295  
387 +
296 296  (((
297 297  After installation, user can find the configuration file in** (% style="color:#0000ff" %)/etc/lora/ (%%)**Replace the gateway ID we got above to the (% style="color:#0000ff" %)**gateway_ID** (%%)in file (% style="color:#0000ff" %)**local_conf.json.**
298 298  )))
... ... @@ -299,26 +299,30 @@
299 299  
300 300  (((
301 301  The default LoRaWAN server points to localhost, user need to put the correct server address to the server_address field in file (% style="color:#0000ff" %)**local_conf.json**(%%), like below.
394 +
395 +
302 302  )))
303 303  
304 304  [[image:1651745709709-887.png||height="820" width="621"]]
305 305  
306 -User can find the TTN v3 server address from:
307 307  
308 -[[Server Addresses ~| The Things Stack for LoRaWAN (thethingsindustries.com)>>url:https://www.thethingsindustries.com/docs/getting-started/server-addresses/#deployments]]
401 +User can find the TTN v3 server address from: [[Server Addresses ~| The Things Stack for LoRaWAN (thethingsindustries.com)>>url:https://www.thethingsindustries.com/docs/getting-started/server-addresses/#deployments]]
309 309  
310 310  And the default frequency band is US915 in (% style="color:#0000ff" %)**global_conf.json**(%%) file.
311 311  
312 312  [[image:1651745838008-820.png||height="650" width="621"]]
313 313  
407 +
314 314  * If user want to change to other frequency bands, User can copy the file from(% style="color:#0000ff" %)** /etc/lora/cfg-302**(%%) ** **and put it into** (% style="color:#0000ff" %)/etc/lora/global_conf.json(%%).**
315 315  
316 - 1).Chose your need the name of region frequency.
410 +**~ 1). Chose your need the name of region frequency.**
317 317  
318 318  [[image:1651745867516-322.png||height="83" width="740"]]
319 319  
320 - 2). Use this command to copy it.
321 321  
415 +*
416 +** 2). Use this command to copy it.
417 +
322 322   cp /etc/lora/cfg-302/EU-global_conf.json /etc/lora/global_conf.json
323 323  
324 324  [[image:1651745984006-868.png||height="87" width="745"]]
... ... @@ -325,8 +325,9 @@
325 325  
326 326  * If user wants to change to other LoRaWAN server, modify the (% style="color:#0000ff" %)**global_conf.json**(%%) file.
327 327  
328 -=== 5.2.3 Check result ===
424 +=== **5.2.3 Check result** ===
329 329  
426 +
330 330  (((
331 331  Run below command to restart the dragino_fwd:
332 332  )))
... ... @@ -334,15 +334,16 @@
334 334  (((
335 335  (% class="box infomessage" %)
336 336  (((
337 -sudo systemctl stop draginofwd
434 +**sudo systemctl stop draginofwd**
338 338  )))
339 339  
340 340  (% class="box infomessage" %)
341 341  (((
342 -sudo systemctl start draginofwd
439 +**sudo systemctl start draginofwd**
343 343  )))
344 344  )))
345 345  
443 +
346 346  (((
347 347  debug check the ruing status of fwd:
348 348  )))
... ... @@ -350,32 +350,40 @@
350 350  (((
351 351  (% class="box infomessage" %)
352 352  (((
353 -sudo systemctl status draginofwd
451 +**sudo systemctl status draginofwd**
354 354  )))
355 355  )))
356 356  
357 357  [[image:1651746045057-414.png||height="193" width="729"]]
358 358  
457 +
458 +
359 359  The dragino_fwd will start with the new gateway ID and TTN v3 should show the connection ok:
360 360  
461 +
361 361  [[image:1651746078253-168.png||height="372" width="621"]]
362 362  
363 363  
465 +
364 364  We can check dragino_fwd running states in RPi by running:
365 365  
366 366  (% class="box infomessage" %)
367 367  (((
368 - sudo journalctl -u draginofwd -f
470 +**~ sudo journalctl -u draginofwd -f**
369 369  )))
370 370  
371 371  [[image:1651746111963-838.png||height="184" width="730"]]
372 372  
373 - If there are LoRaWAN nodes transmitting nearby, we can see the traffic in **TTN v3 –> Gateway ~-~-> Live data**
374 374  
476 + If there are LoRaWAN nodes transmitting nearby, we can see the traffic in (% style="color:#037691" %)**TTN v3 –> Gateway ~-~-> Live data**
477 +
375 375  [[image:1651746139304-966.png||height="326" width="621"]]
376 376  
377 -=== 5.2.4 Commands to handle service ===
378 378  
481 +
482 +=== **5.2.4 Commands to handle service** ===
483 +
484 +
379 379  * (% style="color:#0000ff" %)**Stop** (%%)dragino_fwd service:  sudo systemctl stop draginofwd
380 380  * (% style="color:#0000ff" %)**Disable**(%%) dragino_fwd auto run after boot: sudo systemctl disable draginofwd
381 381  * (% style="color:#0000ff" %)**Start** (%%)dragino_fwd : sudo systemctl start draginofwd
... ... @@ -382,19 +382,25 @@
382 382  * (% style="color:#0000ff" %)**Auto run**(%%) dragino_fwd after boot:  sudo systemctl enable draginofwd
383 383  * (% style="color:#0000ff" %)**Show status** (%%)of dragino_fwd:  sudo systemctl status draginofwd
384 384  
385 -= 6. Order Info =
386 386  
492 += **6. Order Info** =
493 +
494 +
387 387  Part Number: (% style="color:#0000ff" %)**PG1302-XX**   (%%) Or  Part Number: (% style="color:#0000ff" %)**PG1302-PI-XX   **(%%)(Include RPi converter board for RPI 3/4)
388 388  
389 389  **~ (% style="color:#0000ff" %)XX:(%%)**
390 390  
391 -* (% style="color:#0000ff" %)**868** (%%)(For Bands: EU868,IN865)
392 -* (% style="color:#0000ff" %)**915** (%%)(For Bands: US915,AU915,AS923,KR920)
393 -* (% style="color:#0000ff" %)**470** (%%)(For Band: CN470)
499 +* (% style="color:red" %)**868** (%%)(For Bands: EU868,IN865)
500 +* (% style="color:red" %)**915** (%%)(For Bands: US915,AU915,AS923,KR920)
501 +* (% style="color:red" %)**470** (%%)(For Band: CN470)
394 394  
395 -= 7. Packing Info =
396 396  
504 +
505 += **7. Packing Info** =
506 +
397 397  (((
508 +
509 +
398 398  **PG1302 Package Includes**:
399 399  )))
400 400  
... ... @@ -406,6 +406,9 @@
406 406  )))
407 407  
408 408  (((
521 +
522 +
523 +
409 409  **PG1302-PI Package Includes**:
410 410  )))
411 411  
... ... @@ -414,11 +414,19 @@
414 414  * RPi3/4 converter PCB
415 415  * Screws to hole converter PCB on RPI.
416 416  
532 +**PG1302-PI Dimension and weight: **
533 +
534 +* Device Size: 18 x 8 x 4 cm
535 +* Weight: 150g
536 +
537 +
538 +
417 417  (((
418 -= 8. Support =
540 += **8. Support** =
419 419  
542 +
420 420  (((
421 -If you are experiencing issues and cant solve, you can send mail to
544 +If you are experiencing issues and can't solve, you can send mail to
422 422  )))
423 423  
424 424  (((
image-20220616085956-1.jpeg
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Xiaoling
Size
... ... @@ -1,0 +1,1 @@
1 +717.6 KB
Content
image-20220621104746-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Edwin
Size
... ... @@ -1,0 +1,1 @@
1 +861.7 KB
Content
Copyright ©2010-2022 Dragino Technology Co., LTD. All rights reserved
Dragino Wiki v2.0