Last modified by Xiaoling on 2023/04/20 18:14
<
From version < 18.2 >
edited by Xiaoling
on 2022/07/22 11:52
To version < 21.1 >
edited by Kilight Cao
on 2022/12/01 14:01
>
Change comment: There is no comment for this version

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1 -XWiki.Xiaoling
1 +XWiki.Kilight
Content
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20 20  1. LoRaWAN Gateway model: [[LPS8>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/148-lps8.html]], [[LG308>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/140-lg308.html]], [[DLOS8>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/160-dlos8.html]] ,[[LIG16>>url:http://www.dragino.com/products/lora-lorawan-gateway/item/171-lig16.html]]
21 21  1. Firmware version for below instruction:**[[(% style="color:purple" %)Since LG02_LG08~~-~~-build-v5.4.1593400722-20200629-1120>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LPS8/Firmware/Release/]](%%)**
22 22  
23 -
24 24  = 2. How it works =
25 25  
26 26  
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44 44  
45 45  We need to input above keys in LG308 and enable ABP decryption.
46 46  
46 +
47 47  [[image:image-20220527161119-1.png]]
48 48  
49 +
49 49  Input the ABP keys in LG308
50 50  
51 51  
53 +
52 52  == 2.1 Upstream ==
53 53  
54 54  
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55 55  Now when this End Node (Dev Addr=2602111D) send a uplink packet. When this packet arrive LG308, LG308 will decode it and put the decode data on the file /var/iot/channels/2602111D . So we have this data for further process with other applications in LG308.
56 56  
57 57  (((
58 -We can see the log of LG308 to know this packet arrive
60 +We can see the log of LG308 to know this packet arrive.
61 +
62 +
59 59  )))
60 60  
61 61  [[image:image-20220527161149-2.png]]
62 62  
67 +
63 63  LG308 log by "(% style="color:red" %)**logread -f**" (%%)command
64 64  
65 65  
71 +
66 66  The data of End Node is stored in the file /var/iot/channels/2602111D. We can use hexdump command to check it.
67 67  
68 68  (% class="box" %)
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77 77  * **SNR**: 3030 3030 3030 3546 = 0x0000 005F = 95, need to divide 10 so SNR is 9.5
78 78  * **Payload**: 0xcc0c 0b63 0266 017f ff7f ff00
79 79  
80 -
81 81  (% class="box" %)
82 82  (((
83 83  (% style="color:red" %)**Notice 1**(%%): The data file stored in LG308 for the end node is bin file. If the end node sends ASCII string to gateway, the output will as below:
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88 88  000001c
89 89  )))
90 90  
96 +
91 91  (% class="box" %)
92 92  (((
93 93  (% style="color:red" %)**Notice 2**(%%): The upstream payload length should match the LoRaWAN length requirement (max length depends on Frequency and DR), otherwise the gateway can't decode the payload.
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94 94  )))
95 95  
96 96  
103 +
97 97  === 2.2.1 Decode Method ===
98 98  
99 99  
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161 161  * the last line return is what will be used for MQTT
162 162  * User can use other language ,not limited to Lua, just make sure the return is what you want to send.
163 163  
164 -
165 -
166 166  == 2.2 Downstream ==
167 167  
168 168  
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172 172  
173 173  (% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload**
174 174  
175 -Since fimware > Dragino-v2 lgw-5.4.1608518541 . Support more option
176 176  
177 -(% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow**
181 +Since fimware > [[Dragino lgw~~-~~-build-v5.4.1668567157>>https://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LG308-LG301/Firmware/Release/]] . Support more option
178 178  
183 +(% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow,Fport**
184 +
179 179  * **dev_addr:** Inptu the device address
180 180  * **imme/time:**
181 181  ** imme: send downstream immediately,For Class C end node.
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193 193  * **SF:** Spreading Factor : SF7/SF8/SF9/SF10/SF11/SF12
194 194  * **Frequency:** Transmit Frequency: example: 923300000
195 195  * **rxwindow:** transmit on Rx1Window or Rx2Window.
202 +* **Fport: **Transmit port,example:8
196 196  
197 -
198 -
199 199  (% style="color:blue" %)**Completely exmaple:**
200 200  
201 201  * **Old version:** echo 018193F4,imme,hex,0101 > /var/iot/push/test
202 -* **New version:** echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2 > /var/iot/push/test
207 +* **New version:** echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2,8 > /var/iot/push/test
203 203  
209 +(% style="color:#037691" %)**Downstream Frequency:**
204 204  
205 -
206 -(% style="color:#037691" %)**Downstream Frequency**
207 -
208 208  The LG308 will use the RX2 window info to send the downstream payload, use the default LoRaWAN settings, as below:
209 209  
210 210  * EU868: 869.525Mhz, DR0(SF12BW125)
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216 216  * IN865: 866.55Mhz, SF10 BW125
217 217  * RU864: 869.1Mhz, SF12 BW125
218 218  
219 -
220 -
221 221  (% style="color:#037691" %)**Examples:**
222 222  
223 223  (% class="box" %)
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266 266  )))
267 267  
268 268  
270 +
269 269  = 3. Example 1: Communicate with LT-22222-L =
270 270  
271 271  
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310 310  )))
311 311  
312 312  
313 -**~1. Input keys**
315 +(% style="color:blue" %)**1. Input keys**
314 314  
317 +
315 315  [[image:image-20220527162450-3.png]]
316 316  
317 317  Input Keys in LPS8
318 318  
319 319  
320 -**2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.**
321 321  
324 +(% style="color:blue" %)**2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.**
322 322  
323 -**3. Choose Built-in server**
324 324  
327 +(% style="color:blue" %)**3. Choose Built-in server**
328 +
329 +
325 325  [[image:image-20220527162518-4.png]]
326 326  
327 327  Choose Built-in server
328 328  
329 329  
330 -**4. Run the script.**
331 331  
336 +(% style="color:blue" %)**4. Run the script.**
337 +
338 +
332 332  [[image:image-20220722115213-2.png]]
333 333  
334 334  Run the script
335 335  
336 336  
337 -**5. Output:**
338 338  
345 +(% style="color:blue" %)**5. Output:**
346 +
347 +
339 339  [[image:image-20220722115133-1.png]]
340 340  
341 341  Output from LPS8
342 342  
343 343  
353 +
344 344  = 4. Example 2: Communicate to TCP Server =
345 345  
346 346  
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366 366  
367 367  
368 368  
369 -**run socket tool in PC**
379 +(% style="color:blue" %)**run socket tool in PC**
370 370  
381 +
371 371  [[image:image-20220527163028-9.png]]
372 372  
373 373  
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375 375  
376 376  
377 377  
378 -**Input Server address and port**
389 +(% style="color:blue" %)**Input Server address and port**
379 379  
391 +
380 380  [[image:image-20220527163106-10.png]]
381 381  
382 382  Input Server address and port
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383 383  
384 384  
385 385  
386 -**See value receive in socket tool:**
398 +(% style="color:blue" %)**See value receive in socket tool:**
387 387  
400 +
388 388  [[image:image-20220527163144-11.png]]
389 389  
390 390  value receive in socket tool

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