Last modified by Xiaoling on 2023/04/20 18:14
<
From version < 16.5 >
edited by Xiaoling
on 2022/07/22 11:45
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
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43 43  
44 44  We need to input above keys in LG308 and enable ABP decryption.
45 45  
46 +
46 46  [[image:image-20220527161119-1.png]]
47 47  
49 +
48 48  Input the ABP keys in LG308
49 49  
50 50  
53 +
51 51  == 2.1 Upstream ==
52 52  
53 53  
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54 54  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.
55 55  
56 56  (((
57 -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 +
58 58  )))
59 59  
60 60  [[image:image-20220527161149-2.png]]
61 61  
67 +
62 62  LG308 log by "(% style="color:red" %)**logread -f**" (%%)command
63 63  
64 64  
71 +
65 65  The data of End Node is stored in the file /var/iot/channels/2602111D. We can use hexdump command to check it.
66 66  
67 67  (% class="box" %)
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86 86  000001c
87 87  )))
88 88  
96 +
89 89  (% class="box" %)
90 90  (((
91 91  (% 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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92 92  )))
93 93  
94 94  
103 +
95 95  === 2.2.1 Decode Method ===
96 96  
97 97  
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159 159  * the last line return is what will be used for MQTT
160 160  * User can use other language ,not limited to Lua, just make sure the return is what you want to send.
161 161  
162 -
163 163  == 2.2 Downstream ==
164 164  
165 165  
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169 169  
170 170  (% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload**
171 171  
172 -Since fimware > Dragino-v2 lgw-5.4.1608518541 . Support more option
173 173  
174 -(% 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
175 175  
183 +(% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow,Fport**
184 +
176 176  * **dev_addr:** Inptu the device address
177 177  * **imme/time:**
178 178  ** imme: send downstream immediately,For Class C end node.
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190 190  * **SF:** Spreading Factor : SF7/SF8/SF9/SF10/SF11/SF12
191 191  * **Frequency:** Transmit Frequency: example: 923300000
192 192  * **rxwindow:** transmit on Rx1Window or Rx2Window.
202 +* **Fport: **Transmit port,example:8
193 193  
194 -
195 -
196 196  (% style="color:blue" %)**Completely exmaple:**
197 197  
198 198  * **Old version:** echo 018193F4,imme,hex,0101 > /var/iot/push/test
199 -* **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
200 200  
209 +(% style="color:#037691" %)**Downstream Frequency:**
201 201  
202 -
203 -(% style="color:#037691" %)**Downstream Frequency**
204 -
205 205  The LG308 will use the RX2 window info to send the downstream payload, use the default LoRaWAN settings, as below:
206 206  
207 207  * EU868: 869.525Mhz, DR0(SF12BW125)
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213 213  * IN865: 866.55Mhz, SF10 BW125
214 214  * RU864: 869.1Mhz, SF12 BW125
215 215  
216 -
217 -
218 218  (% style="color:#037691" %)**Examples:**
219 219  
220 220  (% class="box" %)
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263 263  )))
264 264  
265 265  
270 +
266 266  = 3. Example 1: Communicate with LT-22222-L =
267 267  
268 268  
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306 306  #  whether the Device 2 has been changed.//
307 307  )))
308 308  
309 -**~1. Input keys**
310 310  
315 +(% style="color:blue" %)**1. Input keys**
316 +
317 +
311 311  [[image:image-20220527162450-3.png]]
312 312  
313 313  Input Keys in LPS8
314 314  
315 315  
316 -**2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.**
317 317  
318 -**3. Choose Built-in server**
324 +(% style="color:blue" %)**2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.**
319 319  
326 +
327 +(% style="color:blue" %)**3. Choose Built-in server**
328 +
329 +
320 320  [[image:image-20220527162518-4.png]]
321 321  
322 322  Choose Built-in server
323 323  
324 324  
325 -**4. Run the script.**
326 326  
327 -[[image:image-20220527162552-5.png]]
336 +(% style="color:blue" %)**4. Run the script.**
328 328  
338 +
339 +[[image:image-20220722115213-2.png]]
340 +
329 329  Run the script
330 330  
331 331  
332 -**5. Output:**
333 333  
334 -[[image:image-20220527162619-6.png]]
345 +(% style="color:blue" %)**5. Output:**
335 335  
347 +
348 +[[image:image-20220722115133-1.png]]
349 +
336 336  Output from LPS8
337 337  
338 338  
353 +
339 339  = 4. Example 2: Communicate to TCP Server =
340 340  
341 341  
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361 361  
362 362  
363 363  
364 -**run socket tool in PC**
379 +(% style="color:blue" %)**run socket tool in PC**
365 365  
381 +
366 366  [[image:image-20220527163028-9.png]]
367 367  
368 368  
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370 370  
371 371  
372 372  
373 -**Input Server address and port**
389 +(% style="color:blue" %)**Input Server address and port**
374 374  
391 +
375 375  [[image:image-20220527163106-10.png]]
376 376  
377 377  Input Server address and port
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378 378  
379 379  
380 380  
381 -**See value receive in socket tool:**
398 +(% style="color:blue" %)**See value receive in socket tool:**
382 382  
400 +
383 383  [[image:image-20220527163144-11.png]]
384 384  
385 385  value receive in socket tool
image-20220722115133-1.png
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