Last modified by Xiaoling on 2023/04/20 18:14
<
From version < 16.4 >
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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260 260  Rssi= -37
261 261  Receive data
262 262  (% style="color:#037691" %)**2:3132333435363738**(%%) ~-~-> ASCII string "12345678"
263 -
264 -
265 265  )))
266 266  
267 267  
270 +
268 268  = 3. Example 1: Communicate with LT-22222-L =
269 269  
270 270  
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308 308  #  whether the Device 2 has been changed.//
309 309  )))
310 310  
311 -**~1. Input keys**
312 312  
315 +(% style="color:blue" %)**1. Input keys**
316 +
317 +
313 313  [[image:image-20220527162450-3.png]]
314 314  
315 315  Input Keys in LPS8
316 316  
317 317  
318 -**2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.**
319 319  
320 -**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.**
321 321  
326 +
327 +(% style="color:blue" %)**3. Choose Built-in server**
328 +
329 +
322 322  [[image:image-20220527162518-4.png]]
323 323  
324 324  Choose Built-in server
325 325  
326 326  
327 -**4. Run the script.**
328 328  
329 -[[image:image-20220527162552-5.png]]
336 +(% style="color:blue" %)**4. Run the script.**
330 330  
338 +
339 +[[image:image-20220722115213-2.png]]
340 +
331 331  Run the script
332 332  
333 333  
334 -**5. Output:**
335 335  
336 -[[image:image-20220527162619-6.png]]
345 +(% style="color:blue" %)**5. Output:**
337 337  
347 +
348 +[[image:image-20220722115133-1.png]]
349 +
338 338  Output from LPS8
339 339  
340 340  
353 +
341 341  = 4. Example 2: Communicate to TCP Server =
342 342  
343 343  
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363 363  
364 364  
365 365  
366 -**run socket tool in PC**
379 +(% style="color:blue" %)**run socket tool in PC**
367 367  
381 +
368 368  [[image:image-20220527163028-9.png]]
369 369  
370 370  
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372 372  
373 373  
374 374  
375 -**Input Server address and port**
389 +(% style="color:blue" %)**Input Server address and port**
376 376  
391 +
377 377  [[image:image-20220527163106-10.png]]
378 378  
379 379  Input Server address and port
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380 380  
381 381  
382 382  
383 -**See value receive in socket tool:**
398 +(% style="color:blue" %)**See value receive in socket tool:**
384 384  
400 +
385 385  [[image:image-20220527163144-11.png]]
386 386  
387 387  value receive in socket tool
image-20220722115133-1.png
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