Last modified by Xiaoling on 2023/04/20 18:14
<
From version < 16.8 >
edited by Xiaoling
on 2022/07/22 11:46
To version < 20.1 >
edited by Kilight Cao
on 2022/12/01 14:00
>
Change comment: There is no comment for this version

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1 -XWiki.Xiaoling
1 +XWiki.Kilight
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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 23  
24 -
25 -
26 26  = 2. How it works =
27 27  
28 28  
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46 46  
47 47  We need to input above keys in LG308 and enable ABP decryption.
48 48  
47 +
49 49  [[image:image-20220527161119-1.png]]
50 50  
50 +
51 51  Input the ABP keys in LG308
52 52  
53 53  
54 +
54 54  == 2.1 Upstream ==
55 55  
56 56  
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57 57  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.
58 58  
59 59  (((
60 -We can see the log of LG308 to know this packet arrive
61 +We can see the log of LG308 to know this packet arrive.
62 +
63 +
61 61  )))
62 62  
63 63  [[image:image-20220527161149-2.png]]
64 64  
68 +
65 65  LG308 log by "(% style="color:red" %)**logread -f**" (%%)command
66 66  
67 67  
72 +
68 68  The data of End Node is stored in the file /var/iot/channels/2602111D. We can use hexdump command to check it.
69 69  
70 70  (% class="box" %)
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89 89  000001c
90 90  )))
91 91  
97 +
92 92  (% class="box" %)
93 93  (((
94 94  (% 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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95 95  )))
96 96  
97 97  
104 +
98 98  === 2.2.1 Decode Method ===
99 99  
100 100  
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162 162  * the last line return is what will be used for MQTT
163 163  * User can use other language ,not limited to Lua, just make sure the return is what you want to send.
164 164  
172 +
165 165  == 2.2 Downstream ==
166 166  
167 167  
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171 171  
172 172  (% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload**
173 173  
174 -Since fimware > Dragino-v2 lgw-5.4.1608518541 . Support more option
175 175  
183 +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
184 +
176 176  (% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow**
177 177  
178 178  * **dev_addr:** Inptu the device address
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192 192  * **SF:** Spreading Factor : SF7/SF8/SF9/SF10/SF11/SF12
193 193  * **Frequency:** Transmit Frequency: example: 923300000
194 194  * **rxwindow:** transmit on Rx1Window or Rx2Window.
204 +* **Fport: **Transmit port,example:8
195 195  
196 196  
197 197  (% style="color:blue" %)**Completely exmaple:**
198 198  
199 199  * **Old version:** echo 018193F4,imme,hex,0101 > /var/iot/push/test
200 -* **New version:** echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2 > /var/iot/push/test
210 +* **New version:** echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2,2 > /var/iot/push/test
201 201  
212 +(% style="color:#037691" %)**Downstream Frequency:**
202 202  
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 -
217 217  (% style="color:#037691" %)**Examples:**
218 218  
219 219  (% class="box" %)
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262 262  )))
263 263  
264 264  
273 +
265 265  = 3. Example 1: Communicate with LT-22222-L =
266 266  
267 267  
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306 306  )))
307 307  
308 308  
309 -**~1. Input keys**
318 +(% style="color:blue" %)**1. Input keys**
310 310  
320 +
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  
327 +(% style="color:blue" %)**2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.**
318 318  
319 -**3. Choose Built-in server**
320 320  
330 +(% style="color:blue" %)**3. Choose Built-in server**
331 +
332 +
321 321  [[image:image-20220527162518-4.png]]
322 322  
323 323  Choose Built-in server
324 324  
325 325  
326 -**4. Run the script.**
327 327  
328 -[[image:image-20220527162552-5.png]]
339 +(% style="color:blue" %)**4. Run the script.**
329 329  
341 +
342 +[[image:image-20220722115213-2.png]]
343 +
330 330  Run the script
331 331  
332 332  
333 -**5. Output:**
334 334  
335 -[[image:image-20220527162619-6.png]]
348 +(% style="color:blue" %)**5. Output:**
336 336  
350 +
351 +[[image:image-20220722115133-1.png]]
352 +
337 337  Output from LPS8
338 338  
339 339  
356 +
340 340  = 4. Example 2: Communicate to TCP Server =
341 341  
342 342  
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362 362  
363 363  
364 364  
365 -**run socket tool in PC**
382 +(% style="color:blue" %)**run socket tool in PC**
366 366  
384 +
367 367  [[image:image-20220527163028-9.png]]
368 368  
369 369  
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371 371  
372 372  
373 373  
374 -**Input Server address and port**
392 +(% style="color:blue" %)**Input Server address and port**
375 375  
394 +
376 376  [[image:image-20220527163106-10.png]]
377 377  
378 378  Input Server address and port
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379 379  
380 380  
381 381  
382 -**See value receive in socket tool:**
401 +(% style="color:blue" %)**See value receive in socket tool:**
383 383  
403 +
384 384  [[image:image-20220527163144-11.png]]
385 385  
386 386  value receive in socket tool
image-20220722115133-1.png
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