Last modified by Xiaoling on 2023/04/20 18:14
<
From version < 17.1 >
edited by Xiaoling
on 2022/07/22 11:51
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
Content
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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 25  = 2. How it works =
26 26  
27 27  
... ... @@ -45,11 +45,14 @@
45 45  
46 46  We need to input above keys in LG308 and enable ABP decryption.
47 47  
47 +
48 48  [[image:image-20220527161119-1.png]]
49 49  
50 +
50 50  Input the ABP keys in LG308
51 51  
52 52  
54 +
53 53  == 2.1 Upstream ==
54 54  
55 55  
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56 56  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.
57 57  
58 58  (((
59 -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 +
60 60  )))
61 61  
62 62  [[image:image-20220527161149-2.png]]
63 63  
68 +
64 64  LG308 log by "(% style="color:red" %)**logread -f**" (%%)command
65 65  
66 66  
72 +
67 67  The data of End Node is stored in the file /var/iot/channels/2602111D. We can use hexdump command to check it.
68 68  
69 69  (% class="box" %)
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78 78  * **SNR**: 3030 3030 3030 3546 = 0x0000 005F = 95, need to divide 10 so SNR is 9.5
79 79  * **Payload**: 0xcc0c 0b63 0266 017f ff7f ff00
80 80  
81 -
82 -
83 83  (% class="box" %)
84 84  (((
85 85  (% 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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90 90  000001c
91 91  )))
92 92  
97 +
93 93  (% class="box" %)
94 94  (((
95 95  (% 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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96 96  )))
97 97  
98 98  
104 +
99 99  === 2.2.1 Decode Method ===
100 100  
101 101  
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164 164  * User can use other language ,not limited to Lua, just make sure the return is what you want to send.
165 165  
166 166  
167 -
168 -
169 169  == 2.2 Downstream ==
170 170  
171 171  
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175 175  
176 176  (% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload**
177 177  
178 -Since fimware > Dragino-v2 lgw-5.4.1608518541 . Support more option
179 179  
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 +
180 180  (% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow**
181 181  
182 182  * **dev_addr:** Inptu the device address
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196 196  * **SF:** Spreading Factor : SF7/SF8/SF9/SF10/SF11/SF12
197 197  * **Frequency:** Transmit Frequency: example: 923300000
198 198  * **rxwindow:** transmit on Rx1Window or Rx2Window.
204 +* **Fport: **Transmit port,example:8
199 199  
200 200  
201 -
202 -
203 203  (% style="color:blue" %)**Completely exmaple:**
204 204  
205 205  * **Old version:** echo 018193F4,imme,hex,0101 > /var/iot/push/test
206 -* **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
207 207  
212 +(% style="color:#037691" %)**Downstream Frequency:**
208 208  
209 -
210 -
211 -(% style="color:#037691" %)**Downstream Frequency**
212 -
213 213  The LG308 will use the RX2 window info to send the downstream payload, use the default LoRaWAN settings, as below:
214 214  
215 215  * EU868: 869.525Mhz, DR0(SF12BW125)
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221 221  * IN865: 866.55Mhz, SF10 BW125
222 222  * RU864: 869.1Mhz, SF12 BW125
223 223  
224 -
225 -
226 -
227 227  (% style="color:#037691" %)**Examples:**
228 228  
229 229  (% class="box" %)
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272 272  )))
273 273  
274 274  
273 +
275 275  = 3. Example 1: Communicate with LT-22222-L =
276 276  
277 277  
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316 316  )))
317 317  
318 318  
319 -**~1. Input keys**
318 +(% style="color:blue" %)**1. Input keys**
320 320  
320 +
321 321  [[image:image-20220527162450-3.png]]
322 322  
323 323  Input Keys in LPS8
324 324  
325 325  
326 -**2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.**
327 327  
327 +(% style="color:blue" %)**2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.**
328 328  
329 -**3. Choose Built-in server**
330 330  
330 +(% style="color:blue" %)**3. Choose Built-in server**
331 +
332 +
331 331  [[image:image-20220527162518-4.png]]
332 332  
333 333  Choose Built-in server
334 334  
335 335  
336 -**4. Run the script.**
337 337  
338 -[[image:image-20220527162552-5.png]]
339 +(% style="color:blue" %)**4. Run the script.**
339 339  
341 +
342 +[[image:image-20220722115213-2.png]]
343 +
340 340  Run the script
341 341  
342 342  
343 -**5. Output:**
344 344  
345 -[[image:image-20220527162619-6.png]]
348 +(% style="color:blue" %)**5. Output:**
346 346  
350 +
351 +[[image:image-20220722115133-1.png]]
352 +
347 347  Output from LPS8
348 348  
349 349  
356 +
350 350  = 4. Example 2: Communicate to TCP Server =
351 351  
352 352  
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372 372  
373 373  
374 374  
375 -**run socket tool in PC**
382 +(% style="color:blue" %)**run socket tool in PC**
376 376  
384 +
377 377  [[image:image-20220527163028-9.png]]
378 378  
379 379  
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381 381  
382 382  
383 383  
384 -**Input Server address and port**
392 +(% style="color:blue" %)**Input Server address and port**
385 385  
394 +
386 386  [[image:image-20220527163106-10.png]]
387 387  
388 388  Input Server address and port
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389 389  
390 390  
391 391  
392 -**See value receive in socket tool:**
401 +(% style="color:blue" %)**See value receive in socket tool:**
393 393  
403 +
394 394  [[image:image-20220527163144-11.png]]
395 395  
396 396  value receive in socket tool
image-20220722115213-2.png
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