Last modified by Xiaoling on 2023/04/20 18:14
<
From version < 21.2 >
edited by Xiaoling
on 2023/04/12 15:41
To version < 16.2 >
edited by Xiaoling
on 2022/07/22 11:41
>
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... ... @@ -21,7 +21,6 @@
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  
... ... @@ -45,10 +45,8 @@
45 45  
46 46  We need to input above keys in LG308 and enable ABP decryption.
47 47  
48 -
49 49  [[image:image-20220527161119-1.png]]
50 50  
51 -
52 52  Input the ABP keys in LG308
53 53  
54 54  
... ... @@ -58,18 +58,14 @@
58 58  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.
59 59  
60 60  (((
61 -We can see the log of LG308 to know this packet arrive.
62 -
63 -
58 +We can see the log of LG308 to know this packet arrive
64 64  )))
65 65  
66 66  [[image:image-20220527161149-2.png]]
67 67  
68 -
69 69  LG308 log by "(% style="color:red" %)**logread -f**" (%%)command
70 70  
71 71  
72 -
73 73  The data of End Node is stored in the file /var/iot/channels/2602111D. We can use hexdump command to check it.
74 74  
75 75  (% class="box" %)
... ... @@ -94,7 +94,6 @@
94 94  000001c
95 95  )))
96 96  
97 -
98 98  (% class="box" %)
99 99  (((
100 100  (% 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.
... ... @@ -140,6 +140,7 @@
140 140  Above scripts are store in /etc/lora/decoder/. User can put their scripts here and select it in the UI.
141 141  
142 142  
135 +
143 143  === 2.2.2 How to Decode My End Node ===
144 144  
145 145  
... ... @@ -178,11 +178,10 @@
178 178  
179 179  (% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload**
180 180  
174 +Since fimware > Dragino-v2 lgw-5.4.1608518541 . Support more option
181 181  
182 -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
176 +(% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow**
183 183  
184 -(% style="color:#037691" %)**dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow,Fport**
185 -
186 186  * **dev_addr:** Inptu the device address
187 187  * **imme/time:**
188 188  ** imme: send downstream immediately,For Class C end node.
... ... @@ -200,14 +200,13 @@
200 200  * **SF:** Spreading Factor : SF7/SF8/SF9/SF10/SF11/SF12
201 201  * **Frequency:** Transmit Frequency: example: 923300000
202 202  * **rxwindow:** transmit on Rx1Window or Rx2Window.
203 -* **Fport: **Transmit port,example:8
204 204  
205 205  (% style="color:blue" %)**Completely exmaple:**
206 206  
207 207  * **Old version:** echo 018193F4,imme,hex,0101 > /var/iot/push/test
208 -* **New version:** echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2,8 > /var/iot/push/test
199 +* **New version:** echo 018193F4,imme,hex,0101,20,1,SF12,923300000,2 > /var/iot/push/test
209 209  
210 -(% style="color:#037691" %)**Downstream Frequency:**
201 +(% style="color:#037691" %)**Downstream Frequency**
211 211  
212 212  The LG308 will use the RX2 window info to send the downstream payload, use the default LoRaWAN settings, as below:
213 213  
... ... @@ -226,19 +226,25 @@
226 226  (((
227 227  we can use echo command to create files in LG308 for downstream.
228 228  root@dragino-1d25dc:~~# echo 2602111D,time,hex,12345678 > /var/iot/push/test
220 +)))
229 229  
230 -
222 +(% class="box" %)
223 +(((
231 231  **1)** From logread -f of gateway, we can see it has been added as pedning.
232 232  lora_pkt_fwd[4286]: INFO~~ [DNLK]Looking file : test
233 233  lora_pkt_fwd[4286]: INFO~~ [DNLK]devaddr:2602111D, txmode:time, pdfm:hex, size:4, payload1:4Vx,payload_hex:77C1BB90
234 234  lora_pkt_fwd[4286]: INFO~~ [DNLK] DNLINK PENDING!(1 elems).
228 +)))
235 235  
236 -
230 +(% class="box" %)
231 +(((
237 237  **2)** When there is an upstrea from end node, this downstream will be sent and shows:
238 238  lora_pkt_fwd[4286]: INFO: tx_start_delay=1497 (1497.000000) - (1497, bw_delay=0.000000, notch_delay=0.000000)
239 239  lora_pkt_fwd[4286]: [LGWSEND]lgw_send done: count_us=3537314420, freq=923300000, size=17
235 +)))
240 240  
241 -
237 +(% class="box" %)
238 +(((
242 242  **3)** and the end node will got:
243 243  [5764825]~*~*~*~** UpLinkCounter= 98 ~*~*~*~**
244 244  [5764827]TX on freq 905300000 Hz at DR 0
... ... @@ -251,8 +251,10 @@
251 251  Rssi= -41
252 252  Receive data
253 253  (% style="color:#037691" %)**2:12345678**  (%%) ~-~-> Hex
251 +)))
254 254  
255 -
253 +(% class="box" %)
254 +(((
256 256  **4) **If we use the command "echo 2602111D,time,txt,12345678 > /var/iot/push/test" for downstream, the end node will got:
257 257  [5955877]~*~*~*~** UpLinkCounter= 102 ~*~*~*~**
258 258  [5955879]TX on freq 904100000 Hz at DR 0
... ... @@ -311,42 +311,33 @@
311 311  #  whether the Device 2 has been changed.//
312 312  )))
313 313  
313 +**~1. Input keys**
314 314  
315 -(% style="color:blue" %)**1. Input keys**
316 -
317 -
318 318  [[image:image-20220527162450-3.png]]
319 319  
320 320  Input Keys in LPS8
321 321  
322 322  
320 +**2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.**
323 323  
324 -(% style="color:blue" %)**2. Make sure the LPS8 and LT use the same frequency bands, choose EU868 in this test.**
322 +**3. Choose Built-in server**
325 325  
326 -
327 -(% style="color:blue" %)**3. Choose Built-in server**
328 -
329 -
330 330  [[image:image-20220527162518-4.png]]
331 331  
332 332  Choose Built-in server
333 333  
334 334  
329 +**4. Run the script.**
335 335  
336 -(% style="color:blue" %)**4. Run the script.**
331 +[[image:image-20220527162552-5.png]]
337 337  
338 -
339 -[[image:image-20220722115213-2.png]]
340 -
341 341  Run the script
342 342  
343 343  
336 +**5. Output:**
344 344  
345 -(% style="color:blue" %)**5. Output:**
338 +[[image:image-20220527162619-6.png]]
346 346  
347 -
348 -[[image:image-20220722115133-1.png]]
349 -
350 350  Output from LPS8
351 351  
352 352  
... ... @@ -375,9 +375,8 @@
375 375  
376 376  
377 377  
378 -(% style="color:blue" %)**run socket tool in PC**
368 +**run socket tool in PC**
379 379  
380 -
381 381  [[image:image-20220527163028-9.png]]
382 382  
383 383  
... ... @@ -385,9 +385,8 @@
385 385  
386 386  
387 387  
388 -(% style="color:blue" %)**Input Server address and port**
377 +**Input Server address and port**
389 389  
390 -
391 391  [[image:image-20220527163106-10.png]]
392 392  
393 393  Input Server address and port
... ... @@ -394,9 +394,8 @@
394 394  
395 395  
396 396  
397 -(% style="color:blue" %)**See value receive in socket tool:**
385 +**See value receive in socket tool:**
398 398  
399 -
400 400  [[image:image-20220527163144-11.png]]
401 401  
402 402  value receive in socket tool
image-20220722115133-1.png
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