Changes for page Notes for ChirpStack

Last modified by Edwin Chen on 2025/01/30 09:53
<
From version < 127.1 >
edited by Kilight Cao
on 2022/12/22 14:07
To version < 109.1 >
edited by Edwin Chen
on 2022/10/10 19:33
>
Change comment: Uploaded new attachment "image-20221010193350-1.png", version {1}

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1 +XWiki.Edwin
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127 127  
128 128  = 3.  Gateway Registration for Basics Station =
129 129  
130 +
130 130  == 3.1  Introduction ==
131 131  
132 132  
... ... @@ -150,6 +150,7 @@
150 150  A gateway that can access the internet normally
151 151  
152 152  
154 +
153 153  == 3.2  Add Gateway ==
154 154  
155 155  
... ... @@ -193,6 +193,7 @@
193 193  [[image:image-20220524164448-13.png]]
194 194  
195 195  
198 +
196 196  == 3.6  Trouble Shooting ==
197 197  
198 198  
... ... @@ -206,111 +206,31 @@
206 206  [[image:image-20220531172857-9.png]]
207 207  
208 208  
209 -= 4. How the gateway connects to Chirpstack v4 via gateway-bridge =
210 210  
213 += 4.  Downlink =
211 211  
212 -== 4.1 Configure Packet Forwarder ==
215 +== 4.1  Chirpstack Downlink Note ==
213 213  
214 -In the Dragino gateway web interface, you need to configure the Packet Forwarder so that it forwards its data to the port. localhost:1700 or 127.0.0.1:1700
215 215  
216 -* In the **LoRaWAN** menu, click on **LoRaWAN ~-~- Semtech UDP**
217 -* Make sure the following settings are set:
218 -** **Service Provider:** //~-~-Custom/Private LoRaWAN~-~-//
219 -** **LoRaWAN Server Address:** //localhost or 127.0.0.1//
220 -** **Server port for upstream:** //1700//
221 -** **Server port for downstream:** //1700//
222 -
223 - Click **Save & Apply**.
224 -
225 -[[image:image-20221222114220-2.png||height="748" width="931"]]
226 -
227 -
228 -== 4.2 Configuring gateway frequency ==
229 -
230 -Note: Gateway frequencies must match
231 -
232 -[[image:image-20221222134830-3.png||height="408" width="923"]]
233 -
234 -
235 -== 4.3 Modify the gateway-bridge configuration file ==
236 -
237 -
238 -Run the gateway command line command to modify the gateway-bridge configuration file:
239 -
240 -(% class="box infomessage" %)
241 -(((
242 -root@dragino-1d27d4:~~#  vim /etc/chirpstack-gateway-bridge/chirpstack-gateway-bridge.toml
243 -)))
244 -
245 -[[image:image-20221222113302-1.png]]
246 -
247 -[[image:image-20221222140203-4.png||height="875" width="806"]]
248 -
249 -
250 -(% class="wikigeneratedid" id="H" %)
251 -After the modification, run the following command: **/etc/init.d/chirpstack-gateway-bridge restart**
252 -
253 -== 4.3 (Re)start and stop gateway-bridge ==
254 -
255 -Use the following commands to (re)start and stop the ChirpStack Gateway Bridge Service:
256 -
257 -(% class="box infomessage" %)
258 -(((
259 -**# start**
260 -
261 -/etc/init.d/chirpstack-gateway-bridge start
262 -
263 -**# stop**
264 -
265 -/etc/init.d/chirpstack-gateway-bridge stop
266 -
267 -**# restart**
268 -
269 -/etc/init.d/chirpstack-gateway-bridge restart
270 -)))
271 -
272 -= 5.  Downlink =
273 -
274 -== 5.1 Convert HEX to Base64 ==
275 -
276 -
277 -(% style="color:red" %)**Note: Chirpstack uses base64 to downlink, the end node user manual provides HEX format of the downlink commands. So user needs to convert the HEX to Base64.**
278 -
279 -**[[Online HEX to Base64 Converter>>https://base64.guru/converter/encode/hex]]:**
280 -
281 -[[image:image-20221010193350-1.png]]
282 -
283 -
284 -
285 -**[[Online Base64 to Hex converter>>https://base64.guru/converter/decode/hex]]**
286 -
287 -[[image:image-20221010193621-2.png]]
288 -
289 -
290 -== 5.2  Chirpstack Downlink Note ==
291 -
292 -
293 293  [[image:image-20220601102543-2.png]]
294 294  
295 -**Convert the data to Base64**
220 +Convert the data to Base64
296 296  
297 -(% style="display:none" %) (%%)
298 298  
223 +[[image:image-20220531173236-10.png]]
299 299  
300 -[[image:image-20220531173236-10.png||height="597" width="1215"]]
225 +Check ChripStack downlink DataRate
301 301  
302 -**Check ChripStack downlink DataRate**
303 303  
304 -
305 -
306 306  [[image:image-20220525101326-11.png]]
307 307  
308 -**Make sure the RX2DR is the same in the end node**
230 +Make sure the RX2DR is the same in the end node
309 309  
310 310  
311 -== 5.3  Loraserver Downlink Note ==
312 312  
234 +== 4.2  Loraserver Downlink Note ==
313 313  
236 +
314 314  User can use MQTT to send downlink payload to ChirpStack to perform downstream to LoRaWAN End
315 315  
316 316  (((
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328 328  [[image:image-20220531173419-11.png]]
329 329  
330 330  (((
331 -**MQTT Connect to ChirpStack**
254 +MQTT Connect to ChirpStack
332 332  
333 333  
334 334  
... ... @@ -355,11 +355,21 @@
355 355  
356 356  [[image:image-20220531173519-12.png]]
357 357  
358 -**MQTT Connect to ChirpStack**
281 +MQTT Connect to ChirpStack
359 359  
360 360  
361 -**If we want to send downstream hex 030101 to end node, the BASE64 payload is AwEB**
284 +(((
285 +(% style="color:red" %)**Note: Chirpstack use base64 to downlink, so need to convert the downlink payload from HEX to base64 [[https:~~/~~/base64.us/>>url:https://base64.us/]]**
286 +)))
362 362  
288 +[[image:image-20220531173601-13.png]]
289 +
290 +Choose to Use Hex for Encode
291 +
292 +
293 +
294 +If we want send downstream hex 030101 to end node, the BASE64 payload is AwEB
295 +
363 363  [[image:image-20220531173658-14.png]]
364 364  
365 365  
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380 380   {
381 381   if(sha1[n] >= 'A' && sha1[n] <= 'Z')
382 382   {
383 - ascv = sha1.charCodeAt( n ) - 55;
316 + ascv = sha1.charCodeAt(n) - 55;
384 384   }
385 385   else if(sha1[n] >= 'a' && sha1[n] <= 'z')
386 386   {
387 - ascv = sha1.charCodeAt( n ) - 87;
320 + ascv = sha1.charCodeAt(n) - 87;
388 388   }
389 389   else
390 390   {
391 - ascv = sha1.charCodeAt( n ) - 48;
324 + ascv = sha1.charCodeAt(n) - 48;
392 392   }
393 393  \\ bit_arr = (bit_arr << 4) | ascv;
394 394   bit_num += 4;
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431 431  
432 432  User enters the payload code according to the steps.
433 433  
434 -[[image:image-20220531173754-15.png||height="474" width="1334"]]
367 +[[image:image-20220531173754-15.png]]
435 435  
436 436  
437 437  [[image:image-20220531173856-16.png]]
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442 442  [[image:image-20220531174046-19.png]]
443 443  
444 444  
445 -= 6.  Multiply Uplink in ChirpStack =
446 446  
379 += 5.  Multiply Uplink in ChirpStack =
447 447  
381 +
448 448  (((
449 449  nbtrans field is the value to determine the re-transmission time for unconfirmed uplink data.
450 450  )))
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455 455  
456 456  )))
457 457  
458 -[[image:image-20220526091912-7.png||height="241" width="1336"]]
392 +[[image:image-20220526091912-7.png]]
459 459  
460 460  
461 461  (((
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480 480  
481 481  
482 482  
483 -**Duplicate transmission in short time**
417 +Duplicate transmission in short time
484 484  
485 -[[image:image-20220601102430-1.png||height="598" width="1319"]]
419 +[[image:image-20220601102430-1.png]]
486 486  
487 487  
488 488  
489 -== 6.1  Solution ==
423 +== 5.1  Solution ==
490 490  
491 491  
492 492  This example uses the Windows version as a template, other versions can refer to this. Similiar reference: [[https:~~/~~/confluence.alitecs.de/plugins/servlet/mobile?contentId=79790102#content/view/79790102>>url:https://confluence.alitecs.de/plugins/servlet/mobile?contentId=79790102#content/view/79790102]]
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608 608  Finish.
609 609  
610 610  
611 -= 7.  How to store/get all data traffic for a specific sensor, including raw payload, and uplink/ downlink history. =
612 612  
546 += 6.  Trouble Shooting =
613 613  
614 -All data is published to the MQTT topics. if you want to store/get the data, you would have to create an MQTT handler and store the data yourself.
548 +== 6.1  MIC Mismatch or MIC Failed ==
615 615  
616 -This example will be shown how to store/get all the data in two ways:
617 617  
618 -**//1). Chirpstack ~-~-> Node-red//**
619 -
620 -
621 -[[image:image-20221012184501-1.png]]
622 -
623 -
624 -Use MQTT in Nore-red to subscribe to topics published by the chirpstack-application and then continuously write to a file
625 -
626 -[[image:image-20221012174220-2.png]]
627 -
628 -
629 -[[image:image-20221012184655-3.png||height="395" width="1049"]]
630 -
631 -
632 -**Each message is continuously logged to a specified file**
633 -
634 -[[image:image-20221012174352-3.png]]
635 -
636 -
637 -**//2). MQTT  Sub//**
638 -
639 -If you don't want to store the information via node-red, you can get the output via the subscribe command.
640 -
641 -
642 -**If connecting from the same machine, you can use the following command to receive data:**
643 -
644 -(% class="box infomessage" %)
645 645  (((
646 -mosquitto_sub -h localhost -t "application/#" -v
647 -)))
648 -
649 -
650 -**Different host**
651 -
652 -(% class="box infomessage" %)
653 -(((
654 -mosquitto_sub -h IPADDRESS -p 8883 ~-~-insecure ~-~-cafile ca.pem ~-~-cert cert.pem ~-~-key key.pem -t "application/#" -v
655 -)))
656 -
657 -[[image:image-20221012173639-1.png]]
658 -
659 -
660 -= 8.  Trouble Shooting =
661 -
662 -== 8.1  MIC Mismatch or MIC Failed ==
663 -
664 -
665 -(((
666 666  When the device is registered or the device is working normally, the problem of MIC mismatch and MIC failed occurs.
667 667  )))
668 668  
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