Last modified by Bei Jinggeng on 2025/01/10 15:51
<
From version < 11.2 >
edited by Edwin Chen
on 2023/05/11 23:01
To version < 12.1 >
edited by Edwin Chen
on 2023/05/11 23:06
>
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... ... @@ -272,9 +272,251 @@
272 272  Ex2: 0x0B49 = 2889mV
273 273  
274 274  
275 -=== 2.3.2  Sensor Data. FPORT~=2 ===
275 +=== 2.3.2 Working Modes & Sensor Data. Uplink via FPORT~=2 ===
276 276  
277 277  
278 +SN50v3 has different working mode for the connections of different type of sensors. This section describes these modes. Use can use the AT Command AT+MOD to set SN50v3 to different working modes.
279 +
280 +For example:
281 +
282 + **AT+MOD=2  ** ~/~/ will set the SN50v3 to work in MOD=2 distance mode which target to measure distance via Ultrasonic Sensor.
283 +
284 +
285 +(% style="color:red" %) **Important Notice:** (%%)
286 +
287 +1. Some working modes has payload more than 12 bytes, The US915/AU915/AS923 frequency bands' definition has maximum 11 bytes in **DR0**. Server sides will see NULL payload while SN50v3 transmit in DR0 with 12 bytes payload.
288 +
289 +2. All modes share the same Payload Explanation from HERE.
290 +
291 +3. By default, the device will send an uplink message every 20 minutes.
292 +
293 +
294 +=== 2.3.1  MOD~=1 (Default Mode) ===
295 +
296 +In this mode, uplink payload includes in total 11 bytes. Uplink packets use FPORT=2.
297 +
298 +|**Size(bytes)**|**2**|**2**|**2**|**1**|**2**|**2**
299 +|**Value**|Bat|Temperature(DS18B20)|ADC|Digital in & Digital Interrupt|Temperature（SHT20 or SHT31 or BH1750 Illumination Sensor|Humidity（SHT20)
300 +
301 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220627150949-6.png?rev=1.1||alt="image-20220627150949-6.png"]]
302 +
303 +=== 2.3.2 MOD~=2 (Distance Mode) ===
304 +
305 +This mode is target to measure the distance. The payload of this mode is totally 11 bytes. The 8^^th^^ and 9^^th^^ bytes is for the distance.
306 +
307 +|**Size(bytes)**|**2**|**2**|**2**|**1**|**2**|**2**
308 +|**Value**|BAT|(((
309 +Temperature(DS18B20)
310 +)))|ADC|Digital in & Digital Interrupt|(((
311 +Distance measure by:
312 +1) LIDAR-Lite V3HP
313 +Or
314 +2) Ultrasonic Sensor
315 +)))|Reserved
316 +
317 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656324539647-568.png?rev=1.1||alt="1656324539647-568.png"]]
318 +
319 +**Connection of LIDAR-Lite V3HP:**
320 +
321 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656324581381-162.png?rev=1.1||alt="1656324581381-162.png"]]
322 +
323 +**Connection to Ultrasonic Sensor:**
324 +
325 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656324598488-204.png?rev=1.1||alt="1656324598488-204.png"]]
326 +
327 +For the connection to TF-Mini or TF-Luna , MOD2 payload is as below:
328 +
329 +|**Size(bytes)**|**2**|**2**|**1**|**2**|**2**|**2**
330 +|**Value**|BAT|(((
331 +Temperature(DS18B20)
332 +)))|Digital in & Digital Interrupt|ADC|(((
333 +Distance measure by:1)TF-Mini plus LiDAR
334 +Or 
335 +2) TF-Luna LiDAR
336 +)))|Distance signal  strength
337 +
338 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656376779088-686.png?rev=1.1||alt="1656376779088-686.png"]]
339 +
340 +**Connection to [[TF-Mini plus>>url:http://en.benewake.com/product/detail/5c345cd0e5b3a844c472329b.html]] LiDAR(UART version):**
341 +
342 +Need to remove R3 and R4 resistors to get low power. Since firmware v1.7.0
343 +
344 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656376795715-436.png?rev=1.1||alt="1656376795715-436.png"]]
345 +
346 +**Connection to [[TF-Luna>>url:http://en.benewake.com/product/detail/5e1c1fd04d839408076b6255.html]] LiDAR (UART version):**
347 +
348 +Need to remove R3 and R4 resistors to get low power. Since firmware v1.7.0
349 +
350 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656376865561-355.png?rev=1.1||alt="1656376865561-355.png"]]
351 +
352 +Please use firmware version > 1.6.5 when use MOD=2, in this firmware version, user can use LSn50 v1 to power the ultrasonic sensor directly and with low power consumption.
353 +
354 +=== 2.3.3 MOD~=3 (3 ADC + I2C) ===
355 +
356 +This mode has total 12 bytes. Include 3 x ADC + 1x I2C
357 +
358 +|=(((
359 +**Size(bytes)**
360 +)))|=**2**|=**2**|=**2**|=**1**|=2|=2|=1
361 +|**Value**|ADC(Pin PA0)|ADC2(PA1)|ADC3 (PA4)|(((
362 +Digital in(PA12)&Digital Interrupt1(PB14)
363 +)))|Temperature（SHT20 or SHT31 or BH1750 Illumination Sensor）|Humidity（SHT20 or SHT31)|Bat
364 +
365 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656377431497-975.png?rev=1.1||alt="1656377431497-975.png"]]
366 +
367 +=== 2.3.4 MOD~=4 (3 x DS18B20) ===
368 +
369 +This mode is supported in firmware version since v1.6.1. Software set to AT+MOD=4
370 +
371 +Hardware connection is as below,
372 +
373 +**( Note:**
374 +
375 +* In hardware version v1.x and v2.0 , R3 & R4 should change from 10k to 4.7k ohm to support the other 2 x DS18B20 probes.
376 +* In hardware version v2.1 no need to change R3 , R4, by default, they are 4.7k ohm already.
377 +
378 +See [[here>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/#H1.6A0HardwareChangelog]] for hardware changelog. **) **
379 +
380 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656377461619-156.png?rev=1.1||alt="1656377461619-156.png"]]
381 +
382 +This mode has total 11 bytes. As shown below:
383 +
384 +|**Size(bytes)**|**2**|**2**|**2**|**1**|**2**|**2**
385 +|**Value**|BAT|(((
386 +Temperature1
387 +(DS18B20)
388 +(PB3)
389 +)))|ADC|Digital in & Digital Interrupt|Temperature2
390 +(DS18B20)
391 +(PA9)|Temperature3
392 +(DS18B20)
393 +(PA10)
394 +
395 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656377606181-607.png?rev=1.1||alt="1656377606181-607.png"]]
396 +
397 +=== 2.3.5 MOD~=5(Weight Measurement by HX711) ===
398 +
399 +This mode is supported in firmware version since v1.6.2. Please use v1.6.5 firmware version so user no need to use extra LDO for connection.
400 +
401 +
402 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656378224664-860.png?rev=1.1||alt="1656378224664-860.png"]]
403 +
404 +Each HX711 need to be calibrated before used. User need to do below two steps:
405 +
406 +1. Zero calibration. Don't put anything on load cell and run **AT+WEIGRE** to calibrate to Zero gram.
407 +1. Adjust calibration factor (default value 400): Put a known weight thing on load cell and run **AT+WEIGAP** to adjust the Calibration Factor.
408 +1. (((
409 +Remove the limit of plus or minus 5Kg in mode 5, and expand from 2 bytes to 4 bytes, the unit is g.(Since v1.8.0)
410 +)))
411 +
412 +For example:
413 +
414 +**AT+WEIGAP =403.0**
415 +
416 +Response:  Weight is 401 g
417 +
418 +Check the response of this command and adjust the value to match the real value for thing.
419 +
420 +|=(((
421 +**Size(bytes)**
422 +)))|=**2**|=**2**|=**2**|=**1**|=**4**|=2
423 +|**Value**|[[Bat>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/#H2.4.1BatteryInfo]]|[[Temperature(DS18B20)>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/#H2.4.2Temperature28DS18B2029]]|[[ADC>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/#H2.4.4AnalogueDigitalConverter28ADC29]]|[[Digital Input and Digitak Interrupt>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/#H2.4.3DigitalInput]]|Weight|Reserved
424 +
425 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220820120036-2.png?width=1003&height=469&rev=1.1||alt="image-20220820120036-2.png" height="469" width="1003"]]
426 +
427 +=== 2.3.6 MOD~=6 (Counting Mode, Since firmware v1.6.5) ===
428 +
429 +In this mode, the device will work in counting mode. It counts the interrupt on the interrupt pins and sends the count on TDC time.
430 +
431 +Connection is as below. The PIR sensor is a count sensor, it will generate interrupt when people come close or go away. User can replace the PIR sensor with other counting sensors.
432 +
433 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656378351863-572.png?rev=1.1||alt="1656378351863-572.png"]]
434 +
435 +**Note:** LoRaWAN wireless transmission will infect the PIR sensor. Which cause the counting value increase +1 for every uplink. User can change PIR sensor or put sensor away of the LSN50 to avoid this happen.
436 +
437 +|=**Size(bytes)**|=**2**|=**2**|=**2**|=**1**|=**4**
438 +|**Value**|[[BAT>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/#H2.4.1BatteryInfo]]|(((
439 +[[Temperature(DS18B20)>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/#H2.4.2Temperature28DS18B2029]]
440 +)))|[[ADC>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/#H2.4.4AnalogueDigitalConverter28ADC29]]|[[Digital in>>url:http://wiki.dragino.com/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/#H2.4.3DigitalInput]]|Count
441 +
442 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656378441509-171.png?rev=1.1||alt="1656378441509-171.png"]]
443 +
444 +=== 2.3.7  MOD~=7 Three interrupt contact modes (the hardware version needs to support three interrupt versions, Since firmware v1.8.0) ===
445 +
446 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220820140109-3.png?rev=1.1||alt="image-20220820140109-3.png"]]
447 +
448 +|=(((
449 +**Size(bytes)**
450 +)))|=**2**|=**2**|=**2**|=**1**|=**1**|=1|=2
451 +|**Value**|BAT|Temperature(DS18B20)|ADC|(((
452 +Digital in(PA12)&Digital Interrupt1(PB14)
453 +)))|Digital Interrupt2(PB15)|Digital Interrupt3(PA4)|Reserved
454 +
455 +=== 2.3.8  MOD~=8 （3ADC+1DS18B20, Since firmware v1.8.0） ===
456 +
457 +|=(((
458 +**Size(bytes)**
459 +)))|=**2**|=**2**|=**2**|=**1**|=**2**|=2
460 +|**Value**|BAT|Temperature(DS18B20)|(((
461 +ADC1(PA0)
462 +)))|(((
463 +Digital in
464 +& Digital Interrupt(PB14)
465 +)))|(((
466 +ADC2(PA1)
467 +)))|(((
468 +ADC3(PA4)
469 +)))
470 +
471 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823164903-2.png?rev=1.1||alt="image-20220823164903-2.png"]]
472 +
473 +=== 2.3.9  MOD~=9 3DS18B20+ two Interrupt count mode (the hardware version needs to support 3 interrupt versions, Since firmware v1.8.0) ===
474 +
475 +|=(((
476 +**Size(bytes)**
477 +)))|=**2**|=**2**|=**2**|=**1**|=**2**|=4|=4
478 +|**Value**|BAT|(((
479 +Temperature1(PB3)
480 +)))|(((
481 +Temperature2(PA9)
482 +)))|(((
483 +Digital in
484 +& Digital Interrupt(PA4)
485 +)))|(((
486 +Temperature3(PA10)
487 +)))|(((
488 +Count1(PB14)
489 +)))|(((
490 +Count2(PB15)
491 +)))
492 +
493 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823165322-3.png?rev=1.1||alt="image-20220823165322-3.png"]]
494 +
495 +**The newly added AT command is issued correspondingly:**
496 +
497 +**~ AT+INTMOD1** ** PB14**  pin：  Corresponding downlink:  **06 00 00 xx**
498 +
499 +**~ AT+INTMOD2**  **PB15** pin：  Corresponding downlink:**  06 00 01 xx**
500 +
501 +**~ AT+INTMOD3**  **PA4**  pin：  Corresponding downlink:  ** 06 00 02 xx**
502 +
503 +**AT+SETCNT=aa,bb** 
504 +
505 +When AA is 1, set the count of PB14 pin to BB Corresponding downlink：09 01 bb bb bb bb
506 +
507 +When AA is 2, set the count of PB15 pin to BB Corresponding downlink：09 02 bb bb bb bb
508 +
509 +=== 2.3.10  ​Decode payload in The Things Network ===
510 +
511 +While using TTN V3 network, you can add the payload format to decode the payload.
512 +
513 +[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/1656378466788-734.png?rev=1.1||alt="1656378466788-734.png"]]
514 +
515 +The payload decoder function for TTN V3 are here:
516 +
517 +LSN50 TTN V3 Payload Decoder:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>url:https://github.com/dragino/dragino-end-node-decoder]]
518 +
519 +
278 278  Sensor Data is uplink via FPORT=2
279 279  
280 280  (% border="1" cellspacing="5" style="background-color:#f2f2f2; width:500px" %)

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