Last modified by Mengting Qiu on 2025/02/26 15:04
<
From version < 15.1 >
edited by Xiaoling
on 2022/06/07 14:34
To version < 14.1 >
edited by Xiaoling
on 2022/06/07 14:15
>
Change comment: Uploaded new attachment "1654582541848-906.png", version {1}

Summary

Details

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Content
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5 5  
6 6  
7 7  
8 -**Contents:**
9 9  
10 -{{toc/}}
11 11  
12 12  
13 13  
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17 17  
18 18  
19 19  
20 -
21 -
22 -
23 23  = 1. Introduction =
24 24  
25 25  == 1.1 ​What is LoRaWAN Soil pH Sensor ==
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55 55  * IP68 rate for the Sensor Probe
56 56  * 8500mAh Battery for long term use
57 57  
58 -
59 -
60 60  == 1.3 Probe Specification ==
61 61  
62 62  
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77 77  * IP68 Protection
78 78  * Length: 3.5 meters
79 79  
80 -
81 -
82 82  == 1.4 ​Applications ==
83 83  
84 84  * Smart Agriculture
85 85  
86 -
87 -
88 88  == 1.5 Pin mapping and power on ==
89 89  
90 90  [[image:1654580482666-473.png]]
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184 184  
185 185  **(bytes)**
186 186  )))|**2**|**2**|**2**|**2**|**1**|**1**|**1**
187 -|**Value**|[[BAT>>||anchor="H2.3.1BatteryInfo"]]|(((
188 -[[Temperature>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
176 +|**Value**|[[BAT>>path:#bat]]|(((
177 +[[Temperature>>path:#DS18B20]]
189 189  
190 -[[(Optional)>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
191 -)))|[[Soil pH>>||anchor="H2.3.3SoilpH"]]|[[Soil Temperature>>||anchor="H2.3.4SoilTemperature"]]|(((
192 -[[Digital Interrupt (Optional)>>||anchor="H2.3.5InterruptPin"]]
179 +[[( Optional )>>path:#DS18B20]]
180 +)))|[[Soil pH>>path:#Soil_Nitrogen]]|[[Soil Temperature>>path:#Soil_Phosphorus]]|(((
181 +[[Digital Interrupt>>path:#Int_pin]]
182 +
183 +[[(Optional)>>path:#Int_pin]]
193 193  )))|Reserve|(((
194 -[[Message Type>>||anchor="H2.3.6MessageType"]]
185 +[[Message>>path:#Message_Type]]
186 +
187 +[[Type>>path:#Message_Type]]
195 195  )))
196 196  
197 197  [[image:1654581735133-458.png]]
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275 275  
276 276  === 2.3.7 Decode payload in The Things Network ===
277 277  
271 +
278 278  While using TTN network, you can add the payload format to decode the payload.
279 279  
280 280  
281 -[[image:1654582541848-906.png]]
275 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
282 282  
283 -(((
284 284  The payload decoder function for TTN is here:
285 -)))
286 286  
287 -(((
288 288  LSPH01 TTN Payload Decoder: [[https:~~/~~/www.dragino.com/downloads/index.pHp?dir=LoRa_End_Node/LSPH01/Decoder/>>url:https://www.dragino.com/downloads/index.php?dir=LoRa_End_Node/LSNPK01/Decoder/]]
289 -)))
290 290  
291 291  
282 +1.
283 +11. Uplink Interval
292 292  
293 -== 2.4 Uplink Interval ==
285 +The LSPH01 by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link:
294 294  
295 -The LSPH01 by default uplink the sensor data every 20 minutes. User can change this interval by AT Command or LoRaWAN Downlink Command. See this link: [[Change Uplink Interval>>doc:Main.End Device AT Commands and Downlink Command.WebHome||anchor="H4.1ChangeUplinkInterval"]]
287 +[[http:~~/~~/wiki.dragino.com/index.pHp?title=End_Device_AT_Commands_and_Downlink_Commands#Change_Uplink_Interval>>url:http://wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands#Change_Uplink_Interval]]
296 296  
297 297  
298 298  
299 -
300 -1.
291 +1.
301 301  11. ​Show Data in DataCake IoT Server
302 302  
303 303  [[DATACAKE>>url:https://datacake.co/]] provides a human friendly interface to show the sensor data, once we have data in TTN, we can use [[DATACAKE>>url:https://datacake.co/]] to connect to TTN and see the data in DATACAKE. Below are the steps:
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357 357  If the LSPH01 has more than 7 days not use or just clean the pH probe. User should put the probe inside pure water for more than 24 hours for activation. If no put in water, user need to put inside soil for more than 24 hours to ensure the measurement accuracy. 
358 358  
359 359  
360 -1.
361 -11.
351 +1.
352 +11.
362 362  111. Measurement
363 363  
364 364  **Measurement the soil surface**
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386 386  Insert the probe inside, method like measure the surface.
387 387  
388 388  
389 -1.
390 -11.
380 +1.
381 +11.
391 391  111. Maintain Probe
392 392  1111. pH probe electrode is fragile and no strong. User must avoid strong force or hitting it.
393 393  1111. After long time use (3~~ 6  months). The probe electrode needs to be clean; user can use high grade sandpaper to polish it or put in 5% hydrochloric acid for several minutes. After the metal probe looks like new, user can use pure water to wash it.
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396 396  1111. Avoid the probes to touch oily matter. Which will cause issue in accuracy.
397 397  1111. The probe is IP68 can be put in water.
398 398  
399 -1.
390 +1.
400 400  11. Calibration
401 401  
402 402  User can do calibration for the probe. It is limited to use below pH buffer solution to calibrate: 4.00, 6.86, 9.18. When calibration, user need to clean the electrode and put the probe in the pH buffer solution to wait the value stable ( a new clean electrode might need max 24 hours to be stable).
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467 467  * Reply to the confirmation package: 14 01
468 468  * Reply to non-confirmed packet: 14 00
469 469  
470 -1.
461 +1.
471 471  11. Frequency Plans
472 472  
473 473  The LSPH01 uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets.
474 474  
475 -1.
476 -11.
466 +1.
467 +11.
477 477  111. EU863-870 (EU868)
478 478  
479 479  Uplink:
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504 504  869.525 - SF9BW125 (RX2 downlink only)
505 505  
506 506  
507 -1.
508 -11.
498 +1.
499 +11.
509 509  111. US902-928(US915)
510 510  
511 511  Used in USA, Canada and South America. Frequency band as per definition in LoRaWAN 1.0.3 Regional document.
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519 519  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
520 520  * Use the Join successful sub-band if the server doesn’t include sub-band info in the OTAA Join Accept message ( TTN v2 doesn't include)
521 521  
522 -1.
523 -11.
513 +1.
514 +11.
524 524  111. CN470-510 (CN470)
525 525  
526 526  Used in China, Default use CHE=1
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565 565  505.3 - SF12BW125 (RX2 downlink only)
566 566  
567 567  
568 -1.
569 -11.
559 +1.
560 +11.
570 570  111. AU915-928(AU915)
571 571  
572 572  Frequency band as per definition in LoRaWAN 1.0.3 Regional document.
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580 580  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
581 581  * Use the Join successful sub-band if the server doesn’t include sub-band info in the OTAA Join Accept message ( TTN v2 doesn't include)
582 582  
583 -1.
584 -11.
574 +1.
575 +11.
585 585  111. AS920-923 & AS923-925 (AS923)
586 586  
587 587  **Default Uplink channel:**
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633 633  923.2 - SF10BW125 (RX2)
634 634  
635 635  
636 -1.
637 -11.
627 +1.
628 +11.
638 638  111. KR920-923 (KR920)
639 639  
640 640  Default channel:
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670 670  921.9 - SF12BW125 (RX2 downlink only; SF12BW125 might be changed to SF9BW125)
671 671  
672 672  
673 -1.
674 -11.
664 +1.
665 +11.
675 675  111. IN865-867 (IN865)
676 676  
677 677  Uplink:
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690 690  866.550 - SF10BW125 (RX2)
691 691  
692 692  
693 -1.
684 +1.
694 694  11. LED Indicator
695 695  
696 696  The LSPH01 has an internal LED which is to show the status of different state.
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699 699  * The sensor is detected when the device is turned on, and it will flash 4 times quickly when it is detected.
700 700  * Blink once when device transmit a packet.
701 701  
702 -1.
693 +1.
703 703  11. ​Firmware Change Log
704 704  
705 705  **Firmware download link:**
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745 745  These commands only valid for LSPH01, as below:
746 746  
747 747  
748 -1.
739 +1.
749 749  11. Set Transmit Interval Time
750 750  
751 751  Feature: Change LoRaWAN End Node Transmit Interval.
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775 775  * Example 1: Downlink Payload: 0100001E ~/~/ Set Transmit Interval (TDC) = 30 seconds
776 776  * Example 2: Downlink Payload: 0100003C ~/~/ Set Transmit Interval (TDC) = 60 seconds
777 777  
778 -1.
769 +1.
779 779  11. Set Interrupt Mode
780 780  
781 781  Feature, Set Interrupt mode for GPIO_EXIT.
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808 808  * Example 1: Downlink Payload: 06000000 ~/~/ Turn off interrupt mode
809 809  * Example 2: Downlink Payload: 06000003 ~/~/ Set the interrupt mode to rising edge trigger
810 810  
811 -1.
802 +1.
812 812  11. Calibrate Sensor
813 813  
814 814  Detail See [[Calibration Guide>>path:#Calibration]] for the user of 0x13 and 0x14 downlink commands
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815 815  
816 816  
817 817  
818 -1.
809 +1.
819 819  11. Get Firmware Version Info
820 820  
821 821  Feature: use downlink to get firmware version.
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924 924  LSPH01:  2.45v ~~ 3.6v
925 925  
926 926  
927 -1.
918 +1.
928 928  11. Replace Battery
929 929  
930 930  Any battery with range 2.45 ~~ 3.6v can be a replacement. We recommend to use Li-SOCl2 Battery.
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933 933  
934 934  
935 935  
936 -1.
927 +1.
937 937  11. Power Consumption Analyze
938 938  
939 939  Dragino Battery powered product are all runs in Low Power mode. We have an update battery calculator which base on the measurement of the real device. User can use this calculator to check the battery life and calculate the battery life if want to use different transmit interval.
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973 973  
974 974  
975 975  1.
976 -11.
967 +11.
977 977  111. ​Battery Note
978 978  
979 979  The Li-SICO battery is designed for small current / long period application. It is not good to use a high current, short period transmit method. The recommended minimum period for use of this battery is 5 minutes. If you use a shorter period time to transmit LoRa, then the battery life may be decreased.
980 980  
981 981  
982 -1.
983 -11.
973 +1.
974 +11.
984 984  111. ​Replace the battery
985 985  
986 986  You can change the battery in the LSPH01.The type of battery is not limited as long as the output is between 3v to 3.6v. On the main board, there is a diode (D1) between the battery and the main circuit. If you need to use a battery with less than 3.3v, please remove the D1 and shortcut the two pads of it so there won’t be voltage drop between battery and main board.
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