Last modified by Mengting Qiu on 2025/02/26 15:04
<
From version < 14.3 >
edited by Xiaoling
on 2022/06/07 14:16
To version < 26.3 >
edited by Xiaoling
on 2022/06/07 14:58
>
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5 5  
6 6  
7 7  
8 +**Contents:**
8 8  
10 +{{toc/}}
9 9  
10 10  
11 11  
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15 15  
16 16  
17 17  
20 +
21 +
22 +
18 18  = 1. Introduction =
19 19  
20 20  == 1.1 ​What is LoRaWAN Soil pH Sensor ==
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108 108  )))
109 109  
110 110  (((
111 -**Step 1**: Create a device in TTN with the OTAA keys from LSPH01.
116 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LSPH01.
112 112  )))
113 113  
114 114  (((
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145 145  [[image:1654581517630-991.png]]
146 146  
147 147  
148 -**Step 2**: Power on LSPH01
153 +(% style="color:blue" %)**Step 2**(%%): Power on LSPH01
149 149  
150 150  
151 151  Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
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153 153  [[image:image-20220607135918-2.png]]
154 154  
155 155  
156 -**Step 3:** The LSPH01 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel.
161 +(% style="color:blue" %)**Step 3**(%%)**:** The LSPH01 will auto join to the TTN network. After join success, it will start to upload messages to TTN and you can see the messages in the panel.
157 157  
158 158  [[image:1654581590132-631.png]]
159 159  
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173 173  
174 174  **(bytes)**
175 175  )))|**2**|**2**|**2**|**2**|**1**|**1**|**1**
176 -|**Value**|[[BAT>>path:#bat]]|(((
177 -[[Temperature>>path:#DS18B20]]
181 +|**Value**|[[BAT>>||anchor="H2.3.1BatteryInfo"]]|(((
182 +[[Temperature>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
178 178  
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]]
184 +[[(Optional)>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
185 +)))|[[Soil pH>>||anchor="H2.3.3SoilpH"]]|[[Soil Temperature>>||anchor="H2.3.4SoilTemperature"]]|(((
186 +[[Digital Interrupt (Optional)>>||anchor="H2.3.5InterruptPin"]]
184 184  )))|Reserve|(((
185 -[[Message>>path:#Message_Type]]
186 -
187 -[[Type>>path:#Message_Type]]
188 +[[Message Type>>||anchor="H2.3.6MessageType"]]
188 188  )))
189 189  
190 190  [[image:1654581735133-458.png]]
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285 285  
286 286  == 2.4 Uplink Interval ==
287 287  
288 -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:
289 +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"]]
289 289  
290 -[[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]]
291 291  
292 292  
293 +== 2.5 ​Show Data in DataCake IoT Server ==
293 293  
294 -1.
295 -11. ​Show Data in DataCake IoT Server
296 -
297 297  [[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:
298 298  
299 299  
300 -**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
298 +(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
301 301  
302 -**Step 2**: To configure the Application to forward data to DATACAKE you will need to add integration. To add the DATACAKE integration, perform the following steps:
300 +(% style="color:blue" %)**Step 2**(%%)**: To configure the Application to forward data to DATACAKE you will need to add integration. To add the DATACAKE integration, perform the following steps:**
303 303  
304 304  
305 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
303 +[[image:1654583683416-869.png]]
306 306  
307 307  
308 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
306 +[[image:1654583694084-878.png]]
309 309  
310 310  
311 -Step 3: Create an account or log in Datacake.
309 +(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
312 312  
313 -Step 4: Create LSPH01 product.
311 +(% style="color:blue" %)**Step 4**(%%)**: Create LSPH01 product.**
314 314  
315 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
313 +[[image:1654583711590-413.png]]
316 316  
317 317  
318 318  
319 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
317 +[[image:1654583732798-193.png]]
320 320  
321 321  
322 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
320 +[[image:1654583749683-259.png]]
323 323  
324 324  
325 -Step 5: add payload decode
323 +(% style="color:blue" %)**Step 5**(%%)**: add payload decode**
326 326  
327 327  Download Datacake decoder from: [[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/]]
328 328  
329 329  
330 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
328 +[[image:1654583770974-935.png]]
331 331  
332 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
330 +[[image:1654583781517-146.png]]
333 333  
334 334  
335 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
333 +[[image:1654583791351-557.png]]
336 336  
337 337  
338 338  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
339 339  
340 340  
341 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
339 +[[image:1654583805491-713.png]]
342 342  
343 343  
344 344  
343 +== 2.6 Installation and Maintain ==
345 345  
345 +=== 2.6.1 Before measurement ===
346 346  
347 -1.
348 -11. Installation and Maintain
349 -111. Before measurement
350 -
347 +(((
351 351  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. 
349 +)))
352 352  
353 353  
354 -1.
355 -11.
356 -111. Measurement
357 357  
358 -**Measurement the soil surface**
353 +=== 2.6.2 Measurement ===
359 359  
360 360  
361 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] Choose the proper measuring position. Split the surface soil according to the measured deep.
356 +(% style="color:#4f81bd" %)**Measurement the soil surface:**
362 362  
358 +[[image:1654584128046-287.png]]
363 363  
360 +Choose the proper measuring position. Split the surface soil according to the measured deep.
361 +
364 364  Put pure water, or rainwater to make the soil of measurement point to moist mud. Remove rocks or hard things.
365 365  
366 -
367 367  Slowly insert the probe to the measure point. Don’t use large force which will break the probe. Make sure not shake when inserting.
368 368  
369 -
370 370  Put soil over the probe after insert. And start to measure.
371 371  
372 372  
373 -**Measurement inside soil**
369 +(% style="color:#4f81bd" %)**Measurement inside soil:**
374 374  
375 -
376 -
377 377  Dig a hole with diameter > 20CM.
378 378  
379 -
380 380  Insert the probe inside, method like measure the surface.
381 381  
382 382  
383 -1.
384 -11.
385 -111. Maintain Probe
386 -1111. pH probe electrode is fragile and no strong. User must avoid strong force or hitting it.
387 -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.
388 -1111. Probe reference electrode is also no strong, need to avoid strong force or hitting.
389 -1111. User should keep reference electrode wet while not use.
390 -1111. Avoid the probes to touch oily matter. Which will cause issue in accuracy.
391 -1111. The probe is IP68 can be put in water.
392 392  
393 -1.
394 -11. Calibration
377 +=== 2.6.3 Maintain Probe ===
395 395  
396 -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).
379 +1. (((
380 +pH probe electrode is fragile and no strong. User must avoid strong force or hitting it.
381 +)))
382 +1. (((
383 +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.
384 +)))
385 +1. (((
386 +Probe reference electrode is also no strong, need to avoid strong force or hitting.
387 +)))
388 +1. (((
389 +User should keep reference electrode wet while not use.
390 +)))
391 +1. (((
392 +Avoid the probes to touch oily matter. Which will cause issue in accuracy.
393 +)))
394 +1. (((
395 +The probe is IP68 can be put in water.
397 397  
398 398  
399 -**After stable, user can use below command to calibrate.**
400 -
401 -
402 -|**pH buffer solution**|**AT Command to calibrate**|**Downlink Command**|**Read Cal Value**
403 -|**4.00**|**AT+PHCAL=4**|(((
404 -**0x13 04**
405 -
406 -**Reply with Calibrate payload**
407 -)))|(((
408 -**AT+PHCAL=?**
409 -
410 -**Example 41,61,91**
398 +
411 411  )))
412 -|**6.86**|**AT+PHCAL=6**|(((
413 -**0x13 06**
414 414  
415 -**Reply with Calibrate payload**
416 -)))|**AT+PHCAL=?**
417 -|**9.18**|**AT+PHCAL=9**|(((
418 -**0x13 09**
401 +== 2.7 Calibration ==
419 419  
420 -**Reply with Calibrate payload**
421 -)))|**AT+PHCAL=?**
422 -|**Factory Default**|**AT+PHCAL=15**|(((
423 -**0x13 15**
403 +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).
424 424  
425 -**Reply with Calibrate payload**
426 -)))|(((
427 -**AT+PHCAL=?**
405 +After stable, user can use below command to calibrate.
428 428  
429 -**Example 151**
430 -)))
407 +[[image:image-20220607144936-3.png]]
431 431  
432 -Calibration Payload
433 433  
410 +(% style="color:#037691" %)**Calibration Payload**
411 +
412 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:510px" %)
434 434  |(((
435 435  **Size**
436 436  
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445 445  
446 446  Calibrate value
447 447  )))|Reserve|(((
448 -[[Message>>path:#Message_Type]]
427 +[[Message Type>>||anchor="H2.3.6MessageType"]]
449 449  
450 -[[Type>>path:#Message_Type]]
451 -
452 452  Always 0x03
453 453  )))
454 454  
455 455  User can also send 0x14 downlink command to poll the current calibration payload.
456 456  
434 +[[image:image-20220607145603-4.png]]
457 457  
458 -|**Downlink Control Type**|**FPort**|**Type Code**|**Downlink payload size(bytes)**
459 -|Get Calibration Version Info|Any|14|2
460 -
461 461  * Reply to the confirmation package: 14 01
462 462  * Reply to non-confirmed packet: 14 00
463 463  
464 -1.
465 -11. Frequency Plans
466 466  
440 +
441 +Frequency Plans
442 +
467 467  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.
468 468  
469 469  1.
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