Last modified by Mengting Qiu on 2025/02/26 15:04
<
From version < 14.1 >
edited by Xiaoling
on 2022/06/07 14:15
To version < 26.2 >
edited by Xiaoling
on 2022/06/07 14:57
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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 ==
... ... @@ -108,7 +108,7 @@
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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268 268  
269 269  === 2.3.7 Decode payload in The Things Network ===
270 270  
271 -
272 272  While using TTN network, you can add the payload format to decode the payload.
273 273  
274 274  
275 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
275 +[[image:1654582541848-906.png]]
276 276  
277 +(((
277 277  The payload decoder function for TTN is here:
279 +)))
278 278  
281 +(((
279 279  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/]]
283 +)))
280 280  
281 281  
282 -1.
283 -11. Uplink Interval
284 284  
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:
287 +== 2.4 Uplink Interval ==
286 286  
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]]
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"]]
288 288  
289 289  
290 290  
291 -1.
292 -11. ​Show Data in DataCake IoT Server
293 +== 2.5 ​Show Data in DataCake IoT Server ==
293 293  
294 294  [[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:
295 295  
296 296  
297 -**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.**
298 298  
299 -**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:**
300 300  
301 301  
302 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
303 +[[image:1654583683416-869.png]]
303 303  
304 304  
305 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
306 +[[image:1654583694084-878.png]]
306 306  
307 307  
308 -Step 3: Create an account or log in Datacake.
309 +(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
309 309  
310 -Step 4: Create LSPH01 product.
311 +(% style="color:blue" %)**Step 4**(%%)**: Create LSPH01 product.**
311 311  
312 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
313 +[[image:1654583711590-413.png]]
313 313  
314 314  
315 315  
316 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
317 +[[image:1654583732798-193.png]]
317 317  
318 318  
319 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
320 +[[image:1654583749683-259.png]]
320 320  
321 321  
322 -Step 5: add payload decode
323 +(% style="color:blue" %)**Step 5**(%%)**: add payload decode**
323 323  
324 324  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/]]
325 325  
326 326  
327 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
328 +[[image:1654583770974-935.png]]
328 328  
329 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
330 +[[image:1654583781517-146.png]]
330 330  
331 331  
332 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
333 +[[image:1654583791351-557.png]]
333 333  
334 334  
335 335  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
336 336  
337 337  
338 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
339 +[[image:1654583805491-713.png]]
339 339  
340 340  
341 341  
343 +== 2.6 Installation and Maintain ==
342 342  
345 +=== 2.6.1 Before measurement ===
343 343  
344 -1.
345 -11. Installation and Maintain
346 -111. Before measurement
347 -
347 +(((
348 348  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 +)))
349 349  
350 350  
351 -1.
352 -11.
353 -111. Measurement
354 354  
355 -**Measurement the soil surface**
353 +=== 2.6.2 Measurement ===
356 356  
357 357  
358 -[[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:**
359 359  
358 +[[image:1654584128046-287.png]]
360 360  
360 +Choose the proper measuring position. Split the surface soil according to the measured deep.
361 +
361 361  Put pure water, or rainwater to make the soil of measurement point to moist mud. Remove rocks or hard things.
362 362  
363 -
364 364  Slowly insert the probe to the measure point. Don’t use large force which will break the probe. Make sure not shake when inserting.
365 365  
366 -
367 367  Put soil over the probe after insert. And start to measure.
368 368  
369 369  
370 -**Measurement inside soil**
369 +(% style="color:#4f81bd" %)**Measurement inside soil:**
371 371  
372 -
373 -
374 374  Dig a hole with diameter > 20CM.
375 375  
376 -
377 377  Insert the probe inside, method like measure the surface.
378 378  
379 379  
380 -1.
381 -11.
382 -111. Maintain Probe
383 -1111. pH probe electrode is fragile and no strong. User must avoid strong force or hitting it.
384 -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.
385 -1111. Probe reference electrode is also no strong, need to avoid strong force or hitting.
386 -1111. User should keep reference electrode wet while not use.
387 -1111. Avoid the probes to touch oily matter. Which will cause issue in accuracy.
388 -1111. The probe is IP68 can be put in water.
389 389  
390 -1.
391 -11. Calibration
377 +=== 2.6.3 Maintain Probe ===
392 392  
393 -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.
394 394  
395 395  
396 -**After stable, user can use below command to calibrate.**
398 +
399 +)))
397 397  
401 +== 2.7 Calibration ==
398 398  
399 -|**pH buffer solution**|**AT Command to calibrate**|**Downlink Command**|**Read Cal Value**
400 -|**4.00**|**AT+PHCAL=4**|(((
401 -**0x13 04**
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).
402 402  
403 -**Reply with Calibrate payload**
404 -)))|(((
405 -**AT+PHCAL=?**
405 +After stable, user can use below command to calibrate.
406 406  
407 -**Example 41,61,91**
408 -)))
409 -|**6.86**|**AT+PHCAL=6**|(((
410 -**0x13 06**
407 +[[image:image-20220607144936-3.png]]
411 411  
412 -**Reply with Calibrate payload**
413 -)))|**AT+PHCAL=?**
414 -|**9.18**|**AT+PHCAL=9**|(((
415 -**0x13 09**
416 416  
417 -**Reply with Calibrate payload**
418 -)))|**AT+PHCAL=?**
419 -|**Factory Default**|**AT+PHCAL=15**|(((
420 -**0x13 15**
421 421  
422 -**Reply with Calibrate payload**
423 -)))|(((
424 -**AT+PHCAL=?**
411 +(% style="color:#037691" %)**Calibration Payload**
425 425  
426 -**Example 151**
427 -)))
428 -
429 -Calibration Payload
430 -
413 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:510px" %)
431 431  |(((
432 432  **Size**
433 433  
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442 442  
443 443  Calibrate value
444 444  )))|Reserve|(((
445 -[[Message>>path:#Message_Type]]
428 +[[Message Type>>||anchor="H2.3.6MessageType"]]
446 446  
447 -[[Type>>path:#Message_Type]]
448 -
449 449  Always 0x03
450 450  )))
451 451  
452 452  User can also send 0x14 downlink command to poll the current calibration payload.
453 453  
435 +[[image:image-20220607145603-4.png]]
454 454  
455 -|**Downlink Control Type**|**FPort**|**Type Code**|**Downlink payload size(bytes)**
456 -|Get Calibration Version Info|Any|14|2
457 -
458 458  * Reply to the confirmation package: 14 01
459 459  * Reply to non-confirmed packet: 14 00
460 460  
461 -1.
462 -11. Frequency Plans
463 463  
441 +
442 +Frequency Plans
443 +
464 464  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.
465 465  
466 466  1.
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