Last modified by Mengting Qiu on 2025/02/26 15:04
<
From version < 14.5 >
edited by Xiaoling
on 2022/06/07 14:20
To version < 25.1 >
edited by Xiaoling
on 2022/06/07 14:49
>
Change comment: Uploaded new attachment "image-20220607144936-3.png", version {1}

Summary

Details

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Content
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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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174 174  **(bytes)**
175 175  )))|**2**|**2**|**2**|**2**|**1**|**1**|**1**
176 176  |**Value**|[[BAT>>||anchor="H2.3.1BatteryInfo"]]|(((
177 -[[Temperature>>path:#DS18B20]]
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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264 264  |0x02|Reply configures info|[[Configure Info Payload>>||anchor="H3.4GetFirmwareVersionInfo"]]
265 265  |0x03|Reply Calibration Info|[[Calibration Payload>>||anchor="H2.7Calibration"]]
266 266  
267 -
268 268  === 2.3.7 Decode payload in The Things Network ===
269 269  
270 270  While using TTN network, you can add the payload format to decode the payload.
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288 288  
289 289  
290 290  
291 +== 2.5 ​Show Data in DataCake IoT Server ==
291 291  
292 -1.
293 -11. ​Show Data in DataCake IoT Server
294 -
295 295  [[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:
296 296  
297 297  
298 -**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
296 +(% style="color:blue" %)**Step 1**(%%)**: Be sure that your device is programmed and properly connected to the network at this time.**
299 299  
300 -**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:
298 +(% 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:**
301 301  
302 302  
303 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
301 +[[image:1654583683416-869.png]]
304 304  
305 305  
306 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
304 +[[image:1654583694084-878.png]]
307 307  
308 308  
309 -Step 3: Create an account or log in Datacake.
307 +(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
310 310  
311 -Step 4: Create LSPH01 product.
309 +(% style="color:blue" %)**Step 4**(%%)**: Create LSPH01 product.**
312 312  
313 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
311 +[[image:1654583711590-413.png]]
314 314  
315 315  
316 316  
317 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
315 +[[image:1654583732798-193.png]]
318 318  
319 319  
320 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
318 +[[image:1654583749683-259.png]]
321 321  
322 322  
323 -Step 5: add payload decode
321 +(% style="color:blue" %)**Step 5**(%%)**: add payload decode**
324 324  
325 325  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/]]
326 326  
327 327  
328 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
326 +[[image:1654583770974-935.png]]
329 329  
330 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
328 +[[image:1654583781517-146.png]]
331 331  
332 332  
333 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
331 +[[image:1654583791351-557.png]]
334 334  
335 335  
336 336  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
337 337  
338 338  
339 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
337 +[[image:1654583805491-713.png]]
340 340  
341 341  
342 342  
343 343  
344 344  
345 -1.
346 -11. Installation and Maintain
347 -111. Before measurement
343 +== 2.6 Installation and Maintain ==
348 348  
345 +=== 2.6.1 Before measurement ===
346 +
347 +(((
349 349  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 +)))
350 350  
351 351  
352 -1.
353 -11.
354 -111. Measurement
355 355  
356 -**Measurement the soil surface**
353 +=== 2.6.2 Measurement ===
357 357  
358 358  
359 -[[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:**
360 360  
358 +[[image:1654584128046-287.png]]
361 361  
360 +Choose the proper measuring position. Split the surface soil according to the measured deep.
361 +
362 362  Put pure water, or rainwater to make the soil of measurement point to moist mud. Remove rocks or hard things.
363 363  
364 -
365 365  Slowly insert the probe to the measure point. Don’t use large force which will break the probe. Make sure not shake when inserting.
366 366  
367 -
368 368  Put soil over the probe after insert. And start to measure.
369 369  
370 370  
371 -**Measurement inside soil**
369 +(% style="color:#4f81bd" %)**Measurement inside soil:**
372 372  
371 +Dig a hole with diameter > 20CM.
373 373  
373 +Insert the probe inside, method like measure the surface.
374 374  
375 -Dig a hole with diameter > 20CM.
376 376  
377 377  
378 -Insert the probe inside, method like measure the surface.
377 +=== 2.6.3 Maintain Probe ===
379 379  
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.
396 +)))
380 380  
381 -1.
382 -11.
383 -111. Maintain Probe
384 -1111. pH probe electrode is fragile and no strong. User must avoid strong force or hitting it.
385 -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.
386 -1111. Probe reference electrode is also no strong, need to avoid strong force or hitting.
387 -1111. User should keep reference electrode wet while not use.
388 -1111. Avoid the probes to touch oily matter. Which will cause issue in accuracy.
389 -1111. The probe is IP68 can be put in water.
390 390  
391 -1.
392 -11. Calibration
393 393  
400 +== 2.7 Calibration ==
401 +
394 394  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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396 396  
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