Last modified by Mengting Qiu on 2025/02/26 15:04
<
From version < 10.1 >
edited by Xiaoling
on 2022/06/07 13:58
To version < 24.2 >
edited by Xiaoling
on 2022/06/07 14:46
>
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Summary

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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 ==
... ... @@ -50,7 +50,6 @@
50 50  * IP68 rate for the Sensor Probe
51 51  * 8500mAh Battery for long term use
52 52  
53 -
54 54  == 1.3 Probe Specification ==
55 55  
56 56  
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71 71  * IP68 Protection
72 72  * Length: 3.5 meters
73 73  
74 -
75 -
76 76  == 1.4 ​Applications ==
77 77  
78 78  * Smart Agriculture
79 79  
80 -
81 81  == 1.5 Pin mapping and power on ==
82 82  
83 83  [[image:1654580482666-473.png]]
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112 112  )))
113 113  
114 114  (((
115 -**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.
116 116  )))
117 117  
118 118  (((
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143 143  [[image:1654581493871-516.png]]
144 144  
145 145  
147 +
146 146  **Add APP KEY**
147 147  
148 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image008.png]]
150 +[[image:1654581517630-991.png]]
149 149  
150 150  
151 -**Step 2**: Power on LSPH01
153 +(% style="color:blue" %)**Step 2**(%%): Power on LSPH01
152 152  
153 153  
154 154  Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
155 155  
158 +[[image:image-20220607135918-2.png]]
156 156  
157 157  
158 -|(((
159 -
160 -)))
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.
161 161  
162 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image009.png]]
163 +[[image:1654581590132-631.png]]
163 163  
164 164  
165 165  
167 +== 2.3 ​Uplink Payload ==
166 166  
167 -**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.
168 -
169 -
170 -
171 -
172 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
173 -
174 -
175 -
176 -1.
177 -11. ​Uplink Payload
178 -
179 179  LSPH01 will uplink payload via LoRaWAN with below payload format: 
180 180  
181 -
182 182  Uplink payload includes in total 11 bytes.
183 -
184 184  
185 185  Normal uplink payload:
186 186  
175 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:510px" %)
187 187  |(((
188 188  **Size**
189 189  
190 190  **(bytes)**
191 191  )))|**2**|**2**|**2**|**2**|**1**|**1**|**1**
192 -|**Value**|[[BAT>>path:#bat]]|(((
193 -[[Temperature>>path:#DS18B20]]
181 +|**Value**|[[BAT>>||anchor="H2.3.1BatteryInfo"]]|(((
182 +[[Temperature>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
194 194  
195 -[[( Optional )>>path:#DS18B20]]
196 -)))|[[Soil pH>>path:#Soil_Nitrogen]]|[[Soil Temperature>>path:#Soil_Phosphorus]]|(((
197 -[[Digital Interrupt>>path:#Int_pin]]
198 -
199 -[[(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"]]
200 200  )))|Reserve|(((
201 -[[Message>>path:#Message_Type]]
202 -
203 -[[Type>>path:#Message_Type]]
188 +[[Message Type>>||anchor="H2.3.6MessageType"]]
204 204  )))
205 205  
206 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
191 +[[image:1654581735133-458.png]]
207 207  
208 208  
209 209  
210 -1.
211 -11.
212 -111. Battery Info
195 +=== 2.3.1 Battery Info ===
213 213  
197 +
214 214  Check the battery voltage for LSPH01.
215 215  
216 216  Ex1: 0x0B45 = 2885mV
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218 218  Ex2: 0x0B49 = 2889mV
219 219  
220 220  
221 -1.
222 -11.
223 -111. DS18B20 Temperature sensor
224 224  
225 -This is optional, user can connect external DS18B20 sensor to the [[+3.3v, 1-wire and GND pin>>path:#DS18B20]] . and this field will report temperature.
206 +=== 2.3.2 DS18B20 Temperature sensor ===
226 226  
208 +This is optional, user can connect external DS18B20 sensor to the +3.3v, 1-wire and GND pin . and this field will report temperature.
227 227  
210 +
228 228  **Example**:
229 229  
230 230  If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
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233 233  
234 234  
235 235  
236 -1.
237 -11.
238 -111. Soil pH
219 +=== 2.3.3 Soil pH ===
239 239  
240 240  Range: 0 ~~ 14 pH
241 241  
242 -Example:
223 +**Example:**
243 243  
244 -**0x02B7(H) = 695(D) = 6.95pH**
225 +(% style="color:#037691" %)** 0x02B7(H) = 695(D) = 6.95pH**
245 245  
246 246  
247 -1.
248 -11.
249 -111. Soil Temperature
250 250  
229 +=== 2.3.4 Soil Temperature ===
230 +
251 251  Get Soil Temperature 
252 252  
253 253  
254 254  **Example**:
255 255  
256 -If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
236 +If payload is: **0105H**:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
257 257  
258 -If payload is: FF3FH :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
238 +If payload is: **FF3FH** :  (FF3F & FC00 == 1) , temp = (FF3FH - 65536)/10 = -19.3 degrees.
259 259  
260 260  
261 261  
262 -1.
263 -11.
264 -111. Interrupt Pin
242 +=== 2.3.5 Interrupt Pin ===
265 265  
266 -This data field shows if this packet is generated by interrupt or not. [[Click here>>path:#Int_mod]] for the hardware and software set up.
244 +This data field shows if this packet is generated by interrupt or not. [[Click here>>||anchor="H3.2SetInterruptMode"]] for the hardware and software set up.
267 267  
268 268  
269 -Example:
247 +**Example:**
270 270  
271 271  0x00: Normal uplink packet.
272 272  
... ... @@ -273,145 +273,154 @@
273 273  0x01: Interrupt Uplink Packet.
274 274  
275 275  
276 -1.
277 -11.
278 -111. Message Type
279 279  
255 +=== 2.3.6 Message Type ===
256 +
280 280  For a normal uplink payload, the message type is always 0x01.
281 281  
282 282  Valid Message Type:
283 283  
284 284  
285 -|Message Type Code|Description|Payload
286 -|0x01|Normal Uplink|[[Normal Uplink Payload>>path:#Normal_Uplink]]
287 -|0x02|Reply configures info|[[Configure Info Payload>>path:#Configure_Info_Payload]]
288 -|0x03|Reply Calibration Info|[[Calibration Payload>>path:#Calibration_Payload]]
262 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:510px" %)
263 +|**Message Type Code**|**Description**|**Payload**
264 +|0x01|Normal Uplink|[[Normal Uplink Payload>>||anchor="H2.3Uplink Payload"]]
265 +|0x02|Reply configures info|[[Configure Info Payload>>||anchor="H3.4GetFirmwareVersionInfo"]]
266 +|0x03|Reply Calibration Info|[[Calibration Payload>>||anchor="H2.7Calibration"]]
289 289  
290 -1.
291 -11.
292 -111. ​Decode payload in The Things Network
268 +=== 2.3.7 Decode payload in The Things Network ===
293 293  
294 294  While using TTN network, you can add the payload format to decode the payload.
295 295  
296 296  
297 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
273 +[[image:1654582541848-906.png]]
298 298  
275 +(((
299 299  The payload decoder function for TTN is here:
277 +)))
300 300  
279 +(((
301 301  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/]]
281 +)))
302 302  
303 303  
304 -1.
305 -11. Uplink Interval
306 306  
307 -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:
285 +== 2.4 Uplink Interval ==
308 308  
309 -[[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]]
287 +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"]]
310 310  
311 311  
312 312  
313 -1.
314 -11. ​Show Data in DataCake IoT Server
291 +== 2.5 ​Show Data in DataCake IoT Server ==
315 315  
316 316  [[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:
317 317  
318 318  
319 -**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.**
320 320  
321 -**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:**
322 322  
323 323  
324 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
301 +[[image:1654583683416-869.png]]
325 325  
326 326  
327 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
304 +[[image:1654583694084-878.png]]
328 328  
329 329  
330 -Step 3: Create an account or log in Datacake.
307 +(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
331 331  
332 -Step 4: Create LSPH01 product.
309 +(% style="color:blue" %)**Step 4**(%%)**: Create LSPH01 product.**
333 333  
334 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
311 +[[image:1654583711590-413.png]]
335 335  
336 336  
337 337  
338 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
315 +[[image:1654583732798-193.png]]
339 339  
340 340  
341 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
318 +[[image:1654583749683-259.png]]
342 342  
343 343  
344 -Step 5: add payload decode
321 +(% style="color:blue" %)**Step 5**(%%)**: add payload decode**
345 345  
346 346  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/]]
347 347  
348 348  
349 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
326 +[[image:1654583770974-935.png]]
350 350  
351 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
328 +[[image:1654583781517-146.png]]
352 352  
353 353  
354 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
331 +[[image:1654583791351-557.png]]
355 355  
356 356  
357 357  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
358 358  
359 359  
360 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
337 +[[image:1654583805491-713.png]]
361 361  
362 362  
363 363  
364 364  
365 365  
366 -1.
367 -11. Installation and Maintain
368 -111. Before measurement
343 +== 2.6 Installation and Maintain ==
369 369  
345 +=== 2.6.1 Before measurement ===
346 +
347 +(((
370 370  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 +)))
371 371  
372 372  
373 -1.
374 -11.
375 -111. Measurement
376 376  
377 -**Measurement the soil surface**
353 +=== 2.6.2 Measurement ===
378 378  
379 379  
380 -[[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:**
381 381  
358 +[[image:1654584128046-287.png]]
382 382  
360 +Choose the proper measuring position. Split the surface soil according to the measured deep.
361 +
383 383  Put pure water, or rainwater to make the soil of measurement point to moist mud. Remove rocks or hard things.
384 384  
385 -
386 386  Slowly insert the probe to the measure point. Don’t use large force which will break the probe. Make sure not shake when inserting.
387 387  
388 -
389 389  Put soil over the probe after insert. And start to measure.
390 390  
391 391  
392 -**Measurement inside soil**
369 +(% style="color:#4f81bd" %)**Measurement inside soil:**
393 393  
371 +Dig a hole with diameter > 20CM.
394 394  
373 +Insert the probe inside, method like measure the surface.
395 395  
396 -Dig a hole with diameter > 20CM.
397 397  
398 398  
399 -Insert the probe inside, method like measure the surface.
377 +=== 2.6.3 Maintain Probe ===
400 400  
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 +)))
401 401  
402 -1.
403 -11.
404 -111. Maintain Probe
405 -1111. pH probe electrode is fragile and no strong. User must avoid strong force or hitting it.
406 -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.
407 -1111. Probe reference electrode is also no strong, need to avoid strong force or hitting.
408 -1111. User should keep reference electrode wet while not use.
409 -1111. Avoid the probes to touch oily matter. Which will cause issue in accuracy.
410 -1111. The probe is IP68 can be put in water.
411 411  
412 -1.
413 -11. Calibration
414 414  
400 +2.7 Calibration
401 +
415 415  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).
416 416  
417 417  
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