Last modified by Mengting Qiu on 2025/02/26 15:04
<
From version < 11.1 >
edited by Xiaoling
on 2022/06/07 13:59
To version < 24.2 >
edited by Xiaoling
on 2022/06/07 14:46
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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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149 149  [[image:1654581517630-991.png]]
150 150  
151 151  
152 -**Step 2**: Power on LSPH01
153 +(% style="color:blue" %)**Step 2**(%%): Power on LSPH01
153 153  
154 154  
155 155  Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
156 156  
158 +[[image:image-20220607135918-2.png]]
157 157  
158 158  
159 -|(((
160 -
161 -)))
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.
162 162  
163 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image009.png]]
163 +[[image:1654581590132-631.png]]
164 164  
165 165  
166 166  
167 +== 2.3 ​Uplink Payload ==
167 167  
168 -**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.
169 -
170 -
171 -
172 -
173 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
174 -
175 -
176 -
177 -1.
178 -11. ​Uplink Payload
179 -
180 180  LSPH01 will uplink payload via LoRaWAN with below payload format: 
181 181  
182 -
183 183  Uplink payload includes in total 11 bytes.
184 -
185 185  
186 186  Normal uplink payload:
187 187  
175 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:510px" %)
188 188  |(((
189 189  **Size**
190 190  
191 191  **(bytes)**
192 192  )))|**2**|**2**|**2**|**2**|**1**|**1**|**1**
193 -|**Value**|[[BAT>>path:#bat]]|(((
194 -[[Temperature>>path:#DS18B20]]
181 +|**Value**|[[BAT>>||anchor="H2.3.1BatteryInfo"]]|(((
182 +[[Temperature>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
195 195  
196 -[[( Optional )>>path:#DS18B20]]
197 -)))|[[Soil pH>>path:#Soil_Nitrogen]]|[[Soil Temperature>>path:#Soil_Phosphorus]]|(((
198 -[[Digital Interrupt>>path:#Int_pin]]
199 -
200 -[[(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"]]
201 201  )))|Reserve|(((
202 -[[Message>>path:#Message_Type]]
203 -
204 -[[Type>>path:#Message_Type]]
188 +[[Message Type>>||anchor="H2.3.6MessageType"]]
205 205  )))
206 206  
207 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
191 +[[image:1654581735133-458.png]]
208 208  
209 209  
210 210  
211 -1.
212 -11.
213 -111. Battery Info
195 +=== 2.3.1 Battery Info ===
214 214  
197 +
215 215  Check the battery voltage for LSPH01.
216 216  
217 217  Ex1: 0x0B45 = 2885mV
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219 219  Ex2: 0x0B49 = 2889mV
220 220  
221 221  
222 -1.
223 -11.
224 -111. DS18B20 Temperature sensor
225 225  
226 -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 ===
227 227  
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.
228 228  
210 +
229 229  **Example**:
230 230  
231 231  If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
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234 234  
235 235  
236 236  
237 -1.
238 -11.
239 -111. Soil pH
219 +=== 2.3.3 Soil pH ===
240 240  
241 241  Range: 0 ~~ 14 pH
242 242  
243 -Example:
223 +**Example:**
244 244  
245 -**0x02B7(H) = 695(D) = 6.95pH**
225 +(% style="color:#037691" %)** 0x02B7(H) = 695(D) = 6.95pH**
246 246  
247 247  
248 -1.
249 -11.
250 -111. Soil Temperature
251 251  
229 +=== 2.3.4 Soil Temperature ===
230 +
252 252  Get Soil Temperature 
253 253  
254 254  
255 255  **Example**:
256 256  
257 -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
258 258  
259 -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.
260 260  
261 261  
262 262  
263 -1.
264 -11.
265 -111. Interrupt Pin
242 +=== 2.3.5 Interrupt Pin ===
266 266  
267 -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.
268 268  
269 269  
270 -Example:
247 +**Example:**
271 271  
272 272  0x00: Normal uplink packet.
273 273  
... ... @@ -274,145 +274,154 @@
274 274  0x01: Interrupt Uplink Packet.
275 275  
276 276  
277 -1.
278 -11.
279 -111. Message Type
280 280  
255 +=== 2.3.6 Message Type ===
256 +
281 281  For a normal uplink payload, the message type is always 0x01.
282 282  
283 283  Valid Message Type:
284 284  
285 285  
286 -|Message Type Code|Description|Payload
287 -|0x01|Normal Uplink|[[Normal Uplink Payload>>path:#Normal_Uplink]]
288 -|0x02|Reply configures info|[[Configure Info Payload>>path:#Configure_Info_Payload]]
289 -|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"]]
290 290  
291 -1.
292 -11.
293 -111. ​Decode payload in The Things Network
268 +=== 2.3.7 Decode payload in The Things Network ===
294 294  
295 295  While using TTN network, you can add the payload format to decode the payload.
296 296  
297 297  
298 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
273 +[[image:1654582541848-906.png]]
299 299  
275 +(((
300 300  The payload decoder function for TTN is here:
277 +)))
301 301  
279 +(((
302 302  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 +)))
303 303  
304 304  
305 -1.
306 -11. Uplink Interval
307 307  
308 -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 ==
309 309  
310 -[[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"]]
311 311  
312 312  
313 313  
314 -1.
315 -11. ​Show Data in DataCake IoT Server
291 +== 2.5 ​Show Data in DataCake IoT Server ==
316 316  
317 317  [[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:
318 318  
319 319  
320 -**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.**
321 321  
322 -**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:**
323 323  
324 324  
325 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
301 +[[image:1654583683416-869.png]]
326 326  
327 327  
328 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
304 +[[image:1654583694084-878.png]]
329 329  
330 330  
331 -Step 3: Create an account or log in Datacake.
307 +(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
332 332  
333 -Step 4: Create LSPH01 product.
309 +(% style="color:blue" %)**Step 4**(%%)**: Create LSPH01 product.**
334 334  
335 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
311 +[[image:1654583711590-413.png]]
336 336  
337 337  
338 338  
339 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
315 +[[image:1654583732798-193.png]]
340 340  
341 341  
342 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
318 +[[image:1654583749683-259.png]]
343 343  
344 344  
345 -Step 5: add payload decode
321 +(% style="color:blue" %)**Step 5**(%%)**: add payload decode**
346 346  
347 347  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/]]
348 348  
349 349  
350 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
326 +[[image:1654583770974-935.png]]
351 351  
352 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
328 +[[image:1654583781517-146.png]]
353 353  
354 354  
355 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
331 +[[image:1654583791351-557.png]]
356 356  
357 357  
358 358  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
359 359  
360 360  
361 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
337 +[[image:1654583805491-713.png]]
362 362  
363 363  
364 364  
365 365  
366 366  
367 -1.
368 -11. Installation and Maintain
369 -111. Before measurement
343 +== 2.6 Installation and Maintain ==
370 370  
345 +=== 2.6.1 Before measurement ===
346 +
347 +(((
371 371  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 +)))
372 372  
373 373  
374 -1.
375 -11.
376 -111. Measurement
377 377  
378 -**Measurement the soil surface**
353 +=== 2.6.2 Measurement ===
379 379  
380 380  
381 -[[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:**
382 382  
358 +[[image:1654584128046-287.png]]
383 383  
360 +Choose the proper measuring position. Split the surface soil according to the measured deep.
361 +
384 384  Put pure water, or rainwater to make the soil of measurement point to moist mud. Remove rocks or hard things.
385 385  
386 -
387 387  Slowly insert the probe to the measure point. Don’t use large force which will break the probe. Make sure not shake when inserting.
388 388  
389 -
390 390  Put soil over the probe after insert. And start to measure.
391 391  
392 392  
393 -**Measurement inside soil**
369 +(% style="color:#4f81bd" %)**Measurement inside soil:**
394 394  
371 +Dig a hole with diameter > 20CM.
395 395  
373 +Insert the probe inside, method like measure the surface.
396 396  
397 -Dig a hole with diameter > 20CM.
398 398  
399 399  
400 -Insert the probe inside, method like measure the surface.
377 +=== 2.6.3 Maintain Probe ===
401 401  
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 +)))
402 402  
403 -1.
404 -11.
405 -111. Maintain Probe
406 -1111. pH probe electrode is fragile and no strong. User must avoid strong force or hitting it.
407 -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.
408 -1111. Probe reference electrode is also no strong, need to avoid strong force or hitting.
409 -1111. User should keep reference electrode wet while not use.
410 -1111. Avoid the probes to touch oily matter. Which will cause issue in accuracy.
411 -1111. The probe is IP68 can be put in water.
412 412  
413 -1.
414 -11. Calibration
415 415  
400 +2.7 Calibration
401 +
416 416  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).
417 417  
418 418  
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