Last modified by Mengting Qiu on 2025/02/26 15:04
<
From version < 12.1 >
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 ==
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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).
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157 157  [[image:image-20220607135918-2.png]]
158 158  
159 159  
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.
160 160  
161 -**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.
163 +[[image:1654581590132-631.png]]
162 162  
163 163  
164 164  
167 +== 2.3 ​Uplink Payload ==
165 165  
166 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
167 -
168 -
169 -
170 -1.
171 -11. ​Uplink Payload
172 -
173 173  LSPH01 will uplink payload via LoRaWAN with below payload format: 
174 174  
175 -
176 176  Uplink payload includes in total 11 bytes.
177 -
178 178  
179 179  Normal uplink payload:
180 180  
175 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:510px" %)
181 181  |(((
182 182  **Size**
183 183  
184 184  **(bytes)**
185 185  )))|**2**|**2**|**2**|**2**|**1**|**1**|**1**
186 -|**Value**|[[BAT>>path:#bat]]|(((
187 -[[Temperature>>path:#DS18B20]]
181 +|**Value**|[[BAT>>||anchor="H2.3.1BatteryInfo"]]|(((
182 +[[Temperature>>||anchor="H2.3.2DS18B20Temperaturesensor"]]
188 188  
189 -[[( Optional )>>path:#DS18B20]]
190 -)))|[[Soil pH>>path:#Soil_Nitrogen]]|[[Soil Temperature>>path:#Soil_Phosphorus]]|(((
191 -[[Digital Interrupt>>path:#Int_pin]]
192 -
193 -[[(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"]]
194 194  )))|Reserve|(((
195 -[[Message>>path:#Message_Type]]
196 -
197 -[[Type>>path:#Message_Type]]
188 +[[Message Type>>||anchor="H2.3.6MessageType"]]
198 198  )))
199 199  
200 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
191 +[[image:1654581735133-458.png]]
201 201  
202 202  
203 203  
204 -1.
205 -11.
206 -111. Battery Info
195 +=== 2.3.1 Battery Info ===
207 207  
197 +
208 208  Check the battery voltage for LSPH01.
209 209  
210 210  Ex1: 0x0B45 = 2885mV
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212 212  Ex2: 0x0B49 = 2889mV
213 213  
214 214  
215 -1.
216 -11.
217 -111. DS18B20 Temperature sensor
218 218  
219 -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 ===
220 220  
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.
221 221  
210 +
222 222  **Example**:
223 223  
224 224  If payload is: 0105H:  (0105 & FC00 == 0), temp = 0105H /10 = 26.1 degree
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227 227  
228 228  
229 229  
230 -1.
231 -11.
232 -111. Soil pH
219 +=== 2.3.3 Soil pH ===
233 233  
234 234  Range: 0 ~~ 14 pH
235 235  
236 -Example:
223 +**Example:**
237 237  
238 -**0x02B7(H) = 695(D) = 6.95pH**
225 +(% style="color:#037691" %)** 0x02B7(H) = 695(D) = 6.95pH**
239 239  
240 240  
241 -1.
242 -11.
243 -111. Soil Temperature
244 244  
229 +=== 2.3.4 Soil Temperature ===
230 +
245 245  Get Soil Temperature 
246 246  
247 247  
248 248  **Example**:
249 249  
250 -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
251 251  
252 -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.
253 253  
254 254  
255 255  
256 -1.
257 -11.
258 -111. Interrupt Pin
242 +=== 2.3.5 Interrupt Pin ===
259 259  
260 -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.
261 261  
262 262  
263 -Example:
247 +**Example:**
264 264  
265 265  0x00: Normal uplink packet.
266 266  
... ... @@ -267,145 +267,154 @@
267 267  0x01: Interrupt Uplink Packet.
268 268  
269 269  
270 -1.
271 -11.
272 -111. Message Type
273 273  
255 +=== 2.3.6 Message Type ===
256 +
274 274  For a normal uplink payload, the message type is always 0x01.
275 275  
276 276  Valid Message Type:
277 277  
278 278  
279 -|Message Type Code|Description|Payload
280 -|0x01|Normal Uplink|[[Normal Uplink Payload>>path:#Normal_Uplink]]
281 -|0x02|Reply configures info|[[Configure Info Payload>>path:#Configure_Info_Payload]]
282 -|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"]]
283 283  
284 -1.
285 -11.
286 -111. ​Decode payload in The Things Network
268 +=== 2.3.7 Decode payload in The Things Network ===
287 287  
288 288  While using TTN network, you can add the payload format to decode the payload.
289 289  
290 290  
291 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
273 +[[image:1654582541848-906.png]]
292 292  
275 +(((
293 293  The payload decoder function for TTN is here:
277 +)))
294 294  
279 +(((
295 295  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 +)))
296 296  
297 297  
298 -1.
299 -11. Uplink Interval
300 300  
301 -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 ==
302 302  
303 -[[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"]]
304 304  
305 305  
306 306  
307 -1.
308 -11. ​Show Data in DataCake IoT Server
291 +== 2.5 ​Show Data in DataCake IoT Server ==
309 309  
310 310  [[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:
311 311  
312 312  
313 -**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.**
314 314  
315 -**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:**
316 316  
317 317  
318 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
301 +[[image:1654583683416-869.png]]
319 319  
320 320  
321 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
304 +[[image:1654583694084-878.png]]
322 322  
323 323  
324 -Step 3: Create an account or log in Datacake.
307 +(% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
325 325  
326 -Step 4: Create LSPH01 product.
309 +(% style="color:blue" %)**Step 4**(%%)**: Create LSPH01 product.**
327 327  
328 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
311 +[[image:1654583711590-413.png]]
329 329  
330 330  
331 331  
332 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
315 +[[image:1654583732798-193.png]]
333 333  
334 334  
335 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
318 +[[image:1654583749683-259.png]]
336 336  
337 337  
338 -Step 5: add payload decode
321 +(% style="color:blue" %)**Step 5**(%%)**: add payload decode**
339 339  
340 340  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/]]
341 341  
342 342  
343 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
326 +[[image:1654583770974-935.png]]
344 344  
345 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
328 +[[image:1654583781517-146.png]]
346 346  
347 347  
348 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
331 +[[image:1654583791351-557.png]]
349 349  
350 350  
351 351  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
352 352  
353 353  
354 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
337 +[[image:1654583805491-713.png]]
355 355  
356 356  
357 357  
358 358  
359 359  
360 -1.
361 -11. Installation and Maintain
362 -111. Before measurement
343 +== 2.6 Installation and Maintain ==
363 363  
345 +=== 2.6.1 Before measurement ===
346 +
347 +(((
364 364  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 +)))
365 365  
366 366  
367 -1.
368 -11.
369 -111. Measurement
370 370  
371 -**Measurement the soil surface**
353 +=== 2.6.2 Measurement ===
372 372  
373 373  
374 -[[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:**
375 375  
358 +[[image:1654584128046-287.png]]
376 376  
360 +Choose the proper measuring position. Split the surface soil according to the measured deep.
361 +
377 377  Put pure water, or rainwater to make the soil of measurement point to moist mud. Remove rocks or hard things.
378 378  
379 -
380 380  Slowly insert the probe to the measure point. Don’t use large force which will break the probe. Make sure not shake when inserting.
381 381  
382 -
383 383  Put soil over the probe after insert. And start to measure.
384 384  
385 385  
386 -**Measurement inside soil**
369 +(% style="color:#4f81bd" %)**Measurement inside soil:**
387 387  
371 +Dig a hole with diameter > 20CM.
388 388  
373 +Insert the probe inside, method like measure the surface.
389 389  
390 -Dig a hole with diameter > 20CM.
391 391  
392 392  
393 -Insert the probe inside, method like measure the surface.
377 +=== 2.6.3 Maintain Probe ===
394 394  
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 +)))
395 395  
396 -1.
397 -11.
398 -111. Maintain Probe
399 -1111. pH probe electrode is fragile and no strong. User must avoid strong force or hitting it.
400 -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.
401 -1111. Probe reference electrode is also no strong, need to avoid strong force or hitting.
402 -1111. User should keep reference electrode wet while not use.
403 -1111. Avoid the probes to touch oily matter. Which will cause issue in accuracy.
404 -1111. The probe is IP68 can be put in water.
405 405  
406 -1.
407 -11. Calibration
408 408  
400 +2.7 Calibration
401 +
409 409  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).
410 410  
411 411  
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