Last modified by Mengting Qiu on 2025/02/26 15:04
<
From version < 108.2 >
edited by Xiaoling
on 2022/06/10 11:58
To version < 100.9 >
edited by Xiaoling
on 2022/06/10 11:37
>
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... ... @@ -136,13 +136,11 @@
136 136  [[image:1654592600093-601.png]]
137 137  
138 138  
139 -
140 140  **Add APP EUI and DEV EUI**
141 141  
142 142  [[image:1654592619856-881.png]]
143 143  
144 144  
145 -
146 146  **Add APP EUI in the application**
147 147  
148 148  [[image:1654592632656-512.png]]
... ... @@ -154,7 +154,7 @@
154 154  [[image:1654592653453-934.png]]
155 155  
156 156  
157 -(% style="color:blue" %)**Step 2**(%%): Power on LLDS12
155 +(% style="color:blue" %)**Step 2**(%%): Power on LSPH01
158 158  
159 159  
160 160  Put a Jumper on JP2 to power on the device. ( The Switch must be in FLASH position).
... ... @@ -163,10 +163,10 @@
163 163  
164 164  
165 165  (((
166 -(% style="color:blue" %)**Step 3**(%%)**:** The LLDS12 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.
164 +(% 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.
167 167  )))
168 168  
169 -[[image:1654833501679-968.png]]
167 +[[image:1654592697690-910.png]]
170 170  
171 171  
172 172  
... ... @@ -296,13 +296,13 @@
296 296  
297 297  
298 298  
299 -== 2.4  Uplink Interval ==
297 +== 2.4 Uplink Interval ==
300 300  
301 -The LLDS12 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"]]
299 +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"]]
302 302  
303 303  
304 304  
305 -== 2.5  ​Show Data in DataCake IoT Server ==
303 +== 2.5 ​Show Data in DataCake IoT Server ==
306 306  
307 307  (((
308 308  [[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:
... ... @@ -329,40 +329,166 @@
329 329  
330 330  (% style="color:blue" %)**Step 3**(%%)**: Create an account or log in Datacake.**
331 331  
332 -(% style="color:blue" %)**Step 4**(%%)**: Create LLDS12 product.**
330 +(% style="color:blue" %)**Step 4**(%%)**: Create LSPH01 product.**
333 333  
334 -[[image:1654832691989-514.png]]
332 +[[image:1654592819047-535.png]]
335 335  
336 336  
335 +
337 337  [[image:1654592833877-762.png]]
338 338  
339 339  
340 -[[image:1654832740634-933.png]]
339 +[[image:1654592856403-259.png]]
341 341  
342 342  
343 -
344 344  (((
345 345  (% style="color:blue" %)**Step 5**(%%)**: add payload decode**
346 346  )))
347 347  
348 348  (((
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 +)))
349 +
350 +
351 +[[image:1654592878525-845.png]]
352 +
353 +[[image:1654592892967-474.png]]
354 +
355 +
356 +[[image:1654592905354-123.png]]
357 +
358 +
359 +After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
360 +
361 +
362 +[[image:1654592917530-261.png]]
363 +
364 +
365 +
366 +== 2.6 Installation and Maintain ==
367 +
368 +=== 2.6.1 Before measurement ===
369 +
370 +(((
371 +(((
372 +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. 
373 +)))
374 +)))
375 +
376 +
377 +
378 +=== 2.6.2 Measurement ===
379 +
380 +
381 +(((
382 +(% style="color:#4f81bd" %)**Measurement the soil surface:**
383 +)))
384 +
385 +(((
386 +[[image:1654592946732-634.png]]
387 +)))
388 +
389 +(((
390 +Choose the proper measuring position. Split the surface soil according to the measured deep.
391 +)))
392 +
393 +(((
394 +Put pure water, or rainwater to make the soil of measurement point to moist mud. Remove rocks or hard things.
395 +)))
396 +
397 +(((
398 +Slowly insert the probe to the measure point. Don’t use large force which will break the probe. Make sure not shake when inserting.
399 +)))
400 +
401 +(((
402 +Put soil over the probe after insert. And start to measure.
403 +)))
404 +
405 +(((
349 349  
350 350  )))
351 351  
352 -[[image:1654833065139-942.png]]
409 +(((
410 +(% style="color:#4f81bd" %)**Measurement inside soil:**
411 +)))
353 353  
413 +(((
414 +Dig a hole with diameter > 20CM.
415 +)))
354 354  
417 +(((
418 +Insert the probe inside, method like measure the surface.
419 +)))
355 355  
356 -[[image:1654833092678-390.png]]
357 357  
358 358  
423 +=== 2.6.3 Maintain Probe ===
359 359  
360 -After added, the sensor data arrive TTN, it will also arrive and show in Datacake.
425 +1. (((
426 +pH probe electrode is fragile and no strong. User must avoid strong force or hitting it.
427 +)))
428 +1. (((
429 +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.
430 +)))
431 +1. (((
432 +Probe reference electrode is also no strong, need to avoid strong force or hitting.
433 +)))
434 +1. (((
435 +User should keep reference electrode wet while not use.
436 +)))
437 +1. (((
438 +Avoid the probes to touch oily matter. Which will cause issue in accuracy.
439 +)))
440 +1. (((
441 +The probe is IP68 can be put in water.
361 361  
362 -[[image:1654833163048-332.png]]
363 363  
444 +
445 +)))
364 364  
447 +== 2.7 Calibration ==
365 365  
449 +(((
450 +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).
451 +)))
452 +
453 +(((
454 +After stable, user can use below command to calibrate.
455 +)))
456 +
457 +[[image:image-20220607171149-4.png]]
458 +
459 +
460 +(% style="color:#037691" %)**Calibration Payload**
461 +
462 +(% border="1" cellspacing="10" style="background-color:#ffffcc; color:green; width:510px" %)
463 +|=(% style="width: 62.5px;" %)(((
464 +**Size (bytes)**
465 +)))|=(% style="width: 89px;" %)**1**|=(% style="width: 89px;" %)**1**|=(% style="width: 89px;" %)**1**|=(% style="width: 89px;" %)**7**|=(% style="width: 89px;" %)**1**
466 +|**Value**|(((
467 +PH4
468 +
469 +Calibrate value
470 +)))|PH6.86 Calibrate value|(((
471 +PH9.18
472 +
473 +Calibrate value
474 +)))|Reserve|(((
475 +[[Message Type>>||anchor="H2.3.6MessageType"]]
476 +
477 +Always 0x03
478 +)))
479 +
480 +User can also send 0x14 downlink command to poll the current calibration payload.
481 +
482 +[[image:image-20220607171416-7.jpeg]]
483 +
484 +
485 +* Reply to the confirmation package: 14 01
486 +* Reply to non-confirmed packet: 14 00
487 +
488 +
489 +
366 366  == 2.6  Frequency Plans ==
367 367  
368 368  (((
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448 448  * Use the Join successful sub-band if the server doesn’t include sub-band info in the OTAA Join Accept message ( TTN v2 doesn't include)
449 449  
450 450  
575 +
576 +
577 +
451 451  === 2.6.3 CN470-510 (CN470) ===
452 452  
453 453  (((
... ... @@ -558,6 +558,9 @@
558 558  * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band
559 559  * Use the Join successful sub-band if the server doesn’t include sub-band info in the OTAA Join Accept message ( TTN v2 doesn't include)
560 560  
688 +
689 +
690 +
561 561  === 2.6.5 AS920-923 & AS923-925 (AS923) ===
562 562  
563 563  (((
... ... @@ -785,7 +785,6 @@
785 785  * Blink once when device transmit a packet.
786 786  
787 787  
788 -
789 789  == 2.8  ​Firmware Change Log ==
790 790  
791 791  
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