Changes for page LDDS45 - LoRaWAN Distance Detection Sensor User Manual
Last modified by Mengting Qiu on 2025/02/26 15:04
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... ... @@ -265,6 +265,7 @@ 265 265 |0x02|Reply configures info|[[Configure Info Payload>>||anchor="H3.4GetFirmwareVersionInfo"]] 266 266 |0x03|Reply Calibration Info|[[Calibration Payload>>||anchor="H2.7Calibration"]] 267 267 268 + 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. ... ... @@ -338,8 +338,6 @@ 338 338 339 339 340 340 341 - 342 - 343 343 == 2.6 Installation and Maintain == 344 344 345 345 === 2.6.1 Before measurement === ... ... @@ -393,50 +393,23 @@ 393 393 ))) 394 394 1. ((( 395 395 The probe is IP68 can be put in water. 396 -))) 397 397 398 398 397 + 398 +))) 399 399 400 400 == 2.7 Calibration == 401 401 402 402 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). 403 403 404 +After stable, user can use below command to calibrate. 404 404 405 - **After stable, user can use below command to calibrate.**406 +[[image:image-20220607144936-3.png]] 406 406 407 407 408 -|**pH buffer solution**|**AT Command to calibrate**|**Downlink Command**|**Read Cal Value** 409 -|**4.00**|**AT+PHCAL=4**|((( 410 -**0x13 04** 409 +(% style="color:#037691" %)**Calibration Payload** 411 411 412 -**Reply with Calibrate payload** 413 -)))|((( 414 -**AT+PHCAL=?** 415 - 416 -**Example 41,61,91** 417 -))) 418 -|**6.86**|**AT+PHCAL=6**|((( 419 -**0x13 06** 420 - 421 -**Reply with Calibrate payload** 422 -)))|**AT+PHCAL=?** 423 -|**9.18**|**AT+PHCAL=9**|((( 424 -**0x13 09** 425 - 426 -**Reply with Calibrate payload** 427 -)))|**AT+PHCAL=?** 428 -|**Factory Default**|**AT+PHCAL=15**|((( 429 -**0x13 15** 430 - 431 -**Reply with Calibrate payload** 432 -)))|((( 433 -**AT+PHCAL=?** 434 - 435 -**Example 151** 436 -))) 437 - 438 -Calibration Payload 439 - 411 +(% border="1" cellspacing="10" style="background-color:#ffffcc; width:510px" %) 440 440 |((( 441 441 **Size** 442 442 ... ... @@ -451,33 +451,30 @@ 451 451 452 452 Calibrate value 453 453 )))|Reserve|((( 454 -[[Message>> path:#Message_Type]]426 +[[Message Type>>||anchor="H2.3.6MessageType"]] 455 455 456 -[[Type>>path:#Message_Type]] 457 - 458 458 Always 0x03 459 459 ))) 460 460 461 461 User can also send 0x14 downlink command to poll the current calibration payload. 462 462 433 +[[image:image-20220607145603-4.png]] 463 463 464 -|**Downlink Control Type**|**FPort**|**Type Code**|**Downlink payload size(bytes)** 465 -|Get Calibration Version Info|Any|14|2 466 - 467 467 * Reply to the confirmation package: 14 01 468 468 * Reply to non-confirmed packet: 14 00 469 469 470 -1. 471 -11. Frequency Plans 472 472 439 +== 2.8 Frequency Plans == 440 + 441 +((( 473 473 The LSPH01 uses OTAA mode and below frequency plans by default. If user want to use it with different frequency plan, please refer the AT command sets. 443 +))) 474 474 475 -1. 476 -11. 477 -111. EU863-870 (EU868) 478 478 479 -U plink:446 +=== 2.8.1 EU863-870 (EU868) === 480 480 448 +(% style="color:blue" %)**Uplink:** 449 + 481 481 868.1 - SF7BW125 to SF12BW125 482 482 483 483 868.3 - SF7BW125 to SF12BW125 and SF7BW250 ... ... @@ -497,7 +497,7 @@ 497 497 868.8 - FSK 498 498 499 499 500 -Downlink: 469 +(% style="color:blue" %)**Downlink:** 501 501 502 502 Uplink channels 1-9 (RX1) 503 503 ... ... @@ -504,28 +504,31 @@ 504 504 869.525 - SF9BW125 (RX2 downlink only) 505 505 506 506 507 -1. 508 -11. 509 -111. US902-928(US915) 510 510 477 +=== 2.8.2 US902-928(US915) === 478 + 479 +((( 511 511 Used in USA, Canada and South America. Frequency band as per definition in LoRaWAN 1.0.3 Regional document. 481 +))) 512 512 513 - 483 +((( 514 514 To make sure the end node supports all sub band by default. In the OTAA Join process, the end node will use frequency 1 from sub-band1, then frequency 1 from sub-band2, then frequency 1 from sub-band3, etc to process the OTAA join. 485 +))) 515 515 516 - 487 +((( 517 517 After Join success, the end node will switch to the correct sub band by: 489 +))) 518 518 519 519 * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band 520 520 * 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) 521 521 522 -1. 523 -11. 524 -111. CN470-510 (CN470) 525 525 495 + 496 +=== 2.8.3 CN470-510 (CN470) === 497 + 526 526 Used in China, Default use CHE=1 527 527 528 -Uplink: 500 +(% style="color:blue" %)**Uplink:** 529 529 530 530 486.3 - SF7BW125 to SF12BW125 531 531 ... ... @@ -544,7 +544,7 @@ 544 544 487.7 - SF7BW125 to SF12BW125 545 545 546 546 547 -Downlink: 519 +(% style="color:blue" %)**Downlink:** 548 548 549 549 506.7 - SF7BW125 to SF12BW125 550 550 ... ... @@ -565,25 +565,32 @@ 565 565 505.3 - SF12BW125 (RX2 downlink only) 566 566 567 567 568 -1. 569 -11. 570 -111. AU915-928(AU915) 571 571 541 +=== 2.8.4 AU915-928(AU915) === 542 + 543 +((( 572 572 Frequency band as per definition in LoRaWAN 1.0.3 Regional document. 545 +))) 573 573 574 - 547 +((( 575 575 To make sure the end node supports all sub band by default. In the OTAA Join process, the end node will use frequency 1 from sub-band1, then frequency 1 from sub-band2, then frequency 1 from sub-band3, etc to process the OTAA join. 549 +))) 576 576 551 +((( 552 + 553 +))) 577 577 555 +((( 578 578 After Join success, the end node will switch to the correct sub band by: 557 +))) 579 579 580 580 * Check what sub-band the LoRaWAN server ask from the OTAA Join Accept message and switch to that sub-band 581 581 * 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) 582 582 583 -1. 584 -11. 585 -111. AS920-923 & AS923-925 (AS923) 586 586 563 + 564 +=== 2.8.5 AS920-923 & AS923-925 (AS923) === 565 + 587 587 **Default Uplink channel:** 588 588 589 589 923.2 - SF7BW125 to SF10BW125
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