Changes for page LHT52 - LoRaWAN Temperature & Humidity Sensor User Manual
Last modified by Mengting Qiu on 2024/04/30 14:27
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... ... @@ -507,7 +507,7 @@ 507 507 The Datalog poll reply uplink will use below payload format. 508 508 509 509 ((( 510 -Retrieval data payload 510 +**Retrieval data payload** 511 511 ))) 512 512 513 513 (% border="1" style="background-color:#ffffcc; color:green; width:615px" %) ... ... @@ -522,33 +522,50 @@ 522 522 523 523 ))) 524 524 525 -Poll message flag & Ext 525 +**Poll message flag & Ext** 526 526 527 - 528 -(% border="1" %) 529 -|**Bits**|**7**|**6**|**5**|**4**|**[3:0]** 530 -|**Status & Ext**|Not Defined|Poll Message Flag|Sync time OK|Unix Time Request|((( 527 +(% border="1" style="background-color:#ffffcc; color:green; width:542px" %) 528 +|(% style="width:81px" %)**Bits**|(% style="width:100px" %)**7**|(% style="width:114px" %)**6**|(% style="width:85px" %)**5**|(% style="width:85px" %)**4**|(% style="width:77px" %)**[3:0]** 529 +|(% style="width:81px" %)**Status & Ext**|(% style="width:100px" %)Not Defined|(% style="width:114px" %)Poll Message Flag|(% style="width:85px" %)Sync time OK|(% style="width:85px" %)Unix Time Request|(% style="width:77px" %)((( 531 531 Ext: 532 532 533 533 0b(1001) 534 534 ))) 535 535 535 +((( 536 536 Poll Message Flag: 1: This message is a poll message reply. 537 +))) 537 537 538 -* Poll Message Flag is set to 1. 539 -* Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands. 539 +* ((( 540 +Poll Message Flag is set to 1. 541 +))) 542 +* ((( 543 +Each data entry is 11 bytes, to save airtime and battery, devices will send max bytes according to the current DR and Frequency bands. 544 +))) 540 540 546 +((( 541 541 For example, in US915 band, the max payload for different DR is: 548 +))) 542 542 543 -a) DR0: max is 11 bytes so one entry of data 550 +((( 551 +a) DR0: max is 11 bytes so one entry of data 552 +))) 544 544 545 -b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes) 554 +((( 555 +b) DR1: max is 53 bytes so devices will upload 4 entries of data (total 44 bytes) 556 +))) 546 546 547 -c) DR2: total payload includes 11 entries of data 558 +((( 559 +c) DR2: total payload includes 11 entries of data 560 +))) 548 548 549 -d) DR3: total payload includes 22 entries of data. 562 +((( 563 +d) DR3: total payload includes 22 entries of data. 564 +))) 550 550 566 +((( 551 551 If devise doesn’t have any data in the polling time. Device will uplink 11 bytes of 0 568 +))) 552 552 553 553 554 554 **Example:** ... ... @@ -555,6 +555,19 @@ 555 555 556 556 If LHT65N has below data inside Flash: 557 557 575 +[[image:image-20220523144455-1.png||height="335" width="735"]] 576 + 577 +(% border="1" style="background-color:#ffffcc; color:green; width:741px" %) 578 +|(% style="width:103px" %)Flash Addr|(% style="width:149px" %)Unix Time|(% style="width:14px" %)Ext|(% style="width:105px" %)BAT voltage|(% style="width:352px" %)Value 579 +|(% style="width:103px" %)80196E0|(% style="width:149px" %)21/1/19 04:27:03|(% style="width:14px" %)1|(% style="width:105px" %)3145|(% style="width:352px" %)sht_temp=22.00 sht_hum=32.6 ds_temp=327.67 580 +|(% style="width:103px" %)80196F0|(% style="width:149px" %)21/1/19 04:28:57|(% style="width:14px" %)1|(% style="width:105px" %)3145|(% style="width:352px" %)sht_temp=21.90 sht_hum=33.1 ds_temp=327.67 581 +|(% style="width:103px" %)8019700|(% style="width:149px" %)21/1/19 04:30:30|(% style="width:14px" %)1|(% style="width:105px" %)3145|(% style="width:352px" %)sht_temp=21.81 sht_hum=33.4 ds_temp=327.67 582 +|(% style="width:103px" %)8019710|(% style="width:149px" %)21/1/19 04:40:30|(% style="width:14px" %)1|(% style="width:105px" %)3145|(% style="width:352px" %)sht_temp=21.65 sht_hum=33.7 ds_temp=327.67 583 +|(% style="width:103px" %)8019720|(% style="width:149px" %)21/1/19 04:50:30|(% style="width:14px" %)1|(% style="width:105px" %)3147|(% style="width:352px" %)sht_temp=21.55 sht_hum=34.1 ds_temp=327.67 584 +|(% style="width:103px" %)8019730|(% style="width:149px" %)21/1/19 05:00:30|(% style="width:14px" %)1|(% style="width:105px" %)3149|(% style="width:352px" %)sht_temp=21.50 sht_hum=34.1 ds_temp=327.67 585 +|(% style="width:103px" %)8019740|(% style="width:149px" %)21/1/19 05:10:30|(% style="width:14px" %)1|(% style="width:105px" %)3149|(% style="width:352px" %)sht_temp=21.43 sht_hum=34.6 ds_temp=327.67 586 +|(% style="width:103px" %)8019750|(% style="width:149px" %)21/1/19 05:20:30|(% style="width:14px" %)1|(% style="width:105px" %)3151|(% style="width:352px" %)sht_temp=21.35 sht_hum=34.9 ds_temp=327.67 587 + 558 558 Flash Addr |Unix Time | Ext | BAT voltage| Value 559 559 560 560 80196E0 21/1/19 04:27:03 1 3145 sht_temp=22.00 sht_hum=32.6 ds_temp=327.67
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