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Last modified by Kilight Cao on 2025/07/03 15:34
From version 59.1
edited by Kilight Cao
on 2025/07/03 15:34
Change comment: There is no comment for this version
To version 57.3
edited by Kilight Cao
on 2025/07/03 15:29
Change comment: There is no comment for this version

Summary

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... ... @@ -29,8 +29,6 @@
29 29  
30 30  (((
31 31  With the LT-22222-LA I/O Controller, users can transmit data over ultra-long distances with low power consumption using LoRa, a spread-spectrum modulation technique derived from chirp spread spectrum (CSS) technology that operates on license-free ISM bands.
32 -
33 -(% style="color:blue" %)**LT-22222-LA I/O Controller**(%%) support (% style="color:blue" %)**OTA upgrade**(%%) via private LoRa protocol for easy maintaining.
34 34  )))
35 35  
36 36  (((
... ... @@ -98,7 +98,7 @@
98 98  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
99 99  * AT Commands to change parameters
100 100  * Remotely configure parameters via LoRaWAN Downlink
101 -* Support wireless OTA update firmware
99 +* Firmware upgradable via program port
102 102  * Counting
103 103  
104 104  == 1.4 Applications ==
... ... @@ -511,7 +511,6 @@
511 511  
512 512  
513 513  
514 -
515 515  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
516 516  
517 517  
... ... @@ -553,7 +553,6 @@
553 553  
554 554  
555 555  
556 -
557 557  (((
558 558  **To activate this mode, run the following AT commands:**
559 559  )))
... ... @@ -651,7 +651,6 @@
651 651  
652 652  
653 653  
654 -
655 655  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
656 656  
657 657  
... ... @@ -717,7 +717,6 @@
717 717  
718 718  
719 719  
720 -
721 721  === 3.3.6 AT+ADDMOD~=6 (Trigger Mode, Optional) ===
722 722  
723 723  
... ... @@ -2301,7 +2301,6 @@
2301 2301  
2302 2302  
2303 2303  
2304 -
2305 2305  (% style="color:blue" %)**Example 4**(%%): Connecting to a Dry Contact sensor
2306 2306  
2307 2307  From the DI port circuit above, activating the photocoupler requires a voltage difference between the DI+ and DI- ports. However, the Dry Contact sensor is a passive component and cannot provide this voltage difference on its own.
... ... @@ -2599,6 +2599,7 @@
2599 2599  
2600 2600  
2601 2601  
2595 +
2602 2602  (((
2603 2603  (((
2604 2604  == 7.2 How to change the LoRaWAN frequency band/region? ==
... ... @@ -2608,7 +2608,7 @@
2608 2608  )))
2609 2609  
2610 2610  (((
2611 -You can follow the introductions on [[how to upgrade the image>>doc:.https\:wiki\.dragino\.comxwikibinviewMainUser%20Manual%20for%20LoRaWAN%20End%20NodesLT-22222-LA#H6\.OTAFirmwareupdate.WebHome]]. When downloading, select the required image file.
2605 +You can follow the introductions on [[how to upgrade the image>>doc:]]. When downloading, select the required image file.
2612 2612  )))
2613 2613  
2614 2614  (((
... ... @@ -2774,7 +2774,7 @@
2774 2774  )))
2775 2775  
2776 2776  
2777 -== 8.4 Why can the LT-22222-LA perform uplink normally, but cannot receive downlink? ==
2771 +== 7.4 Why can the LT-22222-LA perform uplink normally, but cannot receive downlink? ==
2778 2778  
2779 2779  
2780 2780  The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue.
... ... @@ -2781,7 +2781,7 @@
2781 2781  Use this command to synchronize their counts: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resettingthedownlinkpacketcount"]]
2782 2782  
2783 2783  
2784 -= 9. Ordering information =
2778 += 8. Ordering information =
2785 2785  
2786 2786  
2787 2787  (% style="color:#4f81bd" %)**LT-22222-LA-XXX:**
... ... @@ -2798,7 +2798,7 @@
2798 2798  * (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865
2799 2799  * (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779
2800 2800  
2801 -= 10. Package information =
2795 += 9. Package information =
2802 2802  
2803 2803  
2804 2804  (% style="color:#037691" %)**Package Includes**:
... ... @@ -2813,7 +2813,7 @@
2813 2813  * Package Size / pcs : 145×80×50 mm
2814 2814  * Weight / pcs : 180 g
2815 2815  
2816 -= 11. Support =
2810 += 10. Support =
2817 2817  
2818 2818  
2819 2819  * (((
... ... @@ -2825,7 +2825,7 @@
2825 2825  
2826 2826  )))
2827 2827  
2828 -= 12. Reference​​​​​ =
2822 += 11. Reference​​​​​ =
2829 2829  
2830 2830  
2831 2831  * LT-22222-LA: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]