Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 83.6 >
edited by Xiaoling
on 2022/06/29 17:24
To version < 85.1 >
edited by Bei Jinggeng
on 2022/07/14 13:57
>
Change comment: Uploaded new attachment "image-20220714135731-1.png", version {1}

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Author
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1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
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281 281  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
282 282  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
283 283  
284 -
285 -
286 286  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
287 287  
288 288  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
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321 321  * [1] RO1 relay channel is close and the RO1 LED is ON.
322 322  * [0] RO2 relay channel is open and RO2 LED is OFF;
323 323  
324 -
325 -
326 326  **LT22222-L:**
327 327  
328 328  * [1] DI2 channel is high input and DI2 LED is ON;
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338 338  ** DO1 is high in case there is load between DO1 and V+.
339 339  ** DO1 LED is off in both case
340 340  
341 -
342 -
343 343  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
344 344  
345 345  
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413 413  [[image:image-20220523181246-5.png]]
414 414  
415 415  (((
410 +
411 +
416 416  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
417 417  )))
418 418  
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426 426  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
427 427  )))
428 428  
425 +
429 429  (((
430 430  **To use counting mode, please run:**
431 431  )))
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558 558  
559 559  For example, if user has configured below commands:
560 560  
561 -* **AT+MOD=1 ** **~-~->** The normal working mode
562 -* **AT+ADDMOD6=1**   **~-~->** Enable trigger
558 +* **AT+MOD=1 ** **~-~->**  The normal working mode
559 +* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
563 563  
564 564  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
565 565  
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568 568  
569 569  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
570 570  
568 +
571 571  (% style="color:#4f81bd" %)**Trigger base on voltage**:
572 572  
573 573  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
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715 715  
716 716  === 3.4.2 Sensor related commands ===
717 717  
716 +
718 718  ==== 3.4.2.1 Set Transmit Interval ====
719 719  
720 720  Set device uplink interval.
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768 768  
769 769  
770 770  
770 +
771 771  ==== 3.4.2.4 Enable Trigger Mode ====
772 772  
773 773  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
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924 924  
925 925  
926 926  
927 +
927 927  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
928 928  
929 929  * (% style="color:#037691" %)**AT Command**
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1766 1766  
1767 1767  
1768 1768  (% style="color:blue" %)**For LT-22222-L**(%%):
1769 -Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode.
1770 +Hold down the PRO button and then momentarily press the RST reset button and the (% style="color:red" %)**DO1 led**(%%) will change from OFF to ON. When (% style="color:red" %)**DO1 LED**(%%) is on, it means the device is in download mode.
1770 1770  )))
1771 1771  
1772 1772   [[image:image-20220524103407-12.png]]
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1881 1881  
1882 1882  (((
1883 1883  (((
1884 -== 6.1 Downlink doesn’t work, how to solve it? ==
1885 +== 6.1 Downlink doesn't work, how to solve it? ==
1885 1885  )))
1886 1886  )))
1887 1887  
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1902 1902  (((
1903 1903  
1904 1904  
1905 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1906 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
1906 1906  )))
1907 1907  
1908 1908  (((
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1912 1912  
1913 1913  = 7. Order Info =
1914 1914  
1916 +
1915 1915  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1916 1916  
1917 -
1918 1918  (% style="color:#4f81bd" %)**XXX:**
1919 1919  
1920 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1921 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1922 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1923 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1924 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1925 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1926 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1927 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1928 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1921 +* (% style="color:red" %)**EU433**(%%):  LT with frequency bands EU433
1922 +* (% style="color:red" %)**EU868**(%%):  LT with frequency bands EU868
1923 +* (% style="color:red" %)**KR920**(%%):  LT with frequency bands KR920
1924 +* (% style="color:red" %)**CN470**(%%):  LT with frequency bands CN470
1925 +* (% style="color:red" %)**AS923**(%%):  LT with frequency bands AS923
1926 +* (% style="color:red" %)**AU915**(%%):  LT with frequency bands AU915
1927 +* (% style="color:red" %)**US915**(%%):  LT with frequency bands US915
1928 +* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
1929 +* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
1929 1929  
1931 +
1932 +
1933 +
1934 +
1930 1930  = 8. Packing Info =
1931 1931  
1932 1932  
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1944 1944  * Package Size / pcs : 14.5 x 8 x 5 cm
1945 1945  * Weight / pcs : 170g
1946 1946  
1952 +
1953 +
1954 +
1955 +
1947 1947  = 9. Support =
1948 1948  
1949 1949  * (((
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1951 1951  )))
1952 1952  * (((
1953 1953  Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1963 +)))
1954 1954  
1955 1955  
1956 1956  
1957 -
1958 -)))
1959 1959  
1960 1960  = 10. Reference​​​​​ =
1961 1961  
image-20220714135731-1.png
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