Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 102.2 >
edited by Xiaoling
on 2022/10/29 09:42
To version < 99.1 >
edited by Edwin Chen
on 2022/10/06 17:06
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Edwin
Content
... ... @@ -21,10 +21,8 @@
21 21  (((
22 22  
23 23  
24 -(((
25 25  The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
26 26  )))
27 -)))
28 28  
29 29  (((
30 30  The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
... ... @@ -188,7 +188,6 @@
188 188  
189 189  
190 190  
191 -
192 192  == 1.4  Applications ==
193 193  
194 194  
... ... @@ -201,7 +201,6 @@
201 201  
202 202  
203 203  
204 -
205 205  == 1.5 Hardware Variants ==
206 206  
207 207  
... ... @@ -218,13 +218,10 @@
218 218  
219 219  
220 220  
221 -
222 222  = 2. Power ON Device =
223 223  
224 224  
225 -(((
226 226  The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller.
227 -)))
228 228  
229 229  (((
230 230  PWR will on when device is properly powered.
... ... @@ -283,12 +283,12 @@
283 283  
284 284  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
285 285  
286 -**Add APP EUI in the application.**
279 +Add APP EUI in the application.
287 287  
288 288  [[image:1653297955910-247.png||height="321" width="716"]]
289 289  
290 290  
291 -**Add APP KEY and DEV EUI**
284 +Add APP KEY and DEV EUI
292 292  
293 293  [[image:1653298023685-319.png]]
294 294  
... ... @@ -296,8 +296,6 @@
296 296  
297 297  (((
298 298  (% style="color:blue" %)**Step 2**(%%): Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
299 -
300 -
301 301  )))
302 302  
303 303  [[image:1653298044601-602.png||height="405" width="709"]]
... ... @@ -318,13 +318,10 @@
318 318  
319 319  
320 320  
321 -
322 322  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
323 323  
324 324  
325 -(((
326 326  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
327 -)))
328 328  
329 329  [[image:image-20220523174024-3.png]]
330 330  
... ... @@ -340,6 +340,7 @@
340 340  * DI is for digital input. DIx=1: high or float, DIx=0: low.
341 341  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
342 342  
331 +
343 343  (% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L**
344 344  
345 345  For example if payload is: [[image:image-20220523175847-2.png]]
... ... @@ -360,6 +360,7 @@
360 360  * [1] RO1 relay channel is close and the RO1 LED is ON.
361 361  * [0] RO2 relay channel is open and RO2 LED is OFF;
362 362  
352 +
363 363  **LT22222-L:**
364 364  
365 365  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -381,9 +381,7 @@
381 381  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
382 382  
383 383  
384 -(((
385 385  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
386 -)))
387 387  
388 388  (((
389 389  Total : 11 bytes payload
... ... @@ -415,15 +415,11 @@
415 415  (% class="box infomessage" %)
416 416  (((
417 417  (((
418 -(((
419 419  **AT+MOD=2**
420 -)))
421 421  
422 -(((
423 423  **ATZ**
424 424  )))
425 425  )))
426 -)))
427 427  
428 428  (((
429 429  
... ... @@ -483,15 +483,11 @@
483 483  (% class="box infomessage" %)
484 484  (((
485 485  (((
486 -(((
487 487  **AT+MOD=3**
488 -)))
489 489  
490 -(((
491 491  **ATZ**
492 492  )))
493 493  )))
494 -)))
495 495  
496 496  (((
497 497  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -502,13 +502,9 @@
502 502  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
503 503  
504 504  
505 -(((
506 506  **LT22222-L**: This mode the DI1 is used as a counting pin.
507 -)))
508 508  
509 -(((
510 510  The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour.
511 -)))
512 512  
513 513  [[image:image-20220523181903-8.png]]
514 514  
... ... @@ -536,17 +536,14 @@
536 536  (% class="box infomessage" %)
537 537  (((
538 538  (((
539 -(((
540 540  **AT+MOD=4**
541 -)))
542 542  
543 -(((
544 544  **ATZ**
545 545  )))
546 546  )))
547 -)))
548 548  
549 549  
522 +
550 550  (((
551 551  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
552 552  )))
... ... @@ -600,15 +600,11 @@
600 600  (% class="box infomessage" %)
601 601  (((
602 602  (((
603 -(((
604 604  **AT+MOD=5**
605 -)))
606 606  
607 -(((
608 608  **ATZ**
609 609  )))
610 610  )))
611 -)))
612 612  
613 613  (((
614 614  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -626,11 +626,14 @@
626 626  * **AT+MOD=1 ** **~-~->**  The normal working mode
627 627  * **AT+ADDMOD6=1**   **~-~->**  Enable trigger
628 628  
598 +
629 629  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
630 630  
631 631  1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type
632 632  1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.**
633 633  
604 +
605 +
634 634  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
635 635  
636 636  
... ... @@ -714,6 +714,7 @@
714 714  
715 715  * Each bits shows if the corresponding trigger has been configured.
716 716  
689 +
717 717  **Example:**
718 718  
719 719  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
... ... @@ -726,6 +726,7 @@
726 726  
727 727  * Each bits shows which status has been trigger on this uplink.
728 728  
702 +
729 729  **Example:**
730 730  
731 731  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
... ... @@ -738,6 +738,7 @@
738 738  
739 739  * Each bits shows which status has been trigger on this uplink.
740 740  
715 +
741 741  **Example:**
742 742  
743 743  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
... ... @@ -756,12 +756,13 @@
756 756  
757 757  
758 758  
734 +
759 759  === 3.3.7 Payload Decoder ===
760 760  
761 761  (((
762 762  
763 763  
764 -**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
740 +**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]]
765 765  )))
766 766  
767 767  
... ... @@ -769,19 +769,15 @@
769 769  == 3.4 ​Configure LT via AT or Downlink ==
770 770  
771 771  
772 -(((
773 773  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
774 -)))
775 775  
776 776  (((
777 -(((
778 778  There are two kinds of Commands:
779 779  )))
780 -)))
781 781  
782 -* (% style="color:blue" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
754 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
783 783  
784 -* (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
756 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
785 785  
786 786  
787 787  
... ... @@ -788,9 +788,7 @@
788 788  === 3.4.1 Common Commands ===
789 789  
790 790  
791 -(((
792 792  They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
793 -)))
794 794  
795 795  
796 796  
... ... @@ -804,7 +804,7 @@
804 804  
805 805  * (% style="color:#037691" %)**AT Command:**
806 806  
807 -**(% style="color:blue" %)AT+TDC=N **
777 +**AT+TDC=N **
808 808  
809 809  
810 810  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -812,7 +812,7 @@
812 812  
813 813  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
814 814  
815 -**(% style="color:blue" %)0x01 aa bb cc  (%%)   ~/~/ Same as AT+TDC=0x(aa bb cc)**
785 +**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
816 816  
817 817  
818 818  
... ... @@ -824,7 +824,7 @@
824 824  
825 825  * (% style="color:#037691" %)**AT Command:**
826 826  
827 -**(% style="color:blue" %)AT+MOD=N  **
797 +**AT+MOD=N  **
828 828  
829 829  
830 830  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
... ... @@ -832,7 +832,7 @@
832 832  
833 833  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
834 834  
835 -**(% style="color:blue" %)0x0A aa  (%%)  ** ~/~/ Same as AT+MOD=aa
805 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
836 836  
837 837  
838 838  
... ... @@ -847,7 +847,7 @@
847 847  
848 848  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
849 849  
850 -**(% style="color:blue" %)0x08 FF  (%%)   **~/~/ Poll an uplink
820 +**0x08 FF     **~/~/ Poll an uplink
851 851  
852 852  
853 853  **Example**: 0x08FF, ask device to send an Uplink
... ... @@ -862,16 +862,16 @@
862 862  
863 863  * (% style="color:#037691" %)**AT Command:**
864 864  
865 -**(% style="color:blue" %)AT+ADDMOD6=1 or 0**
835 +**AT+ADDMOD6=1 or 0**
866 866  
867 -**(% style="color:red" %)1:** Enable Trigger Mode
837 +1: Enable Trigger Mode
868 868  
869 -**(% style="color:red" %)0: **Disable Trigger Mode
839 +0: Disable Trigger Mode
870 870  
871 871  
872 872  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
873 873  
874 -**(% style="color:blue" %)0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
844 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
875 875  
876 876  
877 877  
... ... @@ -888,7 +888,7 @@
888 888  
889 889  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
890 890  
891 -**(% style="color:blue" %)0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
861 +**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
892 892  
893 893  
894 894  
... ... @@ -909,7 +909,7 @@
909 909  
910 910  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
911 911  
912 -**(% style="color:blue" %)0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
882 +**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
913 913  
914 914  
915 915  
... ... @@ -921,7 +921,7 @@
921 921  
922 922  * (% style="color:#037691" %)**AT Command:**
923 923  
924 -**(% style="color:blue" %)AT+TRIG1=a,b**
894 +**AT+TRIG1=a,b**
925 925  
926 926  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
927 927  
... ... @@ -936,6 +936,8 @@
936 936  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
937 937  * **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
938 938  
909 +
910 +
939 939  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
940 940  
941 941  
... ... @@ -1175,7 +1175,7 @@
1175 1175  
1176 1176  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1177 1177  
1178 -[[image:image-20221008095908-1.png||height="364" width="564"]]
1150 +[[image:image-20220714135731-1.png||height="406" width="627"]]
1179 1179  
1180 1180  
1181 1181  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
... ... @@ -1361,13 +1361,10 @@
1361 1361  
1362 1362  Example：**aa xx xx xx xx**         ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent.
1363 1363  
1364 -
1365 1365  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173747-6.png?width=1124&height=165&rev=1.1||alt="image-20220823173747-6.png"]]
1366 1366  
1367 1367  For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1368 1368  
1369 -
1370 -
1371 1371  [[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173833-7.png?width=1124&height=149&rev=1.1||alt="image-20220823173833-7.png"]]
1372 1372  
1373 1373  For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
... ... @@ -1380,7 +1380,7 @@
1380 1380  * (((
1381 1381  (% style="color:#037691" %)**Downlink Payload**(%%)**:**
1382 1382  
1383 -**26 01  ** ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1352 +**26 01  ** ~/~/ Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1384 1384  
1385 1385  
1386 1386  )))
... ... @@ -1601,13 +1601,13 @@
1601 1601  We take the wind speed sensor as an example for reference only.
1602 1602  
1603 1603  
1604 -(% style="color:blue" %)**Specifications of the wind speed sensor:**
1573 +**Specifications of the wind speed sensor:**
1605 1605  
1606 -**Red:  12~~24v**
1575 +Red:  12~~24v
1607 1607  
1608 -**Yellow:  4~~20mA**
1577 +Yellow:  4~~20mA
1609 1609  
1610 -**Black:  GND**
1579 +Black:  GND
1611 1611  
1612 1612  
1613 1613  **Connection diagram:**
... ... @@ -1645,14 +1645,8 @@
1645 1645  == 4.1 Access AT Command ==
1646 1646  
1647 1647  
1648 -(((
1649 1649  LT supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to LT for using AT command, as below.
1650 -)))
1651 1651  
1652 -(((
1653 -
1654 -)))
1655 -
1656 1656  [[image:1653358238933-385.png]]
1657 1657  
1658 1658  
... ... @@ -1680,7 +1680,7 @@
1680 1680  )))
1681 1681  
1682 1682  (((
1683 -AT+<CMD>=?       :  Get the value
1646 +AT+<CMD>=?       : Get the value
1684 1684  )))
1685 1685  
1686 1686  (((
... ... @@ -1708,11 +1708,11 @@
1708 1708  )))
1709 1709  
1710 1710  (((
1711 -AT+APPSKEY:  Get or Set the Application Session Key
1674 +AT+APPSKEY: Get or Set the Application Session Key
1712 1712  )))
1713 1713  
1714 1714  (((
1715 -AT+APPEUI:  Get or Set the Application EUI
1678 +AT+APPEUI: Get or Set the Application EUI
1716 1716  )))
1717 1717  
1718 1718  (((
... ... @@ -1724,7 +1724,7 @@
1724 1724  )))
1725 1725  
1726 1726  (((
1727 -AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1690 +AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1728 1728  )))
1729 1729  
1730 1730  (((
... ... @@ -1760,7 +1760,7 @@
1760 1760  )))
1761 1761  
1762 1762  (((
1763 -AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1726 +AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1764 1764  )))
1765 1765  
1766 1766  (((
... ... @@ -1804,7 +1804,7 @@
1804 1804  )))
1805 1805  
1806 1806  (((
1807 -AT+VER:  Get current image version and Frequency Band
1770 +AT+VER: Get current image version and Frequency Band
1808 1808  )))
1809 1809  
1810 1810  (((
... ... @@ -1812,7 +1812,7 @@
1812 1812  )))
1813 1813  
1814 1814  (((
1815 -AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1778 +AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1816 1816  )))
1817 1817  
1818 1818  (((
... ... @@ -1861,42 +1861,40 @@
1861 1861  (((
1862 1862  
1863 1863  
1864 -(((
1865 -(% style="color:blue" %)**If device has not joined network yet:**
1827 +**If device has not joined network yet:**
1866 1866  )))
1867 -)))
1868 1868  
1869 1869  (((
1870 -(% style="background-color:#dcdcdc" %)**123456**
1831 +(% style="background-color:#dcdcdc" %)123456
1871 1871  )))
1872 1872  
1873 1873  (((
1874 -(% style="background-color:#dcdcdc" %)**AT+FDR**
1835 +(% style="background-color:#dcdcdc" %)AT+FDR
1875 1875  )))
1876 1876  
1877 1877  (((
1878 -(% style="background-color:#dcdcdc" %)**123456**
1839 +(% style="background-color:#dcdcdc" %)123456
1879 1879  )))
1880 1880  
1881 1881  (((
1882 -(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1843 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1883 1883  )))
1884 1884  
1885 1885  (((
1886 -(% style="background-color:#dcdcdc" %)**ATZ**
1847 +(% style="background-color:#dcdcdc" %)ATZ
1887 1887  )))
1888 1888  
1889 1889  
1890 1890  (((
1891 -(% style="color:blue" %)**If device already joined network:**
1852 +**If device already joined network:**
1892 1892  )))
1893 1893  
1894 1894  (((
1895 -(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1856 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1896 1896  )))
1897 1897  
1898 1898  (((
1899 -(% style="background-color:#dcdcdc" %)**ATZ**
1860 +(% style="background-color:#dcdcdc" %)ATZ
1900 1900  )))
1901 1901  
1902 1902  
... ... @@ -1906,57 +1906,55 @@
1906 1906  (((
1907 1907  
1908 1908  
1909 -(((
1910 -(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
1870 +(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1911 1911  )))
1912 -)))
1913 1913  
1914 1914  (((
1915 -(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset Parameters to Factory Default, Keys Reserve
1874 +(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1916 1916  )))
1917 1917  
1918 1918  (((
1919 -(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
1878 +(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1920 1920  )))
1921 1921  
1922 1922  (((
1923 -(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to work in CLASS C
1882 +(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1924 1924  )))
1925 1925  
1926 1926  (((
1927 -(% style="background-color:#dcdcdc" %)** AT+NJM=0**(%%)  ~/~/ Set to ABP mode
1886 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1928 1928  )))
1929 1929  
1930 1930  (((
1931 -(% style="background-color:#dcdcdc" %) **AT+ADR=0**(%%)  ~/~/ Set the Adaptive Data Rate Off
1890 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1932 1932  )))
1933 1933  
1934 1934  (((
1935 -(% style="background-color:#dcdcdc" %)** AT+DR=5**(%%)  ~/~/ Set Data Rate
1894 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1936 1936  )))
1937 1937  
1938 1938  (((
1939 -(% style="background-color:#dcdcdc" %)** AT+TDC=60000**(%%)  ~/~/ Set transmit interval to 60 seconds
1898 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1940 1940  )))
1941 1941  
1942 1942  (((
1943 -(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4Mhz
1902 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1944 1944  )))
1945 1945  
1946 1946  (((
1947 -(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2Frequency to 868.4Mhz (according to the result from server)
1906 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1948 1948  )))
1949 1949  
1950 1950  (((
1951 -(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2DR to match the downlink DR from server. see below
1910 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1952 1952  )))
1953 1953  
1954 1954  (((
1955 -(% style="background-color:#dcdcdc" %)** AT+DADDR=26 01 1A F1** (%%) ~/~/ Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1914 +(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%) Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1956 1956  )))
1957 1957  
1958 1958  (((
1959 -(% style="background-color:#dcdcdc" %)** ATZ**         (%%) ~/~/ Reset MCU
1918 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1960 1960  
1961 1961  
1962 1962  )))
... ... @@ -1966,15 +1966,11 @@
1966 1966  )))
1967 1967  
1968 1968  (((
1969 -**~1. Make sure the device is set to ABP mode in the IoT Server.**
1928 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1929 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1930 +3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.
1931 +4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5
1970 1970  
1971 -**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.**
1972 -
1973 -**3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?
1974 -dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1975 -
1976 -**4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5**
1977 -
1978 1978  
1979 1979  )))
1980 1980  
... ... @@ -1990,15 +1990,12 @@
1990 1990  === 4.2.3 Change to Class A ===
1991 1991  
1992 1992  
1993 -(((
1994 -(% style="color:blue" %)If sensor JOINED:
1948 +If sensor JOINED
1949 +(% style="background-color:#dcdcdc" %)AT+CLASS=A
1950 +ATZ
1995 1995  
1996 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A
1997 -ATZ**
1998 -)))
1999 1999  
2000 2000  
2001 -
2002 2002  = 5. FAQ =
2003 2003  
2004 2004  
... ... @@ -2022,10 +2022,8 @@
2022 2022  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
2023 2023  
2024 2024  
2025 -(((
2026 2026  (% style="color:blue" %)**For LT-22222-L**(%%):
2027 2027  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.
2028 -)))
2029 2029  
2030 2030  
2031 2031  )))
... ... @@ -2106,15 +2106,16 @@
2106 2106  )))
2107 2107  
2108 2108  (((
2109 -(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2110 -(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2111 -(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2112 -(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2113 -(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2114 -(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2115 -(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2116 -(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2117 -(% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
2059 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
2060 +(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
2061 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
2062 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
2063 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
2064 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
2065 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
2066 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
2067 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
2068 +(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
2118 2118  )))
2119 2119  
2120 2120  
... ... @@ -2137,7 +2137,7 @@
2137 2137  == 5.5 Can i use point to point communication for LT-22222-L? ==
2138 2138  
2139 2139  
2140 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
2091 +Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
2141 2141  
2142 2142  
2143 2143  
... ... @@ -2156,17 +2156,15 @@
2156 2156  After restart, the status before power failure will be read from flash.
2157 2157  
2158 2158  
2159 -
2160 2160  == 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2161 2161  
2162 -
2163 2163  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2164 2164  
2165 -
2166 2166  [[image:image-20221006170630-1.png||height="610" width="945"]]
2167 2167  
2168 2168  
2169 2169  
2118 +
2170 2170  = 6. Trouble Shooting =
2171 2171  
2172 2172  
... ... @@ -2229,6 +2229,8 @@
2229 2229  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2230 2230  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2231 2231  
2181 +
2182 +
2232 2232  = 8. Packing Info =
2233 2233  
2234 2234  
... ... @@ -2246,6 +2246,8 @@
2246 2246  * Package Size / pcs : 14.5 x 8 x 5 cm
2247 2247  * Weight / pcs : 170g
2248 2248  
2200 +
2201 +
2249 2249  = 9. Support =
2250 2250  
2251 2251  
... ... @@ -2266,3 +2266,4 @@
2266 2266  * LT-22222-L: [[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]]
2267 2267  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2268 2268  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2222 +
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