Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 122.5 >
edited by Xiaoling
on 2023/06/08 17:15
To version < 116.1 >
edited by Bei Jinggeng
on 2023/04/26 16:13
>
Change comment: Uploaded new attachment "image-20230426161322-1.png", version {1}

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.Bei
Content
... ... @@ -26,7 +26,7 @@
26 26  )))
27 27  
28 28  (((
29 -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, building automation, and so on.
29 +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.
30 30  )))
31 31  
32 32  (((
... ... @@ -283,7 +283,7 @@
283 283  Each LT is shipped with a sticker with the default device EUI as below:
284 284  )))
285 285  
286 -[[image:image-20230425173427-2.png||height="246" width="530"]]
286 +[[image:image-20230425173427-2.png]]
287 287  
288 288  
289 289  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -314,50 +314,29 @@
314 314  There are five working modes + one interrupt mode on LT for different type application:
315 315  
316 316  * (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
317 -
318 318  * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
319 -
320 320  * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
321 -
322 322  * (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
323 -
324 324  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
325 -
326 326  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
327 327  
328 328  
329 -
330 330  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
331 331  
332 332  
333 333  (((
334 -The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
335 -
336 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
337 -|(% style="background-color:#D9E2F3;color:#0070C0" %)**Size(bytes)**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**
338 -|Value|(((
339 -AVI1 voltage
340 -)))|(((
341 -AVI2 voltage
342 -)))|(((
343 -ACI1 Current
344 -)))|(((
345 -ACI2 Current
346 -)))|DIDORO*|(((
347 -Reserve
348 -)))|MOD
328 +The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
349 349  )))
350 350  
331 +[[image:image-20220523174024-3.png]]
332 +
351 351  (((
352 352  
353 353  
354 354  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
355 -
356 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
357 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
358 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
359 359  )))
360 360  
339 +[[image:image-20220523174254-4.png]]
361 361  
362 362  * RO is for relay. ROx=1 : close，ROx=0 always open.
363 363  * DI is for digital input. DIx=1: high or float, DIx=0: low.
... ... @@ -398,6 +398,7 @@
398 398  ** DO1 is high in case there is load between DO1 and V+.
399 399  ** DO1 LED is off in both case
400 400  
380 +
401 401  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
402 402  
403 403  
... ... @@ -407,26 +407,18 @@
407 407  
408 408  (((
409 409  Total : 11 bytes payload
410 -
411 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
412 -|(% style="background-color:#D9E2F3;color:#0070C0" %)**Size(bytes)**|(% style="background-color:#D9E2F3;color:#0070C0" %)**4**|(% style="background-color:#D9E2F3;color:#0070C0" %)**4**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**
413 -|Value|COUNT1|COUNT2 |DIDORO*|(((
414 -Reserve
415 -)))|MOD
416 416  )))
417 417  
418 -(((
419 -
392 +[[image:image-20220523180452-3.png]]
420 420  
421 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
422 422  
423 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
424 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
425 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
426 -
427 -RO is for relay. ROx=1 : close，ROx=0 always open.
395 +(((
396 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
428 428  )))
429 429  
399 +[[image:image-20220523180506-4.png]]
400 +
401 +* RO is for relay. ROx=1 : close，ROx=0 always open.
430 430  * FIRST: Indicate this is the first packet after join network.
431 431  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
432 432  
... ... @@ -484,24 +484,15 @@
484 484  
485 485  **LT22222-L**: This mode the DI1 is used as a counting pin.
486 486  
487 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
488 -|(% style="background-color:#D9E2F3;color:#0070C0" %)**Size(bytes)**|(% style="background-color:#D9E2F3;color:#0070C0" %)**4**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**
489 -|Value|COUNT1|(((
490 -ACI1 Current
491 -)))|(((
492 -ACI2 Current
493 -)))|DIDORO*|Reserve|MOD
459 +[[image:image-20220523181246-5.png]]
494 494  
495 495  (((
496 496  
497 497  
498 498  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
499 -
500 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
501 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
502 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
503 503  )))
504 504  
467 +[[image:image-20220523181301-6.png]]
505 505  
506 506  * RO is for relay. ROx=1 : close，ROx=0 always open.
507 507  * FIRST: Indicate this is the first packet after join network.
... ... @@ -543,22 +543,16 @@
543 543  
544 544  (((
545 545  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.
546 -
547 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
548 -|(% style="background-color:#D9E2F3;color:#0070C0" %)**Size(bytes)**|(% style="background-color:#D9E2F3;color:#0070C0" %)**4**|(% style="background-color:#D9E2F3;color:#0070C0" %)**4**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**
549 -|Value|COUNT1|AVI1 Counting|DIDORO*|(((
550 -Reserve)))|MOD
551 551  )))
552 552  
511 +[[image:image-20220523181903-8.png]]
553 553  
513 +
554 554  (((
555 555  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
556 -
557 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
558 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
559 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
560 560  )))
561 561  
518 +[[image:image-20220523181727-7.png]]
562 562  
563 563  * RO is for relay. ROx=1 : close，ROx=0 always open.
564 564  * FIRST: Indicate this is the first packet after join network.
... ... @@ -613,29 +613,12 @@
613 613  
614 614  **LT22222-L**: This mode the DI1 is used as a counting pin.
615 615  
616 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
617 -|**Size(bytes)**|**2**|**2**|**2**|**2**|**1**|**1**|**1**
618 -|Value|(((
619 -AVI1
620 -voltage
621 -)))|(((
622 -AVI2
623 -voltage
624 -)))|(((
625 -ACI1
626 -Current
627 -)))|COUNT1|DIDORO*|(((
628 -Reserve
629 -)))|MOD
573 +[[image:image-20220523182334-9.png]]
630 630  
631 631  (((
632 632  
633 633  
634 634  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
635 -
636 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
637 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
638 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
639 639  )))
640 640  
641 641  * RO is for relay. ROx=1 : close，ROx=0 always open.
... ... @@ -760,51 +760,12 @@
760 760  
761 761  MOD6 Payload : total 11 bytes payload
762 762  
763 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
764 -|**Size(bytes)**|**1**|**1**|**1**|**6**|**1**|**1**
765 -|Value|(((
766 -TRI_A
767 -FLAG
768 -)))|(((
769 -TRI_A
770 -Status
771 -)))|(((
772 -TRI_DI
773 -FLAG+STA
774 -)))|Reserve|Enable/Disable MOD6|(((
775 -MOD
776 -(6)
777 -)))
703 +[[image:image-20220524085923-1.png]]
778 778  
705 +
779 779  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
780 780  
781 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
782 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
783 -|(((
784 -AV1_
785 -LOW
786 -)))|(((
787 -AV1_
788 -HIGH
789 -)))|(((
790 -AV2_
791 -LOW
792 -)))|(((
793 -AV2_
794 -HIGH
795 -)))|(((
796 -AC1_
797 -LOW
798 -)))|(((
799 -AC1_
800 -HIGH
801 -)))|(((
802 -AC2_
803 -LOW
804 -)))|(((
805 -AC2_
806 -HIGH
807 -)))
708 +[[image:image-20220524090106-2.png]]
808 808  
809 809  * Each bits shows if the corresponding trigger has been configured.
810 810  
... ... @@ -813,35 +813,10 @@
813 813  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
814 814  
815 815  
717 +
816 816  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
817 817  
818 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
819 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
820 -|(((
821 -AV1_
822 -LOW
823 -)))|(((
824 -AV1_
825 -HIGH
826 -)))|(((
827 -AV2_
828 -LOW
829 -)))|(((
830 -AV2_
831 -HIGH
832 -)))|(((
833 -AC1_
834 -LOW
835 -)))|(((
836 -AC1_
837 -HIGH
838 -)))|(((
839 -AC2_
840 -LOW
841 -)))|(((
842 -AC2_
843 -HIGH
844 -)))
720 +[[image:image-20220524090249-3.png]]
845 845  
846 846  * Each bits shows which status has been trigger on this uplink.
847 847  
... ... @@ -852,9 +852,7 @@
852 852  
853 853  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
854 854  
855 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
856 -|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
857 -|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
731 +[[image:image-20220524090456-4.png]]
858 858  
859 859  * Each bits shows which status has been trigger on this uplink.
860 860  
... ... @@ -900,6 +900,7 @@
900 900  
901 901  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
902 902  
777 +
903 903  === 3.4.1 Common Commands ===
904 904  
905 905  
... ... @@ -1142,14 +1142,9 @@
1142 1142  
1143 1143  (((
1144 1144  01: Low,  00: High ,  11: No action
1145 -
1146 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1147 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO3**
1148 -|02  01  00  11|Low|High|No Action
1149 -|02  00  11  01|High|No Action|Low
1150 -|02  11  01  00|No Action|Low|High
1151 1151  )))
1152 1152  
1022 +[[image:image-20220524092754-5.png]]
1153 1153  
1154 1154  (((
1155 1155  (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
... ... @@ -1187,31 +1187,24 @@
1187 1187  
1188 1188  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1189 1189  
1190 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1191 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1192 -|0x01|DO1 set to low
1193 -|0x00|DO1 set to high
1194 -|0x11|DO1 NO Action
1060 +[[image:image-20220524093238-6.png]]
1195 1195  
1062 +
1196 1196  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1197 1197  
1198 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1199 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1200 -|0x01|DO2 set to low
1201 -|0x00|DO2 set to high
1202 -|0x11|DO2 NO Action
1065 +[[image:image-20220524093328-7.png]]
1203 1203  
1067 +
1204 1204  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1205 1205  
1206 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1207 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1208 -|0x01|DO3 set to low
1209 -|0x00|DO3 set to high
1210 -|0x11|DO3 NO Action
1070 +[[image:image-20220524093351-8.png]]
1211 1211  
1212 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms
1213 1213  
1073 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1214 1214  
1075 + Latching time. Unit: ms
1076 +
1077 +
1215 1215  (% style="color:red" %)**Note: **
1216 1216  
1217 1217   Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
... ... @@ -1261,21 +1261,10 @@
1261 1261  
1262 1262  (((
1263 1263  01: Close ,  00: Open , 11: No action
1264 -
1265 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1266 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO2**
1267 -|03  00  11|Open|No Action
1268 -|03  01  11|Close|No Action
1269 -|03  11  00|No Action|Open
1270 -|03  11  01|No Action|Close
1271 -|03  00  00|Open|Open
1272 -|03  01  01|Close|Close
1273 -|03  01  00|Close|Open
1274 -|03  00  01|Open|Close
1275 1275  )))
1276 1276  
1277 1277  (((
1278 -
1130 +[[image:image-20220524093724-9.png]]
1279 1279  )))
1280 1280  
1281 1281  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1539,7 +1539,7 @@
1539 1539  
1540 1540  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1541 1541  
1542 -(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L) and add DevEUI.(% style="display:none" %)
1394 +(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1543 1543  
1544 1544  Search under The things network
1545 1545  
... ... @@ -1724,6 +1724,7 @@
1724 1724  
1725 1725  **Black:  GND**
1726 1726  
1579 +
1727 1727  **Connection diagram:**
1728 1728  
1729 1729  [[image:1653357640609-758.png]]
... ... @@ -1731,22 +1731,6 @@
1731 1731  [[image:1653357648330-671.png||height="155" width="733"]]
1732 1732  
1733 1733  
1734 -Example connected to a regulated power supply to measure voltage
1735 -
1736 -[[image:image-20230608101532-1.png||height="606" width="447"]]
1737 -
1738 -[[image:image-20230608101608-2.jpeg||height="379" width="284"]]
1739 -
1740 -[[image:image-20230608101722-3.png||height="102" width="1139"]]
1741 -
1742 -
1743 -(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power**(%%) (% style="color:blue" %)**:**
1744 -
1745 -(% style="color:red" %)**Red:  12~~24v**
1746 -
1747 -**Black:  GND**
1748 -
1749 -
1750 1750  === 3.6.5 Relay Output ===
1751 1751  
1752 1752  
... ... @@ -1765,41 +1765,9 @@
1765 1765  == 3.7 LEDs Indicators ==
1766 1766  
1767 1767  
1768 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1769 -|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**LEDs**|(% style="background-color:#d9e2f3; color:#0070c0; width:470px" %)**Feature**
1770 -|**PWR**|Always on if there is power
1771 -|**SYS**|(((
1772 -After device is powered on, the SYS will **fast blink in GREEN** for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be **on GREEN for 5 seconds. **SYS will **blink Blue** on every upload and **blink Green** once receive a downlink message.
1773 -)))
1774 -|**TX**|(((
1775 -(((
1776 -Device boot: TX blinks 5 times.
1777 -)))
1605 +[[image:image-20220524100748-11.png]]
1778 1778  
1779 -(((
1780 -Successful join network: TX ON for 5 seconds.
1781 -)))
1782 1782  
1783 -(((
1784 -Transmit a LoRa packet: TX blinks once
1785 -)))
1786 -)))
1787 -|**RX**|RX blinks once when receive a packet.
1788 -|**DO1**|
1789 -|**DO2**|
1790 -|**DO3**|
1791 -|**DI2**|(((
1792 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1793 -)))
1794 -|**DI2**|(((
1795 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1796 -)))
1797 -|**DI2**|(((
1798 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1799 -)))
1800 -|**RO1**|
1801 -|**RO2**|
1802 -
1803 1803  = 4. Use AT Command =
1804 1804  
1805 1805  == 4.1 Access AT Command ==
... ... @@ -2285,20 +2285,14 @@
2285 2285  [[image:1653360498588-932.png||height="485" width="726"]]
2286 2286  
2287 2287  
2288 -== 6.4 How to change the uplink interval？ ==
2093 +== 6.4 Can I see counting event in Serial? ==
2289 2289  
2290 2290  
2291 -Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/]]
2292 -
2293 -
2294 -== 6.5 Can I see counting event in Serial? ==
2295 -
2296 -
2297 2297  (((
2298 2298  User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn't support AT+DEBUG. User can update to latest firmware first.
2299 2299  
2300 2300  
2301 -== 6.6 Can i use point to point communication for LT-22222-L? ==
2100 +== 6.5 Can i use point to point communication for LT-22222-L? ==
2302 2302  
2303 2303  
2304 2304  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]].
... ... @@ -2307,7 +2307,7 @@
2307 2307  )))
2308 2308  
2309 2309  (((
2310 -== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2109 +== 6.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2311 2311  
2312 2312  
2313 2313  If the device is not shut down, but directly powered off.
... ... @@ -2319,7 +2319,7 @@
2319 2319  After restart, the status before power failure will be read from flash.
2320 2320  
2321 2321  
2322 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2121 +== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2323 2323  
2324 2324  
2325 2325  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
... ... @@ -2328,7 +2328,7 @@
2328 2328  [[image:image-20221006170630-1.png||height="610" width="945"]]
2329 2329  
2330 2330  
2331 -== 6.9 Can LT22222-L save RO state? ==
2130 +== 6.8 Can LT22222-L save RO state? ==
2332 2332  
2333 2333  
2334 2334  Firmware version needs to be no less than 1.6.0.
... ... @@ -2391,6 +2391,8 @@
2391 2391  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2392 2392  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2393 2393  
2193 +
2194 +
2394 2394  = 9. Packing Info =
2395 2395  
2396 2396  
... ... @@ -2408,6 +2408,8 @@
2408 2408  * Package Size / pcs : 14.5 x 8 x 5 cm
2409 2409  * Weight / pcs : 170g
2410 2410  
2212 +
2213 +
2411 2411  = 10. Support =
2412 2412  
2413 2413  
... ... @@ -2415,7 +2415,7 @@
2415 2415  Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
2416 2416  )))
2417 2417  * (((
2418 -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.cc>>mailto:Support@dragino.cc]]
2221 +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]]
2419 2419  
2420 2420  
2421 2421  
... ... @@ -2427,3 +2427,5 @@
2427 2427  * 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]]
2428 2428  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2429 2429  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2233 +
2234 +
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