Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 113.2 >
edited by Xiaoling
on 2023/04/24 11:51
To version < 118.12 >
edited by Xiaoling
on 2023/05/17 11:36
>
Change comment: There is no comment for this version

Summary

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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, smartphone detection, 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, building automation, and so on.
30 30  )))
31 31  
32 32  (((
... ... @@ -189,6 +189,8 @@
189 189  
190 190  * Counting
191 191  
192 +
193 +
192 192  == 1.4  Applications ==
193 193  
194 194  
... ... @@ -204,6 +204,8 @@
204 204  
205 205  * Smart Factory
206 206  
209 +
210 +
207 207  == 1.5 Hardware Variants ==
208 208  
209 209  
... ... @@ -221,6 +221,8 @@
221 221  * 1 x Counting Port
222 222  )))
223 223  
228 +
229 +
224 224  = 2. Power ON Device =
225 225  
226 226  
... ... @@ -277,7 +277,7 @@
277 277  Each LT is shipped with a sticker with the default device EUI as below:
278 278  )))
279 279  
280 -[[image:1653297924498-393.png]]
286 +[[image:image-20230425173427-2.png||height="246" width="530"]]
281 281  
282 282  
283 283  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -314,22 +314,43 @@
314 314  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
315 315  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
316 316  
323 +
324 +
317 317  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
318 318  
319 319  
320 320  (((
321 -The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
329 +The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
330 +
331 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
332 +|**Size(bytes)(% style="display:none" %) (%%)**|**2**|**2**|**2**|**2**|**1**|**1**|**1**
333 +|Value|(((
334 +AVI1
335 +voltage
336 +)))|(((
337 +AVI2
338 +voltage
339 +)))|(((
340 +ACI1
341 +Current
342 +)))|(((
343 +ACI2
344 +Current
345 +)))|DIDORO*|(((
346 +Reserve
347 +)))|MOD
322 322  )))
323 323  
324 -[[image:image-20220523174024-3.png]]
325 -
326 326  (((
327 327  
328 328  
329 329  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
354 +
355 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
356 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
357 +|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
330 330  )))
331 331  
332 -[[image:image-20220523174254-4.png]]
333 333  
334 334  * RO is for relay. ROx=1 : close，ROx=0 always open.
335 335  * DI is for digital input. DIx=1: high or float, DIx=0: low.
... ... @@ -370,6 +370,8 @@
370 370  ** DO1 is high in case there is load between DO1 and V+.
371 371  ** DO1 LED is off in both case
372 372  
400 +
401 +
373 373  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
374 374  
375 375  
... ... @@ -379,18 +379,28 @@
379 379  
380 380  (((
381 381  Total : 11 bytes payload
382 -)))
383 383  
384 -[[image:image-20220523180452-3.png]]
412 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
413 +|**Size(bytes)**|**4**|**4**|**1**|**1**|**1**
414 +|Value|COUNT1|COUNT2 |DIDORO*|(((
415 +Reserve
385 385  
417 +
418 +)))|MOD
419 +)))
386 386  
387 387  (((
422 +
423 +
388 388  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
389 -)))
390 390  
391 -[[image:image-20220523180506-4.png]]
426 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
427 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
428 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
392 392  
393 -* RO is for relay. ROx=1 : close，ROx=0 always open.
430 +RO is for relay. ROx=1 : close，ROx=0 always open.
431 +)))
432 +
394 394  * FIRST: Indicate this is the first packet after join network.
395 395  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
396 396  
... ... @@ -448,15 +448,24 @@
448 448  
449 449  **LT22222-L**: This mode the DI1 is used as a counting pin.
450 450  
451 -[[image:image-20220523181246-5.png]]
490 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
491 +|**Size(bytes)**|**4**|**2**|**2**|**1**|**1**|**1**
492 +|Value|COUNT1|(((
493 +ACI1 Current
494 +)))|(((
495 +ACI2 Current
496 +)))|DIDORO*|Reserve|MOD
452 452  
453 453  (((
454 454  
455 455  
456 456  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
502 +
503 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
504 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
505 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
457 457  )))
458 458  
459 -[[image:image-20220523181301-6.png]]
460 460  
461 461  * RO is for relay. ROx=1 : close，ROx=0 always open.
462 462  * FIRST: Indicate this is the first packet after join network.
... ... @@ -498,16 +498,25 @@
498 498  
499 499  (((
500 500  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.
501 -)))
502 502  
503 -[[image:image-20220523181903-8.png]]
550 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
551 +|**Size(bytes)**|**4**|**4**|**1**|**1**|**1**
552 +|Value|COUNT1|AVI1 Counting|DIDORO*|(((
553 +Reserve
504 504  
555 +
556 +)))|MOD
557 +)))
505 505  
559 +
506 506  (((
507 507  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
562 +
563 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
564 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
565 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
508 508  )))
509 509  
510 -[[image:image-20220523181727-7.png]]
511 511  
512 512  * RO is for relay. ROx=1 : close，ROx=0 always open.
513 513  * FIRST: Indicate this is the first packet after join network.
... ... @@ -562,12 +562,29 @@
562 562  
563 563  **LT22222-L**: This mode the DI1 is used as a counting pin.
564 564  
565 -[[image:image-20220523182334-9.png]]
622 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
623 +|**Size(bytes)**|**2**|**2**|**2**|**2**|**1**|**1**|**1**
624 +|Value|(((
625 +AVI1
626 +voltage
627 +)))|(((
628 +AVI2
629 +voltage
630 +)))|(((
631 +ACI1
632 +Current
633 +)))|COUNT1|DIDORO*|(((
634 +Reserve
635 +)))|MOD
566 566  
567 567  (((
568 568  
569 569  
570 570  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
641 +
642 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
643 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
644 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
571 571  )))
572 572  
573 573  * RO is for relay. ROx=1 : close，ROx=0 always open.
... ... @@ -692,12 +692,52 @@
692 692  
693 693  MOD6 Payload : total 11 bytes payload
694 694  
695 -[[image:image-20220524085923-1.png]]
769 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
770 +|**Size(bytes)**|**1**|**1**|**1**|**6**|**1**|**1**
771 +|Value|(((
772 +TRI_A
773 +FLAG
774 +)))|(((
775 +TRI_A
776 +Status
777 +)))|(((
778 +TRI_DI
779 +FLAG+STA
780 +)))|Reserve|Enable/Disable MOD6|(((
781 +MOD
782 +(6)
783 +)))
696 696  
697 697  
698 698  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
699 699  
700 -[[image:image-20220524090106-2.png]]
788 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
789 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
790 +|(((
791 +AV1_
792 +LOW
793 +)))|(((
794 +AV1_
795 +HIGH
796 +)))|(((
797 +AV2_
798 +LOW
799 +)))|(((
800 +AV2_
801 +HIGH
802 +)))|(((
803 +AC1_
804 +LOW
805 +)))|(((
806 +AC1_
807 +HIGH
808 +)))|(((
809 +AC2_
810 +LOW
811 +)))|(((
812 +AC2_
813 +HIGH
814 +)))
701 701  
702 702  * Each bits shows if the corresponding trigger has been configured.
703 703  
... ... @@ -706,10 +706,35 @@
706 706  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
707 707  
708 708  
709 -
710 710  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
711 711  
712 -[[image:image-20220524090249-3.png]]
825 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
826 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
827 +|(((
828 +AV1_
829 +LOW
830 +)))|(((
831 +AV1_
832 +HIGH
833 +)))|(((
834 +AV2_
835 +LOW
836 +)))|(((
837 +AV2_
838 +HIGH
839 +)))|(((
840 +AC1_
841 +LOW
842 +)))|(((
843 +AC1_
844 +HIGH
845 +)))|(((
846 +AC2_
847 +LOW
848 +)))|(((
849 +AC2_
850 +HIGH
851 +)))
713 713  
714 714  * Each bits shows which status has been trigger on this uplink.
715 715  
... ... @@ -720,7 +720,9 @@
720 720  
721 721  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
722 722  
723 -[[image:image-20220524090456-4.png]]
862 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
863 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
864 +|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
724 724  
725 725  * Each bits shows which status has been trigger on this uplink.
726 726  
... ... @@ -766,6 +766,8 @@
766 766  
767 767  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
768 768  
910 +
911 +
769 769  === 3.4.1 Common Commands ===
770 770  
771 771  
... ... @@ -776,7 +776,6 @@
776 776  
777 777  === 3.4.2 Sensor related commands ===
778 778  
779 -
780 780  ==== 3.4.2.1 Set Transmit Interval ====
781 781  
782 782  
... ... @@ -1009,9 +1009,14 @@
1009 1009  
1010 1010  (((
1011 1011  01: Low,  00: High ,  11: No action
1154 +
1155 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1156 +|(% 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**
1157 +|02  01  00  11|Low|High|No Action
1158 +|02  00  11  01|High|No Action|Low
1159 +|02  11  01  00|No Action|Low|High
1012 1012  )))
1013 1013  
1014 -[[image:image-20220524092754-5.png]]
1015 1015  
1016 1016  (((
1017 1017  (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
... ... @@ -1049,17 +1049,29 @@
1049 1049  
1050 1050  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1051 1051  
1052 -[[image:image-20220524093238-6.png]]
1199 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1200 +|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1201 +|0x01|DO1 set to low
1202 +|0x00|DO1 set to high
1203 +|0x11|DO1 NO Action
1053 1053  
1054 1054  
1055 1055  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1056 1056  
1057 -[[image:image-20220524093328-7.png]]
1208 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1209 +|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1210 +|0x01|DO2 set to low
1211 +|0x00|DO2 set to high
1212 +|0x11|DO2 NO Action
1058 1058  
1059 1059  
1060 1060  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1061 1061  
1062 -[[image:image-20220524093351-8.png]]
1217 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1218 +|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1219 +|0x01|DO3 set to low
1220 +|0x00|DO3 set to high
1221 +|0x11|DO3 NO Action
1063 1063  
1064 1064  
1065 1065  (% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
... ... @@ -1116,10 +1116,21 @@
1116 1116  
1117 1117  (((
1118 1118  01: Close ,  00: Open , 11: No action
1278 +
1279 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1280 +|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO2**
1281 +|03  00  11|Open|No Action
1282 +|03  01  11|Close|No Action
1283 +|03  11  00|No Action|Open
1284 +|03  11  01|No Action|Close
1285 +|03  00  00|Open|Open
1286 +|03  01  01|Close|Close
1287 +|03  01  00|Close|Open
1288 +|03  00  01|Open|Close
1119 1119  )))
1120 1120  
1121 1121  (((
1122 -[[image:image-20220524093724-9.png]]
1292 +
1123 1123  )))
1124 1124  
1125 1125  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1594,9 +1594,36 @@
1594 1594  == 3.7 LEDs Indicators ==
1595 1595  
1596 1596  
1597 -[[image:image-20220524100748-11.png]]
1767 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1768 +|(% style="background-color:#d9e2f3; color:#0070c0" %)**LEDs**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Feature**
1769 +|**PWR**|Always on if there is power
1770 +|**SYS**|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.
1771 +|**TX**|(((
1772 +Device boot: TX blinks 5 times.
1598 1598  
1774 +Successful join network: TX ON for 5 seconds.
1599 1599  
1776 +Transmit a LoRa packet: TX blinks once
1777 +)))
1778 +|**RX**|RX blinks once when receive a packet.
1779 +|**DO1**|
1780 +|**DO2**|
1781 +|**DO3**|
1782 +|**DI2**|(((
1783 +For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1784 +)))
1785 +|**DI2**|(((
1786 +For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1787 +)))
1788 +|**DI2**|(((
1789 +For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1790 +)))
1791 +|**RO1**|
1792 +|**RO2**|
1793 +
1794 +
1795 +
1796 +
1600 1600  = 4. Use AT Command =
1601 1601  
1602 1602  == 4.1 Access AT Command ==
... ... @@ -2082,14 +2082,20 @@
2082 2082  [[image:1653360498588-932.png||height="485" width="726"]]
2083 2083  
2084 2084  
2085 -== 6.4 Can I see counting event in Serial? ==
2282 +== 6.4 How to change the uplink interval？ ==
2086 2086  
2087 2087  
2285 +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/]]
2286 +
2287 +
2288 +== 6.5 Can I see counting event in Serial? ==
2289 +
2290 +
2088 2088  (((
2089 2089  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.
2090 2090  
2091 2091  
2092 -== 6.5 Can i use point to point communication for LT-22222-L? ==
2295 +== 6.6 Can i use point to point communication for LT-22222-L? ==
2093 2093  
2094 2094  
2095 2095  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]].
... ... @@ -2098,7 +2098,7 @@
2098 2098  )))
2099 2099  
2100 2100  (((
2101 -== 6.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2304 +== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2102 2102  
2103 2103  
2104 2104  If the device is not shut down, but directly powered off.
... ... @@ -2110,7 +2110,7 @@
2110 2110  After restart, the status before power failure will be read from flash.
2111 2111  
2112 2112  
2113 -== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2316 +== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2114 2114  
2115 2115  
2116 2116  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
... ... @@ -2119,7 +2119,7 @@
2119 2119  [[image:image-20221006170630-1.png||height="610" width="945"]]
2120 2120  
2121 2121  
2122 -== 6.8 Can LT22222-L save RO state? ==
2325 +== 6.9 Can LT22222-L save RO state? ==
2123 2123  
2124 2124  
2125 2125  Firmware version needs to be no less than 1.6.0.
... ... @@ -2218,5 +2218,3 @@
2218 2218  * 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]]
2219 2219  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2220 2220  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2221 -
2222 -
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