Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 118.6 >
edited by Xiaoling
on 2023/05/17 11:04
To version < 109.1 >
edited by Edwin Chen
on 2022/11/19 11:32
>
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
... ... @@ -15,6 +15,7 @@
15 15  
16 16  = 1.Introduction =
17 17  
18 +
18 18  == 1.1 What is LT Series I/O Controller ==
19 19  
20 20  (((
... ... @@ -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.
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.
30 30  )))
31 31  
32 32  (((
... ... @@ -53,6 +53,7 @@
53 53  
54 54  )))
55 55  
57 +
56 56  == 1.2  Specifications ==
57 57  
58 58  (((
... ... @@ -169,6 +169,7 @@
169 169  Packet engine up to 256 bytes with CRC.
170 170  
171 171  
174 +
172 172  
173 173  )))
174 174  
... ... @@ -176,17 +176,11 @@
176 176  
177 177  
178 178  * LoRaWAN Class A & Class C protocol
179 -
180 180  * Optional Customized LoRa Protocol
181 -
182 182  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183 -
184 184  * AT Commands to change parameters
185 -
186 186  * Remote configure parameters via LoRa Downlink
187 -
188 188  * Firmware upgradable via program port
189 -
190 190  * Counting
191 191  
192 192  == 1.4  Applications ==
... ... @@ -193,26 +193,18 @@
193 193  
194 194  
195 195  * Smart Buildings & Home Automation
196 -
197 197  * Logistics and Supply Chain Management
198 -
199 199  * Smart Metering
200 -
201 201  * Smart Agriculture
202 -
203 203  * Smart Cities
204 -
205 205  * Smart Factory
206 206  
207 207  == 1.5 Hardware Variants ==
208 208  
209 209  
210 -(% border="1" style="background-color:#f2f2f2; width:500px" %)
211 -|(% style="background-color:#d9e2f3; color:#0070c0; width:103px" %)**Model**|(% style="background-color:#d9e2f3; color:#0070c0; width:131px" %)**Photo**|(% style="background-color:#d9e2f3; color:#0070c0; width:334px" %)**Description**
212 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
213 -(% style="text-align:center" %)
214 -[[image:image-20230424115112-1.png||height="106" width="58"]]
215 -)))|(% style="width:334px" %)(((
202 +(% border="1" style="background-color:#f7faff; width:500px" %)
203 +|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
204 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
216 216  * 2 x Digital Input (Bi-direction)
217 217  * 2 x Digital Output
218 218  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -237,8 +237,10 @@
237 237  [[image:1653297104069-180.png]]
238 238  
239 239  
229 +
240 240  = 3. Operation Mode =
241 241  
232 +
242 242  == 3.1 How it works? ==
243 243  
244 244  
... ... @@ -251,6 +251,7 @@
251 251  )))
252 252  
253 253  
245 +
254 254  == 3.2 Example to join LoRaWAN network ==
255 255  
256 256  
... ... @@ -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:image-20230425173427-2.png||height="246" width="530"]]
272 +[[image:1653297924498-393.png]]
281 281  
282 282  
283 283  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -302,6 +302,7 @@
302 302  [[image:1653298044601-602.png||height="405" width="709"]]
303 303  
304 304  
297 +
305 305  == 3.3 Uplink Payload ==
306 306  
307 307  
... ... @@ -318,38 +318,18 @@
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. (% style="display:none" %)
322 -
323 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
324 -|Size(bytes)(% style="display:none" %) |2|2|2|2|1|1|1
325 -|Value|(((
326 -AVI1
327 -voltage
328 -)))|(((
329 -AVI2
330 -voltage
331 -)))|(((
332 -ACI1
333 -Current
334 -)))|(((
335 -ACI2
336 -Current
337 -)))|DIDORO*|(((
338 -Reserve
339 -)))|MOD
314 +The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
340 340  )))
341 341  
317 +[[image:image-20220523174024-3.png]]
342 342  
343 343  (((
344 344  
345 345  
346 346  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
347 -
348 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
349 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
350 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
351 351  )))
352 352  
325 +[[image:image-20220523174254-4.png]]
353 353  
354 354  * RO is for relay. ROx=1 : close，ROx=0 always open.
355 355  * DI is for digital input. DIx=1: high or float, DIx=0: low.
... ... @@ -399,28 +399,18 @@
399 399  
400 400  (((
401 401  Total : 11 bytes payload
375 +)))
402 402  
403 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
404 -|Size(bytes)|4|4|1|1|1
405 -|Value|COUNT1|COUNT2 |DIDORO*|(((
406 -Reserve
377 +[[image:image-20220523180452-3.png]]
407 407  
408 -
409 -)))|MOD
410 -)))
411 411  
412 412  (((
413 -
414 -
415 415  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
416 -
417 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
418 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
419 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
420 -
421 -RO is for relay. ROx=1 : close，ROx=0 always open.
422 422  )))
423 423  
384 +[[image:image-20220523180506-4.png]]
385 +
386 +* RO is for relay. ROx=1 : close，ROx=0 always open.
424 424  * FIRST: Indicate this is the first packet after join network.
425 425  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
426 426  
... ... @@ -473,29 +473,21 @@
473 473  )))
474 474  
475 475  
439 +
476 476  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
477 477  
478 478  
479 479  **LT22222-L**: This mode the DI1 is used as a counting pin.
480 480  
481 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
482 -|Size(bytes)|4|2|2|1|1|1
483 -|Value|COUNT1|(((
484 -ACI1 Current
485 -)))|(((
486 -ACI2 Current
487 -)))|DIDORO*|Reserve|MOD
445 +[[image:image-20220523181246-5.png]]
488 488  
489 489  (((
490 490  
491 491  
492 492  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
493 -
494 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
495 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
496 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
497 497  )))
498 498  
453 +[[image:image-20220523181301-6.png]]
499 499  
500 500  * RO is for relay. ROx=1 : close，ROx=0 always open.
501 501  * FIRST: Indicate this is the first packet after join network.
... ... @@ -528,6 +528,7 @@
528 528  )))
529 529  
530 530  
486 +
531 531  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
532 532  
533 533  
... ... @@ -537,26 +537,16 @@
537 537  
538 538  (((
539 539  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.
540 -
541 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
542 -|Size(bytes)|4|4|1|1|1
543 -|Value|COUNT1|AVI1 Counting|DIDORO*|(((
544 -Reserve
545 -
546 -
547 -)))|MOD
548 548  )))
549 549  
498 +[[image:image-20220523181903-8.png]]
550 550  
551 551  
552 552  (((
553 553  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
554 -
555 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
556 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
557 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
558 558  )))
559 559  
505 +[[image:image-20220523181727-7.png]]
560 560  
561 561  * RO is for relay. ROx=1 : close，ROx=0 always open.
562 562  * FIRST: Indicate this is the first packet after join network.
... ... @@ -606,35 +606,18 @@
606 606  )))
607 607  
608 608  
555 +
609 609  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
610 610  
611 611  
612 612  **LT22222-L**: This mode the DI1 is used as a counting pin.
613 613  
614 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
615 -|Size(bytes)|2|2|2|2|1|1|1
616 -|Value|(((
617 -AVI1
618 -voltage
619 -)))|(((
620 -AVI2
621 -voltage
622 -)))|(((
623 -ACI1
624 -Current
625 -)))|COUNT1|DIDORO*|(((
626 -Reserve
627 -)))|MOD
561 +[[image:image-20220523182334-9.png]]
628 628  
629 -
630 630  (((
631 631  
632 632  
633 633  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
634 -
635 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
636 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
637 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
638 638  )))
639 639  
640 640  * RO is for relay. ROx=1 : close，ROx=0 always open.
... ... @@ -671,6 +671,7 @@
671 671  )))
672 672  
673 673  
603 +
674 674  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
675 675  
676 676  
... ... @@ -725,6 +725,7 @@
725 725  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
726 726  
727 727  
658 +
728 728  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
729 729  
730 730  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -759,55 +759,13 @@
759 759  
760 760  MOD6 Payload : total 11 bytes payload
761 761  
762 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
763 -|Size(bytes)|1|1|1|6|1|1
764 -|Value|(((
765 -TRI_A
766 -FLAG
767 -)))|(((
768 -TRI_A
769 -Status
770 -)))|(((
771 -TRI_DI
772 -FLAG+STA
773 -)))|Reserve|Enable/Disable MOD6|(((
774 -MOD
775 -(6)
776 -)))
693 +[[image:image-20220524085923-1.png]]
777 777  
778 778  
779 -
780 780  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
781 781  
782 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
783 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
784 -|(((
785 -AV1_
786 -LOW
787 -)))|(((
788 -AV1_
789 -HIGH
790 -)))|(((
791 -AV2_
792 -LOW
793 -)))|(((
794 -AV2_
795 -HIGH
796 -)))|(((
797 -AC1_
798 -LOW
799 -)))|(((
800 -AC1_
801 -HIGH
802 -)))|(((
803 -AC2_
804 -LOW
805 -)))|(((
806 -AC2_
807 -HIGH
808 -)))
698 +[[image:image-20220524090106-2.png]]
809 809  
810 -
811 811  * Each bits shows if the corresponding trigger has been configured.
812 812  
813 813  **Example:**
... ... @@ -827,6 +827,7 @@
827 827  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
828 828  
829 829  
719 +
830 830  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
831 831  
832 832  [[image:image-20220524090456-4.png]]
... ... @@ -840,6 +840,7 @@
840 840  00000101: Means both DI1 and DI2 trigger are enabled.
841 841  
842 842  
733 +
843 843  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
844 844  
845 845  Downlink command to poll MOD6 status:
... ... @@ -849,6 +849,7 @@
849 849  When device got this command, it will send the MOD6 payload.
850 850  
851 851  
743 +
852 852  === 3.3.7 Payload Decoder ===
853 853  
854 854  (((
... ... @@ -858,6 +858,7 @@
858 858  )))
859 859  
860 860  
753 +
861 861  == 3.4 ​Configure LT via AT or Downlink ==
862 862  
863 863  
... ... @@ -883,8 +883,10 @@
883 883  )))
884 884  
885 885  
779 +
886 886  === 3.4.2 Sensor related commands ===
887 887  
782 +
888 888  ==== 3.4.2.1 Set Transmit Interval ====
889 889  
890 890  
... ... @@ -960,6 +960,7 @@
960 960  
961 961  
962 962  
858 +
963 963  ==== 3.4.2.5 Poll trigger settings ====
964 964  
965 965  
... ... @@ -1042,7 +1042,7 @@
1042 1042  
1043 1043  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
1044 1044  
1045 -(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
941 +(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc)
1046 1046  
1047 1047  
1048 1048  
... ... @@ -1174,9 +1174,8 @@
1174 1174  
1175 1175   Latching time. Unit: ms
1176 1176  
1073 +Note:
1177 1177  
1178 -(% style="color:red" %)**Note: **
1179 -
1180 1180   Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1181 1181  
1182 1182   Before Firmwre v1.6.0 the latch time only suport 2 bytes.
... ... @@ -1205,7 +1205,7 @@
1205 1205  
1206 1206  
1207 1207  
1208 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1103 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1209 1209  
1210 1210  
1211 1211  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1227,7 +1227,7 @@
1227 1227  )))
1228 1228  
1229 1229  (((
1230 -[[image:image-20230426161322-1.png]]
1125 +[[image:image-20220524093724-9.png]]
1231 1231  )))
1232 1232  
1233 1233  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1234,6 +1234,7 @@
1234 1234  
1235 1235  
1236 1236  
1132 +
1237 1237  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1238 1238  
1239 1239  
... ... @@ -1265,9 +1265,8 @@
1265 1265  
1266 1266  (% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1267 1267  
1164 +Note:
1268 1268  
1269 -(% style="color:red" %)**Note:**
1270 -
1271 1271   Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1272 1272  
1273 1273   Before Firmwre v1.6.0 the latch time only suport 2 bytes.
... ... @@ -1278,7 +1278,7 @@
1278 1278  
1279 1279  **Example payload:**
1280 1280  
1281 -**~1. 05 01 11 07 D0**
1176 +**~1. 05 01 11 07 D**
1282 1282  
1283 1283  Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1284 1284  
... ... @@ -1413,6 +1413,7 @@
1413 1413  
1414 1414  
1415 1415  
1311 +
1416 1416  ==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1417 1417  
1418 1418  
... ... @@ -1429,6 +1429,7 @@
1429 1429  
1430 1430  
1431 1431  
1328 +
1432 1432  ==== 3.4.2.25 Copy downlink to uplink ====
1433 1433  
1434 1434  
... ... @@ -1467,6 +1467,7 @@
1467 1467  [[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-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]
1468 1468  
1469 1469  
1367 +
1470 1470  == 3.5 Integrate with Mydevice ==
1471 1471  
1472 1472  
... ... @@ -1516,8 +1516,10 @@
1516 1516  [[image:image-20220524094909-5.png||height="341" width="734"]]
1517 1517  
1518 1518  
1417 +
1519 1519  == 3.6 Interface Detail ==
1520 1520  
1420 +
1521 1521  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1522 1522  
1523 1523  
... ... @@ -1526,6 +1526,7 @@
1526 1526  [[image:1653356991268-289.png]]
1527 1527  
1528 1528  
1429 +
1529 1529  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1530 1530  
1531 1531  
... ... @@ -1582,6 +1582,8 @@
1582 1582  
1583 1583  (((
1584 1584  
1486 +
1487 +
1585 1585  )))
1586 1586  
1587 1587  (((
... ... @@ -1613,6 +1613,8 @@
1613 1613  
1614 1614  (((
1615 1615  
1519 +
1520 +
1616 1616  )))
1617 1617  
1618 1618  (((
... ... @@ -1643,16 +1643,18 @@
1643 1643  )))
1644 1644  
1645 1645  
1551 +
1646 1646  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1647 1647  
1648 1648  
1649 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1555 +**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1650 1650  
1651 -(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1557 +Note: DO pins go to float when device is power off.
1652 1652  
1653 1653  [[image:1653357531600-905.png]]
1654 1654  
1655 1655  
1562 +
1656 1656  === 3.6.4 Analog Input Interface ===
1657 1657  
1658 1658  
... ... @@ -1670,9 +1670,9 @@
1670 1670  
1671 1671  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1672 1672  
1673 -(% style="color:red" %)**Red:  12~~24v**
1580 +**Red:  12~~24v**
1674 1674  
1675 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1582 +**Yellow:  4~~20mA**
1676 1676  
1677 1677  **Black:  GND**
1678 1678  
... ... @@ -1684,6 +1684,7 @@
1684 1684  [[image:1653357648330-671.png||height="155" width="733"]]
1685 1685  
1686 1686  
1594 +
1687 1687  === 3.6.5 Relay Output ===
1688 1688  
1689 1689  
... ... @@ -1699,6 +1699,7 @@
1699 1699  [[image:image-20220524100215-10.png||height="382" width="723"]]
1700 1700  
1701 1701  
1610 +
1702 1702  == 3.7 LEDs Indicators ==
1703 1703  
1704 1704  
... ... @@ -1705,8 +1705,10 @@
1705 1705  [[image:image-20220524100748-11.png]]
1706 1706  
1707 1707  
1617 +
1708 1708  = 4. Use AT Command =
1709 1709  
1620 +
1710 1710  == 4.1 Access AT Command ==
1711 1711  
1712 1712  
... ... @@ -1917,8 +1917,10 @@
1917 1917  )))
1918 1918  
1919 1919  
1831 +
1920 1920  == 4.2 Common AT Command Sequence ==
1921 1921  
1834 +
1922 1922  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1923 1923  
1924 1924  (((
... ... @@ -1963,6 +1963,7 @@
1963 1963  )))
1964 1964  
1965 1965  
1879 +
1966 1966  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1967 1967  
1968 1968  (((
... ... @@ -2035,7 +2035,7 @@
2035 2035  **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?
2036 2036  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
2037 2037  
2038 -**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.**
1952 +**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**
2039 2039  
2040 2040  
2041 2041  )))
... ... @@ -2048,6 +2048,7 @@
2048 2048  
2049 2049  )))
2050 2050  
1965 +
2051 2051  === 4.2.3 Change to Class A ===
2052 2052  
2053 2053  
... ... @@ -2059,19 +2059,13 @@
2059 2059  )))
2060 2060  
2061 2061  
2062 -= 5. Case Study =
2063 2063  
2064 -== 5.1 Counting how many objects pass in Flow Line ==
1978 += 5. FAQ =
2065 2065  
2066 2066  
2067 -Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
1981 +== 5.1 How to upgrade the image? ==
2068 2068  
2069 2069  
2070 -= 6. FAQ =
2071 -
2072 -== 6.1 How to upgrade the image? ==
2073 -
2074 -
2075 2075  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
2076 2076  
2077 2077  * Support new features
... ... @@ -2099,10 +2099,8 @@
2099 2099  
2100 2100   [[image:image-20220524103407-12.png]]
2101 2101  
2102 -
2103 2103  [[image:image-20220524103429-13.png]]
2104 2104  
2105 -
2106 2106  [[image:image-20220524104033-15.png]]
2107 2107  
2108 2108  
... ... @@ -2114,8 +2114,10 @@
2114 2114  
2115 2115  (((
2116 2116  (((
2117 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
2024 +
2118 2118  
2026 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
2027 +
2119 2119  
2120 2120  )))
2121 2121  )))
... ... @@ -2127,8 +2127,9 @@
2127 2127  (((
2128 2128  
2129 2129  
2130 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2131 2131  
2040 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2041 +
2132 2132  
2133 2133  )))
2134 2134  
... ... @@ -2190,29 +2190,26 @@
2190 2190  [[image:1653360498588-932.png||height="485" width="726"]]
2191 2191  
2192 2192  
2193 -== 6.4 How to change the uplink interval？ ==
2194 2194  
2104 +== 5.4 Can I see counting event in Serial? ==
2195 2195  
2196 -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/]]
2197 2197  
2198 -
2199 -== 6.5 Can I see counting event in Serial? ==
2200 -
2201 -
2202 2202  (((
2203 2203  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.
2204 2204  
2205 2205  
2206 -== 6.6 Can i use point to point communication for LT-22222-L? ==
2207 2207  
2112 +== 5.5 Can i use point to point communication for LT-22222-L? ==
2208 2208  
2114 +
2209 2209  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]].
2210 2210  
2117 +
2211 2211  
2212 2212  )))
2213 2213  
2214 2214  (((
2215 -== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2122 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2216 2216  
2217 2217  
2218 2218  If the device is not shut down, but directly powered off.
... ... @@ -2224,9 +2224,10 @@
2224 2224  After restart, the status before power failure will be read from flash.
2225 2225  
2226 2226  
2227 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2228 2228  
2135 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2229 2229  
2137 +
2230 2230  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2231 2231  
2232 2232  
... ... @@ -2233,18 +2233,21 @@
2233 2233  [[image:image-20221006170630-1.png||height="610" width="945"]]
2234 2234  
2235 2235  
2236 -== 6.9 Can LT22222-L save RO state? ==
2144 +== 5.8 Can LT22222-L save RO state? ==
2237 2237  
2238 2238  
2239 2239  Firmware version needs to be no less than 1.6.0.
2240 2240  
2241 2241  
2242 -= 7. Trouble Shooting =
2150 +
2151 += 6. Trouble Shooting =
2152 +
2153 +
2243 2243  )))
2244 2244  
2245 2245  (((
2246 2246  (((
2247 -== 7.1 Downlink doesn't work, how to solve it? ==
2158 +== 6.1 Downlink doesn't work, how to solve it? ==
2248 2248  
2249 2249  
2250 2250  )))
... ... @@ -2257,8 +2257,9 @@
2257 2257  (((
2258 2258  
2259 2259  
2260 -== 7.2 Have trouble to upload image. ==
2261 2261  
2172 +== 6.2 Have trouble to upload image. ==
2173 +
2262 2262  
2263 2263  )))
2264 2264  
... ... @@ -2269,8 +2269,9 @@
2269 2269  (((
2270 2270  
2271 2271  
2272 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2273 2273  
2185 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2186 +
2274 2274  
2275 2275  )))
2276 2276  
... ... @@ -2279,9 +2279,10 @@
2279 2279  )))
2280 2280  
2281 2281  
2282 -= 8. Order Info =
2283 2283  
2196 += 7. Order Info =
2284 2284  
2198 +
2285 2285  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2286 2286  
2287 2287  (% style="color:#4f81bd" %)**XXX:**
... ... @@ -2296,7 +2296,7 @@
2296 2296  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2297 2297  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2298 2298  
2299 -= 9. Packing Info =
2213 += 8. Packing Info =
2300 2300  
2301 2301  
2302 2302  **Package Includes**:
... ... @@ -2313,7 +2313,7 @@
2313 2313  * Package Size / pcs : 14.5 x 8 x 5 cm
2314 2314  * Weight / pcs : 170g
2315 2315  
2316 -= 10. Support =
2230 += 9. Support =
2317 2317  
2318 2318  
2319 2319  * (((
... ... @@ -2326,7 +2326,7 @@
2326 2326  
2327 2327  )))
2328 2328  
2329 -= 11. Reference​​​​​ =
2243 += 10. Reference​​​​​ =
2330 2330  
2331 2331  
2332 2332  * 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]]
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