Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 90.1 >
edited by Bei Jinggeng
on 2022/07/19 11:07
To version < 102.3 >
edited by Xiaoling
on 2022/10/29 09:54
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
... ... @@ -15,13 +15,16 @@
15 15  
16 16  = 1.Introduction =
17 17  
18 +
18 18  == 1.1 What is LT Series I/O Controller ==
19 19  
20 20  (((
21 21  
22 22  
24 +(((
23 23  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.
24 24  )))
27 +)))
25 25  
26 26  (((
27 27  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.
... ... @@ -36,11 +36,13 @@
36 36  )))
37 37  
38 38  (((
39 -1) If user’s area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless.
42 +1) If user's area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless.
40 40  )))
41 41  
42 42  (((
43 43  2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless.
47 +
48 +
44 44  )))
45 45  
46 46  (((
... ... @@ -55,7 +55,7 @@
55 55  (((
56 56  
57 57  
58 -**Hardware System:**
63 +(% style="color:#037691" %)**Hardware System:**
59 59  )))
60 60  
61 61  * (((
... ... @@ -80,7 +80,7 @@
80 80  (((
81 81  
82 82  
83 -**Interface for Model: LT22222-L:**
88 +(% style="color:#037691" %)**Interface for Model: LT22222-L:**
84 84  )))
85 85  
86 86  * (((
... ... @@ -105,7 +105,7 @@
105 105  (((
106 106  
107 107  
108 -**LoRa Spec:**
113 +(% style="color:#037691" %)**LoRa Spec:**
109 109  )))
110 110  
111 111  * (((
... ... @@ -166,21 +166,27 @@
166 166  Packet engine up to 256 bytes with CRC.
167 167  
168 168  
174 +
169 169  
170 170  )))
171 171  
172 172  == 1.3 Features ==
173 173  
180 +
174 174  * LoRaWAN Class A & Class C protocol
175 175  * Optional Customized LoRa Protocol
176 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865
183 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
177 177  * AT Commands to change parameters
178 178  * Remote configure parameters via LoRa Downlink
179 179  * Firmware upgradable via program port
180 180  * Counting
181 181  
189 +
190 +
191 +
182 182  == 1.4  Applications ==
183 183  
194 +
184 184  * Smart Buildings & Home Automation
185 185  * Logistics and Supply Chain Management
186 186  * Smart Metering
... ... @@ -188,8 +188,12 @@
188 188  * Smart Cities
189 189  * Smart Factory
190 190  
202 +
203 +
204 +
191 191  == 1.5 Hardware Variants ==
192 192  
207 +
193 193  (% border="1" style="background-color:#f7faff; width:500px" %)
194 194  |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
195 195  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
... ... @@ -201,12 +201,20 @@
201 201  * 1 x Counting Port
202 202  )))
203 203  
219 +
220 +
221 +
204 204  = 2. Power ON Device =
205 205  
224 +
225 +(((
206 206  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 +)))
207 207  
208 208  (((
209 209  PWR will on when device is properly powered.
231 +
232 +
210 210  )))
211 211  
212 212  [[image:1653297104069-180.png]]
... ... @@ -215,8 +215,10 @@
215 215  
216 216  = 3. Operation Mode =
217 217  
241 +
218 218  == 3.1 How it works? ==
219 219  
244 +
220 220  (((
221 221  The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on (% style="color:green" %)**TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. (% style="color:green" %)**TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second. 
222 222  )))
... ... @@ -226,10 +226,14 @@
226 226  )))
227 227  
228 228  
254 +
229 229  == 3.2 Example to join LoRaWAN network ==
230 230  
257 +
231 231  (((
232 232  This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here. 
260 +
261 +
233 233  )))
234 234  
235 235  [[image:image-20220523172350-1.png||height="266" width="864"]]
... ... @@ -237,6 +237,8 @@
237 237  
238 238  (((
239 239  The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN:
269 +
270 +
240 240  )))
241 241  
242 242  (((
... ... @@ -252,18 +252,21 @@
252 252  
253 253  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
254 254  
255 -Add APP EUI in the application.
286 +**Add APP EUI in the application.**
256 256  
257 257  [[image:1653297955910-247.png||height="321" width="716"]]
258 258  
259 259  
260 -Add APP KEY and DEV EUI
291 +**Add APP KEY and DEV EUI**
261 261  
262 262  [[image:1653298023685-319.png]]
263 263  
264 264  
296 +
265 265  (((
266 266  (% 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 +
267 267  )))
268 268  
269 269  [[image:1653298044601-602.png||height="405" width="709"]]
... ... @@ -272,6 +272,7 @@
272 272  
273 273  == 3.3 Uplink Payload ==
274 274  
309 +
275 275  There are five working modes + one interrupt mode on LT for different type application:
276 276  
277 277  * (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
... ... @@ -281,9 +281,15 @@
281 281  * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
282 282  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
283 283  
319 +
320 +
321 +
284 284  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
285 285  
324 +
325 +(((
286 286  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
327 +)))
287 287  
288 288  [[image:image-20220523174024-3.png]]
289 289  
... ... @@ -299,7 +299,7 @@
299 299  * DI is for digital input. DIx=1: high or float, DIx=0: low.
300 300  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
301 301  
302 -(% style="color:red" %)Note: DI3 and DO3 bit are not valid for LT-22222-L
343 +(% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L**
303 303  
304 304  For example if payload is: [[image:image-20220523175847-2.png]]
305 305  
... ... @@ -334,10 +334,15 @@
334 334  ** DO1 is high in case there is load between DO1 and V+.
335 335  ** DO1 LED is off in both case
336 336  
378 +
379 +
380 +
337 337  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
338 338  
339 339  
384 +(((
340 340  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
386 +)))
341 341  
342 342  (((
343 343  Total : 11 bytes payload
... ... @@ -357,7 +357,7 @@
357 357  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
358 358  
359 359  (((
360 -(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
406 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
361 361  )))
362 362  
363 363  (((
... ... @@ -369,16 +369,22 @@
369 369  (% class="box infomessage" %)
370 370  (((
371 371  (((
418 +(((
372 372  **AT+MOD=2**
420 +)))
373 373  
422 +(((
374 374  **ATZ**
375 375  )))
376 376  )))
426 +)))
377 377  
378 378  (((
379 379  
380 380  
381 381  (% style="color:#4f81bd" %)**AT Commands for counting:**
432 +
433 +
382 382  )))
383 383  
384 384  (((
... ... @@ -402,6 +402,7 @@
402 402  
403 403  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
404 404  
457 +
405 405  **LT22222-L**: This mode the DI1 is used as a counting pin.
406 406  
407 407  [[image:image-20220523181246-5.png]]
... ... @@ -419,7 +419,7 @@
419 419  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
420 420  
421 421  (((
422 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
475 +(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
423 423  )))
424 424  
425 425  
... ... @@ -430,11 +430,15 @@
430 430  (% class="box infomessage" %)
431 431  (((
432 432  (((
486 +(((
433 433  **AT+MOD=3**
488 +)))
434 434  
490 +(((
435 435  **ATZ**
436 436  )))
437 437  )))
494 +)))
438 438  
439 439  (((
440 440  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -445,9 +445,13 @@
445 445  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
446 446  
447 447  
505 +(((
448 448  **LT22222-L**: This mode the DI1 is used as a counting pin.
507 +)))
449 449  
509 +(((
450 450  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 +)))
451 451  
452 452  [[image:image-20220523181903-8.png]]
453 453  
... ... @@ -463,7 +463,7 @@
463 463  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
464 464  
465 465  (((
466 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
527 +(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
467 467  )))
468 468  
469 469  (((
... ... @@ -475,14 +475,17 @@
475 475  (% class="box infomessage" %)
476 476  (((
477 477  (((
539 +(((
478 478  **AT+MOD=4**
541 +)))
479 479  
543 +(((
480 480  **ATZ**
481 481  )))
482 482  )))
547 +)))
483 483  
484 484  
485 -
486 486  (((
487 487  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
488 488  )))
... ... @@ -524,7 +524,7 @@
524 524  )))
525 525  
526 526  (((
527 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
591 +(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
528 528  )))
529 529  
530 530  (((
... ... @@ -536,11 +536,15 @@
536 536  (% class="box infomessage" %)
537 537  (((
538 538  (((
603 +(((
539 539  **AT+MOD=5**
605 +)))
540 540  
607 +(((
541 541  **ATZ**
542 542  )))
543 543  )))
611 +)))
544 544  
545 545  (((
546 546  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -570,6 +570,7 @@
570 570  
571 571  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
572 572  
641 +
573 573  **Example:**
574 574  
575 575  AT+AVLIM=3000,6000,0,2000   (If AVI1 voltage lower than 3v or higher than 6v. or AV2 voltage is higher than 2v, LT will trigger Uplink)
... ... @@ -582,6 +582,7 @@
582 582  
583 583  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
584 584  
654 +
585 585  **Example:**
586 586  
587 587  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
... ... @@ -600,6 +600,7 @@
600 600  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
601 601  
602 602  
673 +
603 603  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
604 604  
605 605  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -648,6 +648,7 @@
648 648  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
649 649  
650 650  
722 +
651 651  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
652 652  
653 653  [[image:image-20220524090249-3.png]]
... ... @@ -659,6 +659,7 @@
659 659  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
660 660  
661 661  
734 +
662 662  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
663 663  
664 664  [[image:image-20220524090456-4.png]]
... ... @@ -672,6 +672,7 @@
672 672  00000101: Means both DI1 and DI2 trigger are enabled.
673 673  
674 674  
748 +
675 675  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
676 676  
677 677  Downlink command to poll MOD6 status:
... ... @@ -687,27 +687,36 @@
687 687  (((
688 688  
689 689  
690 -**Decoder for TTN/loraserver/ChirpStack**: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/]]
691 -
692 -
764 +**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
693 693  )))
694 694  
695 695  
768 +
696 696  == 3.4 ​Configure LT via AT or Downlink ==
697 697  
771 +
772 +(((
698 698  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
774 +)))
699 699  
700 700  (((
777 +(((
701 701  There are two kinds of Commands:
702 702  )))
780 +)))
703 703  
704 -* (% 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]]
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]]
705 705  
706 -* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
784 +* (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
707 707  
786 +
787 +
708 708  === 3.4.1 Common Commands ===
709 709  
790 +
791 +(((
710 710  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 +)))
711 711  
712 712  
713 713  
... ... @@ -716,11 +716,12 @@
716 716  
717 717  ==== 3.4.2.1 Set Transmit Interval ====
718 718  
802 +
719 719  Set device uplink interval.
720 720  
721 721  * (% style="color:#037691" %)**AT Command:**
722 722  
723 -**AT+TDC=N **
807 +**(% style="color:blue" %)AT+TDC=N **
724 724  
725 725  
726 726  **Example: **AT+TDC=30000. Means set interval to 30 seconds
... ... @@ -728,7 +728,7 @@
728 728  
729 729  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
730 730  
731 -**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
815 +**(% style="color:blue" %)0x01 aa bb cc  (%%)   ~/~/ Same as AT+TDC=0x(aa bb cc)**
732 732  
733 733  
734 734  
... ... @@ -735,11 +735,12 @@
735 735  
736 736  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
737 737  
822 +
738 738  Set work mode.
739 739  
740 740  * (% style="color:#037691" %)**AT Command:**
741 741  
742 -**AT+MOD=N  **
827 +**(% style="color:blue" %)AT+MOD=N  **
743 743  
744 744  
745 745  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
... ... @@ -747,7 +747,7 @@
747 747  
748 748  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
749 749  
750 -**0x0A aa    ** ~/~/ Same as AT+MOD=aa
835 +**(% style="color:blue" %)0x0A aa  (%%)  ** ~/~/ Same as AT+MOD=aa
751 751  
752 752  
753 753  
... ... @@ -754,6 +754,7 @@
754 754  
755 755  ==== 3.4.2.3 Poll an uplink ====
756 756  
842 +
757 757  * (% style="color:#037691" %)**AT Command:**
758 758  
759 759  There is no AT Command to poll uplink
... ... @@ -761,8 +761,9 @@
761 761  
762 762  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
763 763  
764 -**0x08 FF     **~/~/ Poll an uplink
850 +**(% style="color:blue" %)0x08 FF  (%%)   **~/~/ Poll an uplink
765 765  
852 +
766 766  **Example**: 0x08FF, ask device to send an Uplink
767 767  
768 768  
... ... @@ -770,20 +770,21 @@
770 770  
771 771  ==== 3.4.2.4 Enable Trigger Mode ====
772 772  
860 +
773 773  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
774 774  
775 775  * (% style="color:#037691" %)**AT Command:**
776 776  
777 -**AT+ADDMOD6=1 or 0**
865 +**(% style="color:blue" %)AT+ADDMOD6=1 or 0**
778 778  
779 -1: Enable Trigger Mode
867 +**(% style="color:red" %)1:** Enable Trigger Mode
780 780  
781 -0: Disable Trigger Mode
869 +**(% style="color:red" %)0: **Disable Trigger Mode
782 782  
783 783  
784 784  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
785 785  
786 -**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
874 +**(% style="color:blue" %)0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
787 787  
788 788  
789 789  
... ... @@ -790,6 +790,7 @@
790 790  
791 791  ==== 3.4.2.5 Poll trigger settings ====
792 792  
881 +
793 793  Poll trigger settings,
794 794  
795 795  * (% style="color:#037691" %)**AT Command:**
... ... @@ -799,7 +799,7 @@
799 799  
800 800  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
801 801  
802 -**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
891 +**(% style="color:blue" %)0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
803 803  
804 804  
805 805  
... ... @@ -806,6 +806,7 @@
806 806  
807 807  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
808 808  
898 +
809 809  Enable Disable DI1/DI2/DI2 as trigger,
810 810  
811 811  * (% style="color:#037691" %)**AT Command:**
... ... @@ -819,7 +819,7 @@
819 819  
820 820  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
821 821  
822 -**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
912 +**(% style="color:blue" %)0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
823 823  
824 824  
825 825  
... ... @@ -826,15 +826,16 @@
826 826  
827 827  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
828 828  
919 +
829 829  Set DI1 or DI3(for LT-33222-L) trigger.
830 830  
831 831  * (% style="color:#037691" %)**AT Command:**
832 832  
833 -**AT+TRIG1=a,b**
924 +**(% style="color:blue" %)AT+TRIG1=a,b**
834 834  
835 -a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
926 +**(% style="color:red" %)a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
836 836  
837 -b : delay timing.
928 +**(% style="color:red" %)b :** (%%)delay timing.
838 838  
839 839  
840 840  **Example:**
... ... @@ -843,20 +843,24 @@
843 843  
844 844  
845 845  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
846 -* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
937 +* **(% style="color:blue" %)0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
847 847  
939 +
940 +
941 +
848 848  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
849 849  
944 +
850 850  Set DI2 trigger.
851 851  
852 852  * (% style="color:#037691" %)**AT Command:**
853 853  
854 -**AT+TRIG2=a,b**
949 +**(% style="color:blue" %)AT+TRIG2=a,b**
855 855  
856 856  
857 -a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
952 +**(% style="color:red" %)a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
858 858  
859 -b : delay timing.
954 +**(% style="color:red" %)b :** (%%)delay timing.
860 860  
861 861  
862 862  **Example:**
... ... @@ -866,7 +866,7 @@
866 866  
867 867  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
868 868  
869 -**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
964 +**(% style="color:blue" %)0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG1=aa,0x(bb cc)
870 870  
871 871  
872 872  
... ... @@ -873,16 +873,17 @@
873 873  
874 874  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
875 875  
971 +
876 876  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
877 877  
878 878  * (% style="color:#037691" %)**AT Command**
879 879  
880 -**AT+ACLIM**
976 +**(% style="color:blue" %)AT+ACLIM**
881 881  
882 882  
883 883  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
884 884  
885 -**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
981 +**(% style="color:blue" %)0x AA 01 aa bb cc dd ee ff gg hh        ** (%%) ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
886 886  
887 887  
888 888  
... ... @@ -889,16 +889,17 @@
889 889  
890 890  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
891 891  
988 +
892 892  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
893 893  
894 894  * (% style="color:#037691" %)**AT Command**
895 895  
896 -**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
993 +**(% style="color:blue" %)AT+AVLIM  (%%) See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
897 897  
898 898  
899 899  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
900 900  
901 -**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
998 +**(% style="color:blue" %)0x AA 00 aa bb cc dd ee ff gg hh    ** (%%) ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
902 902  
903 903  
904 904  
... ... @@ -905,21 +905,22 @@
905 905  
906 906  ==== 3.4.2.11 Trigger – Set minimum interval ====
907 907  
1005 +
908 908  Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
909 909  
910 910  * (% style="color:#037691" %)**AT Command**
911 911  
912 -**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
1010 +**(% style="color:blue" %)AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
913 913  
914 914  
915 915  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
916 916  
917 -**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
1015 +**(% style="color:blue" %)0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
918 918  
919 919  (((
920 920  
921 921  
922 -(% style="color:red" %)Note: ATDC setting must be more than 5min
1020 +(% style="color:red" %)**Note: ATDC setting must be more than 5min**
923 923  )))
924 924  
925 925  
... ... @@ -927,6 +927,7 @@
927 927  
928 928  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
929 929  
1028 +
930 930  * (% style="color:#037691" %)**AT Command**
931 931  
932 932  There is no AT Command to control Digital Output
... ... @@ -933,7 +933,7 @@
933 933  
934 934  
935 935  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
936 -* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1035 +* **(% style="color:blue" %)0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
937 937  
938 938  (((
939 939  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
... ... @@ -946,11 +946,11 @@
946 946  [[image:image-20220524092754-5.png]]
947 947  
948 948  (((
949 -(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
1048 +(% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
950 950  )))
951 951  
952 952  (((
953 -(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
1052 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
954 954  )))
955 955  
956 956  
... ... @@ -958,6 +958,7 @@
958 958  
959 959  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
960 960  
1060 +
961 961  * (% style="color:#037691" %)**AT Command**
962 962  
963 963  There is no AT Command to control Digital Output
... ... @@ -965,7 +965,7 @@
965 965  
966 966  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
967 967  
968 -**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1068 +**(% style="color:blue" %)0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
969 969  
970 970  
971 971  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -994,11 +994,11 @@
994 994  [[image:image-20220524093351-8.png]]
995 995  
996 996  
997 -(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1097 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
998 998  
999 999   Latching time. Unit: ms
1000 1000  
1001 -Device will upload a packet if downlink code executes successfully.
1101 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1002 1002  
1003 1003  
1004 1004  **Example payload:**
... ... @@ -1024,6 +1024,7 @@
1024 1024  
1025 1025  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1026 1026  
1127 +
1027 1027  * (% style="color:#037691" %)**AT Command:**
1028 1028  
1029 1029  There is no AT Command to control Relay Output
... ... @@ -1031,7 +1031,7 @@
1031 1031  
1032 1032  * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1033 1033  
1034 -**0x03 aa bb     **~/~/ Set RO1/RO2 output
1135 +**(% style="color:blue" %)0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1035 1035  
1036 1036  
1037 1037  (((
... ... @@ -1046,7 +1046,7 @@
1046 1046  [[image:image-20220524093724-9.png]]
1047 1047  )))
1048 1048  
1049 -Device will upload a packet if downlink code executes successfully.
1150 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1050 1050  
1051 1051  
1052 1052  
... ... @@ -1053,6 +1053,7 @@
1053 1053  
1054 1054  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1055 1055  
1157 +
1056 1056  * (% style="color:#037691" %)**AT Command:**
1057 1057  
1058 1058  There is no AT Command to control Relay Output
... ... @@ -1060,7 +1060,7 @@
1060 1060  
1061 1061  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1062 1062  
1063 -**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1165 +**(% style="color:blue" %)0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
1064 1064  
1065 1065  
1066 1066  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1076,12 +1076,12 @@
1076 1076  
1077 1077  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1078 1078  
1079 -[[image:image-20220714135731-1.png||height="406" width="627"]]
1181 +[[image:image-20221008095908-1.png||height="364" width="564"]]
1080 1080  
1081 1081  
1082 -(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1184 +(% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1083 1083  
1084 -Device will upload a packet if downlink code executes successfully.
1186 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1085 1085  
1086 1086  
1087 1087  **Example payload:**
... ... @@ -1104,19 +1104,19 @@
1104 1104  
1105 1105  
1106 1106  
1107 -
1108 1108  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1109 1109  
1211 +
1110 1110  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1111 1111  
1112 1112  * (% style="color:#037691" %)**AT Command:**
1113 1113  
1114 -**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1216 +**(% style="color:blue" %)AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1115 1115  
1116 1116  
1117 1117  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1118 1118  
1119 -**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1221 +**(% style="color:blue" %)0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
1120 1120  
1121 1121  
1122 1122  
... ... @@ -1123,22 +1123,19 @@
1123 1123  
1124 1124  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1125 1125  
1228 +
1126 1126  * (% style="color:#037691" %)**AT Command:**
1127 1127  
1128 -**AT+SETCNT=aa,(bb cc dd ee) **
1231 +**(% style="color:blue" %)AT+SETCNT=aa,(bb cc dd ee) **
1129 1129  
1130 -aa: 1: Set count1,
1233 +**(% style="color:red" %)aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1131 1131  
1132 -2: Set count2,
1235 +**(% style="color:red" %)bb cc dd ee: **(%%)number to be set
1133 1133  
1134 -3: Set AV1 count
1135 1135  
1136 -Bb cc dd ee: number to be set
1137 -
1138 -
1139 1139  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1140 1140  
1141 -**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1240 +**(% style="color:blue" %)0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1142 1142  
1143 1143  
1144 1144  
... ... @@ -1145,16 +1145,17 @@
1145 1145  
1146 1146  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1147 1147  
1247 +
1148 1148  Clear counting for counting mode
1149 1149  
1150 1150  * (% style="color:#037691" %)**AT Command:**
1151 1151  
1152 -**AT+CLRCOUNT ** ~/~/ clear all counting
1252 +**(% style="color:blue" %)AT+CLRCOUNT **(%%) ~/~/ clear all counting
1153 1153  
1154 1154  
1155 1155  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1156 1156  
1157 -**0x A6 01    ** ~/~/ clear all counting
1257 +**(% style="color:blue" %)0x A6 01    ** (%%)~/~/ clear all counting
1158 1158  
1159 1159  
1160 1160  
... ... @@ -1161,25 +1161,137 @@
1161 1161  
1162 1162  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1163 1163  
1264 +
1164 1164  * (% style="color:#037691" %)**AT Command:**
1165 1165  
1166 -**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1267 +**(% style="color:blue" %)AT+COUTIME=60  **(%%)~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1167 1167  
1168 1168  
1169 1169  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1170 1170  
1171 -**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1272 +**(% style="color:blue" %)0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
1172 1172  
1173 1173  (((
1174 1174  range: aa bb cc:0 to 16777215,  (unit:second)
1276 +)))
1175 1175  
1278 +
1279 +
1280 +
1281 +==== 3.4.2.20 Reset save DR DO state ====
1282 +
1283 +
1284 +* (% style="color:#037691" %)**AT Command:**
1285 +
1286 +**(% style="color:blue" %)AT+RODORET=1  **(%%)~/~/ RODO will close when the device joining the network. (default)
1287 +
1288 +**(% style="color:blue" %)AT+RODORET=0  **(%%)~/~/After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network.
1289 +
1290 +
1291 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1292 +
1293 +**(% style="color:blue" %)0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
1294 +
1176 1176  
1296 +
1297 +
1298 +==== 3.4.2.21 Encrypted payload ====
1299 +
1300 +
1301 +* (% style="color:#037691" %)**AT Command:**
1302 +
1303 +**(% style="color:blue" %)AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
1304 +
1305 +**(% style="color:blue" %)AT+DECRYPT=0  **(%%)~/~/Encrypt when uploading payload (default)
1306 +
1307 +
1308 +
1309 +
1310 +==== 3.4.2.22 Get sensor value ====
1311 +
1312 +
1313 +* (% style="color:#037691" %)**AT Command:**
1314 +
1315 +**(% style="color:blue" %)AT+GETSENSORVALUE=0  **(%%)~/~/ The serial port gets the reading of the current sensor
1316 +
1317 +**(% style="color:blue" %)AT+GETSENSORVALUE=1  **(%%)~/~/The serial port gets the current sensor reading and uploads it.
1318 +
1319 +
1320 +
1321 +
1322 +==== 3.4.2.23 Resets the downlink packet count ====
1323 +
1324 +
1325 +* (% style="color:#037691" %)**AT Command:**
1326 +
1327 +**(% style="color:blue" %)AT+DISFCNTCHECK=0  **(%%)~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
1328 +
1329 +**(% style="color:blue" %)AT+DISFCNTCHECK=1  **(%%)~/~/When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
1330 +
1331 +
1332 +
1333 +
1334 +==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1335 +
1336 +
1337 +* (% style="color:#037691" %)**AT Command:**
1338 +
1339 +**(% style="color:blue" %)AT+DISMACANS=0**  (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
1340 +
1341 +**(% style="color:blue" %)AT+DISMACANS=1**  (%%)    ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
1342 +
1343 +
1344 +* (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1345 +
1346 +**(% style="color:blue" %)0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
1347 +
1348 +
1349 +
1350 +
1351 +==== 3.4.2.25 Copy downlink to uplink ====
1352 +
1353 +
1354 +* (% style="color:#037691" %)**AT Command**(%%)**:**
1355 +
1356 +**(% style="color:blue" %)AT+RPL=5**  (%%) ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
1357 +
1358 +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.
1359 +
1360 +
1361 +[[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"]]
1362 +
1363 +For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1364 +
1365 +
1366 +
1367 +[[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"]]
1368 +
1369 +For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
1370 +
1371 +
1372 +
1373 +==== 3.4.2.26 Query version number and frequency band 、TDC ====
1374 +
1375 +
1376 +* (((
1377 +(% style="color:#037691" %)**Downlink Payload**(%%)**:**
1378 +
1379 +**(% style="color:blue" %)26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1380 +
1381 +
1177 1177  )))
1178 1178  
1384 +**Example：**
1179 1179  
1386 +[[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"]]
1180 1180  
1388 +
1389 +
1390 +)))
1391 +
1181 1181  == 3.5 Integrate with Mydevice ==
1182 1182  
1394 +
1183 1183  Mydevices provides a human friendly interface to show the sensor data, once we have data in TTN, we can use Mydevices to connect to TTN and see the data in Mydevices. Below are the steps:
1184 1184  
1185 1185  (((
... ... @@ -1188,6 +1188,8 @@
1188 1188  
1189 1189  (((
1190 1190  (% style="color:blue" %)**Step 2**(%%): To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps:
1403 +
1404 +
1191 1191  )))
1192 1192  
1193 1193  [[image:image-20220719105525-1.png||height="377" width="677"]]
... ... @@ -1227,8 +1227,10 @@
1227 1227  
1228 1228  == 3.6 Interface Detail ==
1229 1229  
1444 +
1230 1230  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1231 1231  
1447 +
1232 1232  Support NPN Type sensor
1233 1233  
1234 1234  [[image:1653356991268-289.png]]
... ... @@ -1237,6 +1237,7 @@
1237 1237  
1238 1238  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1239 1239  
1456 +
1240 1240  (((
1241 1241  The DI port of LT-22222-L can support NPN or PNP output sensor.
1242 1242  )))
... ... @@ -1243,7 +1243,9 @@
1243 1243  
1244 1244  (((
1245 1245  (((
1246 -Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high
1463 +Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high.
1464 +
1465 +
1247 1247  )))
1248 1248  )))
1249 1249  
... ... @@ -1268,10 +1268,10 @@
1268 1268  )))
1269 1269  
1270 1270  * (((
1271 -Connect sensor’s output to DI1-
1490 +Connect sensor's output to DI1-
1272 1272  )))
1273 1273  * (((
1274 -Connect sensor’s VCC to DI1+.
1493 +Connect sensor's VCC to DI1+.
1275 1275  )))
1276 1276  
1277 1277  (((
... ... @@ -1279,15 +1279,17 @@
1279 1279  )))
1280 1280  
1281 1281  (((
1282 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1501 +[[image:1653968155772-850.png||height="23" width="19"]]**= DI1**+** / 1K.**
1283 1283  )))
1284 1284  
1285 1285  (((
1286 -If DI1+ = 12v, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA , So the LT-22222-L will be able to detect this active signal.
1505 +If** DI1+ **= **12v**, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA , So the LT-22222-L will be able to detect this active signal.
1287 1287  )))
1288 1288  
1289 1289  (((
1290 1290  
1510 +
1511 +
1291 1291  )))
1292 1292  
1293 1293  (((
... ... @@ -1299,10 +1299,10 @@
1299 1299  )))
1300 1300  
1301 1301  * (((
1302 -Connect sensor’s output to DI1+
1523 +Connect sensor's output to DI1+
1303 1303  )))
1304 1304  * (((
1305 -Connect sensor’s GND DI1-.
1526 +Connect sensor's GND DI1-.
1306 1306  )))
1307 1307  
1308 1308  (((
... ... @@ -1319,6 +1319,8 @@
1319 1319  
1320 1320  (((
1321 1321  
1543 +
1544 +
1322 1322  )))
1323 1323  
1324 1324  (((
... ... @@ -1330,10 +1330,10 @@
1330 1330  )))
1331 1331  
1332 1332  * (((
1333 -Connect sensor’s output to DI1+ with a serial 50K resistor
1556 +Connect sensor's output to DI1+ with a serial 50K resistor
1334 1334  )))
1335 1335  * (((
1336 -Connect sensor’s GND DI1-.
1559 +Connect sensor's GND DI1-.
1337 1337  )))
1338 1338  
1339 1339  (((
... ... @@ -1352,6 +1352,7 @@
1352 1352  
1353 1353  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1354 1354  
1578 +
1355 1355  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1356 1356  
1357 1357  [[image:1653357531600-905.png]]
... ... @@ -1360,6 +1360,7 @@
1360 1360  
1361 1361  === 3.6.4 Analog Input Interface ===
1362 1362  
1587 +
1363 1363  The analog input interface is as below. The LT will measure the IN2 voltage so to calculate the current pass the Load. The formula is:
1364 1364  
1365 1365  
... ... @@ -1372,13 +1372,13 @@
1372 1372  We take the wind speed sensor as an example for reference only.
1373 1373  
1374 1374  
1375 -**Specifications of the wind speed sensor:**
1600 +(% style="color:blue" %)**Specifications of the wind speed sensor:**
1376 1376  
1377 -Red:  12~~24v
1602 +**Red:  12~~24v**
1378 1378  
1379 -Yellow:  4~~20mA
1604 +**Yellow:  4~~20mA**
1380 1380  
1381 -Black:  GND
1606 +**Black:  GND**
1382 1382  
1383 1383  
1384 1384  **Connection diagram:**
... ... @@ -1391,6 +1391,7 @@
1391 1391  
1392 1392  === 3.6.5 Relay Output ===
1393 1393  
1619 +
1394 1394  (((
1395 1395  The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device’s Power Line to in serial of RO1_1 and RO_2. Such as below:
1396 1396  )))
... ... @@ -1397,6 +1397,7 @@
1397 1397  
1398 1398  [[image:image-20220524100215-9.png]]
1399 1399  
1626 +
1400 1400  [[image:image-20220524100215-10.png||height="382" width="723"]]
1401 1401  
1402 1402  
... ... @@ -1403,6 +1403,7 @@
1403 1403  
1404 1404  == 3.7 LEDs Indicators ==
1405 1405  
1633 +
1406 1406  [[image:image-20220524100748-11.png]]
1407 1407  
1408 1408  
... ... @@ -1409,10 +1409,18 @@
1409 1409  
1410 1410  = 4. Use AT Command =
1411 1411  
1640 +
1412 1412  == 4.1 Access AT Command ==
1413 1413  
1643 +
1644 +(((
1414 1414  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.
1646 +)))
1415 1415  
1648 +(((
1649 +
1650 +)))
1651 +
1416 1416  [[image:1653358238933-385.png]]
1417 1417  
1418 1418  
... ... @@ -1440,7 +1440,7 @@
1440 1440  )))
1441 1441  
1442 1442  (((
1443 -AT+<CMD>=?       : Get the value
1679 +AT+<CMD>=?       :  Get the value
1444 1444  )))
1445 1445  
1446 1446  (((
... ... @@ -1468,11 +1468,11 @@
1468 1468  )))
1469 1469  
1470 1470  (((
1471 -AT+APPSKEY: Get or Set the Application Session Key
1707 +AT+APPSKEY:  Get or Set the Application Session Key
1472 1472  )))
1473 1473  
1474 1474  (((
1475 -AT+APPEUI: Get or Set the Application EUI
1711 +AT+APPEUI:  Get or Set the Application EUI
1476 1476  )))
1477 1477  
1478 1478  (((
... ... @@ -1484,7 +1484,7 @@
1484 1484  )))
1485 1485  
1486 1486  (((
1487 -AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1723 +AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1488 1488  )))
1489 1489  
1490 1490  (((
... ... @@ -1520,7 +1520,7 @@
1520 1520  )))
1521 1521  
1522 1522  (((
1523 -AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1759 +AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1524 1524  )))
1525 1525  
1526 1526  (((
... ... @@ -1564,7 +1564,7 @@
1564 1564  )))
1565 1565  
1566 1566  (((
1567 -AT+VER: Get current image version and Frequency Band
1803 +AT+VER:  Get current image version and Frequency Band
1568 1568  )))
1569 1569  
1570 1570  (((
... ... @@ -1572,7 +1572,7 @@
1572 1572  )))
1573 1573  
1574 1574  (((
1575 -AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1811 +AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1576 1576  )))
1577 1577  
1578 1578  (((
... ... @@ -1615,45 +1615,48 @@
1615 1615  
1616 1616  == 4.2 Common AT Command Sequence ==
1617 1617  
1854 +
1618 1618  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1619 1619  
1620 1620  (((
1621 1621  
1622 1622  
1623 -**If device has not joined network yet:**
1860 +(((
1861 +(% style="color:blue" %)**If device has not joined network yet:**
1624 1624  )))
1863 +)))
1625 1625  
1626 1626  (((
1627 -(% style="background-color:#dcdcdc" %)123456
1866 +(% style="background-color:#dcdcdc" %)**123456**
1628 1628  )))
1629 1629  
1630 1630  (((
1631 -(% style="background-color:#dcdcdc" %)AT+FDR
1870 +(% style="background-color:#dcdcdc" %)**AT+FDR**
1632 1632  )))
1633 1633  
1634 1634  (((
1635 -(% style="background-color:#dcdcdc" %)123456
1874 +(% style="background-color:#dcdcdc" %)**123456**
1636 1636  )))
1637 1637  
1638 1638  (((
1639 -(% style="background-color:#dcdcdc" %)AT+NJM=0
1878 +(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1640 1640  )))
1641 1641  
1642 1642  (((
1643 -(% style="background-color:#dcdcdc" %)ATZ
1882 +(% style="background-color:#dcdcdc" %)**ATZ**
1644 1644  )))
1645 1645  
1646 1646  
1647 1647  (((
1648 -**If device already joined network:**
1887 +(% style="color:blue" %)**If device already joined network:**
1649 1649  )))
1650 1650  
1651 1651  (((
1652 -(% style="background-color:#dcdcdc" %)AT+NJM=0
1891 +(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1653 1653  )))
1654 1654  
1655 1655  (((
1656 -(% style="background-color:#dcdcdc" %)ATZ
1895 +(% style="background-color:#dcdcdc" %)**ATZ**
1657 1657  )))
1658 1658  
1659 1659  
... ... @@ -1663,55 +1663,57 @@
1663 1663  (((
1664 1664  
1665 1665  
1666 -(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1905 +(((
1906 +(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
1667 1667  )))
1908 +)))
1668 1668  
1669 1669  (((
1670 -(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1911 +(% style="background-color:#dcdcdc" %)** AT+FDR**(%%)  ~/~/ Reset Parameters to Factory Default, Keys Reserve
1671 1671  )))
1672 1672  
1673 1673  (((
1674 -(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1915 +(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
1675 1675  )))
1676 1676  
1677 1677  (((
1678 -(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1919 +(% style="background-color:#dcdcdc" %)** AT+CLASS=C**(%%)  ~/~/ Set to work in CLASS C
1679 1679  )))
1680 1680  
1681 1681  (((
1682 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1923 +(% style="background-color:#dcdcdc" %)** AT+NJM=0**(%%)  ~/~/ Set to ABP mode
1683 1683  )))
1684 1684  
1685 1685  (((
1686 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1927 +(% style="background-color:#dcdcdc" %) **AT+ADR=0**(%%)  ~/~/ Set the Adaptive Data Rate Off
1687 1687  )))
1688 1688  
1689 1689  (((
1690 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1931 +(% style="background-color:#dcdcdc" %)** AT+DR=5**(%%)  ~/~/ Set Data Rate
1691 1691  )))
1692 1692  
1693 1693  (((
1694 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1935 +(% style="background-color:#dcdcdc" %)** AT+TDC=60000**(%%)  ~/~/ Set transmit interval to 60 seconds
1695 1695  )))
1696 1696  
1697 1697  (((
1698 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1939 +(% style="background-color:#dcdcdc" %)** AT+CHS=868400000**(%%)  ~/~/ Set transmit frequency to 868.4Mhz
1699 1699  )))
1700 1700  
1701 1701  (((
1702 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1943 +(% style="background-color:#dcdcdc" %)** AT+RX2FQ=868400000**(%%)  ~/~/ Set RX2Frequency to 868.4Mhz (according to the result from server)
1703 1703  )))
1704 1704  
1705 1705  (((
1706 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1947 +(% style="background-color:#dcdcdc" %)** AT+RX2DR=5**(%%)** ** ~/~/ Set RX2DR to match the downlink DR from server. see below
1707 1707  )))
1708 1708  
1709 1709  (((
1710 -(% 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.
1951 +(% 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.
1711 1711  )))
1712 1712  
1713 1713  (((
1714 -(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1955 +(% style="background-color:#dcdcdc" %)** ATZ**         (%%) ~/~/ Reset MCU
1715 1715  
1716 1716  
1717 1717  )))
... ... @@ -1721,10 +1721,16 @@
1721 1721  )))
1722 1722  
1723 1723  (((
1724 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1725 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1726 -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.
1727 -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
1965 +**~1. Make sure the device is set to ABP mode in the IoT Server.**
1966 +
1967 +**2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.**
1968 +
1969 +**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?
1970 +dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1971 +
1972 +**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**
1973 +
1974 +
1728 1728  )))
1729 1729  
1730 1730  (((
... ... @@ -1738,13 +1738,19 @@
1738 1738  
1739 1739  === 4.2.3 Change to Class A ===
1740 1740  
1741 -If sensor JOINED
1742 -(% style="background-color:#dcdcdc" %)AT+CLASS=A
1743 -ATZ
1744 1744  
1989 +(((
1990 +(% style="color:blue" %)If sensor JOINED:
1745 1745  
1992 +(% style="background-color:#dcdcdc" %)**AT+CLASS=A
1993 +ATZ**
1994 +)))
1995 +
1996 +
1997 +
1746 1746  = 5. FAQ =
1747 1747  
2000 +
1748 1748  == 5.1 How to upgrade the image? ==
1749 1749  
1750 1750  
... ... @@ -1761,14 +1761,18 @@
1761 1761  
1762 1762  (((
1763 1763  (% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1764 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
2017 +(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
1765 1765  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1766 1766  
1767 1767  
2021 +(((
1768 1768  (% style="color:blue" %)**For LT-22222-L**(%%):
1769 1769  Hold down the PRO button and then momentarily press the RST reset button and the (% style="color:red" %)**DO1 led**(%%) will change from OFF to ON. When (% style="color:red" %)**DO1 LED**(%%) is on, it means the device is in download mode.
1770 1770  )))
1771 1771  
2026 +
2027 +)))
2028 +
1772 1772   [[image:image-20220524103407-12.png]]
1773 1773  
1774 1774  [[image:image-20220524103429-13.png]]
... ... @@ -1778,6 +1778,7 @@
1778 1778  
1779 1779  (% style="color:red" %)**Notice**(%%): In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1780 1780  
2038 +
1781 1781  [[image:1653360054704-518.png||height="186" width="745"]]
1782 1782  
1783 1783  
... ... @@ -1786,6 +1786,8 @@
1786 1786  
1787 1787  
1788 1788  == 5.2 How to change the LoRa Frequency Bands/Region? ==
2047 +
2048 +
1789 1789  )))
1790 1790  )))
1791 1791  
... ... @@ -1796,7 +1796,10 @@
1796 1796  (((
1797 1797  
1798 1798  
2059 +
1799 1799  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2061 +
2062 +
1800 1800  )))
1801 1801  
1802 1802  (((
... ... @@ -1809,38 +1809,45 @@
1809 1809  (((
1810 1810  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1811 1811  
2075 +
1812 1812  
1813 1813  )))
1814 1814  )))
1815 1815  
1816 1816  (((
1817 -(% style="color:#4f81bd" %)**Step1**(%%): Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
2081 +(% style="color:blue" %)**Step1**(%%):  Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
2082 +
2083 +
1818 1818  )))
1819 1819  
1820 1820  (((
1821 1821  [[image:1653360231087-571.png||height="401" width="727"]]
2088 +
2089 +
1822 1822  )))
1823 1823  
1824 1824  (((
1825 -(% style="color:red" %)Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.
2093 +(% style="color:red" %)**Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.**
1826 1826  )))
1827 1827  
1828 1828  
2097 +
1829 1829  (((
1830 -(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
2099 +(% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
2100 +
2101 +
1831 1831  )))
1832 1832  
1833 1833  (((
1834 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1835 -(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
1836 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1837 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
1838 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
1839 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1840 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1841 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1842 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
1843 -(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
2105 +(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2106 +(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2107 +(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2108 +(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2109 +(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2110 +(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2111 +(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2112 +(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2113 +(% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
1844 1844  )))
1845 1845  
1846 1846  
... ... @@ -1851,16 +1851,21 @@
1851 1851  [[image:1653360498588-932.png||height="485" width="726"]]
1852 1852  
1853 1853  
2124 +
1854 1854  == 5.4 Can I see counting event in Serial? ==
1855 1855  
2127 +
1856 1856  (((
1857 -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.
2129 +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.
1858 1858  
1859 1859  
2132 +
1860 1860  == 5.5 Can i use point to point communication for LT-22222-L? ==
1861 1861  
1862 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1863 1863  
2136 +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]].
2137 +
2138 +
1864 1864  
1865 1865  )))
1866 1866  
... ... @@ -1867,6 +1867,7 @@
1867 1867  (((
1868 1868  == 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1869 1869  
2145 +
1870 1870  If the device is not shut down, but directly powered off.
1871 1871  
1872 1872  It will default that this is a power-off state.
... ... @@ -1876,12 +1876,27 @@
1876 1876  After restart, the status before power failure will be read from flash.
1877 1877  
1878 1878  
2155 +
2156 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2157 +
2158 +
2159 +LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2160 +
2161 +
2162 +[[image:image-20221006170630-1.png||height="610" width="945"]]
2163 +
2164 +
2165 +
1879 1879  = 6. Trouble Shooting =
2167 +
2168 +
1880 1880  )))
1881 1881  
1882 1882  (((
1883 1883  (((
1884 1884  == 6.1 Downlink doesn't work, how to solve it? ==
2174 +
2175 +
1885 1885  )))
1886 1886  )))
1887 1887  
... ... @@ -1892,7 +1892,10 @@
1892 1892  (((
1893 1893  
1894 1894  
2186 +
1895 1895  == 6.2 Have trouble to upload image. ==
2188 +
2189 +
1896 1896  )))
1897 1897  
1898 1898  (((
... ... @@ -1902,7 +1902,10 @@
1902 1902  (((
1903 1903  
1904 1904  
2199 +
1905 1905  == 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2201 +
2202 +
1906 1906  )))
1907 1907  
1908 1908  (((
... ... @@ -1910,6 +1910,7 @@
1910 1910  )))
1911 1911  
1912 1912  
2210 +
1913 1913  = 7. Order Info =
1914 1914  
1915 1915  
... ... @@ -1927,7 +1927,6 @@
1927 1927  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
1928 1928  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
1929 1929  
1930 -
1931 1931  = 8. Packing Info =
1932 1932  
1933 1933  
... ... @@ -1945,19 +1945,23 @@
1945 1945  * Package Size / pcs : 14.5 x 8 x 5 cm
1946 1946  * Weight / pcs : 170g
1947 1947  
1948 -
1949 1949  = 9. Support =
1950 1950  
2247 +
1951 1951  * (((
1952 1952  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.
1953 1953  )))
1954 1954  * (((
1955 1955  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]]
2253 +
2254 +
2255 +
2256 +
1956 1956  )))
1957 1957  
1958 1958  = 10. Reference​​​​​ =
1959 1959  
2261 +
1960 1960  * 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]]
1961 -* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
1962 -* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2263 +* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
1963 1963  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
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