Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 83.5 >
edited by Xiaoling
on 2022/06/29 17:24
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
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  * (((
... ... @@ -166,14 +166,16 @@
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
... ... @@ -180,8 +180,11 @@
180 180  * Counting
181 181  
182 182  
190 +
191 +
183 183  == 1.4  Applications ==
184 184  
194 +
185 185  * Smart Buildings & Home Automation
186 186  * Logistics and Supply Chain Management
187 187  * Smart Metering
... ... @@ -190,8 +190,11 @@
190 190  * Smart Factory
191 191  
192 192  
203 +
204 +
193 193  == 1.5 Hardware Variants ==
194 194  
207 +
195 195  (% border="1" style="background-color:#f7faff; width:500px" %)
196 196  |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
197 197  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
... ... @@ -204,12 +204,19 @@
204 204  )))
205 205  
206 206  
220 +
221 +
207 207  = 2. Power ON Device =
208 208  
224 +
225 +(((
209 209  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 +)))
210 210  
211 211  (((
212 212  PWR will on when device is properly powered.
231 +
232 +
213 213  )))
214 214  
215 215  [[image:1653297104069-180.png]]
... ... @@ -218,8 +218,10 @@
218 218  
219 219  = 3. Operation Mode =
220 220  
241 +
221 221  == 3.1 How it works? ==
222 222  
244 +
223 223  (((
224 224  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. 
225 225  )))
... ... @@ -229,10 +229,14 @@
229 229  )))
230 230  
231 231  
254 +
232 232  == 3.2 Example to join LoRaWAN network ==
233 233  
257 +
234 234  (((
235 235  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 +
236 236  )))
237 237  
238 238  [[image:image-20220523172350-1.png||height="266" width="864"]]
... ... @@ -240,6 +240,8 @@
240 240  
241 241  (((
242 242  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 +
243 243  )))
244 244  
245 245  (((
... ... @@ -255,18 +255,21 @@
255 255  
256 256  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
257 257  
258 -Add APP EUI in the application.
286 +**Add APP EUI in the application.**
259 259  
260 260  [[image:1653297955910-247.png||height="321" width="716"]]
261 261  
262 262  
263 -Add APP KEY and DEV EUI
291 +**Add APP KEY and DEV EUI**
264 264  
265 265  [[image:1653298023685-319.png]]
266 266  
267 267  
296 +
268 268  (((
269 269  (% 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 +
270 270  )))
271 271  
272 272  [[image:1653298044601-602.png||height="405" width="709"]]
... ... @@ -275,20 +275,25 @@
275 275  
276 276  == 3.3 Uplink Payload ==
277 277  
309 +
278 278  There are five working modes + one interrupt mode on LT for different type application:
279 279  
280 -* **(% style="color:blue" %)MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
281 -* **(% style="color:blue" %)MOD2**(%%): Double DI Counting + DO + RO
282 -* **(% style="color:blue" %)MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
283 -* **(% style="color:blue" %)MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
284 -* **(% style="color:blue" %)MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
285 -* **(% style="color:blue" %)ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
312 +* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
313 +* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
314 +* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
315 +* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
316 +* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
317 +* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
286 286  
287 287  
288 288  
321 +
289 289  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
290 290  
324 +
325 +(((
291 291  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
327 +)))
292 292  
293 293  [[image:image-20220523174024-3.png]]
294 294  
... ... @@ -304,7 +304,7 @@
304 304  * DI is for digital input. DIx=1: high or float, DIx=0: low.
305 305  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
306 306  
307 -(% 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**
308 308  
309 309  For example if payload is: [[image:image-20220523175847-2.png]]
310 310  
... ... @@ -339,10 +339,15 @@
339 339  ** DO1 is high in case there is load between DO1 and V+.
340 340  ** DO1 LED is off in both case
341 341  
378 +
379 +
380 +
342 342  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
343 343  
344 344  
384 +(((
345 345  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
386 +)))
346 346  
347 347  (((
348 348  Total : 11 bytes payload
... ... @@ -362,7 +362,7 @@
362 362  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
363 363  
364 364  (((
365 -(% 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.**
366 366  )))
367 367  
368 368  (((
... ... @@ -374,16 +374,22 @@
374 374  (% class="box infomessage" %)
375 375  (((
376 376  (((
418 +(((
377 377  **AT+MOD=2**
420 +)))
378 378  
422 +(((
379 379  **ATZ**
380 380  )))
381 381  )))
426 +)))
382 382  
383 383  (((
384 384  
385 385  
386 386  (% style="color:#4f81bd" %)**AT Commands for counting:**
432 +
433 +
387 387  )))
388 388  
389 389  (((
... ... @@ -407,11 +407,14 @@
407 407  
408 408  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
409 409  
457 +
410 410  **LT22222-L**: This mode the DI1 is used as a counting pin.
411 411  
412 412  [[image:image-20220523181246-5.png]]
413 413  
414 414  (((
463 +
464 +
415 415  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
416 416  )))
417 417  
... ... @@ -422,9 +422,10 @@
422 422  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
423 423  
424 424  (((
425 -(% 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.**
426 426  )))
427 427  
478 +
428 428  (((
429 429  **To use counting mode, please run:**
430 430  )))
... ... @@ -432,11 +432,15 @@
432 432  (% class="box infomessage" %)
433 433  (((
434 434  (((
486 +(((
435 435  **AT+MOD=3**
488 +)))
436 436  
490 +(((
437 437  **ATZ**
438 438  )))
439 439  )))
494 +)))
440 440  
441 441  (((
442 442  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -447,9 +447,13 @@
447 447  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
448 448  
449 449  
505 +(((
450 450  **LT22222-L**: This mode the DI1 is used as a counting pin.
507 +)))
451 451  
509 +(((
452 452  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 +)))
453 453  
454 454  [[image:image-20220523181903-8.png]]
455 455  
... ... @@ -465,7 +465,7 @@
465 465  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
466 466  
467 467  (((
468 -(% 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.**
469 469  )))
470 470  
471 471  (((
... ... @@ -477,14 +477,17 @@
477 477  (% class="box infomessage" %)
478 478  (((
479 479  (((
539 +(((
480 480  **AT+MOD=4**
541 +)))
481 481  
543 +(((
482 482  **ATZ**
483 483  )))
484 484  )))
547 +)))
485 485  
486 486  
487 -
488 488  (((
489 489  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
490 490  )))
... ... @@ -526,7 +526,7 @@
526 526  )))
527 527  
528 528  (((
529 -(% 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.**
530 530  )))
531 531  
532 532  (((
... ... @@ -538,11 +538,15 @@
538 538  (% class="box infomessage" %)
539 539  (((
540 540  (((
603 +(((
541 541  **AT+MOD=5**
605 +)))
542 542  
607 +(((
543 543  **ATZ**
544 544  )))
545 545  )))
611 +)))
546 546  
547 547  (((
548 548  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -557,8 +557,8 @@
557 557  
558 558  For example, if user has configured below commands:
559 559  
560 -* **AT+MOD=1 ** **~-~->** The normal working mode
561 -* **AT+ADDMOD6=1**   **~-~->** Enable trigger
626 +* **AT+MOD=1 ** **~-~->**  The normal working mode
627 +* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
562 562  
563 563  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
564 564  
... ... @@ -567,10 +567,12 @@
567 567  
568 568  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
569 569  
636 +
570 570  (% style="color:#4f81bd" %)**Trigger base on voltage**:
571 571  
572 572  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
573 573  
641 +
574 574  **Example:**
575 575  
576 576  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)
... ... @@ -583,6 +583,7 @@
583 583  
584 584  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
585 585  
654 +
586 586  **Example:**
587 587  
588 588  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
... ... @@ -601,6 +601,7 @@
601 601  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
602 602  
603 603  
673 +
604 604  (% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
605 605  
606 606  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
... ... @@ -649,6 +649,7 @@
649 649  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
650 650  
651 651  
722 +
652 652  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
653 653  
654 654  [[image:image-20220524090249-3.png]]
... ... @@ -660,6 +660,7 @@
660 660  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
661 661  
662 662  
734 +
663 663  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
664 664  
665 665  [[image:image-20220524090456-4.png]]
... ... @@ -673,6 +673,7 @@
673 673  00000101: Means both DI1 and DI2 trigger are enabled.
674 674  
675 675  
748 +
676 676  (% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
677 677  
678 678  Downlink command to poll MOD6 status:
... ... @@ -688,39 +688,50 @@
688 688  (((
689 689  
690 690  
691 -**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/]]
692 -
693 -
764 +**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/github.com/dragino/dragino-end-node-decoder>>https://github.com/dragino/dragino-end-node-decoder]]
694 694  )))
695 695  
696 696  
768 +
697 697  == 3.4 ​Configure LT via AT or Downlink ==
698 698  
771 +
772 +(((
699 699  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
774 +)))
700 700  
701 701  (((
777 +(((
702 702  There are two kinds of Commands:
703 703  )))
780 +)))
704 704  
705 -* (% 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]]
706 706  
707 -* (% 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:
708 708  
786 +
787 +
709 709  === 3.4.1 Common Commands ===
710 710  
790 +
791 +(((
711 711  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 +)))
712 712  
713 713  
714 714  
715 715  === 3.4.2 Sensor related commands ===
716 716  
799 +
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
... ... @@ -761,28 +761,31 @@
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  
769 769  
857 +
770 770  ==== 3.4.2.4 Enable Trigger Mode ====
771 771  
860 +
772 772  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
773 773  
774 774  * (% style="color:#037691" %)**AT Command:**
775 775  
776 -**AT+ADDMOD6=1 or 0**
865 +**(% style="color:blue" %)AT+ADDMOD6=1 or 0**
777 777  
778 -1: Enable Trigger Mode
867 +**(% style="color:red" %)1:** Enable Trigger Mode
779 779  
780 -0: Disable Trigger Mode
869 +**(% style="color:red" %)0: **Disable Trigger Mode
781 781  
782 782  
783 783  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
784 784  
785 -**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
874 +**(% style="color:blue" %)0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
786 786  
787 787  
788 788  
... ... @@ -789,6 +789,7 @@
789 789  
790 790  ==== 3.4.2.5 Poll trigger settings ====
791 791  
881 +
792 792  Poll trigger settings,
793 793  
794 794  * (% style="color:#037691" %)**AT Command:**
... ... @@ -798,7 +798,7 @@
798 798  
799 799  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
800 800  
801 -**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
802 802  
803 803  
804 804  
... ... @@ -805,6 +805,7 @@
805 805  
806 806  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
807 807  
898 +
808 808  Enable Disable DI1/DI2/DI2 as trigger,
809 809  
810 810  * (% style="color:#037691" %)**AT Command:**
... ... @@ -818,7 +818,7 @@
818 818  
819 819  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
820 820  
821 -**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
912 +**(% style="color:blue" %)0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
822 822  
823 823  
824 824  
... ... @@ -825,15 +825,16 @@
825 825  
826 826  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
827 827  
919 +
828 828  Set DI1 or DI3(for LT-33222-L) trigger.
829 829  
830 830  * (% style="color:#037691" %)**AT Command:**
831 831  
832 -**AT+TRIG1=a,b**
924 +**(% style="color:blue" %)AT+TRIG1=a,b**
833 833  
834 -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).
835 835  
836 -b : delay timing.
928 +**(% style="color:red" %)b :** (%%)delay timing.
837 837  
838 838  
839 839  **Example:**
... ... @@ -842,20 +842,24 @@
842 842  
843 843  
844 844  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
845 -* **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)
846 846  
939 +
940 +
941 +
847 847  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
848 848  
944 +
849 849  Set DI2 trigger.
850 850  
851 851  * (% style="color:#037691" %)**AT Command:**
852 852  
853 -**AT+TRIG2=a,b**
949 +**(% style="color:blue" %)AT+TRIG2=a,b**
854 854  
855 855  
856 -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).
857 857  
858 -b : delay timing.
954 +**(% style="color:red" %)b :** (%%)delay timing.
859 859  
860 860  
861 861  **Example:**
... ... @@ -865,7 +865,7 @@
865 865  
866 866  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
867 867  
868 -**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)
869 869  
870 870  
871 871  
... ... @@ -872,16 +872,17 @@
872 872  
873 873  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
874 874  
971 +
875 875  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
876 876  
877 877  * (% style="color:#037691" %)**AT Command**
878 878  
879 -**AT+ACLIM**
976 +**(% style="color:blue" %)AT+ACLIM**
880 880  
881 881  
882 882  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
883 883  
884 -**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"]]
885 885  
886 886  
887 887  
... ... @@ -888,16 +888,17 @@
888 888  
889 889  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
890 890  
988 +
891 891  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
892 892  
893 893  * (% style="color:#037691" %)**AT Command**
894 894  
895 -**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
993 +**(% style="color:blue" %)AT+AVLIM  (%%) See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
896 896  
897 897  
898 898  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
899 899  
900 -**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"]]
901 901  
902 902  
903 903  
... ... @@ -904,27 +904,30 @@
904 904  
905 905  ==== 3.4.2.11 Trigger – Set minimum interval ====
906 906  
1005 +
907 907  Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
908 908  
909 909  * (% style="color:#037691" %)**AT Command**
910 910  
911 -**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.
912 912  
913 913  
914 914  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
915 915  
916 -**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)
917 917  
918 918  (((
919 919  
920 920  
921 -(% style="color:red" %)Note: ATDC setting must be more than 5min
1020 +(% style="color:red" %)**Note: ATDC setting must be more than 5min**
922 922  )))
923 923  
924 924  
925 925  
1025 +
926 926  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
927 927  
1028 +
928 928  * (% style="color:#037691" %)**AT Command**
929 929  
930 930  There is no AT Command to control Digital Output
... ... @@ -931,7 +931,7 @@
931 931  
932 932  
933 933  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
934 -* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
1035 +* **(% style="color:blue" %)0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
935 935  
936 936  (((
937 937  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
... ... @@ -944,11 +944,11 @@
944 944  [[image:image-20220524092754-5.png]]
945 945  
946 946  (((
947 -(% 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.**
948 948  )))
949 949  
950 950  (((
951 -(% 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.**
952 952  )))
953 953  
954 954  
... ... @@ -956,6 +956,7 @@
956 956  
957 957  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
958 958  
1060 +
959 959  * (% style="color:#037691" %)**AT Command**
960 960  
961 961  There is no AT Command to control Digital Output
... ... @@ -963,7 +963,7 @@
963 963  
964 964  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
965 965  
966 -**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
967 967  
968 968  
969 969  This is to control the digital output time of DO pin. Include four bytes:
... ... @@ -992,11 +992,11 @@
992 992  [[image:image-20220524093351-8.png]]
993 993  
994 994  
995 -(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1097 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
996 996  
997 997   Latching time. Unit: ms
998 998  
999 -Device will upload a packet if downlink code executes successfully.
1101 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1000 1000  
1001 1001  
1002 1002  **Example payload:**
... ... @@ -1022,6 +1022,7 @@
1022 1022  
1023 1023  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1024 1024  
1127 +
1025 1025  * (% style="color:#037691" %)**AT Command:**
1026 1026  
1027 1027  There is no AT Command to control Relay Output
... ... @@ -1029,7 +1029,7 @@
1029 1029  
1030 1030  * (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1031 1031  
1032 -**0x03 aa bb     **~/~/ Set RO1/RO2 output
1135 +**(% style="color:blue" %)0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
1033 1033  
1034 1034  
1035 1035  (((
... ... @@ -1044,7 +1044,7 @@
1044 1044  [[image:image-20220524093724-9.png]]
1045 1045  )))
1046 1046  
1047 -Device will upload a packet if downlink code executes successfully.
1150 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1048 1048  
1049 1049  
1050 1050  
... ... @@ -1051,6 +1051,7 @@
1051 1051  
1052 1052  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1053 1053  
1157 +
1054 1054  * (% style="color:#037691" %)**AT Command:**
1055 1055  
1056 1056  There is no AT Command to control Relay Output
... ... @@ -1058,7 +1058,7 @@
1058 1058  
1059 1059  * (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1060 1060  
1061 -**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
1062 1062  
1063 1063  
1064 1064  This is to control the relay output time of relay. Include four bytes:
... ... @@ -1074,47 +1074,47 @@
1074 1074  
1075 1075  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1076 1076  
1077 -[[image:image-20220524093831-10.png]]
1181 +[[image:image-20221008095908-1.png||height="364" width="564"]]
1078 1078  
1079 1079  
1080 -(% 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
1081 1081  
1082 -Device will upload a packet if downlink code executes successfully.
1186 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1083 1083  
1084 1084  
1085 1085  **Example payload:**
1086 1086  
1087 -**~1. 05 01 11 07 D0**
1191 +**~1. 05 01 11 07 D**
1088 1088  
1089 -Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1193 +Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1090 1090  
1091 1091  **2. 05 01 10 07 D0**
1092 1092  
1093 -Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1197 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state.
1094 1094  
1095 1095  **3. 05 00 01 07 D0**
1096 1096  
1097 -Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1201 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO.
1098 1098  
1099 1099  **4. 05 00 00 07 D0**
1100 1100  
1101 -Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1205 +Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC.
1102 1102  
1103 1103  
1104 1104  
1105 -
1106 1106  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1107 1107  
1211 +
1108 1108  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1109 1109  
1110 1110  * (% style="color:#037691" %)**AT Command:**
1111 1111  
1112 -**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1216 +**(% style="color:blue" %)AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1113 1113  
1114 1114  
1115 1115  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1116 1116  
1117 -**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
1118 1118  
1119 1119  
1120 1120  
... ... @@ -1121,22 +1121,19 @@
1121 1121  
1122 1122  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1123 1123  
1228 +
1124 1124  * (% style="color:#037691" %)**AT Command:**
1125 1125  
1126 -**AT+SETCNT=aa,(bb cc dd ee) **
1231 +**(% style="color:blue" %)AT+SETCNT=aa,(bb cc dd ee) **
1127 1127  
1128 -aa: 1: Set count1,
1233 +**(% style="color:red" %)aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1129 1129  
1130 -2: Set count2,
1235 +**(% style="color:red" %)bb cc dd ee: **(%%)number to be set
1131 1131  
1132 -3: Set AV1 count
1133 1133  
1134 -Bb cc dd ee: number to be set
1135 -
1136 -
1137 1137  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1138 1138  
1139 -**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)
1140 1140  
1141 1141  
1142 1142  
... ... @@ -1143,16 +1143,17 @@
1143 1143  
1144 1144  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1145 1145  
1247 +
1146 1146  Clear counting for counting mode
1147 1147  
1148 1148  * (% style="color:#037691" %)**AT Command:**
1149 1149  
1150 -**AT+CLRCOUNT ** ~/~/ clear all counting
1252 +**(% style="color:blue" %)AT+CLRCOUNT **(%%) ~/~/ clear all counting
1151 1151  
1152 1152  
1153 1153  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1154 1154  
1155 -**0x A6 01    ** ~/~/ clear all counting
1257 +**(% style="color:blue" %)0x A6 01    ** (%%)~/~/ clear all counting
1156 1156  
1157 1157  
1158 1158  
... ... @@ -1159,25 +1159,137 @@
1159 1159  
1160 1160  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1161 1161  
1264 +
1162 1162  * (% style="color:#037691" %)**AT Command:**
1163 1163  
1164 -**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)
1165 1165  
1166 1166  
1167 1167  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1168 1168  
1169 -**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,
1170 1170  
1171 1171  (((
1172 1172  range: aa bb cc:0 to 16777215,  (unit:second)
1276 +)))
1173 1173  
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 +
1174 1174  
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 +
1175 1175  )))
1176 1176  
1384 +**Example：**
1177 1177  
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"]]
1178 1178  
1388 +
1389 +
1390 +)))
1391 +
1179 1179  == 3.5 Integrate with Mydevice ==
1180 1180  
1394 +
1181 1181  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:
1182 1182  
1183 1183  (((
... ... @@ -1186,14 +1186,15 @@
1186 1186  
1187 1187  (((
1188 1188  (% 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 +
1189 1189  )))
1190 1190  
1191 -[[image:1653356737703-362.png||height="232" width="732"]]
1407 +[[image:image-20220719105525-1.png||height="377" width="677"]]
1192 1192  
1193 -[[image:image-20220524094641-11.png||height="390" width="723"]]
1194 1194  
1195 1195  
1196 -[[image:image-20220524094641-12.png||height="402" width="718"]]
1411 +[[image:image-20220719110247-2.png||height="388" width="683"]]
1197 1197  
1198 1198  
1199 1199  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
... ... @@ -1226,8 +1226,10 @@
1226 1226  
1227 1227  == 3.6 Interface Detail ==
1228 1228  
1444 +
1229 1229  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1230 1230  
1447 +
1231 1231  Support NPN Type sensor
1232 1232  
1233 1233  [[image:1653356991268-289.png]]
... ... @@ -1236,6 +1236,7 @@
1236 1236  
1237 1237  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1238 1238  
1456 +
1239 1239  (((
1240 1240  The DI port of LT-22222-L can support NPN or PNP output sensor.
1241 1241  )))
... ... @@ -1242,7 +1242,9 @@
1242 1242  
1243 1243  (((
1244 1244  (((
1245 -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 +
1246 1246  )))
1247 1247  )))
1248 1248  
... ... @@ -1267,10 +1267,10 @@
1267 1267  )))
1268 1268  
1269 1269  * (((
1270 -Connect sensor’s output to DI1-
1490 +Connect sensor's output to DI1-
1271 1271  )))
1272 1272  * (((
1273 -Connect sensor’s VCC to DI1+.
1493 +Connect sensor's VCC to DI1+.
1274 1274  )))
1275 1275  
1276 1276  (((
... ... @@ -1278,15 +1278,17 @@
1278 1278  )))
1279 1279  
1280 1280  (((
1281 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1501 +[[image:1653968155772-850.png||height="23" width="19"]]**= DI1**+** / 1K.**
1282 1282  )))
1283 1283  
1284 1284  (((
1285 -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.
1286 1286  )))
1287 1287  
1288 1288  (((
1289 1289  
1510 +
1511 +
1290 1290  )))
1291 1291  
1292 1292  (((
... ... @@ -1298,10 +1298,10 @@
1298 1298  )))
1299 1299  
1300 1300  * (((
1301 -Connect sensor’s output to DI1+
1523 +Connect sensor's output to DI1+
1302 1302  )))
1303 1303  * (((
1304 -Connect sensor’s GND DI1-.
1526 +Connect sensor's GND DI1-.
1305 1305  )))
1306 1306  
1307 1307  (((
... ... @@ -1318,6 +1318,8 @@
1318 1318  
1319 1319  (((
1320 1320  
1543 +
1544 +
1321 1321  )))
1322 1322  
1323 1323  (((
... ... @@ -1329,10 +1329,10 @@
1329 1329  )))
1330 1330  
1331 1331  * (((
1332 -Connect sensor’s output to DI1+ with a serial 50K resistor
1556 +Connect sensor's output to DI1+ with a serial 50K resistor
1333 1333  )))
1334 1334  * (((
1335 -Connect sensor’s GND DI1-.
1559 +Connect sensor's GND DI1-.
1336 1336  )))
1337 1337  
1338 1338  (((
... ... @@ -1351,6 +1351,7 @@
1351 1351  
1352 1352  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1353 1353  
1578 +
1354 1354  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1355 1355  
1356 1356  [[image:1653357531600-905.png]]
... ... @@ -1359,6 +1359,7 @@
1359 1359  
1360 1360  === 3.6.4 Analog Input Interface ===
1361 1361  
1587 +
1362 1362  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:
1363 1363  
1364 1364  
... ... @@ -1371,13 +1371,13 @@
1371 1371  We take the wind speed sensor as an example for reference only.
1372 1372  
1373 1373  
1374 -**Specifications of the wind speed sensor:**
1600 +(% style="color:blue" %)**Specifications of the wind speed sensor:**
1375 1375  
1376 -Red:  12~~24v
1602 +**Red:  12~~24v**
1377 1377  
1378 -Yellow:  4~~20mA
1604 +**Yellow:  4~~20mA**
1379 1379  
1380 -Black:  GND
1606 +**Black:  GND**
1381 1381  
1382 1382  
1383 1383  **Connection diagram:**
... ... @@ -1390,6 +1390,7 @@
1390 1390  
1391 1391  === 3.6.5 Relay Output ===
1392 1392  
1619 +
1393 1393  (((
1394 1394  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:
1395 1395  )))
... ... @@ -1396,6 +1396,7 @@
1396 1396  
1397 1397  [[image:image-20220524100215-9.png]]
1398 1398  
1626 +
1399 1399  [[image:image-20220524100215-10.png||height="382" width="723"]]
1400 1400  
1401 1401  
... ... @@ -1402,6 +1402,7 @@
1402 1402  
1403 1403  == 3.7 LEDs Indicators ==
1404 1404  
1633 +
1405 1405  [[image:image-20220524100748-11.png]]
1406 1406  
1407 1407  
... ... @@ -1408,10 +1408,18 @@
1408 1408  
1409 1409  = 4. Use AT Command =
1410 1410  
1640 +
1411 1411  == 4.1 Access AT Command ==
1412 1412  
1643 +
1644 +(((
1413 1413  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 +)))
1414 1414  
1648 +(((
1649 +
1650 +)))
1651 +
1415 1415  [[image:1653358238933-385.png]]
1416 1416  
1417 1417  
... ... @@ -1439,7 +1439,7 @@
1439 1439  )))
1440 1440  
1441 1441  (((
1442 -AT+<CMD>=?       : Get the value
1679 +AT+<CMD>=?       :  Get the value
1443 1443  )))
1444 1444  
1445 1445  (((
... ... @@ -1467,11 +1467,11 @@
1467 1467  )))
1468 1468  
1469 1469  (((
1470 -AT+APPSKEY: Get or Set the Application Session Key
1707 +AT+APPSKEY:  Get or Set the Application Session Key
1471 1471  )))
1472 1472  
1473 1473  (((
1474 -AT+APPEUI: Get or Set the Application EUI
1711 +AT+APPEUI:  Get or Set the Application EUI
1475 1475  )))
1476 1476  
1477 1477  (((
... ... @@ -1483,7 +1483,7 @@
1483 1483  )))
1484 1484  
1485 1485  (((
1486 -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)  
1487 1487  )))
1488 1488  
1489 1489  (((
... ... @@ -1519,7 +1519,7 @@
1519 1519  )))
1520 1520  
1521 1521  (((
1522 -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)
1523 1523  )))
1524 1524  
1525 1525  (((
... ... @@ -1563,7 +1563,7 @@
1563 1563  )))
1564 1564  
1565 1565  (((
1566 -AT+VER: Get current image version and Frequency Band
1803 +AT+VER:  Get current image version and Frequency Band
1567 1567  )))
1568 1568  
1569 1569  (((
... ... @@ -1571,7 +1571,7 @@
1571 1571  )))
1572 1572  
1573 1573  (((
1574 -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)
1575 1575  )))
1576 1576  
1577 1577  (((
... ... @@ -1614,45 +1614,48 @@
1614 1614  
1615 1615  == 4.2 Common AT Command Sequence ==
1616 1616  
1854 +
1617 1617  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1618 1618  
1619 1619  (((
1620 1620  
1621 1621  
1622 -**If device has not joined network yet:**
1860 +(((
1861 +(% style="color:blue" %)**If device has not joined network yet:**
1623 1623  )))
1863 +)))
1624 1624  
1625 1625  (((
1626 -(% style="background-color:#dcdcdc" %)123456
1866 +(% style="background-color:#dcdcdc" %)**123456**
1627 1627  )))
1628 1628  
1629 1629  (((
1630 -(% style="background-color:#dcdcdc" %)AT+FDR
1870 +(% style="background-color:#dcdcdc" %)**AT+FDR**
1631 1631  )))
1632 1632  
1633 1633  (((
1634 -(% style="background-color:#dcdcdc" %)123456
1874 +(% style="background-color:#dcdcdc" %)**123456**
1635 1635  )))
1636 1636  
1637 1637  (((
1638 -(% style="background-color:#dcdcdc" %)AT+NJM=0
1878 +(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1639 1639  )))
1640 1640  
1641 1641  (((
1642 -(% style="background-color:#dcdcdc" %)ATZ
1882 +(% style="background-color:#dcdcdc" %)**ATZ**
1643 1643  )))
1644 1644  
1645 1645  
1646 1646  (((
1647 -**If device already joined network:**
1887 +(% style="color:blue" %)**If device already joined network:**
1648 1648  )))
1649 1649  
1650 1650  (((
1651 -(% style="background-color:#dcdcdc" %)AT+NJM=0
1891 +(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1652 1652  )))
1653 1653  
1654 1654  (((
1655 -(% style="background-color:#dcdcdc" %)ATZ
1895 +(% style="background-color:#dcdcdc" %)**ATZ**
1656 1656  )))
1657 1657  
1658 1658  
... ... @@ -1662,55 +1662,57 @@
1662 1662  (((
1663 1663  
1664 1664  
1665 -(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1905 +(((
1906 +(% style="background-color:#dcdcdc" %)**123456**(%%)  ~/~/ Enter Password to have AT access.
1666 1666  )))
1908 +)))
1667 1667  
1668 1668  (((
1669 -(% 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
1670 1670  )))
1671 1671  
1672 1672  (((
1673 -(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1915 +(% style="background-color:#dcdcdc" %)** 123456**(%%)  ~/~/ Enter Password to have AT access.
1674 1674  )))
1675 1675  
1676 1676  (((
1677 -(% 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
1678 1678  )))
1679 1679  
1680 1680  (((
1681 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1923 +(% style="background-color:#dcdcdc" %)** AT+NJM=0**(%%)  ~/~/ Set to ABP mode
1682 1682  )))
1683 1683  
1684 1684  (((
1685 -(% 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
1686 1686  )))
1687 1687  
1688 1688  (((
1689 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1931 +(% style="background-color:#dcdcdc" %)** AT+DR=5**(%%)  ~/~/ Set Data Rate
1690 1690  )))
1691 1691  
1692 1692  (((
1693 -(% 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
1694 1694  )))
1695 1695  
1696 1696  (((
1697 -(% 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
1698 1698  )))
1699 1699  
1700 1700  (((
1701 -(% 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)
1702 1702  )))
1703 1703  
1704 1704  (((
1705 -(% 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
1706 1706  )))
1707 1707  
1708 1708  (((
1709 -(% 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.
1710 1710  )))
1711 1711  
1712 1712  (((
1713 -(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1955 +(% style="background-color:#dcdcdc" %)** ATZ**         (%%) ~/~/ Reset MCU
1714 1714  
1715 1715  
1716 1716  )))
... ... @@ -1720,10 +1720,16 @@
1720 1720  )))
1721 1721  
1722 1722  (((
1723 -(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1724 -2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1725 -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.
1726 -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 +
1727 1727  )))
1728 1728  
1729 1729  (((
... ... @@ -1737,13 +1737,19 @@
1737 1737  
1738 1738  === 4.2.3 Change to Class A ===
1739 1739  
1740 -If sensor JOINED
1741 -(% style="background-color:#dcdcdc" %)AT+CLASS=A
1742 -ATZ
1743 1743  
1989 +(((
1990 +(% style="color:blue" %)If sensor JOINED:
1744 1744  
1992 +(% style="background-color:#dcdcdc" %)**AT+CLASS=A
1993 +ATZ**
1994 +)))
1995 +
1996 +
1997 +
1745 1745  = 5. FAQ =
1746 1746  
2000 +
1747 1747  == 5.1 How to upgrade the image? ==
1748 1748  
1749 1749  
... ... @@ -1760,14 +1760,18 @@
1760 1760  
1761 1761  (((
1762 1762  (% 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]].
1763 -(% 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]].
1764 1764  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1765 1765  
1766 1766  
2021 +(((
1767 1767  (% style="color:blue" %)**For LT-22222-L**(%%):
1768 -Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode.
2023 +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.
1769 1769  )))
1770 1770  
2026 +
2027 +)))
2028 +
1771 1771   [[image:image-20220524103407-12.png]]
1772 1772  
1773 1773  [[image:image-20220524103429-13.png]]
... ... @@ -1777,6 +1777,7 @@
1777 1777  
1778 1778  (% 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:
1779 1779  
2038 +
1780 1780  [[image:1653360054704-518.png||height="186" width="745"]]
1781 1781  
1782 1782  
... ... @@ -1785,6 +1785,8 @@
1785 1785  
1786 1786  
1787 1787  == 5.2 How to change the LoRa Frequency Bands/Region? ==
2047 +
2048 +
1788 1788  )))
1789 1789  )))
1790 1790  
... ... @@ -1795,7 +1795,10 @@
1795 1795  (((
1796 1796  
1797 1797  
2059 +
1798 1798  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2061 +
2062 +
1799 1799  )))
1800 1800  
1801 1801  (((
... ... @@ -1808,38 +1808,45 @@
1808 1808  (((
1809 1809  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1810 1810  
2075 +
1811 1811  
1812 1812  )))
1813 1813  )))
1814 1814  
1815 1815  (((
1816 -(% 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 +
1817 1817  )))
1818 1818  
1819 1819  (((
1820 1820  [[image:1653360231087-571.png||height="401" width="727"]]
2088 +
2089 +
1821 1821  )))
1822 1822  
1823 1823  (((
1824 -(% 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.**
1825 1825  )))
1826 1826  
1827 1827  
2097 +
1828 1828  (((
1829 -(% 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 +
1830 1830  )))
1831 1831  
1832 1832  (((
1833 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1834 -(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
1835 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1836 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
1837 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
1838 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1839 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1840 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1841 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
1842 -(% 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
1843 1843  )))
1844 1844  
1845 1845  
... ... @@ -1850,16 +1850,21 @@
1850 1850  [[image:1653360498588-932.png||height="485" width="726"]]
1851 1851  
1852 1852  
2124 +
1853 1853  == 5.4 Can I see counting event in Serial? ==
1854 1854  
2127 +
1855 1855  (((
1856 -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.
1857 1857  
1858 1858  
2132 +
1859 1859  == 5.5 Can i use point to point communication for LT-22222-L? ==
1860 1860  
1861 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1862 1862  
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 +
1863 1863  
1864 1864  )))
1865 1865  
... ... @@ -1866,6 +1866,7 @@
1866 1866  (((
1867 1867  == 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1868 1868  
2145 +
1869 1869  If the device is not shut down, but directly powered off.
1870 1870  
1871 1871  It will default that this is a power-off state.
... ... @@ -1875,12 +1875,27 @@
1875 1875  After restart, the status before power failure will be read from flash.
1876 1876  
1877 1877  
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 +
1878 1878  = 6. Trouble Shooting =
2167 +
2168 +
1879 1879  )))
1880 1880  
1881 1881  (((
1882 1882  (((
1883 -== 6.1 Downlink doesn’t work, how to solve it? ==
2173 +== 6.1 Downlink doesn't work, how to solve it? ==
2174 +
2175 +
1884 1884  )))
1885 1885  )))
1886 1886  
... ... @@ -1891,7 +1891,10 @@
1891 1891  (((
1892 1892  
1893 1893  
2186 +
1894 1894  == 6.2 Have trouble to upload image. ==
2188 +
2189 +
1895 1895  )))
1896 1896  
1897 1897  (((
... ... @@ -1901,7 +1901,10 @@
1901 1901  (((
1902 1902  
1903 1903  
1904 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
2199 +
2200 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2201 +
2202 +
1905 1905  )))
1906 1906  
1907 1907  (((
... ... @@ -1909,22 +1909,23 @@
1909 1909  )))
1910 1910  
1911 1911  
2210 +
1912 1912  = 7. Order Info =
1913 1913  
2213 +
1914 1914  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1915 1915  
1916 -
1917 1917  (% style="color:#4f81bd" %)**XXX:**
1918 1918  
1919 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1920 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1921 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1922 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1923 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1924 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1925 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1926 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1927 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2218 +* (% style="color:red" %)**EU433**(%%):  LT with frequency bands EU433
2219 +* (% style="color:red" %)**EU868**(%%):  LT with frequency bands EU868
2220 +* (% style="color:red" %)**KR920**(%%):  LT with frequency bands KR920
2221 +* (% style="color:red" %)**CN470**(%%):  LT with frequency bands CN470
2222 +* (% style="color:red" %)**AS923**(%%):  LT with frequency bands AS923
2223 +* (% style="color:red" %)**AU915**(%%):  LT with frequency bands AU915
2224 +* (% style="color:red" %)**US915**(%%):  LT with frequency bands US915
2225 +* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2226 +* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
1928 1928  
1929 1929  = 8. Packing Info =
1930 1930  
... ... @@ -1945,6 +1945,7 @@
1945 1945  
1946 1946  = 9. Support =
1947 1947  
2247 +
1948 1948  * (((
1949 1949  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.
1950 1950  )))
... ... @@ -1958,7 +1958,7 @@
1958 1958  
1959 1959  = 10. Reference​​​​​ =
1960 1960  
2261 +
1961 1961  * 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]]
1962 -* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
1963 -* [[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]]
1964 1964  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
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