Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.79 >
edited by Xiaoling
on 2022/06/10 09:25
To version < 80.1 >
edited by Xiaoling
on 2022/06/10 09:41
>
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... ... @@ -76,6 +76,8 @@
76 76  )))
77 77  
78 78  (((
79 +
80 +
79 79  **Interface for Model: LT22222-L:**
80 80  )))
81 81  
... ... @@ -99,6 +99,8 @@
99 99  )))
100 100  
101 101  (((
104 +
105 +
102 102  **LoRa Spec:**
103 103  )))
104 104  
... ... @@ -158,8 +158,6 @@
158 158  )))
159 159  * (((
160 160  Packet engine up to 256 bytes with CRC.
161 -
162 -
163 163  )))
164 164  
165 165  == 1.3 Features ==
... ... @@ -216,12 +216,9 @@
216 216  
217 217  (((
218 218  In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
219 -
220 -
221 221  )))
222 222  
223 223  
224 -
225 225  == 3.2 Example to join LoRaWAN network ==
226 226  
227 227  (((
... ... @@ -230,12 +230,13 @@
230 230  
231 231  [[image:image-20220523172350-1.png||height="266" width="864"]]
232 232  
232 +
233 233  (((
234 234  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:
235 235  )))
236 236  
237 237  (((
238 -**Step 1**: Create a device in TTN with the OTAA keys from LT IO controller.
238 +(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller.
239 239  )))
240 240  
241 241  (((
... ... @@ -244,6 +244,7 @@
244 244  
245 245  [[image:1653297924498-393.png]]
246 246  
247 +
247 247  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
248 248  
249 249  Add APP EUI in the application.
... ... @@ -257,7 +257,7 @@
257 257  
258 258  
259 259  (((
260 -**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.
261 +(% 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.
261 261  )))
262 262  
263 263  [[image:1653298044601-602.png||height="405" width="709"]]
... ... @@ -282,6 +282,8 @@
282 282  [[image:image-20220523174024-3.png]]
283 283  
284 284  (((
286 +
287 +
285 285  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
286 286  )))
287 287  
... ... @@ -295,6 +295,7 @@
295 295  
296 296  For example if payload is: [[image:image-20220523175847-2.png]]
297 297  
301 +
298 298  **The value for the interface is:  **
299 299  
300 300  AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V
... ... @@ -310,6 +310,7 @@
310 310  * [1] RO1 relay channel is close and the RO1 LED is ON.
311 311  * [0] RO2 relay channel is open and RO2 LED is OFF;
312 312  
317 +
313 313  **LT22222-L:**
314 314  
315 315  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -327,6 +327,7 @@
327 327  
328 328  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
329 329  
335 +
330 330  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
331 331  
332 332  (((
... ... @@ -335,6 +335,7 @@
335 335  
336 336  [[image:image-20220523180452-3.png]]
337 337  
344 +
338 338  (((
339 339  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
340 340  )))
... ... @@ -350,6 +350,8 @@
350 350  )))
351 351  
352 352  (((
360 +
361 +
353 353  **To use counting mode, please run:**
354 354  )))
355 355  
... ... @@ -368,6 +368,8 @@
368 368  )))
369 369  
370 370  (((
380 +
381 +
371 371  (% style="color:#4f81bd" %)**AT Commands for counting:**
372 372  )))
373 373  
... ... @@ -459,8 +459,6 @@
459 459  
460 460  (((
461 461  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
462 -
463 -
464 464  )))
465 465  
466 466  
... ... @@ -467,6 +467,7 @@
467 467  
468 468  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
469 469  
479 +
470 470  **LT22222-L**: This mode the DI1 is used as a counting pin.
471 471  
472 472  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.
... ... @@ -473,6 +473,7 @@
473 473  
474 474  [[image:image-20220523181903-8.png]]
475 475  
486 +
476 476  (((
477 477  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
478 478  )))
... ... @@ -488,6 +488,8 @@
488 488  )))
489 489  
490 490  (((
502 +
503 +
491 491  **To use this mode, please run:**
492 492  )))
493 493  
... ... @@ -514,6 +514,8 @@
514 514  )))
515 515  
516 516  (((
530 +
531 +
517 517  **Plus below command for AVI1 Counting:**
518 518  )))
519 519  
... ... @@ -549,6 +549,7 @@
549 549  
550 550  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
551 551  
567 +
552 552  **LT22222-L**: This mode the DI1 is used as a counting pin.
553 553  
554 554  [[image:image-20220523182334-9.png]]
... ... @@ -597,6 +597,7 @@
597 597  
598 598  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
599 599  
616 +
600 600  (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
601 601  
602 602  For example, if user has configured below commands:
... ... @@ -604,13 +604,11 @@
604 604  * **AT+MOD=1 ** **~-~->** The normal working mode
605 605  * **AT+ADDMOD6=1**   **~-~->** Enable trigger
606 606  
607 -
608 608  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
609 609  
610 610  1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type
611 611  1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.**
612 612  
613 -
614 614  **AT Command to set Trigger Condition**:
615 615  
616 616  (% style="color:#4f81bd" %)**Trigger base on voltage**:
... ... @@ -624,6 +624,7 @@
624 624  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
625 625  
626 626  
642 +
627 627  (% style="color:#4f81bd" %)**Trigger base on current**:
628 628  
629 629  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -633,6 +633,7 @@
633 633  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
634 634  
635 635  
652 +
636 636  (% style="color:#4f81bd" %)**Trigger base on DI status**:
637 637  
638 638  DI status trigger Flag.
... ... @@ -639,12 +639,13 @@
639 639  
640 640  Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
641 641  
659 +
642 642  **Example:**
643 643  
644 644  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
645 645  
646 646  
647 -**Downlink Command to set Trigger Condition**
665 +**Downlink Command to set Trigger Condition:**
648 648  
649 649  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
650 650  
... ... @@ -673,6 +673,7 @@
673 673  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
674 674  
675 675  
694 +
676 676  (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
677 677  
678 678  MOD6 Payload : total 11 bytes payload
... ... @@ -686,7 +686,6 @@
686 686  
687 687  * Each bits shows if the corresponding trigger has been configured.
688 688  
689 -
690 690  **Example:**
691 691  
692 692  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
... ... @@ -698,7 +698,6 @@
698 698  
699 699  * Each bits shows which status has been trigger on this uplink.
700 700  
701 -
702 702  **Example:**
703 703  
704 704  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
... ... @@ -710,7 +710,6 @@
710 710  
711 711  * Each bits shows which status has been trigger on this uplink.
712 712  
713 -
714 714  **Example:**
715 715  
716 716  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
... ... @@ -731,6 +731,8 @@
731 731  === 3.3.7 Payload Decoder ===
732 732  
733 733  (((
750 +
751 +
734 734  **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/]]
735 735  
736 736  
... ... @@ -737,7 +737,6 @@
737 737  )))
738 738  
739 739  
740 -
741 741  == 3.4 ​Configure LT via AT or Downlink ==
742 742  
743 743  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands

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