<
From version < 79.5 >
edited by Xiaoling
on 2022/06/10 09:41
To version < 77.79 >
edited by Xiaoling
on 2022/06/10 09:25
>
Change comment: There is no comment for this version

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... ... @@ -76,8 +76,6 @@
76 76  )))
77 77  
78 78  (((
79 -
80 -
81 81  **Interface for Model: LT22222-L:**
82 82  )))
83 83  
... ... @@ -101,8 +101,6 @@
101 101  )))
102 102  
103 103  (((
104 -
105 -
106 106  **LoRa Spec:**
107 107  )))
108 108  
... ... @@ -162,6 +162,8 @@
162 162  )))
163 163  * (((
164 164  Packet engine up to 256 bytes with CRC.
161 +
162 +
165 165  )))
166 166  
167 167  == 1.3 Features ==
... ... @@ -218,9 +218,12 @@
218 218  
219 219  (((
220 220  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 +
224 224  == 3.2 Example to join LoRaWAN network ==
225 225  
226 226  (((
... ... @@ -229,13 +229,12 @@
229 229  
230 230  [[image:image-20220523172350-1.png||height="266" width="864"]]
231 231  
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 -(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller.
238 +**Step 1**: Create a device in TTN with the OTAA keys from LT IO controller.
239 239  )))
240 240  
241 241  (((
... ... @@ -244,7 +244,6 @@
244 244  
245 245  [[image:1653297924498-393.png]]
246 246  
247 -
248 248  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
249 249  
250 250  Add APP EUI in the application.
... ... @@ -258,7 +258,7 @@
258 258  
259 259  
260 260  (((
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.
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.
262 262  )))
263 263  
264 264  [[image:1653298044601-602.png||height="405" width="709"]]
... ... @@ -283,8 +283,6 @@
283 283  [[image:image-20220523174024-3.png]]
284 284  
285 285  (((
286 -
287 -
288 288  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
289 289  )))
290 290  
... ... @@ -298,7 +298,6 @@
298 298  
299 299  For example if payload is: [[image:image-20220523175847-2.png]]
300 300  
301 -
302 302  **The value for the interface is:  **
303 303  
304 304  AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V
... ... @@ -314,7 +314,6 @@
314 314  * [1] RO1 relay channel is close and the RO1 LED is ON.
315 315  * [0] RO2 relay channel is open and RO2 LED is OFF;
316 316  
317 -
318 318  **LT22222-L:**
319 319  
320 320  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -332,7 +332,6 @@
332 332  
333 333  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
334 334  
335 -
336 336  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
337 337  
338 338  (((
... ... @@ -341,7 +341,6 @@
341 341  
342 342  [[image:image-20220523180452-3.png]]
343 343  
344 -
345 345  (((
346 346  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
347 347  )))
... ... @@ -357,8 +357,6 @@
357 357  )))
358 358  
359 359  (((
360 -
361 -
362 362  **To use counting mode, please run:**
363 363  )))
364 364  
... ... @@ -377,8 +377,6 @@
377 377  )))
378 378  
379 379  (((
380 -
381 -
382 382  (% style="color:#4f81bd" %)**AT Commands for counting:**
383 383  )))
384 384  
... ... @@ -470,6 +470,8 @@
470 470  
471 471  (((
472 472  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
462 +
463 +
473 473  )))
474 474  
475 475  
... ... @@ -476,7 +476,6 @@
476 476  
477 477  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
478 478  
479 -
480 480  **LT22222-L**: This mode the DI1 is used as a counting pin.
481 481  
482 482  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.
... ... @@ -483,7 +483,6 @@
483 483  
484 484  [[image:image-20220523181903-8.png]]
485 485  
486 -
487 487  (((
488 488  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
489 489  )))
... ... @@ -499,8 +499,6 @@
499 499  )))
500 500  
501 501  (((
502 -
503 -
504 504  **To use this mode, please run:**
505 505  )))
506 506  
... ... @@ -527,8 +527,6 @@
527 527  )))
528 528  
529 529  (((
530 -
531 -
532 532  **Plus below command for AVI1 Counting:**
533 533  )))
534 534  
... ... @@ -564,7 +564,6 @@
564 564  
565 565  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
566 566  
567 -
568 568  **LT22222-L**: This mode the DI1 is used as a counting pin.
569 569  
570 570  [[image:image-20220523182334-9.png]]
... ... @@ -613,7 +613,6 @@
613 613  
614 614  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
615 615  
616 -
617 617  (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
618 618  
619 619  For example, if user has configured below commands:
... ... @@ -621,11 +621,13 @@
621 621  * **AT+MOD=1 ** **~-~->** The normal working mode
622 622  * **AT+ADDMOD6=1**   **~-~->** Enable trigger
623 623  
607 +
624 624  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
625 625  
626 626  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
627 627  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.**
628 628  
613 +
629 629  **AT Command to set Trigger Condition**:
630 630  
631 631  (% style="color:#4f81bd" %)**Trigger base on voltage**:
... ... @@ -639,7 +639,6 @@
639 639  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
640 640  
641 641  
642 -
643 643  (% style="color:#4f81bd" %)**Trigger base on current**:
644 644  
645 645  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -649,7 +649,6 @@
649 649  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
650 650  
651 651  
652 -
653 653  (% style="color:#4f81bd" %)**Trigger base on DI status**:
654 654  
655 655  DI status trigger Flag.
... ... @@ -656,13 +656,12 @@
656 656  
657 657  Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
658 658  
659 -
660 660  **Example:**
661 661  
662 662  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
663 663  
664 664  
665 -**Downlink Command to set Trigger Condition:**
647 +**Downlink Command to set Trigger Condition**
666 666  
667 667  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
668 668  
... ... @@ -691,7 +691,6 @@
691 691  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
692 692  
693 693  
694 -
695 695  (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
696 696  
697 697  MOD6 Payload : total 11 bytes payload
... ... @@ -705,6 +705,7 @@
705 705  
706 706  * Each bits shows if the corresponding trigger has been configured.
707 707  
689 +
708 708  **Example:**
709 709  
710 710  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
... ... @@ -716,6 +716,7 @@
716 716  
717 717  * Each bits shows which status has been trigger on this uplink.
718 718  
701 +
719 719  **Example:**
720 720  
721 721  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
... ... @@ -727,6 +727,7 @@
727 727  
728 728  * Each bits shows which status has been trigger on this uplink.
729 729  
713 +
730 730  **Example:**
731 731  
732 732  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
... ... @@ -747,8 +747,6 @@
747 747  === 3.3.7 Payload Decoder ===
748 748  
749 749  (((
750 -
751 -
752 752  **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/]]
753 753  
754 754  
... ... @@ -755,6 +755,7 @@
755 755  )))
756 756  
757 757  
740 +
758 758  == 3.4 ​Configure LT via AT or Downlink ==
759 759  
760 760  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
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