Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.82 >
edited by Xiaoling
on 2022/06/10 09:26
To version < 79.2 >
edited by Xiaoling
on 2022/06/10 09:40
>
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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"]]
... ... @@ -275,6 +275,7 @@
275 275  * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
276 276  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
277 277  
279 +
278 278  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
279 279  
280 280  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -282,6 +282,8 @@
282 282  [[image:image-20220523174024-3.png]]
283 283  
284 284  (((
287 +
288 +
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  
302 +
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 +310,8 @@
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  
318 +
319 +
313 313  **LT22222-L:**
314 314  
315 315  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -325,8 +325,10 @@
325 325  ** DO1 is high in case there is load between DO1 and V+.
326 326  ** DO1 LED is off in both case
327 327  
335 +
328 328  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
329 329  
338 +
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  
347 +
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  (((
363 +
364 +
353 353  **To use counting mode, please run:**
354 354  )))
355 355  
... ... @@ -368,6 +368,8 @@
368 368  )))
369 369  
370 370  (((
383 +
384 +
371 371  (% style="color:#4f81bd" %)**AT Commands for counting:**
372 372  )))
373 373  
... ... @@ -604,6 +604,7 @@
604 604  
605 605  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
606 606  
621 +
607 607  (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
608 608  
609 609  For example, if user has configured below commands:
... ... @@ -611,13 +611,11 @@
611 611  * **AT+MOD=1 ** **~-~->** The normal working mode
612 612  * **AT+ADDMOD6=1**   **~-~->** Enable trigger
613 613  
614 -
615 615  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
616 616  
617 617  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
618 618  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.**
619 619  
620 -
621 621  **AT Command to set Trigger Condition**:
622 622  
623 623  (% style="color:#4f81bd" %)**Trigger base on voltage**:
... ... @@ -631,6 +631,7 @@
631 631  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
632 632  
633 633  
647 +
634 634  (% style="color:#4f81bd" %)**Trigger base on current**:
635 635  
636 636  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -640,6 +640,7 @@
640 640  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
641 641  
642 642  
657 +
643 643  (% style="color:#4f81bd" %)**Trigger base on DI status**:
644 644  
645 645  DI status trigger Flag.
... ... @@ -646,12 +646,13 @@
646 646  
647 647  Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
648 648  
664 +
649 649  **Example:**
650 650  
651 651  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
652 652  
653 653  
654 -**Downlink Command to set Trigger Condition**
670 +**Downlink Command to set Trigger Condition:**
655 655  
656 656  Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
657 657  
... ... @@ -680,6 +680,7 @@
680 680  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
681 681  
682 682  
699 +
683 683  (% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
684 684  
685 685  MOD6 Payload : total 11 bytes payload
... ... @@ -693,7 +693,6 @@
693 693  
694 694  * Each bits shows if the corresponding trigger has been configured.
695 695  
696 -
697 697  **Example:**
698 698  
699 699  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
... ... @@ -705,7 +705,6 @@
705 705  
706 706  * Each bits shows which status has been trigger on this uplink.
707 707  
708 -
709 709  **Example:**
710 710  
711 711  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
... ... @@ -717,7 +717,6 @@
717 717  
718 718  * Each bits shows which status has been trigger on this uplink.
719 719  
720 -
721 721  **Example:**
722 722  
723 723  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
... ... @@ -738,6 +738,8 @@
738 738  === 3.3.7 Payload Decoder ===
739 739  
740 740  (((
755 +
756 +
741 741  **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/]]
742 742  
743 743  
... ... @@ -757,8 +757,6 @@
757 757  
758 758  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
759 759  
760 -
761 -
762 762  === 3.4.1 Common Commands ===
763 763  
764 764  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]]

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