Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 82.21 >
edited by Xiaoling
on 2022/06/20 11:54
To version < 90.7 >
edited by Xiaoling
on 2022/08/18 13:38
>
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -1,7 +1,6 @@
1 1  (% style="text-align:center" %)
2 2  [[image:image-20220523163353-1.jpeg||height="604" width="500"]]
3 3  
4 -**LT-22222-L LoRa IO Controller User Manual **
5 5  
6 6  
7 7  **Table of Contents:**
... ... @@ -42,6 +42,8 @@
42 42  
43 43  (((
44 44  2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless.
44 +
45 +
45 45  )))
46 46  
47 47  (((
... ... @@ -173,6 +173,7 @@
173 173  
174 174  == 1.3 Features ==
175 175  
177 +
176 176  * LoRaWAN Class A & Class C protocol
177 177  * Optional Customized LoRa Protocol
178 178  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865
... ... @@ -185,6 +185,7 @@
185 185  
186 186  == 1.4  Applications ==
187 187  
190 +
188 188  * Smart Buildings & Home Automation
189 189  * Logistics and Supply Chain Management
190 190  * Smart Metering
... ... @@ -196,6 +196,7 @@
196 196  
197 197  == 1.5 Hardware Variants ==
198 198  
202 +
199 199  (% border="1" style="background-color:#f7faff; width:500px" %)
200 200  |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
201 201  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
... ... @@ -210,6 +210,7 @@
210 210  
211 211  = 2. Power ON Device =
212 212  
217 +
213 213  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.
214 214  
215 215  (((
... ... @@ -224,19 +224,24 @@
224 224  
225 225  == 3.1 How it works? ==
226 226  
232 +
227 227  (((
228 -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 **TX LED** will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. **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. 
234 +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. 
229 229  )))
230 230  
231 231  (((
232 -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.
238 +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.
233 233  )))
234 234  
235 235  
242 +
236 236  == 3.2 Example to join LoRaWAN network ==
237 237  
245 +
238 238  (((
239 239  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. 
248 +
249 +
240 240  )))
241 241  
242 242  [[image:image-20220523172350-1.png||height="266" width="864"]]
... ... @@ -244,6 +244,8 @@
244 244  
245 245  (((
246 246  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:
257 +
258 +
247 247  )))
248 248  
249 249  (((
... ... @@ -269,6 +269,7 @@
269 269  [[image:1653298023685-319.png]]
270 270  
271 271  
284 +
272 272  (((
273 273  (% 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.
274 274  )))
... ... @@ -279,19 +279,21 @@
279 279  
280 280  == 3.3 Uplink Payload ==
281 281  
295 +
282 282  There are five working modes + one interrupt mode on LT for different type application:
283 283  
284 -* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
285 -* **MOD2**: Double DI Counting + DO + RO
286 -* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
287 -* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
288 -* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
289 -* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
298 +* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
299 +* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
300 +* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
301 +* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
302 +* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
303 +* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
290 290  
291 291  
292 292  
293 293  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
294 294  
309 +
295 295  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
296 296  
297 297  [[image:image-20220523174024-3.png]]
... ... @@ -394,34 +394,33 @@
394 394  
395 395  (((
396 396  **For LT22222-L:**
397 -)))
398 398  
399 -(% class="box infomessage" %)
400 -(((
401 -(((
402 -**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
403 403  
404 -**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
414 +(% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
405 405  
406 -**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
416 +(% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
407 407  
408 -**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
418 +(% style="color:blue" %)**AT+TRIG2=0,100**(%%)**  (set DI2 port to trigger on low level, valid signal is 100ms) **
409 409  
410 -**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
420 +(% style="color:blue" %)**AT+TRIG2=1,100**(%%)**  (set DI2 port to trigger on high level, valid signal is 100ms ) **
411 411  
412 -**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
422 +(% style="color:blue" %)**AT+SETCNT=1,60**(%%)**   (Set COUNT1 value to 60)**
423 +
424 +(% style="color:blue" %)**AT+SETCNT=2,60**(%%)**   (Set COUNT2 value to 60)**
413 413  )))
414 -)))
415 415  
416 416  
417 417  
418 418  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
419 419  
431 +
420 420  **LT22222-L**: This mode the DI1 is used as a counting pin.
421 421  
422 422  [[image:image-20220523181246-5.png]]
423 423  
424 424  (((
437 +
438 +
425 425  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
426 426  )))
427 427  
... ... @@ -435,6 +435,7 @@
435 435  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
436 436  )))
437 437  
452 +
438 438  (((
439 439  **To use counting mode, please run:**
440 440  )))
... ... @@ -503,22 +503,19 @@
503 503  
504 504  
505 505  **Plus below command for AVI1 Counting:**
506 -)))
507 507  
508 -(% class="box infomessage" %)
509 -(((
510 -(((
511 -(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**   (set AVI Count to 60)**
512 512  
513 -(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
523 +(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
514 514  
515 -(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
525 +(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
516 516  
517 -(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)**   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
527 +(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**  (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
528 +
529 +(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)**  (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
518 518  )))
519 -)))
520 520  
521 521  
533 +
522 522  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
523 523  
524 524  
... ... @@ -570,8 +570,8 @@
570 570  
571 571  For example, if user has configured below commands:
572 572  
573 -* **AT+MOD=1 ** **~-~->** The normal working mode
574 -* **AT+ADDMOD6=1**   **~-~->** Enable trigger
585 +* **AT+MOD=1 ** **~-~->**  The normal working mode
586 +* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
575 575  
576 576  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
577 577  
... ... @@ -580,6 +580,7 @@
580 580  
581 581  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
582 582  
595 +
583 583  (% style="color:#4f81bd" %)**Trigger base on voltage**:
584 584  
585 585  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
... ... @@ -701,14 +701,14 @@
701 701  (((
702 702  
703 703  
704 -**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/]]
705 -
706 -
717 +**Decoder for TTN/loraserver/ChirpStack**:  [[https:~~/~~/www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0>>https://www.dropbox.com/sh/wtrzu7avdtkmn3z/AACK5NwOMkU9jnvf1uCMuqrVa?dl=0]]
707 707  )))
708 708  
709 709  
721 +
710 710  == 3.4 ​Configure LT via AT or Downlink ==
711 711  
724 +
712 712  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
713 713  
714 714  (((
... ... @@ -721,8 +721,10 @@
721 721  
722 722  
723 723  
737 +
724 724  === 3.4.1 Common Commands ===
725 725  
740 +
726 726  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]]
727 727  
728 728  
... ... @@ -729,80 +729,72 @@
729 729  
730 730  === 3.4.2 Sensor related commands ===
731 731  
747 +
732 732  ==== 3.4.2.1 Set Transmit Interval ====
733 733  
750 +
734 734  Set device uplink interval.
735 735  
736 736  * (% style="color:#037691" %)**AT Command:**
737 737  
738 -(% class="box infomessage" %)
739 -(((
740 740  **AT+TDC=N **
741 -)))
742 742  
757 +
743 743  **Example: **AT+TDC=30000. Means set interval to 30 seconds
744 744  
745 745  
746 746  * (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
747 747  
748 -(% class="box infomessage" %)
749 -(((
750 750  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
751 -)))
752 752  
753 753  
754 754  
767 +
755 755  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
756 756  
770 +
757 757  Set work mode.
758 758  
759 759  * (% style="color:#037691" %)**AT Command:**
760 760  
761 -(% class="box infomessage" %)
762 -(((
763 763  **AT+MOD=N  **
764 -)))
765 765  
777 +
766 766  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
767 767  
768 768  
769 769  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
770 770  
771 -(% class="box infomessage" %)
772 -(((
773 -**0x0A aa     ~/~/ Same as AT+MOD=aa**
774 -)))
783 +**0x0A aa    ** ~/~/ Same as AT+MOD=aa
775 775  
776 776  
777 777  
787 +
778 778  ==== 3.4.2.3 Poll an uplink ====
779 779  
780 -* (% style="color:#037691" %)AT Command:
781 781  
791 +* (% style="color:#037691" %)**AT Command:**
792 +
782 782  There is no AT Command to poll uplink
783 783  
784 784  
785 -* (% style="color:#037691" %)Downlink Payload (prefix 0x08):
796 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
786 786  
787 -(% class="box infomessage" %)
788 -(((
789 -**0x08 FF     ~/~/ Poll an uplink,**
790 -)))
798 +**0x08 FF     **~/~/ Poll an uplink
791 791  
792 792  **Example**: 0x08FF, ask device to send an Uplink
793 793  
794 794  
795 795  
804 +
796 796  ==== 3.4.2.4 Enable Trigger Mode ====
797 797  
807 +
798 798  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
799 799  
800 -* (% style="color:#037691" %)AT Command:
810 +* (% style="color:#037691" %)**AT Command:**
801 801  
802 -(% class="box infomessage" %)
803 -(((
804 804  **AT+ADDMOD6=1 or 0**
805 -)))
806 806  
807 807  1: Enable Trigger Mode
808 808  
... ... @@ -809,38 +809,36 @@
809 809  0: Disable Trigger Mode
810 810  
811 811  
812 -* (% style="color:#037691" %)Downlink Payload (prefix 0x0A 06):
819 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
813 813  
814 -(% class="box infomessage" %)
815 -(((
816 -**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
817 -)))
821 +**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
818 818  
819 819  
820 820  
825 +
821 821  ==== 3.4.2.5 Poll trigger settings ====
822 822  
828 +
823 823  Poll trigger settings,
824 824  
825 -* (% style="color:#037691" %)AT Command:
831 +* (% style="color:#037691" %)**AT Command:**
826 826  
827 827  There is no AT Command for this feature.
828 828  
829 829  
830 -* (% style="color:#037691" %)Downlink Payload (prefix 0x AB 06):
836 +* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
831 831  
832 -(% class="box infomessage" %)
833 -(((
834 -**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
835 -)))
838 +**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
836 836  
837 837  
838 838  
842 +
839 839  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
840 840  
845 +
841 841  Enable Disable DI1/DI2/DI2 as trigger,
842 842  
843 -* (% style="color:#037691" %)AT Command:
848 +* (% style="color:#037691" %)**AT Command:**
844 844  
845 845  **Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
846 846  
... ... @@ -849,9 +849,9 @@
849 849  
850 850  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
851 851  
852 -* (% style="color:#037691" %)Downlink Payload (prefix 0xAA 02):
857 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
853 853  
854 -**0xAA 02 aa bb  **~/~/ Same as AT+DTRI=aa,bb
859 +**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
855 855  
856 856  
857 857  
... ... @@ -858,9 +858,10 @@
858 858  
859 859  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
860 860  
866 +
861 861  Set DI1 or DI3(for LT-33222-L) trigger.
862 862  
863 -* (% style="color:#037691" %)AT Command:
869 +* (% style="color:#037691" %)**AT Command:**
864 864  
865 865  **AT+TRIG1=a,b**
866 866  
... ... @@ -875,13 +875,13 @@
875 875  
876 876  
877 877  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
878 -* **0x09 01 aa bb cc  ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
884 +* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
879 879  
880 880  
881 881  
882 -
883 883  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
884 884  
890 +
885 885  Set DI2 trigger.
886 886  
887 887  * (% style="color:#037691" %)**AT Command:**
... ... @@ -901,7 +901,7 @@
901 901  
902 902  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
903 903  
904 -**0x09 02 aa bb cc  **~/~/ same as AT+TRIG1=aa,0x(bb cc)
910 +**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
905 905  
906 906  
907 907  
... ... @@ -908,6 +908,7 @@
908 908  
909 909  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
910 910  
917 +
911 911  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
912 912  
913 913  * (% style="color:#037691" %)**AT Command**
... ... @@ -917,7 +917,7 @@
917 917  
918 918  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
919 919  
920 -**0x AA 01 aa bb cc dd ee ff gg hh  ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
927 +**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
921 921  
922 922  
923 923  
... ... @@ -924,6 +924,7 @@
924 924  
925 925  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
926 926  
934 +
927 927  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
928 928  
929 929  * (% style="color:#037691" %)**AT Command**
... ... @@ -933,7 +933,7 @@
933 933  
934 934  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
935 935  
936 -**0x AA 00 aa bb cc dd ee ff gg hh  ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
944 +**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
937 937  
938 938  
939 939  
... ... @@ -940,22 +940,30 @@
940 940  
941 941  ==== 3.4.2.11 Trigger – Set minimum interval ====
942 942  
943 -Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
944 944  
952 +Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
953 +
945 945  * (% style="color:#037691" %)**AT Command**
946 946  
947 -**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
956 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
948 948  
949 949  
950 950  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
951 951  
952 -**0x AC aa bb  ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
961 +**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
953 953  
963 +(((
964 +
954 954  
966 +(% style="color:red" %)Note: ATDC setting must be more than 5min
967 +)))
955 955  
956 956  
970 +
971 +
957 957  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
958 958  
974 +
959 959  * (% style="color:#037691" %)**AT Command**
960 960  
961 961  There is no AT Command to control Digital Output
... ... @@ -964,7 +964,6 @@
964 964  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
965 965  * **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
966 966  
967 -
968 968  (((
969 969  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
970 970  )))
... ... @@ -988,6 +988,7 @@
988 988  
989 989  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
990 990  
1006 +
991 991  * (% style="color:#037691" %)**AT Command**
992 992  
993 993  There is no AT Command to control Digital Output
... ... @@ -1054,6 +1054,7 @@
1054 1054  
1055 1055  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1056 1056  
1073 +
1057 1057  * (% style="color:#037691" %)**AT Command:**
1058 1058  
1059 1059  There is no AT Command to control Relay Output
... ... @@ -1083,6 +1083,7 @@
1083 1083  
1084 1084  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1085 1085  
1103 +
1086 1086  * (% style="color:#037691" %)**AT Command:**
1087 1087  
1088 1088  There is no AT Command to control Relay Output
... ... @@ -1106,7 +1106,7 @@
1106 1106  
1107 1107  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1108 1108  
1109 -[[image:image-20220524093831-10.png]]
1127 +[[image:image-20220714135731-1.png||height="406" width="627"]]
1110 1110  
1111 1111  
1112 1112  (% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
... ... @@ -1116,21 +1116,21 @@
1116 1116  
1117 1117  **Example payload:**
1118 1118  
1119 -**~1. 05 01 11 07 D0**
1137 +**~1. 05 01 11 07 D**
1120 1120  
1121 -Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1139 +Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1122 1122  
1123 1123  **2. 05 01 10 07 D0**
1124 1124  
1125 -Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1143 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state.
1126 1126  
1127 1127  **3. 05 00 01 07 D0**
1128 1128  
1129 -Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1147 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO.
1130 1130  
1131 1131  **4. 05 00 00 07 D0**
1132 1132  
1133 -Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1151 +Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC.
1134 1134  
1135 1135  
1136 1136  
... ... @@ -1137,11 +1137,12 @@
1137 1137  
1138 1138  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1139 1139  
1158 +
1140 1140  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1141 1141  
1142 1142  * (% style="color:#037691" %)**AT Command:**
1143 1143  
1144 -(% style="color:#037691" %)**​​​​​​​​​​​​​​**(%%)**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1163 +**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1145 1145  
1146 1146  
1147 1147  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
... ... @@ -1153,9 +1153,10 @@
1153 1153  
1154 1154  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1155 1155  
1175 +
1156 1156  * (% style="color:#037691" %)**AT Command:**
1157 1157  
1158 -(% style="color:#037691" %)**​​​​​​​​​​​​​​**(%%)**AT+SETCNT=aa,(bb cc dd ee) **
1178 +**AT+SETCNT=aa,(bb cc dd ee) **
1159 1159  
1160 1160  aa: 1: Set count1,
1161 1161  
... ... @@ -1175,11 +1175,12 @@
1175 1175  
1176 1176  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1177 1177  
1198 +
1178 1178  Clear counting for counting mode
1179 1179  
1180 1180  * (% style="color:#037691" %)**AT Command:**
1181 1181  
1182 -(% style="color:#037691" %)​​​​​​​​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1203 +**AT+CLRCOUNT ** ~/~/ clear all counting
1183 1183  
1184 1184  
1185 1185  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
... ... @@ -1191,6 +1191,7 @@
1191 1191  
1192 1192  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1193 1193  
1215 +
1194 1194  * (% style="color:#037691" %)**AT Command:**
1195 1195  
1196 1196  **AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
... ... @@ -1210,6 +1210,7 @@
1210 1210  
1211 1211  == 3.5 Integrate with Mydevice ==
1212 1212  
1235 +
1213 1213  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:
1214 1214  
1215 1215  (((
... ... @@ -1218,14 +1218,15 @@
1218 1218  
1219 1219  (((
1220 1220  (% 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:
1244 +
1245 +
1221 1221  )))
1222 1222  
1223 -[[image:1653356737703-362.png||height="232" width="732"]]
1248 +[[image:image-20220719105525-1.png||height="377" width="677"]]
1224 1224  
1225 -[[image:image-20220524094641-11.png||height="390" width="723"]]
1226 1226  
1227 1227  
1228 -[[image:image-20220524094641-12.png||height="402" width="718"]]
1252 +[[image:image-20220719110247-2.png||height="388" width="683"]]
1229 1229  
1230 1230  
1231 1231  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
... ... @@ -1258,8 +1258,10 @@
1258 1258  
1259 1259  == 3.6 Interface Detail ==
1260 1260  
1285 +
1261 1261  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1262 1262  
1288 +
1263 1263  Support NPN Type sensor
1264 1264  
1265 1265  [[image:1653356991268-289.png]]
... ... @@ -1268,6 +1268,7 @@
1268 1268  
1269 1269  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1270 1270  
1297 +
1271 1271  (((
1272 1272  The DI port of LT-22222-L can support NPN or PNP output sensor.
1273 1273  )))
... ... @@ -1274,7 +1274,9 @@
1274 1274  
1275 1275  (((
1276 1276  (((
1277 -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
1304 +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.
1305 +
1306 +
1278 1278  )))
1279 1279  )))
1280 1280  
... ... @@ -1319,6 +1319,8 @@
1319 1319  
1320 1320  (((
1321 1321  
1351 +
1352 +
1322 1322  )))
1323 1323  
1324 1324  (((
... ... @@ -1350,6 +1350,8 @@
1350 1350  
1351 1351  (((
1352 1352  
1384 +
1385 +
1353 1353  )))
1354 1354  
1355 1355  (((
... ... @@ -1383,6 +1383,7 @@
1383 1383  
1384 1384  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1385 1385  
1419 +
1386 1386  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1387 1387  
1388 1388  [[image:1653357531600-905.png]]
... ... @@ -1391,6 +1391,7 @@
1391 1391  
1392 1392  === 3.6.4 Analog Input Interface ===
1393 1393  
1428 +
1394 1394  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:
1395 1395  
1396 1396  
... ... @@ -1422,6 +1422,7 @@
1422 1422  
1423 1423  === 3.6.5 Relay Output ===
1424 1424  
1460 +
1425 1425  (((
1426 1426  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:
1427 1427  )))
... ... @@ -1434,13 +1434,17 @@
1434 1434  
1435 1435  == 3.7 LEDs Indicators ==
1436 1436  
1473 +
1437 1437  [[image:image-20220524100748-11.png]]
1438 1438  
1439 1439  
1477 +
1440 1440  = 4. Use AT Command =
1441 1441  
1480 +
1442 1442  == 4.1 Access AT Command ==
1443 1443  
1483 +
1444 1444  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.
1445 1445  
1446 1446  [[image:1653358238933-385.png]]
... ... @@ -1639,8 +1639,6 @@
1639 1639  
1640 1640  (((
1641 1641  AT+CFG: Print all settings
1642 -
1643 -
1644 1644  )))
1645 1645  
1646 1646  
... ... @@ -1647,6 +1647,7 @@
1647 1647  
1648 1648  == 4.2 Common AT Command Sequence ==
1649 1649  
1688 +
1650 1650  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1651 1651  
1652 1652  (((
... ... @@ -1686,8 +1686,6 @@
1686 1686  
1687 1687  (((
1688 1688  (% style="background-color:#dcdcdc" %)ATZ
1689 -
1690 -
1691 1691  )))
1692 1692  
1693 1693  
... ... @@ -1772,13 +1772,16 @@
1772 1772  
1773 1773  === 4.2.3 Change to Class A ===
1774 1774  
1812 +
1775 1775  If sensor JOINED
1776 1776  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1777 1777  ATZ
1778 1778  
1779 1779  
1818 +
1780 1780  = 5. FAQ =
1781 1781  
1821 +
1782 1782  == 5.1 How to upgrade the image? ==
1783 1783  
1784 1784  
... ... @@ -1800,7 +1800,9 @@
1800 1800  
1801 1801  
1802 1802  (% style="color:blue" %)**For LT-22222-L**(%%):
1803 -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.
1843 +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.
1844 +
1845 +
1804 1804  )))
1805 1805  
1806 1806   [[image:image-20220524103407-12.png]]
... ... @@ -1812,6 +1812,7 @@
1812 1812  
1813 1813  (% 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:
1814 1814  
1857 +
1815 1815  [[image:1653360054704-518.png||height="186" width="745"]]
1816 1816  
1817 1817  
... ... @@ -1820,6 +1820,8 @@
1820 1820  
1821 1821  
1822 1822  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1866 +
1867 +
1823 1823  )))
1824 1824  )))
1825 1825  
... ... @@ -1830,7 +1830,10 @@
1830 1830  (((
1831 1831  
1832 1832  
1878 +
1833 1833  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1880 +
1881 +
1834 1834  )))
1835 1835  
1836 1836  (((
... ... @@ -1848,7 +1848,7 @@
1848 1848  )))
1849 1849  
1850 1850  (((
1851 -(% 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.
1899 +(% 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.
1852 1852  )))
1853 1853  
1854 1854  (((
... ... @@ -1856,12 +1856,12 @@
1856 1856  )))
1857 1857  
1858 1858  (((
1859 -(% 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.
1907 +(% 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.**
1860 1860  )))
1861 1861  
1862 1862  
1863 1863  (((
1864 -(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1912 +(% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1865 1865  )))
1866 1866  
1867 1867  (((
... ... @@ -1885,20 +1885,28 @@
1885 1885  [[image:1653360498588-932.png||height="485" width="726"]]
1886 1886  
1887 1887  
1936 +
1888 1888  == 5.4 Can I see counting event in Serial? ==
1889 1889  
1939 +
1890 1890  (((
1891 -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.
1941 +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.
1892 1892  
1893 1893  
1944 +
1894 1894  == 5.5 Can i use point to point communication for LT-22222-L? ==
1895 1895  
1947 +
1896 1896  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1949 +
1950 +
1951 +
1897 1897  )))
1898 1898  
1899 1899  (((
1900 1900  == 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1901 1901  
1957 +
1902 1902  If the device is not shut down, but directly powered off.
1903 1903  
1904 1904  It will default that this is a power-off state.
... ... @@ -1907,12 +1907,16 @@
1907 1907  
1908 1908  After restart, the status before power failure will be read from flash.
1909 1909  
1966 +
1967 +
1910 1910  = 6. Trouble Shooting =
1911 1911  )))
1912 1912  
1913 1913  (((
1914 1914  (((
1915 -== 6.1 Downlink doesn’t work, how to solve it? ==
1973 +== 6.1 Downlink doesn't work, how to solve it? ==
1974 +
1975 +
1916 1916  )))
1917 1917  )))
1918 1918  
... ... @@ -1923,7 +1923,10 @@
1923 1923  (((
1924 1924  
1925 1925  
1986 +
1926 1926  == 6.2 Have trouble to upload image. ==
1988 +
1989 +
1927 1927  )))
1928 1928  
1929 1929  (((
... ... @@ -1933,7 +1933,10 @@
1933 1933  (((
1934 1934  
1935 1935  
1936 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1999 +
2000 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2001 +
2002 +
1937 1937  )))
1938 1938  
1939 1939  (((
... ... @@ -1947,19 +1947,21 @@
1947 1947  
1948 1948  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1949 1949  
1950 -
1951 1951  (% style="color:#4f81bd" %)**XXX:**
1952 1952  
1953 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1954 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1955 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1956 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1957 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1958 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1959 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1960 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1961 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2018 +* (% style="color:red" %)**EU433**(%%):  LT with frequency bands EU433
2019 +* (% style="color:red" %)**EU868**(%%):  LT with frequency bands EU868
2020 +* (% style="color:red" %)**KR920**(%%):  LT with frequency bands KR920
2021 +* (% style="color:red" %)**CN470**(%%):  LT with frequency bands CN470
2022 +* (% style="color:red" %)**AS923**(%%):  LT with frequency bands AS923
2023 +* (% style="color:red" %)**AU915**(%%):  LT with frequency bands AU915
2024 +* (% style="color:red" %)**US915**(%%):  LT with frequency bands US915
2025 +* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2026 +* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
1962 1962  
2028 +
2029 +
2030 +
1963 1963  = 8. Packing Info =
1964 1964  
1965 1965  
... ... @@ -1977,18 +1977,29 @@
1977 1977  * Package Size / pcs : 14.5 x 8 x 5 cm
1978 1978  * Weight / pcs : 170g
1979 1979  
2048 +
2049 +
2050 +
1980 1980  = 9. Support =
1981 1981  
2053 +
1982 1982  * (((
1983 1983  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.
1984 1984  )))
1985 1985  * (((
1986 1986  Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2059 +
2060 +
2061 +
2062 +
2063 +
1987 1987  )))
1988 1988  
1989 1989  = 10. Reference​​​​​ =
1990 1990  
2068 +
1991 1991  * 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]]
1992 -* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
1993 -* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2070 +* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
1994 1994  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2072 +
2073 +
image-20220714135731-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Bei
Size
... ... @@ -1,0 +1,1 @@
1 +54.1 KB
Content
image-20220719105525-1.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Bei
Size
... ... @@ -1,0 +1,1 @@
1 +165.5 KB
Content
image-20220719110247-2.png
Author
... ... @@ -1,0 +1,1 @@
1 +XWiki.Bei
Size
... ... @@ -1,0 +1,1 @@
1 +52.9 KB
Content

Applications

Navigation

Copyright ©2010-2024 Dragino Technology Co., LTD. All rights reserved
Dragino Wiki v2.0