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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 82.37
edited by Xiaoling
on 2022/06/20 13:59
Change comment: There is no comment for this version
To version 101.2
edited by Xiaoling
on 2022/10/13 16:38
Change comment: There is no comment for this version

Summary

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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:**
... ... @@ -16,6 +16,7 @@
16 16  
17 17  = 1.Introduction =
18 18  
18 +
19 19  == 1.1 What is LT Series I/O Controller ==
20 20  
21 21  (((
... ... @@ -37,11 +37,13 @@
37 37  )))
38 38  
39 39  (((
40 -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 +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.
41 41  )))
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.
45 +
46 +
45 45  )))
46 46  
47 47  (((
... ... @@ -56,7 +56,7 @@
56 56  (((
57 57  
58 58  
59 -**Hardware System:**
61 +(% style="color:#037691" %)**Hardware System:**
60 60  )))
61 61  
62 62  * (((
... ... @@ -81,7 +81,7 @@
81 81  (((
82 82  
83 83  
84 -**Interface for Model: LT22222-L:**
86 +(% style="color:#037691" %)**Interface for Model: LT22222-L:**
85 85  )))
86 86  
87 87  * (((
... ... @@ -106,7 +106,7 @@
106 106  (((
107 107  
108 108  
109 -**LoRa Spec:**
111 +(% style="color:#037691" %)**LoRa Spec:**
110 110  )))
111 111  
112 112  * (((
... ... @@ -173,16 +173,20 @@
173 173  
174 174  == 1.3 Features ==
175 175  
178 +
176 176  * LoRaWAN Class A & Class C protocol
177 177  * Optional Customized LoRa Protocol
178 -* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865
181 +* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
179 179  * AT Commands to change parameters
180 180  * Remote configure parameters via LoRa Downlink
181 181  * Firmware upgradable via program port
182 182  * Counting
183 183  
187 +
188 +
184 184  == 1.4  Applications ==
185 185  
191 +
186 186  * Smart Buildings & Home Automation
187 187  * Logistics and Supply Chain Management
188 188  * Smart Metering
... ... @@ -190,8 +190,11 @@
190 190  * Smart Cities
191 191  * Smart Factory
192 192  
199 +
200 +
193 193  == 1.5 Hardware Variants ==
194 194  
203 +
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" %)(((
... ... @@ -207,10 +207,13 @@
207 207  
208 208  = 2. Power ON Device =
209 209  
219 +
210 210  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.
211 211  
212 212  (((
213 213  PWR will on when device is properly powered.
224 +
225 +
214 214  )))
215 215  
216 216  [[image:1653297104069-180.png]]
... ... @@ -219,21 +219,27 @@
219 219  
220 220  = 3. Operation Mode =
221 221  
234 +
222 222  == 3.1 How it works? ==
223 223  
237 +
224 224  (((
225 -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. 
239 +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. 
226 226  )))
227 227  
228 228  (((
229 -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.
243 +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.
230 230  )))
231 231  
232 232  
247 +
233 233  == 3.2 Example to join LoRaWAN network ==
234 234  
250 +
235 235  (((
236 236  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. 
253 +
254 +
237 237  )))
238 238  
239 239  [[image:image-20220523172350-1.png||height="266" width="864"]]
... ... @@ -241,6 +241,8 @@
241 241  
242 242  (((
243 243  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:
262 +
263 +
244 244  )))
245 245  
246 246  (((
... ... @@ -266,6 +266,7 @@
266 266  [[image:1653298023685-319.png]]
267 267  
268 268  
289 +
269 269  (((
270 270  (% 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.
271 271  )))
... ... @@ -276,17 +276,21 @@
276 276  
277 277  == 3.3 Uplink Payload ==
278 278  
300 +
279 279  There are five working modes + one interrupt mode on LT for different type application:
280 280  
281 -* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
282 -* **MOD2**: Double DI Counting + DO + RO
283 -* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
284 -* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
285 -* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
286 -* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
303 +* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
304 +* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
305 +* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
306 +* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
307 +* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
308 +* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
287 287  
310 +
311 +
288 288  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
289 289  
314 +
290 290  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
291 291  
292 292  [[image:image-20220523174024-3.png]]
... ... @@ -303,7 +303,7 @@
303 303  * DI is for digital input. DIx=1: high or float, DIx=0: low.
304 304  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
305 305  
306 -(% style="color:red" %)Note: DI3 and DO3 bit are not valid for LT-22222-L
331 +(% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L**
307 307  
308 308  For example if payload is: [[image:image-20220523175847-2.png]]
309 309  
... ... @@ -323,6 +323,8 @@
323 323  * [1] RO1 relay channel is close and the RO1 LED is ON.
324 324  * [0] RO2 relay channel is open and RO2 LED is OFF;
325 325  
351 +
352 +
326 326  **LT22222-L:**
327 327  
328 328  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -338,6 +338,7 @@
338 338  ** DO1 is high in case there is load between DO1 and V+.
339 339  ** DO1 LED is off in both case
340 340  
368 +
341 341  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
342 342  
343 343  
... ... @@ -361,7 +361,7 @@
361 361  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
362 362  
363 363  (((
364 -(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
392 +(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
365 365  )))
366 366  
367 367  (((
... ... @@ -383,6 +383,8 @@
383 383  
384 384  
385 385  (% style="color:#4f81bd" %)**AT Commands for counting:**
414 +
415 +
386 386  )))
387 387  
388 388  (((
... ... @@ -406,11 +406,14 @@
406 406  
407 407  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
408 408  
439 +
409 409  **LT22222-L**: This mode the DI1 is used as a counting pin.
410 410  
411 411  [[image:image-20220523181246-5.png]]
412 412  
413 413  (((
445 +
446 +
414 414  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
415 415  )))
416 416  
... ... @@ -421,9 +421,10 @@
421 421  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
422 422  
423 423  (((
424 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
457 +(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
425 425  )))
426 426  
460 +
427 427  (((
428 428  **To use counting mode, please run:**
429 429  )))
... ... @@ -464,7 +464,7 @@
464 464  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
465 465  
466 466  (((
467 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
501 +(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
468 468  )))
469 469  
470 470  (((
... ... @@ -525,7 +525,7 @@
525 525  )))
526 526  
527 527  (((
528 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
562 +(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
529 529  )))
530 530  
531 531  (((
... ... @@ -556,8 +556,8 @@
556 556  
557 557  For example, if user has configured below commands:
558 558  
559 -* **AT+MOD=1 ** **~-~->** The normal working mode
560 -* **AT+ADDMOD6=1**   **~-~->** Enable trigger
593 +* **AT+MOD=1 ** **~-~->**  The normal working mode
594 +* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
561 561  
562 562  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
563 563  
... ... @@ -564,13 +564,14 @@
564 564  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
565 565  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.**
566 566  
567 -
568 568  (% style="color:#037691" %)**AT Command to set Trigger Condition**:
569 569  
603 +
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  
608 +
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  
621 +
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  
640 +
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  
689 +
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  
701 +
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  
715 +
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:
... ... @@ -683,19 +683,20 @@
683 683  
684 684  
685 685  
726 +
686 686  === 3.3.7 Payload Decoder ===
687 687  
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 -
732 +**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  
736 +
697 697  == 3.4 ​Configure LT via AT or Downlink ==
698 698  
739 +
699 699  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
700 700  
701 701  (((
... ... @@ -706,8 +706,11 @@
706 706  
707 707  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
708 708  
750 +
751 +
709 709  === 3.4.1 Common Commands ===
710 710  
754 +
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]]
712 712  
713 713  
... ... @@ -714,8 +714,10 @@
714 714  
715 715  === 3.4.2 Sensor related commands ===
716 716  
761 +
717 717  ==== 3.4.2.1 Set Transmit Interval ====
718 718  
764 +
719 719  Set device uplink interval.
720 720  
721 721  * (% style="color:#037691" %)**AT Command:**
... ... @@ -735,6 +735,7 @@
735 735  
736 736  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
737 737  
784 +
738 738  Set work mode.
739 739  
740 740  * (% style="color:#037691" %)**AT Command:**
... ... @@ -754,6 +754,7 @@
754 754  
755 755  ==== 3.4.2.3 Poll an uplink ====
756 756  
804 +
757 757  * (% style="color:#037691" %)**AT Command:**
758 758  
759 759  There is no AT Command to poll uplink
... ... @@ -763,12 +763,15 @@
763 763  
764 764  **0x08 FF     **~/~/ Poll an uplink
765 765  
814 +
766 766  **Example**: 0x08FF, ask device to send an Uplink
767 767  
768 768  
769 769  
819 +
770 770  ==== 3.4.2.4 Enable Trigger Mode ====
771 771  
822 +
772 772  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
773 773  
774 774  * (% style="color:#037691" %)**AT Command:**
... ... @@ -789,6 +789,7 @@
789 789  
790 790  ==== 3.4.2.5 Poll trigger settings ====
791 791  
843 +
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
853 +**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  
860 +
808 808  Enable Disable DI1/DI2/DI2 as trigger,
809 809  
810 810  * (% style="color:#037691" %)**AT Command:**
... ... @@ -825,6 +825,7 @@
825 825  
826 826  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
827 827  
881 +
828 828  Set DI1 or DI3(for LT-33222-L) trigger.
829 829  
830 830  * (% style="color:#037691" %)**AT Command:**
... ... @@ -846,9 +846,9 @@
846 846  
847 847  
848 848  
849 -
850 850  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
851 851  
905 +
852 852  Set DI2 trigger.
853 853  
854 854  * (% style="color:#037691" %)**AT Command:**
... ... @@ -875,6 +875,7 @@
875 875  
876 876  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
877 877  
932 +
878 878  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
879 879  
880 880  * (% style="color:#037691" %)**AT Command**
... ... @@ -891,6 +891,7 @@
891 891  
892 892  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
893 893  
949 +
894 894  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
895 895  
896 896  * (% style="color:#037691" %)**AT Command**
... ... @@ -907,11 +907,12 @@
907 907  
908 908  ==== 3.4.2.11 Trigger – Set minimum interval ====
909 909  
966 +
910 910  Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
911 911  
912 912  * (% style="color:#037691" %)**AT Command**
913 913  
914 -**AT+ATDC=5  ** Device won't response the second trigger within 5 minute after the first trigger.
971 +**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
915 915  
916 916  
917 917  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
... ... @@ -918,11 +918,18 @@
918 918  
919 919  **0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
920 920  
978 +(((
979 +
921 921  
981 +(% style="color:red" %)**Note: ATDC setting must be more than 5min**
982 +)))
922 922  
923 923  
985 +
986 +
924 924  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
925 925  
989 +
926 926  * (% style="color:#037691" %)**AT Command**
927 927  
928 928  There is no AT Command to control Digital Output
... ... @@ -942,11 +942,11 @@
942 942  [[image:image-20220524092754-5.png]]
943 943  
944 944  (((
945 -(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
1009 +(% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
946 946  )))
947 947  
948 948  (((
949 -(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
1013 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
950 950  )))
951 951  
952 952  
... ... @@ -954,6 +954,7 @@
954 954  
955 955  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
956 956  
1021 +
957 957  * (% style="color:#037691" %)**AT Command**
958 958  
959 959  There is no AT Command to control Digital Output
... ... @@ -990,11 +990,11 @@
990 990  [[image:image-20220524093351-8.png]]
991 991  
992 992  
993 -(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1058 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
994 994  
995 995   Latching time. Unit: ms
996 996  
997 -Device will upload a packet if downlink code executes successfully.
1062 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
998 998  
999 999  
1000 1000  **Example payload:**
... ... @@ -1020,6 +1020,7 @@
1020 1020  
1021 1021  ==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1022 1022  
1088 +
1023 1023  * (% style="color:#037691" %)**AT Command:**
1024 1024  
1025 1025  There is no AT Command to control Relay Output
... ... @@ -1042,7 +1042,7 @@
1042 1042  [[image:image-20220524093724-9.png]]
1043 1043  )))
1044 1044  
1045 -Device will upload a packet if downlink code executes successfully.
1111 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1046 1046  
1047 1047  
1048 1048  
... ... @@ -1049,6 +1049,7 @@
1049 1049  
1050 1050  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1051 1051  
1118 +
1052 1052  * (% style="color:#037691" %)**AT Command:**
1053 1053  
1054 1054  There is no AT Command to control Relay Output
... ... @@ -1072,37 +1072,37 @@
1072 1072  
1073 1073  (% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1074 1074  
1075 -[[image:image-20220524093831-10.png]]
1142 +[[image:image-20221008095908-1.png||height="364" width="564"]]
1076 1076  
1077 1077  
1078 -(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1145 +(% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1079 1079  
1080 -Device will upload a packet if downlink code executes successfully.
1147 +(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1081 1081  
1082 1082  
1083 1083  **Example payload:**
1084 1084  
1085 -**~1. 05 01 11 07 D0**
1152 +**~1. 05 01 11 07 D**
1086 1086  
1087 -Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1154 +Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1088 1088  
1089 1089  **2. 05 01 10 07 D0**
1090 1090  
1091 -Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1158 +Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then both change back to original state.
1092 1092  
1093 1093  **3. 05 00 01 07 D0**
1094 1094  
1095 -Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1162 +Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then relay change to NC,Relay2 change to NO.
1096 1096  
1097 1097  **4. 05 00 00 07 D0**
1098 1098  
1099 -Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1166 +Relay 1 & relay2 will change to NO, last 2 seconds, then both change to NC.
1100 1100  
1101 1101  
1102 1102  
1103 -
1104 1104  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1105 1105  
1172 +
1106 1106  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1107 1107  
1108 1108  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1119,6 +1119,7 @@
1119 1119  
1120 1120  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1121 1121  
1189 +
1122 1122  * (% style="color:#037691" %)**AT Command:**
1123 1123  
1124 1124  **AT+SETCNT=aa,(bb cc dd ee) **
... ... @@ -1141,11 +1141,12 @@
1141 1141  
1142 1142  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1143 1143  
1212 +
1144 1144  Clear counting for counting mode
1145 1145  
1146 1146  * (% style="color:#037691" %)**AT Command:**
1147 1147  
1148 -(% style="color:#037691" %)​​​​​​​(%%)**AT+CLRCOUNT ** ~/~/ clear all counting
1217 +**AT+CLRCOUNT ** ~/~/ clear all counting
1149 1149  
1150 1150  
1151 1151  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
... ... @@ -1157,6 +1157,7 @@
1157 1157  
1158 1158  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1159 1159  
1229 +
1160 1160  * (% style="color:#037691" %)**AT Command:**
1161 1161  
1162 1162  **AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
... ... @@ -1169,13 +1169,127 @@
1169 1169  (((
1170 1170  range: aa bb cc:0 to 16777215,  (unit:second)
1171 1171  
1242 +
1243 +
1172 1172  
1173 1173  )))
1174 1174  
1247 +==== 3.4.2.20 Reset save DR DO state ====
1175 1175  
1176 1176  
1250 +* (% style="color:#037691" %)**AT Command:**
1251 +
1252 +**AT+RODORET=1  **~/~/ RODO will close when the device joining the network. (default)
1253 +
1254 +**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.
1255 +
1256 +
1257 +* (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1258 +
1259 +**0x AD aa      **~/~/ same as AT+RODORET =aa
1260 +
1261 +(((
1262 +
1263 +
1264 +
1265 +
1266 +==== 3.4.2.21 Encrypted payload ====
1267 +
1268 +
1269 +* (% style="color:#037691" %)**AT Command:**
1270 +
1271 +**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
1272 +
1273 +**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1274 +
1275 +
1276 +
1277 +
1278 +==== 3.4.2.22 Get sensor value ====
1279 +
1280 +
1281 +* (% style="color:#037691" %)**AT Command:**
1282 +
1283 +**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
1284 +
1285 +**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
1286 +
1287 +
1288 +
1289 +
1290 +==== 3.4.2.23 Resets the downlink packet count ====
1291 +
1292 +
1293 +* (% style="color:#037691" %)**AT Command:**
1294 +
1295 +**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)
1296 +
1297 +**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.
1298 +
1299 +
1300 +
1301 +
1302 +==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1303 +
1304 +
1305 +* (% style="color:#037691" %)**AT Command:**
1306 +
1307 + **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)
1308 +
1309 + **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.
1310 +
1311 +
1312 +* (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1313 +
1314 +**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
1315 +
1316 +
1317 +
1318 +
1319 +==== 3.4.2.25 Copy downlink to uplink ====
1320 +
1321 +
1322 +* (% style="color:#037691" %)**AT Command**(%%)**:**
1323 +
1324 + **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.
1325 +
1326 +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.
1327 +
1328 +
1329 +[[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"]]
1330 +
1331 +For example, sending 11 22 33 44 55 66 77 will return invalid configuration 00 11 22 33 44 55 66 77.
1332 +
1333 +
1334 +
1335 +[[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"]]
1336 +
1337 +For example, if 01 00 02 58 is issued, a valid configuration of 01 01 00 02 58 will be returned.
1338 +
1339 +
1340 +
1341 +==== 3.4.2.26 Query version number and frequency band 、TDC ====
1342 +
1343 +
1344 +* (((
1345 +(% style="color:#037691" %)**Downlink Payload**(%%)**:**
1346 +
1347 +**26 01  ** ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1348 +
1349 +
1350 +)))
1351 +
1352 +**Example：**
1353 +
1354 +[[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"]]
1355 +
1356 +
1357 +
1358 +)))
1359 +
1177 1177  == 3.5 Integrate with Mydevice ==
1178 1178  
1362 +
1179 1179  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:
1180 1180  
1181 1181  (((
... ... @@ -1184,14 +1184,15 @@
1184 1184  
1185 1185  (((
1186 1186  (% 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:
1371 +
1372 +
1187 1187  )))
1188 1188  
1189 -[[image:1653356737703-362.png||height="232" width="732"]]
1375 +[[image:image-20220719105525-1.png||height="377" width="677"]]
1190 1190  
1191 -[[image:image-20220524094641-11.png||height="390" width="723"]]
1192 1192  
1193 1193  
1194 -[[image:image-20220524094641-12.png||height="402" width="718"]]
1379 +[[image:image-20220719110247-2.png||height="388" width="683"]]
1195 1195  
1196 1196  
1197 1197  (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
... ... @@ -1224,8 +1224,10 @@
1224 1224  
1225 1225  == 3.6 Interface Detail ==
1226 1226  
1412 +
1227 1227  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1228 1228  
1415 +
1229 1229  Support NPN Type sensor
1230 1230  
1231 1231  [[image:1653356991268-289.png]]
... ... @@ -1234,6 +1234,7 @@
1234 1234  
1235 1235  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1236 1236  
1424 +
1237 1237  (((
1238 1238  The DI port of LT-22222-L can support NPN or PNP output sensor.
1239 1239  )))
... ... @@ -1240,7 +1240,9 @@
1240 1240  
1241 1241  (((
1242 1242  (((
1243 -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
1431 +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.
1432 +
1433 +
1244 1244  )))
1245 1245  )))
1246 1246  
... ... @@ -1265,10 +1265,10 @@
1265 1265  )))
1266 1266  
1267 1267  * (((
1268 -Connect sensor’s output to DI1-
1458 +Connect sensor's output to DI1-
1269 1269  )))
1270 1270  * (((
1271 -Connect sensor’s VCC to DI1+.
1461 +Connect sensor's VCC to DI1+.
1272 1272  )))
1273 1273  
1274 1274  (((
... ... @@ -1276,15 +1276,17 @@
1276 1276  )))
1277 1277  
1278 1278  (((
1279 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1469 +[[image:1653968155772-850.png||height="23" width="19"]]**= DI1**+** / 1K.**
1280 1280  )))
1281 1281  
1282 1282  (((
1283 -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.
1473 +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.
1284 1284  )))
1285 1285  
1286 1286  (((
1287 1287  
1478 +
1479 +
1288 1288  )))
1289 1289  
1290 1290  (((
... ... @@ -1296,10 +1296,10 @@
1296 1296  )))
1297 1297  
1298 1298  * (((
1299 -Connect sensor’s output to DI1+
1491 +Connect sensor's output to DI1+
1300 1300  )))
1301 1301  * (((
1302 -Connect sensor’s GND DI1-.
1494 +Connect sensor's GND DI1-.
1303 1303  )))
1304 1304  
1305 1305  (((
... ... @@ -1316,6 +1316,8 @@
1316 1316  
1317 1317  (((
1318 1318  
1511 +
1512 +
1319 1319  )))
1320 1320  
1321 1321  (((
... ... @@ -1327,10 +1327,10 @@
1327 1327  )))
1328 1328  
1329 1329  * (((
1330 -Connect sensor’s output to DI1+ with a serial 50K resistor
1524 +Connect sensor's output to DI1+ with a serial 50K resistor
1331 1331  )))
1332 1332  * (((
1333 -Connect sensor’s GND DI1-.
1527 +Connect sensor's GND DI1-.
1334 1334  )))
1335 1335  
1336 1336  (((
... ... @@ -1349,6 +1349,7 @@
1349 1349  
1350 1350  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1351 1351  
1546 +
1352 1352  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1353 1353  
1354 1354  [[image:1653357531600-905.png]]
... ... @@ -1357,6 +1357,7 @@
1357 1357  
1358 1358  === 3.6.4 Analog Input Interface ===
1359 1359  
1555 +
1360 1360  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:
1361 1361  
1362 1362  
... ... @@ -1388,6 +1388,7 @@
1388 1388  
1389 1389  === 3.6.5 Relay Output ===
1390 1390  
1587 +
1391 1391  (((
1392 1392  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:
1393 1393  )))
... ... @@ -1394,6 +1394,7 @@
1394 1394  
1395 1395  [[image:image-20220524100215-9.png]]
1396 1396  
1594 +
1397 1397  [[image:image-20220524100215-10.png||height="382" width="723"]]
1398 1398  
1399 1399  
... ... @@ -1400,6 +1400,7 @@
1400 1400  
1401 1401  == 3.7 LEDs Indicators ==
1402 1402  
1601 +
1403 1403  [[image:image-20220524100748-11.png]]
1404 1404  
1405 1405  
... ... @@ -1406,8 +1406,10 @@
1406 1406  
1407 1407  = 4. Use AT Command =
1408 1408  
1608 +
1409 1409  == 4.1 Access AT Command ==
1410 1410  
1611 +
1411 1411  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.
1412 1412  
1413 1413  [[image:1653358238933-385.png]]
... ... @@ -1612,6 +1612,7 @@
1612 1612  
1613 1613  == 4.2 Common AT Command Sequence ==
1614 1614  
1816 +
1615 1615  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1616 1616  
1617 1617  (((
... ... @@ -1722,6 +1722,8 @@
1722 1722  2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1723 1723  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.
1724 1724  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
1927 +
1928 +
1725 1725  )))
1726 1726  
1727 1727  (((
... ... @@ -1735,13 +1735,16 @@
1735 1735  
1736 1736  === 4.2.3 Change to Class A ===
1737 1737  
1942 +
1738 1738  If sensor JOINED
1739 1739  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1740 1740  ATZ
1741 1741  
1742 1742  
1948 +
1743 1743  = 5. FAQ =
1744 1744  
1951 +
1745 1745  == 5.1 How to upgrade the image? ==
1746 1746  
1747 1747  
... ... @@ -1758,12 +1758,14 @@
1758 1758  
1759 1759  (((
1760 1760  (% 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]].
1761 -(% 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/]].
1968 +(% 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]].
1762 1762  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1763 1763  
1764 1764  
1765 1765  (% style="color:blue" %)**For LT-22222-L**(%%):
1766 -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.
1973 +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.
1974 +
1975 +
1767 1767  )))
1768 1768  
1769 1769   [[image:image-20220524103407-12.png]]
... ... @@ -1775,6 +1775,7 @@
1775 1775  
1776 1776  (% 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:
1777 1777  
1987 +
1778 1778  [[image:1653360054704-518.png||height="186" width="745"]]
1779 1779  
1780 1780  
... ... @@ -1783,6 +1783,8 @@
1783 1783  
1784 1784  
1785 1785  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1996 +
1997 +
1786 1786  )))
1787 1787  )))
1788 1788  
... ... @@ -1793,7 +1793,10 @@
1793 1793  (((
1794 1794  
1795 1795  
2008 +
1796 1796  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2010 +
2011 +
1797 1797  )))
1798 1798  
1799 1799  (((
... ... @@ -1806,25 +1806,33 @@
1806 1806  (((
1807 1807  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1808 1808  
2024 +
1809 1809  
1810 1810  )))
1811 1811  )))
1812 1812  
1813 1813  (((
1814 -(% 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.
2030 +(% 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.
2031 +
2032 +
1815 1815  )))
1816 1816  
1817 1817  (((
1818 1818  [[image:1653360231087-571.png||height="401" width="727"]]
2037 +
2038 +
1819 1819  )))
1820 1820  
1821 1821  (((
1822 -(% 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.
2042 +(% 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.**
1823 1823  )))
1824 1824  
1825 1825  
2046 +
1826 1826  (((
1827 -(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
2048 +(% style="color:blue" %)**Step2**(%%)**:  **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
2049 +
2050 +
1828 1828  )))
1829 1829  
1830 1830  (((
... ... @@ -1848,16 +1848,21 @@
1848 1848  [[image:1653360498588-932.png||height="485" width="726"]]
1849 1849  
1850 1850  
2074 +
1851 1851  == 5.4 Can I see counting event in Serial? ==
1852 1852  
2077 +
1853 1853  (((
1854 -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.
2079 +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.
1855 1855  
1856 1856  
2082 +
1857 1857  == 5.5 Can i use point to point communication for LT-22222-L? ==
1858 1858  
2085 +
1859 1859  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1860 1860  
2088 +
1861 1861  
1862 1862  )))
1863 1863  
... ... @@ -1864,6 +1864,7 @@
1864 1864  (((
1865 1865  == 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
1866 1866  
2095 +
1867 1867  If the device is not shut down, but directly powered off.
1868 1868  
1869 1869  It will default that this is a power-off state.
... ... @@ -1873,12 +1873,24 @@
1873 1873  After restart, the status before power failure will be read from flash.
1874 1874  
1875 1875  
2105 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2106 +
2107 +LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2108 +
2109 +[[image:image-20221006170630-1.png||height="610" width="945"]]
2110 +
2111 +
2112 +
1876 1876  = 6. Trouble Shooting =
2114 +
2115 +
1877 1877  )))
1878 1878  
1879 1879  (((
1880 1880  (((
1881 -== 6.1 Downlink doesn’t work, how to solve it? ==
2120 +== 6.1 Downlink doesn't work, how to solve it? ==
2121 +
2122 +
1882 1882  )))
1883 1883  )))
1884 1884  
... ... @@ -1889,7 +1889,10 @@
1889 1889  (((
1890 1890  
1891 1891  
2133 +
1892 1892  == 6.2 Have trouble to upload image. ==
2135 +
2136 +
1893 1893  )))
1894 1894  
1895 1895  (((
... ... @@ -1899,7 +1899,10 @@
1899 1899  (((
1900 1900  
1901 1901  
1902 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
2146 +
2147 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2148 +
2149 +
1903 1903  )))
1904 1904  
1905 1905  (((
... ... @@ -1913,22 +1913,20 @@
1913 1913  
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
2165 +* (% style="color:red" %)**EU433**(%%):  LT with frequency bands EU433
2166 +* (% style="color:red" %)**EU868**(%%):  LT with frequency bands EU868
2167 +* (% style="color:red" %)**KR920**(%%):  LT with frequency bands KR920
2168 +* (% style="color:red" %)**CN470**(%%):  LT with frequency bands CN470
2169 +* (% style="color:red" %)**AS923**(%%):  LT with frequency bands AS923
2170 +* (% style="color:red" %)**AU915**(%%):  LT with frequency bands AU915
2171 +* (% style="color:red" %)**US915**(%%):  LT with frequency bands US915
2172 +* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2173 +* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
1928 1928  
1929 1929  
1930 1930  
1931 -
1932 1932  = 8. Packing Info =
1933 1933  
1934 1934  
... ... @@ -1948,9 +1948,9 @@
1948 1948  
1949 1949  
1950 1950  
1951 -
1952 1952  = 9. Support =
1953 1953  
2198 +
1954 1954  * (((
1955 1955  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.
1956 1956  )))
... ... @@ -1964,7 +1964,7 @@
1964 1964  
1965 1965  = 10. Reference​​​​​ =
1966 1966  
2212 +
1967 1967  * 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]]
1968 -* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
1969 -* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2214 +* [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
1970 1970  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
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