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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 77.9
edited by Xiaoling
on 2022/06/10 08:38
Change comment: There is no comment for this version
To version 66.15
edited by Xiaoling
on 2022/05/24 13:44
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -11,15 +11,12 @@
11 11  
12 12  
13 13  
14 -
15 -
16 -
17 17  = 1.Introduction =
18 18  
19 19  == 1.1 What is LT Series I/O Controller ==
20 20  
21 21  (((
22 -The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
19 +The Dragino LT series I/O Modules are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as: analog current Input, analog voltage input, relay output, digital input and digital output etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
23 23  )))
24 24  
25 25  (((
... ... @@ -27,7 +27,7 @@
27 27  )))
28 28  
29 29  (((
30 -The LT I/O Controllers is aiming to provide an (% style="color:blue" %)**easy and low cost installation** (%%)by using LoRa wireless technology.
27 +The LT I/O Controllers is aiming to provide a simple plug and play, low cost installation by using LoRaWAN wireless technology.
31 31  )))
32 32  
33 33  (((
... ... @@ -44,128 +44,48 @@
44 44  
45 45  (((
46 46  [[image:1653295757274-912.png]]
47 -
48 -
49 49  )))
50 50  
51 51  == 1.2  Specifications ==
52 52  
53 -(((
54 -
55 -
56 56  **Hardware System:**
57 -)))
58 58  
59 -* (((
60 -STM32L072CZT6 MCU
61 -)))
62 -* (((
63 -SX1276/78 Wireless Chip 
64 -)))
65 -* (((
66 -(((
67 -Power Consumption:
68 -)))
50 +* STM32L072CZT6 MCU
51 +* SX1276/78 Wireless Chip 
52 +* Power Consumption:
53 +** Idle: 4mA@12v
54 +** 20dB Transmit: 34mA@12v
69 69  
70 -* (((
71 -Idle: 4mA@12v
72 -)))
73 -* (((
74 -20dB Transmit: 34mA@12v
75 -)))
76 -)))
77 -
78 -
79 -(((
80 80  **Interface for Model: LT22222-L:**
81 -)))
82 82  
83 -* (((
84 -2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
85 -)))
86 -* (((
87 -2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
88 -)))
89 -* (((
90 -2 x Relay Output (5A@250VAC / 30VDC)
91 -)))
92 -* (((
93 -2 x 0~~20mA Analog Input (res:0.01mA)
94 -)))
95 -* (((
96 -2 x 0~~30V Analog Input (res:0.01v)
97 -)))
98 -* (((
99 -Power Input 7~~ 24V DC. 
100 -)))
58 +* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
59 +* 2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
60 +* 2 x Relay Output (5A@250VAC / 30VDC)
61 +* 2 x 0~~20mA Analog Input (res:0.01mA)
62 +* 2 x 0~~30V Analog Input (res:0.01v)
63 +* Power Input 7~~ 24V DC. 
101 101  
102 -
103 -(((
104 104  **LoRa Spec:**
105 -)))
106 106  
107 -* (((
108 -(((
109 -Frequency Range:
110 -)))
67 +* Frequency Range:
68 +** Band 1 (HF): 862 ~~ 1020 Mhz
69 +** Band 2 (LF): 410 ~~ 528 Mhz
70 +* 168 dB maximum link budget.
71 +* +20 dBm - 100 mW constant RF output vs.
72 +* +14 dBm high efficiency PA.
73 +* Programmable bit rate up to 300 kbps.
74 +* High sensitivity: down to -148 dBm.
75 +* Bullet-proof front end: IIP3 = -12.5 dBm.
76 +* Excellent blocking immunity.
77 +* Low RX current of 10.3 mA, 200 nA register retention.
78 +* Fully integrated synthesizer with a resolution of 61 Hz.
79 +* FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
80 +* Built-in bit synchronizer for clock recovery.
81 +* Preamble detection.
82 +* 127 dB Dynamic Range RSSI.
83 +* Automatic RF Sense and CAD with ultra-fast AFC.
84 +* Packet engine up to 256 bytes with CRC.
111 111  
112 -* (((
113 -Band 1 (HF): 862 ~~ 1020 Mhz
114 -)))
115 -* (((
116 -Band 2 (LF): 410 ~~ 528 Mhz
117 -)))
118 -)))
119 -* (((
120 -168 dB maximum link budget.
121 -)))
122 -* (((
123 -+20 dBm - 100 mW constant RF output vs.
124 -)))
125 -* (((
126 -+14 dBm high efficiency PA.
127 -)))
128 -* (((
129 -Programmable bit rate up to 300 kbps.
130 -)))
131 -* (((
132 -High sensitivity: down to -148 dBm.
133 -)))
134 -* (((
135 -Bullet-proof front end: IIP3 = -12.5 dBm.
136 -)))
137 -* (((
138 -Excellent blocking immunity.
139 -)))
140 -* (((
141 -Low RX current of 10.3 mA, 200 nA register retention.
142 -)))
143 -* (((
144 -Fully integrated synthesizer with a resolution of 61 Hz.
145 -)))
146 -* (((
147 -FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
148 -)))
149 -* (((
150 -Built-in bit synchronizer for clock recovery.
151 -)))
152 -* (((
153 -Preamble detection.
154 -)))
155 -* (((
156 -127 dB Dynamic Range RSSI.
157 -)))
158 -* (((
159 -Automatic RF Sense and CAD with ultra-fast AFC.
160 -)))
161 -* (((
162 -Packet engine up to 256 bytes with CRC.
163 -
164 -
165 -)))
166 -
167 -
168 -
169 169  == 1.3 Features ==
170 170  
171 171  * LoRaWAN Class A & Class C protocol
... ... @@ -176,8 +176,6 @@
176 176  * Firmware upgradable via program port
177 177  * Counting
178 178  
179 -
180 -
181 181  == 1.4  Applications ==
182 182  
183 183  * Smart Buildings & Home Automation
... ... @@ -187,8 +187,6 @@
187 187  * Smart Cities
188 188  * Smart Factory
189 189  
190 -
191 -
192 192  == 1.5 Hardware Variants ==
193 193  
194 194  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -202,8 +202,6 @@
202 202  * 1 x Counting Port
203 203  )))
204 204  
205 -
206 -
207 207  = 2. Power ON Device =
208 208  
209 209  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.
... ... @@ -214,32 +214,21 @@
214 214  
215 215  [[image:1653297104069-180.png]]
216 216  
217 -
218 -
219 219  = 3. Operation Mode =
220 220  
221 221  == 3.1 How it works? ==
222 222  
223 -(((
224 224  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. 
225 -)))
226 226  
227 -(((
228 -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.
134 +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>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H4.UseATCommand]] to set the keys in the devices.
229 229  
230 -
231 -)))
136 +3.2 Example to join LoRaWAN network
232 232  
233 -
234 -
235 -== 3.2 Example to join LoRaWAN network ==
236 -
237 -(((
238 238  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. 
239 -)))
240 240  
241 241  [[image:image-20220523172350-1.png||height="266" width="864"]]
242 242  
142 +
243 243  (((
244 244  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:
245 245  )))
... ... @@ -260,12 +260,10 @@
260 260  
261 261  [[image:1653297955910-247.png||height="321" width="716"]]
262 262  
263 -
264 264  Add APP KEY and DEV EUI
265 265  
266 266  [[image:1653298023685-319.png]]
267 267  
268 -
269 269  (((
270 270  **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  )))
... ... @@ -272,8 +272,6 @@
272 272  
273 273  [[image:1653298044601-602.png||height="405" width="709"]]
274 274  
275 -
276 -
277 277  == 3.3 Uplink Payload ==
278 278  
279 279  There are five working modes + one interrupt mode on LT for different type application:
... ... @@ -339,9 +339,7 @@
339 339  
340 340  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
341 341  
342 -(((
343 343  Total : 11 bytes payload
344 -)))
345 345  
346 346  [[image:image-20220523180452-3.png]]
347 347  
... ... @@ -355,79 +355,54 @@
355 355  * FIRST: Indicate this is the first packet after join network.
356 356  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
357 357  
358 -(((
359 359  (% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
360 -)))
361 361  
362 -(((
363 363  **To use counting mode, please run:**
364 -)))
365 365  
366 366  (% class="box infomessage" %)
367 367  (((
368 -(((
369 369  **AT+MOD=2**
370 370  )))
371 -)))
372 372  
373 373  (% class="box infomessage" %)
374 374  (((
375 -(((
376 376  **ATZ**
377 377  )))
378 -)))
379 379  
380 -(((
381 381  (% style="color:#4f81bd" %)**AT Commands for counting:**
382 -)))
383 383  
384 -(((
385 385  **For LT22222-L:**
386 -)))
387 387  
388 388  (% class="box infomessage" %)
389 389  (((
390 -(((
391 391  **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
392 392  )))
393 -)))
394 394  
395 395  (% class="box infomessage" %)
396 396  (((
397 -(((
398 398  **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
399 399  )))
400 -)))
401 401  
402 402  (% class="box infomessage" %)
403 403  (((
404 -(((
405 405  **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
406 406  )))
407 -)))
408 408  
409 409  (% class="box infomessage" %)
410 410  (((
411 -(((
412 412  **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
413 413  )))
414 -)))
415 415  
416 416  (% class="box infomessage" %)
417 417  (((
418 -(((
419 419  **AT+SETCNT=1,60   (Set COUNT1 value to 60)**
420 420  )))
421 -)))
422 422  
423 423  (% class="box infomessage" %)
424 424  (((
425 -(((
426 426  **AT+SETCNT=2,60   (Set COUNT2 value to 60)**
427 427  )))
428 -)))
429 429  
430 -
431 431  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
432 432  
433 433  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -444,34 +444,22 @@
444 444  * FIRST: Indicate this is the first packet after join network.
445 445  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
446 446  
447 -(((
448 448  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
449 -)))
450 450  
451 -(((
452 452  **To use counting mode, please run:**
453 -)))
454 454  
455 455  (% class="box infomessage" %)
456 456  (((
457 -(((
458 458  **AT+MOD=3**
459 459  )))
460 -)))
461 461  
462 462  (% class="box infomessage" %)
463 463  (((
464 -(((
465 465  **ATZ**
466 466  )))
467 -)))
468 468  
469 -(((
470 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
330 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
471 471  
472 -
473 -)))
474 -
475 475  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
476 476  
477 477  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -490,69 +490,45 @@
490 490  * FIRST: Indicate this is the first packet after join network.
491 491  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
492 492  
493 -(((
494 494  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
495 -)))
496 496  
497 -(((
498 498  **To use this mode, please run:**
499 -)))
500 500  
501 501  (% class="box infomessage" %)
502 502  (((
503 -(((
504 504  **AT+MOD=4**
505 505  )))
506 -)))
507 507  
508 508  (% class="box infomessage" %)
509 509  (((
510 -(((
511 511  **ATZ**
512 512  )))
513 -)))
514 514  
515 -(((
516 -
517 -)))
518 518  
519 -(((
520 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
521 -)))
365 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
522 522  
523 -(((
524 524  **Plus below command for AVI1 Counting:**
525 -)))
526 526  
527 527  (% class="box infomessage" %)
528 528  (((
529 -(((
530 530  **AT+SETCNT=3,60   (set AVI Count to 60)**
531 531  )))
532 -)))
533 533  
534 534  (% class="box infomessage" %)
535 535  (((
536 -(((
537 537  **AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
538 538  )))
539 -)))
540 540  
541 541  (% class="box infomessage" %)
542 542  (((
543 -(((
544 544  **AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
545 545  )))
546 -)))
547 547  
548 548  (% class="box infomessage" %)
549 549  (((
550 -(((
551 551  **AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
552 552  )))
553 -)))
554 554  
555 -
556 556  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
557 557  
558 558  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -565,38 +565,24 @@
565 565  
566 566  * RO is for relay. ROx=1 : close，ROx=0 always open.
567 567  * FIRST: Indicate this is the first packet after join network.
568 -* (((
569 -DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
570 -)))
401 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
571 571  
572 -(((
573 573  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
574 -)))
575 575  
576 -(((
577 577  **To use this mode, please run:**
578 -)))
579 579  
580 580  (% class="box infomessage" %)
581 581  (((
582 -(((
583 583  **AT+MOD=5**
584 584  )))
585 -)))
586 586  
587 587  (% class="box infomessage" %)
588 588  (((
589 -(((
590 590  **ATZ**
591 591  )))
592 -)))
593 593  
594 -(((
595 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
417 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:http://8.211.40.43/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.2AT2BMOD3D22C28DoubleDICounting29]].
596 596  
597 -
598 -)))
599 -
600 600  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
601 601  
602 602  (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
... ... @@ -623,7 +623,6 @@
623 623  
624 624  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
625 625  
626 -
627 627  (% style="color:#4f81bd" %)**Trigger base on current**:
628 628  
629 629  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -632,7 +632,6 @@
632 632  
633 633  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
634 634  
635 -
636 636  (% style="color:#4f81bd" %)**Trigger base on DI status**:
637 637  
638 638  DI status trigger Flag.
... ... @@ -719,13 +719,10 @@
719 719  
720 720  When device got this command, it will send the MOD6 payload.
721 721  
722 -
723 723  === 3.3.7 Payload Decoder ===
724 724  
725 725  (((
726 726  **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/]]
727 -
728 -
729 729  )))
730 730  
731 731  == 3.4 ​Configure LT via AT or Downlink ==
... ... @@ -736,15 +736,14 @@
736 736  There are two kinds of Commands:
737 737  )))
738 738  
739 -* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, 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]]
553 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
740 740  
741 741  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
742 742  
743 743  === 3.4.1 Common Commands ===
744 744  
745 -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]]
559 +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>>http://8.211.40.43:8080/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
746 746  
747 -
748 748  === 3.4.2 Sensor related commands ===
749 749  
750 750  ==== 3.4.2.1 Set Transmit Interval ====
... ... @@ -767,7 +767,6 @@
767 767  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
768 768  )))
769 769  
770 -
771 771  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
772 772  
773 773  Set work mode.
... ... @@ -788,7 +788,6 @@
788 788  **0x0A aa     ~/~/ Same as AT+MOD=aa**
789 789  )))
790 790  
791 -
792 792  ==== 3.4.2.3 Poll an uplink ====
793 793  
794 794  * AT Command:
... ... @@ -804,10 +804,9 @@
804 804  
805 805  **Example**: 0x08FF, ask device to send an Uplink
806 806  
807 -
808 808  ==== 3.4.2.4 Enable Trigger Mode ====
809 809  
810 -Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
620 +Use of trigger mode, please check [[ADDMOD6>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
811 811  
812 812  * AT Command:
813 813  
... ... @@ -827,7 +827,6 @@
827 827  **0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
828 828  )))
829 829  
830 -
831 831  ==== 3.4.2.5 Poll trigger settings ====
832 832  
833 833  Poll trigger settings,
... ... @@ -843,7 +843,6 @@
843 843  **0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
844 844  )))
845 845  
846 -
847 847  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
848 848  
849 849  Enable Disable DI1/DI2/DI2 as trigger,
... ... @@ -866,7 +866,6 @@
866 866  **0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
867 867  )))
868 868  
869 -
870 870  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
871 871  
872 872  Set DI1 or DI3(for LT-33222-L) trigger.
... ... @@ -893,7 +893,6 @@
893 893  **0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
894 894  )))
895 895  
896 -
897 897  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
898 898  
899 899  Set DI2 trigger.
... ... @@ -920,10 +920,9 @@
920 920  **0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
921 921  )))
922 922  
923 -
924 924  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
925 925  
926 -Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
731 +Set current trigger , base on AC port. See [[trigger mode>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
927 927  
928 928  * AT Command:
929 929  
... ... @@ -936,19 +936,18 @@
936 936  
937 937  (% class="box infomessage" %)
938 938  (((
939 -**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
744 +**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
940 940  )))
941 941  
942 -
943 943  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
944 944  
945 -Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
749 +Set current trigger , base on AV port. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
946 946  
947 947  * AT Command:
948 948  
949 949  (% class="box infomessage" %)
950 950  (((
951 -**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
755 +**AT+AVLIM. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
952 952  )))
953 953  
954 954  * Downlink Payload (prefix 0xAA 00 ):
... ... @@ -955,10 +955,9 @@
955 955  
956 956  (% class="box infomessage" %)
957 957  (((
958 -**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
762 +**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]] **
959 959  )))
960 960  
961 -
962 962  ==== 3.4.2.11 Trigger – Set minimum interval ====
963 963  
964 964  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
... ... @@ -977,7 +977,6 @@
977 977  **0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
978 978  )))
979 979  
980 -
981 981  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
982 982  
983 983  * AT Command:
... ... @@ -1020,10 +1020,8 @@
1020 1020  
1021 1021  (% class="box infomessage" %)
1022 1022  (((
1023 -(((
1024 1024  **0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
1025 1025  )))
1026 -)))
1027 1027  
1028 1028  This is to control the digital output time of DO pin. Include four bytes:
1029 1029  
... ... @@ -1152,13 +1152,13 @@
1152 1152  
1153 1153  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1154 1154  
1155 -When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
955 +When voltage exceed the threshold, count. Feature see [[MOD4>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]
1156 1156  
1157 1157  * AT Command:
1158 1158  
1159 1159  (% class="box infomessage" %)
1160 1160  (((
1161 -**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
961 +**AT+VOLMAX    ~/~/ See [[MOD4>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]**
1162 1162  )))
1163 1163  
1164 1164  * Downlink Payload (prefix 0xA5):
... ... @@ -1168,7 +1168,6 @@
1168 1168  **0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1169 1169  )))
1170 1170  
1171 -
1172 1172  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1173 1173  
1174 1174  * AT Command:
... ... @@ -1193,7 +1193,6 @@
1193 1193  **0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1194 1194  )))
1195 1195  
1196 -
1197 1197  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1198 1198  
1199 1199  Clear counting for counting mode
... ... @@ -1212,7 +1212,6 @@
1212 1212  **0x A6 01     ~/~/ clear all counting,**
1213 1213  )))
1214 1214  
1215 -
1216 1216  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1217 1217  
1218 1218  * AT Command:
... ... @@ -1229,31 +1229,23 @@
1229 1229  **0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1230 1230  )))
1231 1231  
1232 -(((
1233 1233  range: aa bb cc:0 to 16777215,  (unit:second)
1234 1234  
1235 -
1236 -)))
1237 -
1238 1238  == 3.5 Integrate with Mydevice ==
1239 1239  
1240 1240  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:
1241 1241  
1242 -(((
1243 1243  **Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1244 -)))
1245 1245  
1246 -(((
1247 1247  **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:
1248 -)))
1249 1249  
1250 1250  [[image:1653356737703-362.png||height="232" width="732"]]
1251 1251  
1252 1252  [[image:image-20220524094641-11.png||height="390" width="723"]]
1253 1253  
1043 +
1254 1254  [[image:image-20220524094641-12.png||height="402" width="718"]]
1255 1255  
1256 -
1257 1257  **Step 3**: Create an account or log in Mydevices.
1258 1258  
1259 1259  **Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
... ... @@ -1262,7 +1262,6 @@
1262 1262  
1263 1263  [[image:1653356838789-523.png||height="337" width="740"]]
1264 1264  
1265 -
1266 1266  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1267 1267  
1268 1268  [[image:image-20220524094909-1.png||height="335" width="729"]]
... ... @@ -1275,7 +1275,6 @@
1275 1275  
1276 1276  [[image:image-20220524094909-5.png||height="341" width="734"]]
1277 1277  
1278 -
1279 1279  == 3.6 Interface Detail ==
1280 1280  
1281 1281  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1284,7 +1284,6 @@
1284 1284  
1285 1285  [[image:1653356991268-289.png]]
1286 1286  
1287 -
1288 1288  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1289 1289  
1290 1290  (((
... ... @@ -1300,105 +1300,51 @@
1300 1300  [[image:1653357170703-587.png]]
1301 1301  
1302 1302  (((
1303 -(((
1304 1304  When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1305 1305  )))
1306 -)))
1307 1307  
1308 -(((
1309 -
1310 -)))
1311 1311  
1312 -(((
1313 1313  **Example1**: Connect to a Low active sensor.
1314 -)))
1315 1315  
1316 -(((
1317 1317  This type of sensor will output a low signal GND when active.
1318 -)))
1319 1319  
1320 -* (((
1321 -Connect sensor’s output to DI1-
1322 -)))
1323 -* (((
1324 -Connect sensor’s VCC to DI1+.
1325 -)))
1097 +* Connect sensor’s output to DI1-
1098 +* Connect sensor’s VCC to DI1+.
1326 1326  
1327 -(((
1328 -So when sensor active, the current between NEC2501 pin1 and pin2 is：
1329 -)))
1100 +So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1330 1330  
1331 -(((
1332 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1333 -)))
1102 + //IF// = DI1+ / 1K.
1334 1334  
1335 -(((
1336 -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.
1337 -)))
1104 +If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1338 1338  
1339 -(((
1340 -
1341 -)))
1342 1342  
1343 -(((
1344 1344  **Example2**: Connect to a High active sensor.
1345 -)))
1346 1346  
1347 -(((
1348 1348  This type of sensor will output a high signal (example 24v) when active.
1349 -)))
1350 1350  
1351 -* (((
1352 -Connect sensor’s output to DI1+
1353 -)))
1354 -* (((
1355 -Connect sensor’s GND DI1-.
1356 -)))
1111 +* Connect sensor’s output to DI1+
1112 +* Connect sensor’s GND DI1-.
1357 1357  
1358 -(((
1359 1359  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1360 -)))
1361 1361  
1362 -(((
1363 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1364 -)))
1116 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
1365 1365  
1366 -(((
1367 -If **DI1+ = 24v**, the[[image:1653968155772-850.png||height="23" width="19"]] 24mA , So the LT-22222-L will be able to detect this high active signal.
1368 -)))
1118 +If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1369 1369  
1370 -(((
1371 -
1372 -)))
1373 1373  
1374 -(((
1375 1375  **Example3**: Connect to a 220v high active sensor.
1376 -)))
1377 1377  
1378 -(((
1379 1379  Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler  
1380 -)))
1381 1381  
1382 -* (((
1383 -Connect sensor’s output to DI1+ with a serial 50K resistor
1384 -)))
1385 -* (((
1386 -Connect sensor’s GND DI1-.
1387 -)))
1125 +* Connect sensor’s output to DI1+ with a serial 50K resistor
1126 +* Connect sensor’s GND DI1-.
1388 1388  
1389 -(((
1390 1390  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1391 -)))
1392 1392  
1393 -(((
1394 - [[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 51K.**
1395 -)))
1130 + [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
1396 1396  
1397 -(((
1398 -If sensor output is 220v, the [[image:1653968155772-850.png||height="23" width="19"]](% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1399 -)))
1132 +If sensor output is 220v, the (% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1400 1400  
1401 -
1402 1402  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1403 1403  
1404 1404  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1405,7 +1405,6 @@
1405 1405  
1406 1406  [[image:1653357531600-905.png]]
1407 1407  
1408 -
1409 1409  === 3.6.4 Analog Input Interface ===
1410 1410  
1411 1411  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:
... ... @@ -1433,7 +1433,6 @@
1433 1433  
1434 1434  [[image:1653357648330-671.png||height="155" width="733"]]
1435 1435  
1436 -
1437 1437  === 3.6.5 Relay Output ===
1438 1438  
1439 1439  (((
... ... @@ -1444,12 +1444,10 @@
1444 1444  
1445 1445  [[image:image-20220524100215-10.png||height="382" width="723"]]
1446 1446  
1447 -
1448 1448  == 3.7 LEDs Indicators ==
1449 1449  
1450 1450  [[image:image-20220524100748-11.png]]
1451 1451  
1452 -
1453 1453  = 4. Use AT Command =
1454 1454  
1455 1455  == 4.1 Access AT Command ==
... ... @@ -1458,15 +1458,11 @@
1458 1458  
1459 1459  [[image:1653358238933-385.png]]
1460 1460  
1461 -(((
1462 1462  In PC, User needs to set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**)(%%) to active it. As shown below:
1463 -)))
1464 1464  
1465 1465  [[image:1653358355238-883.png]]
1466 1466  
1467 -(((
1468 1468  More detail AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1469 -)))
1470 1470  
1471 1471  (((
1472 1472  AT+<CMD>?        : Help on <CMD>
... ... @@ -1650,8 +1650,6 @@
1650 1650  
1651 1651  (((
1652 1652  AT+CFG: Print all settings
1653 -
1654 -
1655 1655  )))
1656 1656  
1657 1657  == 4.2 Common AT Command Sequence ==
... ... @@ -1693,8 +1693,6 @@
1693 1693  
1694 1694  (((
1695 1695  (% style="background-color:#dcdcdc" %)ATZ
1696 -
1697 -
1698 1698  )))
1699 1699  
1700 1700  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
... ... @@ -1776,7 +1776,6 @@
1776 1776  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1777 1777  ATZ
1778 1778  
1779 -
1780 1780  = 5. FAQ =
1781 1781  
1782 1782  == 5.1 How to upgrade the image? ==
... ... @@ -1789,13 +1789,11 @@
1789 1789  Below shows the hardware connection for how to upload an image to the LT:
1790 1790  * [[image:1653359603330-121.png]]
1791 1791  
1792 -(((
1793 1793  **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]].
1794 1794  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1795 1795  **Step3: **Open flashloader; choose the correct COM port to update.
1796 1796  **For LT-22222-L**:
1797 1797  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.
1798 -)))
1799 1799  
1800 1800   [[image:image-20220524103407-12.png]]
1801 1801  
... ... @@ -1807,7 +1807,6 @@
1807 1807  
1808 1808  [[image:1653360054704-518.png||height="186" width="745"]]
1809 1809  
1810 -
1811 1811  (((
1812 1812  (((
1813 1813  == 5.2 How to change the LoRa Frequency Bands/Region? ==
... ... @@ -1815,9 +1815,7 @@
1815 1815  )))
1816 1816  
1817 1817  (((
1818 -User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1819 -
1820 -
1534 +User can follow the introduction for [[how to upgrade image>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H5.1Howtoupgradetheimage3F]]. When download the images, choose the required image file for download.
1821 1821  )))
1822 1822  
1823 1823  (((
... ... @@ -1837,6 +1837,10 @@
1837 1837  )))
1838 1838  
1839 1839  (((
1554 +
1555 +)))
1556 +
1557 +(((
1840 1840  (% 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.
1841 1841  )))
1842 1842  
... ... @@ -1844,15 +1844,10 @@
1844 1844  [[image:1653360231087-571.png||height="401" width="727"]]
1845 1845  )))
1846 1846  
1847 -(((
1848 1848  (% 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.
1849 -)))
1850 1850  
1851 -(((
1852 1852  (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1853 -)))
1854 1854  
1855 -(((
1856 1856  (% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1857 1857  (% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1858 1858  (% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
... ... @@ -1863,30 +1863,19 @@
1863 1863  (% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1864 1864  (% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1865 1865  (% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1866 -)))
1867 1867  
1868 -(((
1869 1869  As shown in below:
1870 -)))
1871 1871  
1872 1872  [[image:1653360498588-932.png||height="485" width="726"]]
1873 1873  
1874 -
1875 1875  == 5.4 Can I see counting event in Serial? ==
1876 1876  
1877 1877  (((
1878 1878  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.
1879 -
1880 -
1881 -== 5.5 Can i use point to point communication for LT-22222-L? ==
1882 -
1883 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1884 -
1885 -
1886 1886  )))
1887 1887  
1888 1888  (((
1889 -= 6. Trouble Shooting =
1591 += 6. Trouble Shooting   =
1890 1890  )))
1891 1891  
1892 1892  (((
... ... @@ -1896,21 +1896,25 @@
1896 1896  )))
1897 1897  
1898 1898  (((
1899 -Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1601 +Please see this link for how to debug:
1900 1900  
1901 -
1603 +[[http:~~/~~/8.211.40.43:8080/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/>>http://8.211.40.43:8080/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/]]
1902 1902  )))
1903 1903  
1904 1904  (((
1607 +[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work]]
1608 +)))
1609 +
1610 +(((
1905 1905  == 6.2 Have trouble to upload image. ==
1906 1906  )))
1907 1907  
1908 1908  (((
1909 -See this link for trouble shooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
1615 +See this link for trouble shooting:
1910 1910  )))
1911 1911  
1912 1912  (((
1913 -
1619 +[[http:~~/~~/wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting>>url:http://wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting]]
1914 1914  )))
1915 1915  
1916 1916  (((
... ... @@ -1918,11 +1918,11 @@
1918 1918  )))
1919 1919  
1920 1920  (((
1921 -It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1627 +It might be about the channels mapping. Please see this link for detail:
1922 1922  )))
1923 1923  
1924 1924  (((
1925 -
1631 +[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
1926 1926  )))
1927 1927  
1928 1928  (((
... ... @@ -1931,86 +1931,71 @@
1931 1931  
1932 1932  (((
1933 1933  (((
1934 -(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1640 +**LT-22222-L-XXX:**
1935 1935  )))
1936 1936  )))
1937 1937  
1938 1938  (((
1939 1939  (((
1940 -(% style="color:#4f81bd" %)**XXX:**
1646 +**XXX:**
1941 1941  )))
1942 1942  )))
1943 1943  
1944 -(((
1945 1945  * (((
1946 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1651 +**EU433**: LT with frequency bands EU433
1947 1947  )))
1653 +* (((
1654 +**EU868**: LT with frequency bands EU868
1948 1948  )))
1949 -
1950 -(((
1951 1951  * (((
1952 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1657 +**KR920**: LT with frequency bands KR920
1953 1953  )))
1659 +* (((
1660 +**CN470**: LT with frequency bands CN470
1954 1954  )))
1955 -
1956 -(((
1957 1957  * (((
1958 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1663 +**AS923**: LT with frequency bands AS923
1959 1959  )))
1665 +* (((
1666 +**AU915**: LT with frequency bands AU915
1960 1960  )))
1961 -
1962 -(((
1963 1963  * (((
1964 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1669 +**US915**: LT with frequency bands US915
1965 1965  )))
1966 -)))
1967 -
1968 -(((
1969 1969  * (((
1970 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1672 +**IN865**: LT with frequency bands IN865
1971 1971  )))
1972 -)))
1973 1973  
1974 1974  (((
1975 -* (((
1976 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1676 +* **CN779**: LT with frequency bands CN779
1677 +
1678 += 8. Packing Info =
1977 1977  )))
1978 -)))
1979 1979  
1980 1980  (((
1981 -* (((
1982 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1682 +(((
1683 +**Package Includes**:
1983 1983  )))
1984 1984  )))
1985 1985  
1986 -(((
1987 1987  * (((
1988 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1688 +(((
1689 +LT I/O Controller x 1
1989 1989  )))
1990 1990  )))
1991 -
1992 -(((
1993 1993  * (((
1994 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1995 -
1996 -
1693 +(((
1694 +Stick Antenna for LoRa RF part x 1
1997 1997  )))
1998 -
1999 -= 8. Packing Info =
2000 2000  )))
2001 -
1697 +* (((
2002 2002  (((
2003 -(((
2004 -**Package Includes**:
1699 +Bracket for controller x1
2005 2005  )))
2006 2006  )))
2007 -
1702 +* (((
2008 2008  (((
2009 -(((
2010 -* LT-22222-L I/O Controller x 1
2011 -* Stick Antenna for LoRa RF part x 1
2012 -* Bracket for controller x1
2013 -* Program cable x 1
1704 +Program cable x 1
2014 2014  )))
2015 2015  )))
2016 2016  
... ... @@ -2026,8 +2026,6 @@
2026 2026  * Device Weight: 105g
2027 2027  * Package Size / pcs : 14.5 x 8 x 5 cm
2028 2028  * Weight / pcs : 170g
2029 -
2030 -
2031 2031  )))
2032 2032  )))
2033 2033  
... ... @@ -2049,8 +2049,6 @@
2049 2049  (((
2050 2050  (((
2051 2051   [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2052 -
2053 -
2054 2054  )))
2055 2055  
2056 2056  (((
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