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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 77.8
edited by Xiaoling
on 2022/06/10 08:38
Change comment: There is no comment for this version
To version 66.19
edited by Xiaoling
on 2022/05/24 13:51
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  )))
... ... @@ -272,7 +272,6 @@
272 272  
273 273  [[image:1653298044601-602.png||height="405" width="709"]]
274 274  
275 -
276 276  == 3.3 Uplink Payload ==
277 277  
278 278  There are five working modes + one interrupt mode on LT for different type application:
... ... @@ -338,9 +338,7 @@
338 338  
339 339  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
340 340  
341 -(((
342 342  Total : 11 bytes payload
343 -)))
344 344  
345 345  [[image:image-20220523180452-3.png]]
346 346  
... ... @@ -354,79 +354,54 @@
354 354  * FIRST: Indicate this is the first packet after join network.
355 355  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
356 356  
357 -(((
358 358  (% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
359 -)))
360 360  
361 -(((
362 362  **To use counting mode, please run:**
363 -)))
364 364  
365 365  (% class="box infomessage" %)
366 366  (((
367 -(((
368 368  **AT+MOD=2**
369 369  )))
370 -)))
371 371  
372 372  (% class="box infomessage" %)
373 373  (((
374 -(((
375 375  **ATZ**
376 376  )))
377 -)))
378 378  
379 -(((
380 380  (% style="color:#4f81bd" %)**AT Commands for counting:**
381 -)))
382 382  
383 -(((
384 384  **For LT22222-L:**
385 -)))
386 386  
387 387  (% class="box infomessage" %)
388 388  (((
389 -(((
390 390  **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
391 391  )))
392 -)))
393 393  
394 394  (% class="box infomessage" %)
395 395  (((
396 -(((
397 397  **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
398 398  )))
399 -)))
400 400  
401 401  (% class="box infomessage" %)
402 402  (((
403 -(((
404 404  **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
405 405  )))
406 -)))
407 407  
408 408  (% class="box infomessage" %)
409 409  (((
410 -(((
411 411  **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
412 412  )))
413 -)))
414 414  
415 415  (% class="box infomessage" %)
416 416  (((
417 -(((
418 418  **AT+SETCNT=1,60   (Set COUNT1 value to 60)**
419 419  )))
420 -)))
421 421  
422 422  (% class="box infomessage" %)
423 423  (((
424 -(((
425 425  **AT+SETCNT=2,60   (Set COUNT2 value to 60)**
426 426  )))
427 -)))
428 428  
429 -
430 430  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
431 431  
432 432  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -443,34 +443,22 @@
443 443  * FIRST: Indicate this is the first packet after join network.
444 444  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
445 445  
446 -(((
447 447  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
448 -)))
449 449  
450 -(((
451 451  **To use counting mode, please run:**
452 -)))
453 453  
454 454  (% class="box infomessage" %)
455 455  (((
456 -(((
457 457  **AT+MOD=3**
458 458  )))
459 -)))
460 460  
461 461  (% class="box infomessage" %)
462 462  (((
463 -(((
464 464  **ATZ**
465 465  )))
466 -)))
467 467  
468 -(((
469 -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]].
470 470  
471 -
472 -)))
473 -
474 474  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
475 475  
476 476  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -489,69 +489,45 @@
489 489  * FIRST: Indicate this is the first packet after join network.
490 490  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
491 491  
492 -(((
493 493  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
494 -)))
495 495  
496 -(((
497 497  **To use this mode, please run:**
498 -)))
499 499  
500 500  (% class="box infomessage" %)
501 501  (((
502 -(((
503 503  **AT+MOD=4**
504 504  )))
505 -)))
506 506  
507 507  (% class="box infomessage" %)
508 508  (((
509 -(((
510 510  **ATZ**
511 511  )))
512 -)))
513 513  
514 -(((
515 -
516 -)))
517 517  
518 -(((
519 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
520 -)))
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]].
521 521  
522 -(((
523 523  **Plus below command for AVI1 Counting:**
524 -)))
525 525  
526 526  (% class="box infomessage" %)
527 527  (((
528 -(((
529 529  **AT+SETCNT=3,60   (set AVI Count to 60)**
530 530  )))
531 -)))
532 532  
533 533  (% class="box infomessage" %)
534 534  (((
535 -(((
536 536  **AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
537 537  )))
538 -)))
539 539  
540 540  (% class="box infomessage" %)
541 541  (((
542 -(((
543 543  **AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
544 544  )))
545 -)))
546 546  
547 547  (% class="box infomessage" %)
548 548  (((
549 -(((
550 550  **AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
551 551  )))
552 -)))
553 553  
554 -
555 555  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
556 556  
557 557  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -564,38 +564,24 @@
564 564  
565 565  * RO is for relay. ROx=1 : close，ROx=0 always open.
566 566  * FIRST: Indicate this is the first packet after join network.
567 -* (((
568 -DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
569 -)))
401 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
570 570  
571 -(((
572 572  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
573 -)))
574 574  
575 -(((
576 576  **To use this mode, please run:**
577 -)))
578 578  
579 579  (% class="box infomessage" %)
580 580  (((
581 -(((
582 582  **AT+MOD=5**
583 583  )))
584 -)))
585 585  
586 586  (% class="box infomessage" %)
587 587  (((
588 -(((
589 589  **ATZ**
590 590  )))
591 -)))
592 592  
593 -(((
594 -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]].
595 595  
596 -
597 -)))
598 -
599 599  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
600 600  
601 601  (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
... ... @@ -622,7 +622,6 @@
622 622  
623 623  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
624 624  
625 -
626 626  (% style="color:#4f81bd" %)**Trigger base on current**:
627 627  
628 628  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -631,7 +631,6 @@
631 631  
632 632  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
633 633  
634 -
635 635  (% style="color:#4f81bd" %)**Trigger base on DI status**:
636 636  
637 637  DI status trigger Flag.
... ... @@ -718,13 +718,10 @@
718 718  
719 719  When device got this command, it will send the MOD6 payload.
720 720  
721 -
722 722  === 3.3.7 Payload Decoder ===
723 723  
724 724  (((
725 725  **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/]]
726 -
727 -
728 728  )))
729 729  
730 730  == 3.4 ​Configure LT via AT or Downlink ==
... ... @@ -735,15 +735,14 @@
735 735  There are two kinds of Commands:
736 736  )))
737 737  
738 -* (% 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
739 739  
740 740  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
741 741  
742 742  === 3.4.1 Common Commands ===
743 743  
744 -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/]]
745 745  
746 -
747 747  === 3.4.2 Sensor related commands ===
748 748  
749 749  ==== 3.4.2.1 Set Transmit Interval ====
... ... @@ -766,7 +766,6 @@
766 766  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
767 767  )))
768 768  
769 -
770 770  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
771 771  
772 772  Set work mode.
... ... @@ -787,7 +787,6 @@
787 787  **0x0A aa     ~/~/ Same as AT+MOD=aa**
788 788  )))
789 789  
790 -
791 791  ==== 3.4.2.3 Poll an uplink ====
792 792  
793 793  * AT Command:
... ... @@ -803,10 +803,9 @@
803 803  
804 804  **Example**: 0x08FF, ask device to send an Uplink
805 805  
806 -
807 807  ==== 3.4.2.4 Enable Trigger Mode ====
808 808  
809 -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]]
810 810  
811 811  * AT Command:
812 812  
... ... @@ -826,7 +826,6 @@
826 826  **0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
827 827  )))
828 828  
829 -
830 830  ==== 3.4.2.5 Poll trigger settings ====
831 831  
832 832  Poll trigger settings,
... ... @@ -842,7 +842,6 @@
842 842  **0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
843 843  )))
844 844  
845 -
846 846  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
847 847  
848 848  Enable Disable DI1/DI2/DI2 as trigger,
... ... @@ -865,7 +865,6 @@
865 865  **0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
866 866  )))
867 867  
868 -
869 869  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
870 870  
871 871  Set DI1 or DI3(for LT-33222-L) trigger.
... ... @@ -892,7 +892,6 @@
892 892  **0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
893 893  )))
894 894  
895 -
896 896  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
897 897  
898 898  Set DI2 trigger.
... ... @@ -919,10 +919,9 @@
919 919  **0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
920 920  )))
921 921  
922 -
923 923  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
924 924  
925 -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]]
926 926  
927 927  * AT Command:
928 928  
... ... @@ -935,19 +935,18 @@
935 935  
936 936  (% class="box infomessage" %)
937 937  (((
938 -**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]]**
939 939  )))
940 940  
941 -
942 942  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
943 943  
944 -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]]
945 945  
946 946  * AT Command:
947 947  
948 948  (% class="box infomessage" %)
949 949  (((
950 -**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]]**
951 951  )))
952 952  
953 953  * Downlink Payload (prefix 0xAA 00 ):
... ... @@ -954,10 +954,9 @@
954 954  
955 955  (% class="box infomessage" %)
956 956  (((
957 -**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]] **
958 958  )))
959 959  
960 -
961 961  ==== 3.4.2.11 Trigger – Set minimum interval ====
962 962  
963 963  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
... ... @@ -976,7 +976,6 @@
976 976  **0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
977 977  )))
978 978  
979 -
980 980  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
981 981  
982 982  * AT Command:
... ... @@ -1019,10 +1019,8 @@
1019 1019  
1020 1020  (% class="box infomessage" %)
1021 1021  (((
1022 -(((
1023 1023  **0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
1024 1024  )))
1025 -)))
1026 1026  
1027 1027  This is to control the digital output time of DO pin. Include four bytes:
1028 1028  
... ... @@ -1151,13 +1151,13 @@
1151 1151  
1152 1152  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1153 1153  
1154 -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]]
1155 1155  
1156 1156  * AT Command:
1157 1157  
1158 1158  (% class="box infomessage" %)
1159 1159  (((
1160 -**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]]**
1161 1161  )))
1162 1162  
1163 1163  * Downlink Payload (prefix 0xA5):
... ... @@ -1167,7 +1167,6 @@
1167 1167  **0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1168 1168  )))
1169 1169  
1170 -
1171 1171  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1172 1172  
1173 1173  * AT Command:
... ... @@ -1192,7 +1192,6 @@
1192 1192  **0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1193 1193  )))
1194 1194  
1195 -
1196 1196  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1197 1197  
1198 1198  Clear counting for counting mode
... ... @@ -1211,7 +1211,6 @@
1211 1211  **0x A6 01     ~/~/ clear all counting,**
1212 1212  )))
1213 1213  
1214 -
1215 1215  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1216 1216  
1217 1217  * AT Command:
... ... @@ -1228,31 +1228,23 @@
1228 1228  **0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1229 1229  )))
1230 1230  
1231 -(((
1232 1232  range: aa bb cc:0 to 16777215,  (unit:second)
1233 1233  
1234 -
1235 -)))
1236 -
1237 1237  == 3.5 Integrate with Mydevice ==
1238 1238  
1239 1239  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:
1240 1240  
1241 -(((
1242 1242  **Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1243 -)))
1244 1244  
1245 -(((
1246 1246  **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:
1247 -)))
1248 1248  
1249 1249  [[image:1653356737703-362.png||height="232" width="732"]]
1250 1250  
1251 1251  [[image:image-20220524094641-11.png||height="390" width="723"]]
1252 1252  
1043 +
1253 1253  [[image:image-20220524094641-12.png||height="402" width="718"]]
1254 1254  
1255 -
1256 1256  **Step 3**: Create an account or log in Mydevices.
1257 1257  
1258 1258  **Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
... ... @@ -1261,7 +1261,6 @@
1261 1261  
1262 1262  [[image:1653356838789-523.png||height="337" width="740"]]
1263 1263  
1264 -
1265 1265  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1266 1266  
1267 1267  [[image:image-20220524094909-1.png||height="335" width="729"]]
... ... @@ -1274,7 +1274,6 @@
1274 1274  
1275 1275  [[image:image-20220524094909-5.png||height="341" width="734"]]
1276 1276  
1277 -
1278 1278  == 3.6 Interface Detail ==
1279 1279  
1280 1280  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1283,7 +1283,6 @@
1283 1283  
1284 1284  [[image:1653356991268-289.png]]
1285 1285  
1286 -
1287 1287  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1288 1288  
1289 1289  (((
... ... @@ -1299,105 +1299,51 @@
1299 1299  [[image:1653357170703-587.png]]
1300 1300  
1301 1301  (((
1302 -(((
1303 1303  When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1304 1304  )))
1305 -)))
1306 1306  
1307 -(((
1308 -
1309 -)))
1310 1310  
1311 -(((
1312 1312  **Example1**: Connect to a Low active sensor.
1313 -)))
1314 1314  
1315 -(((
1316 1316  This type of sensor will output a low signal GND when active.
1317 -)))
1318 1318  
1319 -* (((
1320 -Connect sensor’s output to DI1-
1321 -)))
1322 -* (((
1323 -Connect sensor’s VCC to DI1+.
1324 -)))
1097 +* Connect sensor’s output to DI1-
1098 +* Connect sensor’s VCC to DI1+.
1325 1325  
1326 -(((
1327 -So when sensor active, the current between NEC2501 pin1 and pin2 is：
1328 -)))
1100 +So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1329 1329  
1330 -(((
1331 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1332 -)))
1102 + //IF// = DI1+ / 1K.
1333 1333  
1334 -(((
1335 -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.
1336 -)))
1104 +If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1337 1337  
1338 -(((
1339 -
1340 -)))
1341 1341  
1342 -(((
1343 1343  **Example2**: Connect to a High active sensor.
1344 -)))
1345 1345  
1346 -(((
1347 1347  This type of sensor will output a high signal (example 24v) when active.
1348 -)))
1349 1349  
1350 -* (((
1351 -Connect sensor’s output to DI1+
1352 -)))
1353 -* (((
1354 -Connect sensor’s GND DI1-.
1355 -)))
1111 +* Connect sensor’s output to DI1+
1112 +* Connect sensor’s GND DI1-.
1356 1356  
1357 -(((
1358 1358  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1359 -)))
1360 1360  
1361 -(((
1362 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1363 -)))
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:/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.**
1364 1364  
1365 -(((
1366 -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.
1367 -)))
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:/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.
1368 1368  
1369 -(((
1370 -
1371 -)))
1372 1372  
1373 -(((
1374 1374  **Example3**: Connect to a 220v high active sensor.
1375 -)))
1376 1376  
1377 -(((
1378 1378  Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler  
1379 -)))
1380 1380  
1381 -* (((
1382 -Connect sensor’s output to DI1+ with a serial 50K resistor
1383 -)))
1384 -* (((
1385 -Connect sensor’s GND DI1-.
1386 -)))
1125 +* Connect sensor’s output to DI1+ with a serial 50K resistor
1126 +* Connect sensor’s GND DI1-.
1387 1387  
1388 -(((
1389 1389  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1390 -)))
1391 1391  
1392 -(((
1393 - [[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 51K.**
1394 -)))
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:/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.**
1395 1395  
1396 -(((
1397 -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.
1398 -)))
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.
1399 1399  
1400 -
1401 1401  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1402 1402  
1403 1403  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1404,7 +1404,6 @@
1404 1404  
1405 1405  [[image:1653357531600-905.png]]
1406 1406  
1407 -
1408 1408  === 3.6.4 Analog Input Interface ===
1409 1409  
1410 1410  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:
... ... @@ -1432,7 +1432,6 @@
1432 1432  
1433 1433  [[image:1653357648330-671.png||height="155" width="733"]]
1434 1434  
1435 -
1436 1436  === 3.6.5 Relay Output ===
1437 1437  
1438 1438  (((
... ... @@ -1443,12 +1443,10 @@
1443 1443  
1444 1444  [[image:image-20220524100215-10.png||height="382" width="723"]]
1445 1445  
1446 -
1447 1447  == 3.7 LEDs Indicators ==
1448 1448  
1449 1449  [[image:image-20220524100748-11.png]]
1450 1450  
1451 -
1452 1452  = 4. Use AT Command =
1453 1453  
1454 1454  == 4.1 Access AT Command ==
... ... @@ -1457,15 +1457,11 @@
1457 1457  
1458 1458  [[image:1653358238933-385.png]]
1459 1459  
1460 -(((
1461 1461  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:
1462 -)))
1463 1463  
1464 1464  [[image:1653358355238-883.png]]
1465 1465  
1466 -(((
1467 1467  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/]]
1468 -)))
1469 1469  
1470 1470  (((
1471 1471  AT+<CMD>?        : Help on <CMD>
... ... @@ -1649,8 +1649,6 @@
1649 1649  
1650 1650  (((
1651 1651  AT+CFG: Print all settings
1652 -
1653 -
1654 1654  )))
1655 1655  
1656 1656  == 4.2 Common AT Command Sequence ==
... ... @@ -1692,8 +1692,6 @@
1692 1692  
1693 1693  (((
1694 1694  (% style="background-color:#dcdcdc" %)ATZ
1695 -
1696 -
1697 1697  )))
1698 1698  
1699 1699  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
... ... @@ -1775,7 +1775,6 @@
1775 1775  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1776 1776  ATZ
1777 1777  
1778 -
1779 1779  = 5. FAQ =
1780 1780  
1781 1781  == 5.1 How to upgrade the image? ==
... ... @@ -1788,13 +1788,11 @@
1788 1788  Below shows the hardware connection for how to upload an image to the LT:
1789 1789  * [[image:1653359603330-121.png]]
1790 1790  
1791 -(((
1792 1792  **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]].
1793 1793  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1794 1794  **Step3: **Open flashloader; choose the correct COM port to update.
1795 1795  **For LT-22222-L**:
1796 1796  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.
1797 -)))
1798 1798  
1799 1799   [[image:image-20220524103407-12.png]]
1800 1800  
... ... @@ -1806,7 +1806,6 @@
1806 1806  
1807 1807  [[image:1653360054704-518.png||height="186" width="745"]]
1808 1808  
1809 -
1810 1810  (((
1811 1811  (((
1812 1812  == 5.2 How to change the LoRa Frequency Bands/Region? ==
... ... @@ -1814,9 +1814,7 @@
1814 1814  )))
1815 1815  
1816 1816  (((
1817 -User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1818 -
1819 -
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.
1820 1820  )))
1821 1821  
1822 1822  (((
... ... @@ -1843,15 +1843,10 @@
1843 1843  [[image:1653360231087-571.png||height="401" width="727"]]
1844 1844  )))
1845 1845  
1846 -(((
1847 1847  (% 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.
1848 -)))
1849 1849  
1850 -(((
1851 1851  (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1852 -)))
1853 1853  
1854 -(((
1855 1855  (% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1856 1856  (% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1857 1857  (% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
... ... @@ -1862,30 +1862,19 @@
1862 1862  (% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1863 1863  (% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1864 1864  (% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1865 -)))
1866 1866  
1867 -(((
1868 1868  As shown in below:
1869 -)))
1870 1870  
1871 1871  [[image:1653360498588-932.png||height="485" width="726"]]
1872 1872  
1873 -
1874 1874  == 5.4 Can I see counting event in Serial? ==
1875 1875  
1876 1876  (((
1877 1877  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.
1878 -
1879 -
1880 -== 5.5 Can i use point to point communication for LT-22222-L? ==
1881 -
1882 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1883 -
1884 -
1885 1885  )))
1886 1886  
1887 1887  (((
1888 -= 6. Trouble Shooting =
1587 += 6. Trouble Shooting  =
1889 1889  )))
1890 1890  
1891 1891  (((
... ... @@ -1895,21 +1895,25 @@
1895 1895  )))
1896 1896  
1897 1897  (((
1898 -Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1597 +Please see this link for how to debug:
1899 1899  
1900 -
1599 +[[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/]]
1901 1901  )))
1902 1902  
1903 1903  (((
1603 +[[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]]
1604 +)))
1605 +
1606 +(((
1904 1904  == 6.2 Have trouble to upload image. ==
1905 1905  )))
1906 1906  
1907 1907  (((
1908 -See this link for trouble shooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
1611 +See this link for trouble shooting:
1909 1909  )))
1910 1910  
1911 1911  (((
1912 -
1615 +[[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]]
1913 1913  )))
1914 1914  
1915 1915  (((
... ... @@ -1917,11 +1917,11 @@
1917 1917  )))
1918 1918  
1919 1919  (((
1920 -It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1623 +It might be about the channels mapping. Please see this link for detail:
1921 1921  )))
1922 1922  
1923 1923  (((
1924 -
1627 +[[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]]
1925 1925  )))
1926 1926  
1927 1927  (((
... ... @@ -1940,61 +1940,34 @@
1940 1940  )))
1941 1941  )))
1942 1942  
1943 -(((
1944 1944  * (((
1945 1945  (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1946 1946  )))
1947 -)))
1948 -
1949 -(((
1950 1950  * (((
1951 1951  (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1952 1952  )))
1953 -)))
1954 -
1955 -(((
1956 1956  * (((
1957 1957  (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1958 1958  )))
1959 -)))
1960 -
1961 -(((
1962 1962  * (((
1963 1963  (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1964 1964  )))
1965 -)))
1966 -
1967 -(((
1968 1968  * (((
1969 1969  (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1970 1970  )))
1971 -)))
1972 -
1973 -(((
1974 1974  * (((
1975 1975  (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1976 1976  )))
1977 -)))
1978 -
1979 -(((
1980 1980  * (((
1981 1981  (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1982 1982  )))
1983 -)))
1984 -
1985 -(((
1986 1986  * (((
1987 1987  (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1988 1988  )))
1989 -)))
1990 1990  
1991 1991  (((
1992 -* (((
1993 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1672 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1994 1994  
1995 -
1996 -)))
1997 -
1998 1998  = 8. Packing Info =
1999 1999  )))
2000 2000  
... ... @@ -2025,8 +2025,6 @@
2025 2025  * Device Weight: 105g
2026 2026  * Package Size / pcs : 14.5 x 8 x 5 cm
2027 2027  * Weight / pcs : 170g
2028 -
2029 -
2030 2030  )))
2031 2031  )))
2032 2032  
... ... @@ -2048,8 +2048,6 @@
2048 2048  (((
2049 2049  (((
2050 2050   [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2051 -
2052 -
2053 2053  )))
2054 2054  
2055 2055  (((
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