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... ... @@ -4,8 +4,13 @@
4 4  **LT-22222-L LoRa IO Controller User Manual **
5 5  
6 6  
7 +**Table of Contents:**
7 7  
9 +{{toc/}}
8 8  
11 +
12 +
13 +
9 9  = 1.Introduction =
10 10  
11 11  == 1.1 What is LT Series I/O Controller ==
... ... @@ -36,48 +36,122 @@
36 36  
37 37  (((
38 38  [[image:1653295757274-912.png]]
44 +
45 +
39 39  )))
40 40  
41 41  == 1.2  Specifications ==
42 42  
50 +(((
43 43  **Hardware System:**
52 +)))
44 44  
45 -* STM32L072CZT6 MCU
46 -* SX1276/78 Wireless Chip 
47 -* Power Consumption:
48 -** Idle: 4mA@12v
49 -** 20dB Transmit: 34mA@12v
54 +* (((
55 +STM32L072CZT6 MCU
56 +)))
57 +* (((
58 +SX1276/78 Wireless Chip 
59 +)))
60 +* (((
61 +(((
62 +Power Consumption:
63 +)))
50 50  
65 +* (((
66 +Idle: 4mA@12v
67 +)))
68 +* (((
69 +20dB Transmit: 34mA@12v
70 +)))
71 +)))
72 +
73 +(((
51 51  **Interface for Model: LT22222-L:**
75 +)))
52 52  
53 -* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
54 -* 2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
55 -* 2 x Relay Output (5A@250VAC / 30VDC)
56 -* 2 x 0~~20mA Analog Input (res:0.01mA)
57 -* 2 x 0~~30V Analog Input (res:0.01v)
58 -* Power Input 7~~ 24V DC. 
77 +* (((
78 +2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
79 +)))
80 +* (((
81 +2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
82 +)))
83 +* (((
84 +2 x Relay Output (5A@250VAC / 30VDC)
85 +)))
86 +* (((
87 +2 x 0~~20mA Analog Input (res:0.01mA)
88 +)))
89 +* (((
90 +2 x 0~~30V Analog Input (res:0.01v)
91 +)))
92 +* (((
93 +Power Input 7~~ 24V DC. 
94 +)))
59 59  
96 +(((
60 60  **LoRa Spec:**
98 +)))
61 61  
62 -* Frequency Range:
63 -** Band 1 (HF): 862 ~~ 1020 Mhz
64 -** Band 2 (LF): 410 ~~ 528 Mhz
65 -* 168 dB maximum link budget.
66 -* +20 dBm - 100 mW constant RF output vs.
67 -* +14 dBm high efficiency PA.
68 -* Programmable bit rate up to 300 kbps.
69 -* High sensitivity: down to -148 dBm.
70 -* Bullet-proof front end: IIP3 = -12.5 dBm.
71 -* Excellent blocking immunity.
72 -* Low RX current of 10.3 mA, 200 nA register retention.
73 -* Fully integrated synthesizer with a resolution of 61 Hz.
74 -* FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
75 -* Built-in bit synchronizer for clock recovery.
76 -* Preamble detection.
77 -* 127 dB Dynamic Range RSSI.
78 -* Automatic RF Sense and CAD with ultra-fast AFC.
79 -* Packet engine up to 256 bytes with CRC.
100 +* (((
101 +(((
102 +Frequency Range:
103 +)))
80 80  
105 +* (((
106 +Band 1 (HF): 862 ~~ 1020 Mhz
107 +)))
108 +* (((
109 +Band 2 (LF): 410 ~~ 528 Mhz
110 +)))
111 +)))
112 +* (((
113 +168 dB maximum link budget.
114 +)))
115 +* (((
116 ++20 dBm - 100 mW constant RF output vs.
117 +)))
118 +* (((
119 ++14 dBm high efficiency PA.
120 +)))
121 +* (((
122 +Programmable bit rate up to 300 kbps.
123 +)))
124 +* (((
125 +High sensitivity: down to -148 dBm.
126 +)))
127 +* (((
128 +Bullet-proof front end: IIP3 = -12.5 dBm.
129 +)))
130 +* (((
131 +Excellent blocking immunity.
132 +)))
133 +* (((
134 +Low RX current of 10.3 mA, 200 nA register retention.
135 +)))
136 +* (((
137 +Fully integrated synthesizer with a resolution of 61 Hz.
138 +)))
139 +* (((
140 +FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
141 +)))
142 +* (((
143 +Built-in bit synchronizer for clock recovery.
144 +)))
145 +* (((
146 +Preamble detection.
147 +)))
148 +* (((
149 +127 dB Dynamic Range RSSI.
150 +)))
151 +* (((
152 +Automatic RF Sense and CAD with ultra-fast AFC.
153 +)))
154 +* (((
155 +Packet engine up to 256 bytes with CRC.
156 +
157 +
158 +)))
159 +
81 81  == 1.3 Features ==
82 82  
83 83  * LoRaWAN Class A & Class C protocol
... ... @@ -120,21 +120,29 @@
120 120  
121 121  [[image:1653297104069-180.png]]
122 122  
202 +
123 123  = 3. Operation Mode =
124 124  
125 125  == 3.1 How it works? ==
126 126  
207 +(((
127 127  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. 
209 +)))
128 128  
129 -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:#AT_Command]] to set the keys in the devices.
211 +(((
212 +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.
130 130  
131 -3.2 Example to join LoRaWAN network
214 +
215 +)))
132 132  
217 +== 3.2 Example to join LoRaWAN network ==
218 +
219 +(((
133 133  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. 
221 +)))
134 134  
135 135  [[image:image-20220523172350-1.png||height="266" width="864"]]
136 136  
137 -
138 138  (((
139 139  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:
140 140  )))
... ... @@ -155,10 +155,12 @@
155 155  
156 156  [[image:1653297955910-247.png||height="321" width="716"]]
157 157  
245 +
158 158  Add APP KEY and DEV EUI
159 159  
160 160  [[image:1653298023685-319.png]]
161 161  
250 +
162 162  (((
163 163  **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.
164 164  )))
... ... @@ -165,6 +165,7 @@
165 165  
166 166  [[image:1653298044601-602.png||height="405" width="709"]]
167 167  
257 +
168 168  == 3.3 Uplink Payload ==
169 169  
170 170  There are five working modes + one interrupt mode on LT for different type application:
... ... @@ -230,7 +230,9 @@
230 230  
231 231  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
232 232  
323 +(((
233 233  Total : 11 bytes payload
325 +)))
234 234  
235 235  [[image:image-20220523180452-3.png]]
236 236  
... ... @@ -244,269 +244,296 @@
244 244  * FIRST: Indicate this is the first packet after join network.
245 245  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
246 246  
339 +(((
247 247  (% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
341 +)))
248 248  
249 -To use counting mode, please run:
343 +(((
344 +**To use counting mode, please run:**
345 +)))
250 250  
251 251  (% class="box infomessage" %)
252 252  (((
349 +(((
253 253  **AT+MOD=2**
254 254  )))
352 +)))
255 255  
256 256  (% class="box infomessage" %)
257 257  (((
356 +(((
258 258  **ATZ**
259 259  )))
359 +)))
260 260  
261 -AT Commands for counting:
361 +(((
362 +(% style="color:#4f81bd" %)**AT Commands for counting:**
363 +)))
262 262  
365 +(((
263 263  **For LT22222-L:**
367 +)))
264 264  
265 265  (% class="box infomessage" %)
266 266  (((
371 +(((
267 267  **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
268 268  )))
374 +)))
269 269  
270 270  (% class="box infomessage" %)
271 271  (((
378 +(((
272 272  **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
273 273  )))
381 +)))
274 274  
275 275  (% class="box infomessage" %)
276 276  (((
385 +(((
277 277  **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
278 278  )))
388 +)))
279 279  
280 280  (% class="box infomessage" %)
281 281  (((
392 +(((
282 282  **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
283 283  )))
395 +)))
284 284  
397 +(% class="box infomessage" %)
398 +(((
399 +(((
400 +**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
401 +)))
402 +)))
285 285  
286 -AT+SETCNT=1,60   (Set COUNT1 value to 60)
404 +(% class="box infomessage" %)
405 +(((
406 +(((
407 +**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
408 +)))
409 +)))
287 287  
288 -AT+SETCNT=2,60   (Set COUNT2 value to 60)
289 289  
412 +=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
290 290  
291 -**For both LT22222-L & LT33222-L**:
292 -
293 -AT+CLRCOUNT clear all countings
294 -
295 -AT+COUTIME=60  Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
296 -
297 -
298 -
299 -1.
300 -11.
301 -111. AT+MOD=3, Single DI Counting + 2 x ACI
302 -
303 -**LT33222-L**: This mode the DI3 is used as a counting pin.
304 -
305 305  **LT22222-L**: This mode the DI1 is used as a counting pin.
306 306  
416 +[[image:image-20220523181246-5.png]]
307 307  
308 -(% border="1" style="background-color:#f7faff" %)
309 -|Size(bytes)|4|2|2|1|1|1
310 -|Value|COUNT1|(((
311 -ACI1
418 +(((
419 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
420 +)))
312 312  
313 -Current
314 -)))|(((
315 -ACI2
422 +[[image:image-20220523181301-6.png]]
316 316  
317 -Current
318 -)))|DIDORO*|Reserve|MOD
319 -
320 -**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
321 -
322 -(% border="1" style="background-color:#f7faff" %)
323 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
324 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
325 -
326 326  * RO is for relay. ROx=1 : close，ROx=0 always open.
327 327  * FIRST: Indicate this is the first packet after join network.
328 328  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
329 329  
330 -Note: DO3 is not valid for LT-22222-L.
428 +(((
429 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
430 +)))
331 331  
432 +(((
433 +**To use counting mode, please run:**
434 +)))
332 332  
333 -To use counting mode, please run:
436 +(% class="box infomessage" %)
437 +(((
438 +(((
439 +**AT+MOD=3**
440 +)))
441 +)))
334 334  
335 -AT+MOD=3
443 +(% class="box infomessage" %)
444 +(((
445 +(((
446 +**ATZ**
447 +)))
448 +)))
336 336  
337 -ATZ
450 +(((
451 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
338 338  
453 +
454 +)))
339 339  
340 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
456 +=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
341 341  
342 -
343 -
344 -
345 -1.
346 -11.
347 -111. AT+MOD=4, Single DI Counting + 1 x Voltage Counting
348 -
349 -**LT33222-L**: This mode the DI3 is used as a counting pin.
350 -
351 351  **LT22222-L**: This mode the DI1 is used as a counting pin.
352 352  
353 -
354 354  The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour.
355 355  
462 +[[image:image-20220523181903-8.png]]
356 356  
357 -(% border="1" style="background-color:#f7faff" %)
358 -|Size(bytes)|4|4|1|1|1
359 -|Value|COUNT1|AVI1 Counting|DIDORO*|(((
360 -Reserve
464 +(((
465 +(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
466 +)))
361 361  
362 -
363 -)))|MOD
468 +[[image:image-20220523181727-7.png]]
364 364  
365 -**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
366 -
367 -(% border="1" style="background-color:#f7faff" %)
368 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
369 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
370 -
371 371  * RO is for relay. ROx=1 : close，ROx=0 always open.
372 372  * FIRST: Indicate this is the first packet after join network.
373 373  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
374 374  
375 -Note: DO3 is not valid for LT-22222-L.
474 +(((
475 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
476 +)))
376 376  
478 +(((
479 +**To use this mode, please run:**
480 +)))
377 377  
378 -To use this mode, please run:
482 +(% class="box infomessage" %)
483 +(((
484 +(((
485 +**AT+MOD=4**
486 +)))
487 +)))
379 379  
380 -AT+MOD=4
489 +(% class="box infomessage" %)
490 +(((
491 +(((
492 +**ATZ**
493 +)))
494 +)))
381 381  
382 -ATZ
496 +(((
497 +
498 +)))
383 383  
500 +(((
501 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
502 +)))
384 384  
504 +(((
505 +**Plus below command for AVI1 Counting:**
506 +)))
385 385  
386 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
508 +(% class="box infomessage" %)
509 +(((
510 +(((
511 +**AT+SETCNT=3,60   (set AVI Count to 60)**
512 +)))
513 +)))
387 387  
388 -Plus below command for AVI1 Counting:
515 +(% class="box infomessage" %)
516 +(((
517 +(((
518 +**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
519 +)))
520 +)))
389 389  
390 -AT+SETCNT=3,60   (set AVI Count to 60)
522 +(% class="box infomessage" %)
523 +(((
524 +(((
525 +**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
526 +)))
527 +)))
391 391  
392 -AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)
529 +(% class="box infomessage" %)
530 +(((
531 +(((
532 +**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
533 +)))
534 +)))
393 393  
394 -AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)
395 395  
396 -AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)
537 +=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
397 397  
398 -
399 -
400 -1.
401 -11.
402 -111. AT+MOD=5, Single DI Counting + 2 x AVI + 1 x ACI
403 -
404 -**LT33222-L**: This mode the DI3 is used as a counting pin.
405 -
406 406  **LT22222-L**: This mode the DI1 is used as a counting pin.
407 407  
541 +[[image:image-20220523182334-9.png]]
408 408  
409 -(% border="1" style="background-color:#f7faff" %)
410 -|Size(bytes)|2|2|2|2|1|1|1
411 -|Value|(((
412 -AVI1
543 +(((
544 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
545 +)))
413 413  
414 -voltage
415 -)))|(((
416 -AVI2
417 -
418 -voltage
419 -)))|(((
420 -ACI1
421 -
422 -Current
423 -)))|COUNT1|DIDORO*|(((
424 -Reserve
425 -
426 -
427 -)))|MOD
428 -
429 -**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
430 -
431 -(% border="1" style="background-color:#f7faff" %)
432 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
433 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
434 -
435 435  * RO is for relay. ROx=1 : close，ROx=0 always open.
436 436  * FIRST: Indicate this is the first packet after join network.
437 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
549 +* (((
550 +DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
551 +)))
438 438  
439 -Note: DO3 is not valid for LT-22222-L.
553 +(((
554 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
555 +)))
440 440  
557 +(((
558 +**To use this mode, please run:**
559 +)))
441 441  
442 -To use this mode, please run:
561 +(% class="box infomessage" %)
562 +(((
563 +(((
564 +**AT+MOD=5**
565 +)))
566 +)))
443 443  
444 -AT+MOD=5
568 +(% class="box infomessage" %)
569 +(((
570 +(((
571 +**ATZ**
572 +)))
573 +)))
445 445  
446 -ATZ
575 +(((
576 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
447 447  
578 +
579 +)))
448 448  
449 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
581 +=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
450 450  
583 +(% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
451 451  
452 -
453 -
454 -
455 -1.
456 -11.
457 -111. AT+ADDMOD=6. (Trigger Mode, Optional)
458 -
459 -**This mode is an optional mode for trigger purpose. It can run together with other mode.**
460 -
461 461  For example, if user has configured below commands:
462 462  
463 -* AT+MOD=1   à The normal working mode
464 -* AT+ADDMOD6=1    à Enable trigger
587 +* **AT+MOD=1 ** **~-~->** The normal working mode
588 +* **AT+ADDMOD6=1**   **~-~->** Enable trigger
465 465  
466 466  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
467 467  
468 -1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN **unconfirmed** data type
469 -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 **CONFIRMED data type.**
592 +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
593 +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.**
470 470  
471 471  **AT Command to set Trigger Condition**:
472 472  
473 -**Trigger base on voltage**:
597 +(% style="color:#4f81bd" %)**Trigger base on voltage**:
474 474  
475 475  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
476 476  
477 -Example:
601 +**Example:**
478 478  
479 479  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)
480 480  
481 481  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
482 482  
607 +(% style="color:#4f81bd" %)**Trigger base on current**:
483 483  
484 -**Trigger base on current**:
485 -
486 486  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
487 487  
488 -Example:
611 +**Example:**
489 489  
490 490  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
491 491  
615 +(% style="color:#4f81bd" %)**Trigger base on DI status**:
492 492  
493 -**Trigger base on DI status**:
494 -
495 495  DI status trigger Flag.
496 496  
497 497  Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
498 498  
499 -Example:
621 +**Example:**
500 500  
501 501  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
502 502  
503 503  
504 -
505 -
506 -
507 507  **Downlink Command to set Trigger Condition**
508 508  
509 -Type Code: 0xAA. Downlink command same as AT Command [[AT+AVLIM, AT+ACLIM>>path:#AT_Trigger]]
628 +Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
510 510  
511 511  Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4
512 512  
... ... @@ -522,143 +522,49 @@
522 522  
523 523   Yy4 yy4: AC2 or AV2 high limit.
524 524  
644 +**Example1**: AA 00 13 88 00 00 00 00 00 00
525 525  
526 -Example1: AA 00 13 88 00 00 00 00 00 00
527 -
528 528  Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
529 529  
530 -Example2: AA 02 01 00
648 +**Example2**: AA 02 01 00
531 531  
532 532  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
533 533  
652 +(% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
534 534  
535 -
536 -
537 -**Trigger Settings Payload Explanation:**
538 -
539 539  MOD6 Payload : total 11 bytes payload
540 540  
541 -(% border="1" style="background-color:#f7faff" %)
542 -|Size(bytes)|1|1|1|6|1|1
543 -|Value|(((
544 -TRI_A
656 +[[image:image-20220524085923-1.png]]
545 545  
546 -FLAG
547 -)))|(((
548 -TRI_A
658 +(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
549 549  
550 -Status
551 -)))|(((
552 -TRI_DI
660 +[[image:image-20220524090106-2.png]]
553 553  
554 -FLAG+STA
555 -)))|Reserve|Enable/Disable MOD6|(((
556 -MOD
557 -
558 -(6)
559 -)))
560 -
561 -**TRI FLAG1** is a combination to show if trigger is set for this part. Totally 1byte as below
562 -
563 -(% border="1" style="background-color:#f7faff" %)
564 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
565 -|(((
566 -AV1_
567 -
568 -LOW
569 -)))|(((
570 -AV1_
571 -
572 -HIGH
573 -)))|(((
574 -AV2_
575 -
576 -LOW
577 -)))|(((
578 -AV2_
579 -
580 -HIGH
581 -)))|(((
582 -AC1_
583 -
584 -LOW
585 -)))|(((
586 -AC1_
587 -
588 -HIGH
589 -)))|(((
590 -AC2_
591 -
592 -LOW
593 -)))|(((
594 -AC2_
595 -
596 -HIGH
597 -)))
598 -
599 599  * Each bits shows if the corresponding trigger has been configured.
600 600  
601 -Example:
664 +**Example:**
602 602  
603 603  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
604 604  
605 605  
606 -**TRI Status1** is a combination to show which condition is trigger. Totally 1byte as below
669 +(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
607 607  
608 -(% border="1" style="background-color:#f7faff" %)
609 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
610 -|(((
611 -AV1_
671 +[[image:image-20220524090249-3.png]]
612 612  
613 -LOW
614 -)))|(((
615 -AV1_
616 -
617 -HIGH
618 -)))|(((
619 -AV2_
620 -
621 -LOW
622 -)))|(((
623 -AV2_
624 -
625 -HIGH
626 -)))|(((
627 -AC1_
628 -
629 -LOW
630 -)))|(((
631 -AC1_
632 -
633 -HIGH
634 -)))|(((
635 -AC2_
636 -
637 -LOW
638 -)))|(((
639 -AC2_
640 -
641 -HIGH
642 -)))
643 -
644 644  * Each bits shows which status has been trigger on this uplink.
645 645  
646 -Example:
675 +**Example:**
647 647  
648 648  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
649 649  
650 650  
680 +(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
651 651  
682 +[[image:image-20220524090456-4.png]]
652 652  
653 -**TRI_DI FLAG+STA **is a combination to show which condition is trigger. Totally 1byte as below
654 -
655 -(% border="1" style="background-color:#f7faff" %)
656 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
657 -|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
658 -
659 659  * Each bits shows which status has been trigger on this uplink.
660 660  
661 -Example:
686 +**Example:**
662 662  
663 663  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
664 664  
... ... @@ -665,116 +665,124 @@
665 665  00000101: Means both DI1 and DI2 trigger are enabled.
666 666  
667 667  
668 -**Enable/Disable MOD6 **: 0x01: MOD6 is enable. 0x00: MOD6 is disable.
693 +(% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
669 669  
670 -
671 671  Downlink command to poll MOD6 status:
672 672  
673 -AB 06
697 +**AB 06**
674 674  
675 675  When device got this command, it will send the MOD6 payload.
676 676  
677 677  
678 -1.
679 -11.
680 -111. Payload Decoder
702 +=== 3.3.7 Payload Decoder ===
681 681  
704 +(((
682 682  **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/]]
683 683  
707 +
708 +)))
684 684  
710 +== 3.4 ​Configure LT via AT or Downlink ==
685 685  
712 +User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
686 686  
687 -
688 -
689 -
690 -1.
691 -11. ​Configure LT via AT or Downlink
692 -
693 -User can configure LT I/O Controller via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
694 -
714 +(((
695 695  There are two kinds of Commands:
716 +)))
696 696  
697 -* **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
718 +* (% 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
698 698  
699 -* **Sensor Related Commands**: These commands are special designed for LT-22222-L.  User can see these commands below:
720 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
700 700  
701 -1.
702 -11.
703 -111. Common Commands:
722 +=== 3.4.1 Common Commands ===
704 704  
705 -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: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
724 +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]]
706 706  
707 707  
708 -1.
709 -11.
710 -111. Sensor related commands:
727 +=== 3.4.2 Sensor related commands ===
711 711  
712 -==== Set Transmit Interval ====
729 +==== 3.4.2.1 Set Transmit Interval ====
713 713  
714 714  Set device uplink interval.
715 715  
716 716  * AT Command:
717 717  
718 -AT+TDC=N
735 +(% class="box infomessage" %)
736 +(((
737 +**AT+TDC=N **
738 +)))
719 719  
720 -Example: AT+TDC=30000. Means set interval to 30 seconds
740 +**Example: **AT+TDC=30000. Means set interval to 30 seconds
721 721  
722 -
723 723  * Downlink Payload (prefix 0x01):
724 724  
725 -0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)
744 +(% class="box infomessage" %)
745 +(((
746 +**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
747 +)))
726 726  
727 727  
728 -==== Set Work Mode (AT+MOD) ====
750 +==== 3.4.2.2 Set Work Mode (AT+MOD) ====
729 729  
730 730  Set work mode.
731 731  
732 732  * AT Command:
733 733  
734 -AT+MOD=N 
756 +(% class="box infomessage" %)
757 +(((
758 +**AT+MOD=N  **
759 +)))
735 735  
736 -Example: AT+MOD=2. Set work mode to Double DI counting mode
761 +**Example**: AT+MOD=2. Set work mode to Double DI counting mode
737 737  
738 -
739 739  * Downlink Payload (prefix 0x0A):
740 740  
741 -0x0A aa     ~/~/ Same as AT+MOD=aa
765 +(% class="box infomessage" %)
766 +(((
767 +**0x0A aa     ~/~/ Same as AT+MOD=aa**
768 +)))
742 742  
743 743  
771 +==== 3.4.2.3 Poll an uplink ====
744 744  
745 -==== Poll an uplink ====
746 -
747 747  * AT Command:
748 748  
749 749  There is no AT Command to poll uplink
750 750  
751 -
752 752  * Downlink Payload (prefix 0x08):
753 753  
754 -0x08 FF     ~/~/ Poll an uplink,
779 +(% class="box infomessage" %)
780 +(((
781 +**0x08 FF     ~/~/ Poll an uplink,**
782 +)))
755 755  
756 -Example: 0x08FF, ask device to send an Uplink
784 +**Example**: 0x08FF, ask device to send an Uplink
757 757  
758 758  
759 -==== Enable Trigger Mode ====
787 +==== 3.4.2.4 Enable Trigger Mode ====
760 760  
761 -Use of trigger mode, please check [[ADDMOD6>>path:#MOD6]]
789 +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]]
762 762  
763 763  * AT Command:
764 764  
765 -AT+ADDMOD6=1 or 0
793 +(% class="box infomessage" %)
794 +(((
795 +**AT+ADDMOD6=1 or 0**
796 +)))
766 766  
767 767  1: Enable Trigger Mode
768 768  
769 769  0: Disable Trigger Mode
770 770  
771 -
772 772  * Downlink Payload (prefix 0x0A 06):
773 773  
774 -0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,
804 +(% class="box infomessage" %)
805 +(((
806 +**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
807 +)))
775 775  
776 776  
777 -==== Poll trigger settings ====
810 +==== 3.4.2.5 Poll trigger settings ====
778 778  
779 779  Poll trigger settings,
780 780  
... ... @@ -782,339 +782,347 @@
782 782  
783 783  There is no AT Command for this feature.
784 784  
785 -
786 786  * Downlink Payload (prefix 0x AB 06):
787 787  
788 -0xAB 06  ~/~/ Poll trigger settings, device will uplink [[trigger settings>>path:#Trigger_Settings]] once receive this command
820 +(% class="box infomessage" %)
821 +(((
822 +**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
823 +)))
789 789  
790 790  
791 -==== Enable / Disable DI1/DI2/DI3 as trigger ====
826 +==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
792 792  
793 793  Enable Disable DI1/DI2/DI2 as trigger,
794 794  
795 795  * AT Command:
796 796  
797 -Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
832 +(% class="box infomessage" %)
833 +(((
834 +**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
835 +)))
798 798  
799 -Example:
837 +**Example:**
800 800  
801 801  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
802 802  
803 -
804 -
805 805  * Downlink Payload (prefix 0xAA 02):
806 806  
807 -0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb
843 +(% class="box infomessage" %)
844 +(((
845 +**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
846 +)))
808 808  
809 809  
849 +==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
810 810  
811 -==== Trigger1 – Set DI1 or DI3 as trigger ====
812 -
813 813  Set DI1 or DI3(for LT-33222-L) trigger.
814 814  
815 815  * AT Command:
816 816  
817 -AT+TRIG1=a,b
855 +(% class="box infomessage" %)
856 +(((
857 +**AT+TRIG1=a,b**
858 +)))
818 818  
819 819  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
820 820  
821 821  b : delay timing.
822 822  
823 -Example:
864 +**Example:**
824 824  
825 825  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
826 826  
827 -
828 828  * Downlink Payload (prefix 0x09 01 ):
829 829  
830 -0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
870 +(% class="box infomessage" %)
871 +(((
872 +**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
873 +)))
831 831  
832 832  
833 -==== Trigger2 – Set DI2 as trigger ====
876 +==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
834 834  
835 835  Set DI2 trigger.
836 836  
837 837  * AT Command:
838 838  
839 -AT+TRIG2=a,b
882 +(% class="box infomessage" %)
883 +(((
884 +**AT+TRIG2=a,b**
885 +)))
840 840  
841 841  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
842 842  
843 843  b : delay timing.
844 844  
845 -Example:
891 +**Example:**
846 846  
847 847  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
848 848  
849 -
850 850  * Downlink Payload (prefix 0x09 02 ):
851 851  
852 -0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
897 +(% class="box infomessage" %)
898 +(((
899 +**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
900 +)))
853 853  
854 854  
855 -==== Trigger – Set AC (current) as trigger ====
903 +==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
856 856  
857 -Set current trigger , base on AC port. See [[trigger mode>>path:#MOD6]]
905 +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]]
858 858  
859 859  * AT Command:
860 860  
861 -AT+ACLIM. See [[trigger mode>>path:#MOD6]]
909 +(% class="box infomessage" %)
910 +(((
911 +**AT+ACLIM. **
912 +)))
862 862  
863 -
864 864  * Downlink Payload (prefix 0xAA 01 ):
865 865  
866 -0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>path:#MOD6]]
916 +(% class="box infomessage" %)
917 +(((
918 +**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]]**
919 +)))
867 867  
868 868  
869 -==== Trigger – Set AV (voltage) as trigger ====
922 +==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
870 870  
871 -Set current trigger , base on AV port. See [[trigger mode>>path:#MOD6]]
924 +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]]
872 872  
873 873  * AT Command:
874 874  
875 -AT+AVLIM. See [[trigger mode>>path:#MOD6]]
928 +(% class="box infomessage" %)
929 +(((
930 +**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]]**
931 +)))
876 876  
877 -
878 878  * Downlink Payload (prefix 0xAA 00 ):
879 879  
880 -0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>path:#MOD6]]
935 +(% class="box infomessage" %)
936 +(((
937 +**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]] **
938 +)))
881 881  
882 -==== Trigger – Set minimum interval ====
883 883  
941 +==== 3.4.2.11 Trigger – Set minimum interval ====
942 +
884 884  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
885 885  
886 886  * AT Command:
887 887  
888 -AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.
947 +(% class="box infomessage" %)
948 +(((
949 +**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
950 +)))
889 889  
890 -
891 891  * Downlink Payload (prefix 0xAC ):
892 892  
893 -0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
954 +(% class="box infomessage" %)
955 +(((
956 +**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
957 +)))
894 894  
895 895  
896 -==== DO ~-~- Control Digital Output DO1/DO2/DO3 ====
960 +==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
897 897  
898 898  * AT Command:
899 899  
900 900  There is no AT Command to control Digital Output
901 901  
902 -
903 903  * Downlink Payload (prefix 0x02):
904 904  
905 -0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output
968 +(% class="box infomessage" %)
969 +(((
970 +**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
971 +)))
906 906  
973 +(((
907 907  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
975 +)))
908 908  
977 +(((
909 909  01: Low,  00: High ,  11: No action
979 +)))
910 910  
911 -(% border="1" style="background-color:#f7faff" %)
912 -|Downlink Code|DO1|DO2|DO3
913 -|02  01  00  11|Low|High|No Action
914 -|02  00  11  01|High|No Action|Low
915 -|02  11  01  00|No Action|Low|High
981 +[[image:image-20220524092754-5.png]]
916 916  
917 -Note: For LT-22222-L, there is no DO3, the last byte can use any value.
983 +(((
984 +(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
985 +)))
918 918  
919 -Device will upload a packet if downlink code executes successfully.
987 +(((
988 +(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
989 +)))
920 920  
921 921  
992 +==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
922 922  
923 -
924 -
925 -==== DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
926 -
927 927  * AT Command:
928 928  
929 929  There is no AT Command to control Digital Output
930 930  
931 -
932 932  * Downlink Payload (prefix 0xA9):
933 933  
934 -0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control
1000 +(% class="box infomessage" %)
1001 +(((
1002 +(((
1003 +**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
1004 +)))
1005 +)))
935 935  
936 936  This is to control the digital output time of DO pin. Include four bytes:
937 937  
938 -**First Byte:** Type code (0xA9)
1009 +(% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
939 939  
940 -**Second Byte**: Inverter Mode
1011 +(% style="color:#4f81bd" %)**Second Byte**(%%): Inverter Mode
941 941  
942 942  01: DO pins will change back to original state after timeout.
943 943  
944 944  00: DO pins will change to an inverter state after timeout 
945 945  
1017 +(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
946 946  
947 -**Third Byte**: Control Method and Ports status:
1019 +[[image:image-20220524093238-6.png]]
948 948  
949 -(% border="1" style="background-color:#f7faff" %)
950 -|Second Byte|Status
951 -|0x01|DO1 set to low
952 -|0x00|DO1 set to high
953 -|0x11|DO1 NO Action
1021 +(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
954 954  
955 -**Fourth Byte**: Control Method and Ports status:
1023 +[[image:image-20220524093328-7.png]]
956 956  
957 -(% border="1" style="background-color:#f7faff" %)
958 -|Second Byte|Status
959 -|0x01|DO2 set to low
960 -|0x00|DO2 set to high
961 -|0x11|DO2 NO Action
1025 +(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
962 962  
963 -**Fifth Byte**: Control Method and Ports status:
1027 +[[image:image-20220524093351-8.png]]
964 964  
965 -(% border="1" style="background-color:#f7faff" %)
966 -|Second Byte|Status
967 -|0x01|DO3 set to low
968 -|0x00|DO3 set to high
969 -|0x11|DO3 NO Action
1029 +(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
970 970  
971 -**Sixth and Seventh Byte**:
972 -
973 973   Latching time. Unit: ms
974 974  
975 975  Device will upload a packet if downlink code executes successfully.
976 976  
1035 +**Example payload:**
977 977  
1037 +**~1. A9 01 01 01 01 07 D0**
978 978  
979 -Example payload:
980 -
981 -1. A9 01 01 01 01 07 D0
982 -
983 983  DO1 pin & DO2 pin & DO3 pin will be set to Low, last 2 seconds, then change back to original state.
984 984  
1041 +**2. A9 01 00 01 11 07 D0**
985 985  
986 -1. A9 01 00 01 11 07 D0
987 -
988 988  DO1 pin set high, DO2 pin set low, DO3 pin no action, last 2 seconds, then change back to original state.
989 989  
1045 +**3. A9 00 00 00 00 07 D0**
990 990  
991 -1. A9 00 00 00 00 07 D0
992 -
993 993  DO1 pin & DO2 pin & DO3 pin will be set to high, last 2 seconds, then both change to low.
994 994  
1049 +**4. A9 00 11 01 00 07 D0**
995 995  
996 -1. A9 00 11 01 00 07 D0
997 -
998 998  DO1 pin no action, DO2 pin set low, DO3 pin set high, last 2 seconds, then DO1 pin no action, DO2 pin set high, DO3 pin set low
999 999  
1000 1000  
1054 +=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1001 1001  
1002 -
1003 -==== Relay ~-~- Control Relay Output RO1/RO2 ====
1004 -
1005 1005  * AT Command:
1006 1006  
1007 1007  There is no AT Command to control Relay Output
1008 1008  
1009 -
1010 1010  * Downlink Payload (prefix 0x03):
1011 1011  
1012 -0x03 aa bb     ~/~/ Set RO1/RO2 output
1062 +(% class="box infomessage" %)
1063 +(((
1064 +**0x03 aa bb     ~/~/ Set RO1/RO2 output**
1065 +)))
1013 1013  
1067 +(((
1014 1014  If payload = 0x030100, it means set RO1 to close and RO2 to open.
1069 +)))
1015 1015  
1071 +(((
1016 1016  01: Close ,  00: Open , 11: No action
1073 +)))
1017 1017  
1018 -(% border="1" style="background-color:#f7faff" %)
1019 -|Downlink Code|RO1|RO2
1020 -|03  00  11|Open|No Action
1021 -|03  01  11|Close|No Action
1022 -|03  11  00|No Action|Open
1023 -|03  11  01|No Action|Close
1024 -|03  00  00|Open|Open
1025 -|03  01  01|Close|Close
1026 -|03  01  00|Close|Open
1027 -|03  00  01|Open|Close
1075 +(((
1076 +[[image:image-20220524093724-9.png]]
1077 +)))
1028 1028  
1029 1029  Device will upload a packet if downlink code executes successfully.
1030 1030  
1031 1031  
1032 -==== Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1082 +==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1033 1033  
1034 1034  * AT Command:
1035 1035  
1036 1036  There is no AT Command to control Relay Output
1037 1037  
1038 -
1039 1039  * Downlink Payload (prefix 0x05):
1040 1040  
1041 -0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:
1090 +(% class="box infomessage" %)
1091 +(((
1092 +**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
1093 +)))
1042 1042  
1043 1043  This is to control the relay output time of relay. Include four bytes:
1044 1044  
1045 -**First Byte:** Type code (0x05)
1097 +(% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
1046 1046  
1047 -**Second Byte(aa)**: Inverter Mode
1099 +(% style="color:#4f81bd" %)**Second Byte(aa)**(%%): Inverter Mode
1048 1048  
1049 1049  01: Relays will change back to original state after timeout.
1050 1050  
1051 1051  00: Relays will change to an inverter state after timeout
1052 1052  
1105 +(% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1053 1053  
1054 -**Third Byte(bb)**: Control Method and Ports status:
1107 +[[image:image-20220524093831-10.png]]
1055 1055  
1056 -(% border="1" style="background-color:#f7faff" %)
1057 -|Value|Status
1058 -|0x11|RO1 and RO2 to NO
1059 -|0x10|RO2 to NO, RO1 to NC
1060 -|0x01|RO2 to NC, RO1 to NO
1061 -|0x00|RO1 and RO2 to NC.
1062 -|0x20|RO1 No Action, RO2 to NC
1063 -|0x21|RO1 No Action, RO2 to NO
1064 -|0x02|RO1 to NC, RO2 No Action
1065 -|0x12|RO1 to NO, RO2 No Action
1109 +(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1066 1066  
1067 -**Fourth / Fifth Bytes (cc)**: Latching time. Unit: ms
1068 -
1069 1069  Device will upload a packet if downlink code executes successfully.
1070 1070  
1071 -
1072 -
1073 1073  **Example payload:**
1074 1074  
1075 -1. 05 01 11 07 D0
1115 +**~1. 05 01 11 07 D0**
1076 1076  
1077 1077  Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1078 1078  
1119 +**2. 05 01 10 07 D0**
1079 1079  
1080 -1. 05 01 10 07 D0
1081 -
1082 1082  Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1083 1083  
1123 +**3. 05 00 01 07 D0**
1084 1084  
1085 -1. 05 00 01 07 D0
1086 -
1087 1087  Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1088 1088  
1127 +**4. 05 00 00 07 D0**
1089 1089  
1090 -1. 05 00 00 07 D0
1091 -
1092 1092  Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1093 1093  
1094 1094  
1132 +==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1095 1095  
1134 +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]]
1096 1096  
1097 -
1098 -
1099 -==== Counting ~-~- Voltage threshold counting ====
1100 -
1101 -When voltage exceed the threshold, count. Feature see [[MOD4>>path:#MOD4]]
1102 -
1103 1103  * AT Command:
1104 1104  
1105 -AT+VOLMAX    ~/~/ See [[MOD4>>path:#MOD4]]
1138 +(% class="box infomessage" %)
1139 +(((
1140 +**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]]**
1141 +)))
1106 1106  
1107 -
1108 1108  * Downlink Payload (prefix 0xA5):
1109 1109  
1110 -0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc
1145 +(% class="box infomessage" %)
1146 +(((
1147 +**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1148 +)))
1111 1111  
1112 1112  
1113 -==== Counting ~-~- Pre-configure the Count Number ====
1151 +==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1114 1114  
1115 1115  * AT Command:
1116 1116  
1117 -AT+SETCNT=aa,(bb cc dd ee)
1155 +(% class="box infomessage" %)
1156 +(((
1157 +**AT+SETCNT=aa,(bb cc dd ee) **
1158 +)))
1118 1118  
1119 1119  aa: 1: Set count1,
1120 1120  
... ... @@ -1124,115 +1124,121 @@
1124 1124  
1125 1125  Bb cc dd ee: number to be set
1126 1126  
1127 -
1128 1128  * Downlink Payload (prefix 0xA8):
1129 1129  
1130 -0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1170 +(% class="box infomessage" %)
1171 +(((
1172 +**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1173 +)))
1131 1131  
1132 1132  
1176 +==== 3.4.2.18 Counting ~-~- Clear Counting ====
1133 1133  
1134 -
1135 -
1136 -==== Counting ~-~- Clear Counting ====
1137 -
1138 1138  Clear counting for counting mode
1139 1139  
1140 1140  * AT Command:
1141 1141  
1142 -AT+CLRCOUNT ~/~/ clear all counting
1182 +(% class="box infomessage" %)
1183 +(((
1184 +**AT+CLRCOUNT ~/~/ clear all counting**
1185 +)))
1143 1143  
1144 -
1145 1145  * Downlink Payload (prefix 0xA6):
1146 1146  
1147 -0x A6 01     ~/~/ clear all counting,
1189 +(% class="box infomessage" %)
1190 +(((
1191 +**0x A6 01     ~/~/ clear all counting,**
1192 +)))
1148 1148  
1149 1149  
1195 +==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1150 1150  
1151 -
1152 -==== Counting ~-~- Change counting mode save time ====
1153 -
1154 1154  * AT Command:
1155 1155  
1156 -AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1199 +(% class="box infomessage" %)
1200 +(((
1201 +**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1202 +)))
1157 1157  
1158 -
1159 1159  * Downlink Payload (prefix 0xA7):
1160 1160  
1161 -0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,
1206 +(% class="box infomessage" %)
1207 +(((
1208 +**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1209 +)))
1162 1162  
1211 +(((
1163 1163  range: aa bb cc:0 to 16777215,  (unit:second)
1164 1164  
1214 +
1215 +)))
1165 1165  
1217 +== 3.5 Integrate with Mydevice ==
1166 1166  
1167 -
1168 -1.
1169 -11. Integrate with Mydevice
1170 -
1171 1171  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:
1172 1172  
1221 +(((
1222 +**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1223 +)))
1173 1173  
1174 -Step 1: Be sure that your device is programmed and properly connected to the network at this time.
1225 +(((
1226 +**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:
1227 +)))
1175 1175  
1176 -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:
1229 +[[image:1653356737703-362.png||height="232" width="732"]]
1177 1177  
1231 +[[image:image-20220524094641-11.png||height="390" width="723"]]
1178 1178  
1179 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
1233 +[[image:image-20220524094641-12.png||height="402" width="718"]]
1180 1180  
1235 +**Step 3**: Create an account or log in Mydevices.
1181 1181  
1182 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
1237 +**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1183 1183  
1184 -
1185 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
1186 -
1187 -
1188 -
1189 -Step 3: Create an account or log in Mydevices.
1190 -
1191 -Step 4: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.
1192 -
1193 1193  Search under The things network
1194 1194  
1195 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
1241 +[[image:1653356838789-523.png||height="337" width="740"]]
1196 1196  
1197 1197  
1198 1198  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1199 1199  
1200 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
1246 +[[image:image-20220524094909-1.png||height="335" width="729"]]
1201 1201  
1248 +[[image:image-20220524094909-2.png||height="337" width="729"]]
1202 1202  
1203 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
1250 +[[image:image-20220524094909-3.png||height="338" width="727"]]
1204 1204  
1252 +[[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1205 1205  
1206 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
1254 +[[image:image-20220524094909-5.png||height="341" width="734"]]
1207 1207  
1208 1208  
1209 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
1257 +== 3.6 Interface Detail ==
1210 1210  
1259 +=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1211 1211  
1212 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
1213 -
1214 -
1215 -1.
1216 -11. Interface Detail
1217 -111. Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active )
1218 -
1219 1219  Support NPN Type sensor
1220 1220  
1221 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
1263 +[[image:1653356991268-289.png]]
1222 1222  
1223 1223  
1266 +=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1224 1224  
1225 -1.
1226 -11.
1227 -111. Digital Input Port: DI1/DI2 ( For LT-22222-L)
1228 -
1268 +(((
1229 1229  The DI port of LT-22222-L can support NPN or PNP output sensor.
1270 +)))
1230 1230  
1272 +(((
1273 +(((
1231 1231  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
1275 +)))
1276 +)))
1232 1232  
1233 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
1278 +[[image:1653357170703-587.png]]
1234 1234  
1280 +(((
1235 1235  When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1282 +)))
1236 1236  
1237 1237  
1238 1238  **Example1**: Connect to a Low active sensor.
... ... @@ -1242,11 +1242,11 @@
1242 1242  * Connect sensor’s output to DI1-
1243 1243  * Connect sensor’s VCC to DI1+.
1244 1244  
1245 -So when sensor active, the current between NEC2501 pin1 and pin2 is:
1292 +So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1246 1246  
1247 - //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
1294 +[[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:/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:/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.**
1248 1248  
1249 -If DI1+ = 12v, the //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] = 12mA , So the LT-22222-L will be able to detect this active signal.
1296 +If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1250 1250  
1251 1251  
1252 1252  **Example2**: Connect to a High active sensor.
... ... @@ -1258,12 +1258,12 @@
1258 1258  
1259 1259  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1260 1260  
1261 - //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
1308 +[[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:/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:/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.**
1262 1262  
1263 -If DI1+ = 24v, the //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] = 24mA , So the LT-22222-L will be able to detect this high active signal.
1310 +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:/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:/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.
1264 1264  
1265 1265  
1266 -**Example3**: Connect to a 220v high active sensor.公司测试一下
1313 +**Example3**: Connect to a 220v high active sensor.
1267 1267  
1268 1268  Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler  
1269 1269  
... ... @@ -1272,34 +1272,26 @@
1272 1272  
1273 1273  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1274 1274  
1275 - //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 51K.
1322 + [[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:/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:/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.**
1276 1276  
1277 -If sensor output is 220v, the //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image022.png]] = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1324 +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.
1278 1278  
1279 1279  
1280 -1.
1281 -11.
1282 -111. Digital Output Port: DO1/DO2 /DO3
1327 +=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1283 1283  
1284 1284  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1285 1285  
1286 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1331 +[[image:1653357531600-905.png]]
1287 1287  
1288 1288  
1334 +=== 3.6.4 Analog Input Interface ===
1289 1289  
1290 -
1291 -1.
1292 -11.
1293 -111. Analog Input Interface
1294 -
1295 1295  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:
1296 1296  
1297 -AC2 = (IN2 voltage )/12
1338 +**AC2 = (IN2 voltage )/12**
1298 1298  
1299 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
1340 +[[image:1653357592296-182.png]]
1300 1300  
1301 -
1302 -
1303 1303  Example to connect a 4~~20mA sensor
1304 1304  
1305 1305  We take the wind speed sensor as an example for reference only.
... ... @@ -1315,423 +1315,640 @@
1315 1315  
1316 1316  Connection diagram:
1317 1317  
1318 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.jpg]]
1357 +[[image:1653357640609-758.png]]
1319 1319  
1320 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
1359 +[[image:1653357648330-671.png||height="155" width="733"]]
1321 1321  
1322 1322  
1362 +=== 3.6.5 Relay Output ===
1323 1323  
1324 -1.
1325 -11.
1326 -111. Relay Output
1327 -
1364 +(((
1328 1328  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:
1366 +)))
1329 1329  
1330 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1368 +[[image:image-20220524100215-9.png]]
1331 1331  
1370 +[[image:image-20220524100215-10.png||height="382" width="723"]]
1332 1332  
1333 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1334 1334  
1373 +== 3.7 LEDs Indicators ==
1335 1335  
1375 +[[image:image-20220524100748-11.png]]
1336 1336  
1337 1337  
1378 += 4. Use AT Command =
1338 1338  
1339 -1.
1340 -11. LEDs Indicators
1380 +== 4.1 Access AT Command ==
1341 1341  
1342 -(% border="1" style="background-color:#f7faff" %)
1343 -|**LEDs**|**Feature**
1344 -|**PWR**|Always on if there is power
1345 -|**SYS**|After device is powered on, the SYS will **fast blink in GREEN** for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be **on GREEN for 5 seconds. **SYS will **blink Blue** on every upload and **blink Green** once receive a downlink message.
1346 -|**TX**|(((
1347 -Device boot: TX blinks 5 times.
1382 +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.
1348 1348  
1349 -Successful join network: TX ON for 5 seconds.
1384 +[[image:1653358238933-385.png]]
1350 1350  
1351 -Transmit a LoRa packet: TX blinks once
1386 +(((
1387 +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:
1352 1352  )))
1353 -|**RX**|RX blinks once when receive a packet.
1354 -|**DO1**|
1355 -|**DO2**|
1356 -|**DO3**|
1357 -|**DI2**|(((
1358 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1359 1359  
1360 -For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1361 -)))
1362 -|**DI2**|(((
1363 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1390 +[[image:1653358355238-883.png]]
1364 1364  
1365 -For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1392 +(((
1393 +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/]]
1366 1366  )))
1367 -|**DI3**|For LT-33222-L ONLY: ON when DI3 is low, LOW when DI3 is high
1368 -|**DI2**|(((
1369 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1370 1370  
1371 -For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1396 +(((
1397 +AT+<CMD>?        : Help on <CMD>
1372 1372  )))
1373 -|**RO1**|
1374 -|**RO2**|
1375 1375  
1376 -1. Use AT Command
1377 -11. Access AT Command
1378 -
1379 -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.
1380 -
1381 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1382 -
1383 -
1384 -In PC, User needs to set **serial tool**(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to **9600** to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:**123456**) to active it. As shown below:
1385 -
1386 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1387 -
1388 -
1389 -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/]]
1390 -
1391 -AT+<CMD>?        : Help on <CMD>
1392 -
1400 +(((
1393 1393  AT+<CMD>         : Run <CMD>
1402 +)))
1394 1394  
1404 +(((
1395 1395  AT+<CMD>=<value> : Set the value
1406 +)))
1396 1396  
1408 +(((
1397 1397  AT+<CMD>=?       : Get the value
1410 +)))
1398 1398  
1412 +(((
1399 1399  ATZ: Trig a reset of the MCU
1414 +)))
1400 1400  
1416 +(((
1401 1401  AT+FDR: Reset Parameters to Factory Default, Keys Reserve 
1418 +)))
1402 1402  
1420 +(((
1403 1403  AT+DEUI: Get or Set the Device EUI
1422 +)))
1404 1404  
1424 +(((
1405 1405  AT+DADDR: Get or Set the Device Address
1426 +)))
1406 1406  
1428 +(((
1407 1407  AT+APPKEY: Get or Set the Application Key
1430 +)))
1408 1408  
1432 +(((
1409 1409  AT+NWKSKEY: Get or Set the Network Session Key
1434 +)))
1410 1410  
1436 +(((
1411 1411  AT+APPSKEY: Get or Set the Application Session Key
1438 +)))
1412 1412  
1440 +(((
1413 1413  AT+APPEUI: Get or Set the Application EUI
1442 +)))
1414 1414  
1444 +(((
1415 1415  AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
1446 +)))
1416 1416  
1448 +(((
1417 1417  AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
1450 +)))
1418 1418  
1452 +(((
1419 1419  AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1454 +)))
1420 1420  
1456 +(((
1421 1421  AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
1458 +)))
1422 1422  
1460 +(((
1423 1423  AT+PNM: Get or Set the public network mode. (0: off, 1: on)
1462 +)))
1424 1424  
1464 +(((
1425 1425  AT+RX2FQ: Get or Set the Rx2 window frequency
1466 +)))
1426 1426  
1468 +(((
1427 1427  AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
1470 +)))
1428 1428  
1472 +(((
1429 1429  AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
1474 +)))
1430 1430  
1476 +(((
1431 1431  AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
1478 +)))
1432 1432  
1480 +(((
1433 1433  AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
1482 +)))
1434 1434  
1484 +(((
1435 1435  AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
1486 +)))
1436 1436  
1488 +(((
1437 1437  AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1490 +)))
1438 1438  
1492 +(((
1439 1439  AT+NWKID: Get or Set the Network ID
1494 +)))
1440 1440  
1496 +(((
1441 1441  AT+FCU: Get or Set the Frame Counter Uplink
1498 +)))
1442 1442  
1500 +(((
1443 1443  AT+FCD: Get or Set the Frame Counter Downlink
1502 +)))
1444 1444  
1504 +(((
1445 1445  AT+CLASS: Get or Set the Device Class
1506 +)))
1446 1446  
1508 +(((
1447 1447  AT+JOIN: Join network
1510 +)))
1448 1448  
1512 +(((
1449 1449  AT+NJS: Get OTAA Join Status
1514 +)))
1450 1450  
1516 +(((
1451 1451  AT+SENDB: Send hexadecimal data along with the application port
1518 +)))
1452 1452  
1520 +(((
1453 1453  AT+SEND: Send text data along with the application port
1522 +)))
1454 1454  
1524 +(((
1455 1455  AT+RECVB: Print last received data in binary format (with hexadecimal values)
1526 +)))
1456 1456  
1528 +(((
1457 1457  AT+RECV: Print last received data in raw format
1530 +)))
1458 1458  
1532 +(((
1459 1459  AT+VER: Get current image version and Frequency Band
1534 +)))
1460 1460  
1536 +(((
1461 1461  AT+CFM: Get or Set the confirmation mode (0-1)
1538 +)))
1462 1462  
1540 +(((
1463 1463  AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1542 +)))
1464 1464  
1544 +(((
1465 1465  AT+SNR: Get the SNR of the last received packet
1546 +)))
1466 1466  
1548 +(((
1467 1467  AT+RSSI: Get the RSSI of the last received packet
1550 +)))
1468 1468  
1552 +(((
1469 1469  AT+TDC: Get or set the application data transmission interval in ms
1554 +)))
1470 1470  
1556 +(((
1471 1471  AT+PORT: Get or set the application port
1558 +)))
1472 1472  
1560 +(((
1473 1473  AT+DISAT: Disable AT commands
1562 +)))
1474 1474  
1564 +(((
1475 1475  AT+PWORD: Set password, max 9 digits
1566 +)))
1476 1476  
1568 +(((
1477 1477  AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode
1570 +)))
1478 1478  
1572 +(((
1479 1479  AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470
1574 +)))
1480 1480  
1576 +(((
1481 1481  AT+CFG: Print all settings
1482 1482  
1579 +
1580 +)))
1483 1483  
1582 +== 4.2 Common AT Command Sequence ==
1484 1484  
1485 -1.
1486 -11. Common AT Command Sequence
1487 -111. Multi-channel ABP mode (Use with SX1301/LG308)
1584 +=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1488 1488  
1586 +(((
1489 1489  If device has not joined network yet:
1588 +)))
1490 1490  
1491 -123456
1590 +(((
1591 +(% style="background-color:#dcdcdc" %)123456
1592 +)))
1492 1492  
1493 -AT+FDR
1594 +(((
1595 +(% style="background-color:#dcdcdc" %)AT+FDR
1596 +)))
1494 1494  
1495 -123456
1598 +(((
1599 +(% style="background-color:#dcdcdc" %)123456
1600 +)))
1496 1496  
1497 -AT+NJM=0
1602 +(((
1603 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1604 +)))
1498 1498  
1499 -ATZ
1606 +(((
1607 +(% style="background-color:#dcdcdc" %)ATZ
1608 +)))
1500 1500  
1501 1501  
1611 +(((
1502 1502  If device already joined network:
1613 +)))
1503 1503  
1504 -AT+NJM=0
1615 +(((
1616 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1617 +)))
1505 1505  
1506 -ATZ
1619 +(((
1620 +(% style="background-color:#dcdcdc" %)ATZ
1507 1507  
1508 -1.
1509 -11.
1510 -111. Single-channel ABP mode (Use with LG01/LG02)
1622 +
1623 +)))
1511 1511  
1512 -123456   Enter Password to have AT access.
1625 +=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1513 1513  
1514 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1627 +(((
1628 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1629 +)))
1515 1515  
1516 -123456   Enter Password to have AT access.
1631 +(((
1632 +(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1633 +)))
1517 1517  
1518 -AT+CLASS=C Set to work in CLASS C
1635 +(((
1636 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1637 +)))
1519 1519  
1520 -AT+NJM=0 Set to ABP mode
1639 +(((
1640 +(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1641 +)))
1521 1521  
1522 -AT+ADR=0 Set the Adaptive Data Rate Off
1643 +(((
1644 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1645 +)))
1523 1523  
1524 -AT+DR=5  Set Data Rate
1647 +(((
1648 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
1649 +)))
1525 1525  
1526 -AT+TDC=60000  Set transmit interval to 60 seconds
1651 +(((
1652 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1653 +)))
1527 1527  
1528 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1655 +(((
1656 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1657 +)))
1529 1529  
1530 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1659 +(((
1660 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
1661 +)))
1531 1531  
1532 -AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1663 +(((
1664 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1665 +)))
1533 1533  
1534 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1667 +(((
1668 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1669 +)))
1535 1535  
1536 -ATZ          Reset MCU
1671 +(((
1672 +(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%)Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1673 +)))
1537 1537  
1538 -**Note:**
1675 +(((
1676 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1677 +)))
1539 1539  
1540 -1. Make sure the device is set to ABP mode in the IoT Server.
1541 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1542 -1. 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.
1543 -1. 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
1679 +(((
1680 +(% style="color:red" %)**Note:**
1681 +)))
1544 1544  
1545 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]]
1683 +(((
1684 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1685 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1686 +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.
1687 +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
1688 +)))
1546 1546  
1690 +(((
1691 +[[image:1653359097980-169.png||height="188" width="729"]]
1692 +)))
1547 1547  
1548 -1.
1549 -11.
1550 -111. Change to Class A
1694 +(((
1695 +
1696 +)))
1551 1551  
1552 -If sensor JOINED
1698 +=== 4.2.3 Change to Class A ===
1553 1553  
1554 -AT+CLASS=A
1555 -
1700 +If sensor JOINED
1701 +(% style="background-color:#dcdcdc" %)AT+CLASS=A
1556 1556  ATZ
1557 1557  
1558 1558  
1705 += 5. FAQ =
1559 1559  
1707 +== 5.1 How to upgrade the image? ==
1560 1560  
1561 -
1562 -1. FAQ
1563 -
1564 -1.
1565 -11. How to upgrade the image?
1566 -
1567 1567  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1568 1568  
1569 1569  * Support new features
1570 1570  * For bug fix
1571 1571  * Change LoRaWAN bands.
1572 -
1573 1573  Below shows the hardware connection for how to upload an image to the LT:
1715 +* [[image:1653359603330-121.png]]
1574 1574  
1575 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1576 -
1577 -
1717 +(((
1578 1578  **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]].
1579 -
1580 1580  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1581 -
1582 1582  **Step3: **Open flashloader; choose the correct COM port to update.
1583 -
1584 -**For LT-33222-L**:
1585 -
1586 -Hold down the PRO button and then momentarily press the RST reset button and the **DO2 led** will change from OFF to ON. When **DO2 LED** is on, it means the device is in download mode.
1587 -
1588 1588  **For LT-22222-L**:
1589 -
1590 1590  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.
1591 -
1592 -
1593 -
1594 -|(((
1595 -Board detected
1596 1596  )))
1597 1597  
1598 -|(((
1599 -
1600 -)))
1725 + [[image:image-20220524103407-12.png]]
1601 1601  
1602 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]]
1727 +[[image:image-20220524103429-13.png]]
1603 1603  
1729 +[[image:image-20220524104033-15.png]]
1604 1604  
1731 +(% 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:
1605 1605  
1606 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image034.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image035.png]]
1733 +[[image:1653360054704-518.png||height="186" width="745"]]
1607 1607  
1608 1608  
1609 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image036.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image037.png]]
1736 +(((
1737 +(((
1738 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
1739 +)))
1740 +)))
1610 1610  
1742 +(((
1743 +User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1611 1611  
1612 -**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1745 +
1746 +)))
1613 1613  
1614 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image038.png]]
1748 +(((
1749 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1750 +)))
1615 1615  
1616 -
1617 -1.
1618 -11. How to change the LoRa Frequency Bands/Region?
1619 -
1620 -User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1621 -
1622 -
1623 -1.
1624 -11. How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1625 -
1752 +(((
1753 +(((
1626 1626  In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
1755 +)))
1756 +)))
1627 1627  
1758 +(((
1759 +(((
1628 1628  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1761 +)))
1762 +)))
1629 1629  
1764 +(((
1765 +(% 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.
1766 +)))
1630 1630  
1631 -**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.
1768 +(((
1769 +[[image:1653360231087-571.png||height="401" width="727"]]
1770 +)))
1632 1632  
1633 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
1772 +(((
1773 +(% 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.
1774 +)))
1634 1634  
1635 -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.
1776 +(((
1777 +(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1778 +)))
1636 1636  
1780 +(((
1781 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1782 +(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1783 +(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1784 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1785 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1786 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1787 +(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1788 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1789 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1790 +(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1791 +)))
1637 1637  
1638 -**Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1793 +(((
1794 +As shown in below:
1795 +)))
1639 1639  
1640 -123456   Enter Password to have AT access.
1797 +[[image:1653360498588-932.png||height="485" width="726"]]
1641 1641  
1642 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1643 1643  
1644 -123456   Enter Password to have AT access.
1800 +== 5.4 Can I see counting event in Serial? ==
1645 1645  
1646 -AT+NJM=0 Set to ABP mode
1802 +(((
1803 +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.
1647 1647  
1648 -AT+ADR=0 Set the Adaptive Data Rate Off
1805 +
1806 +)))
1649 1649  
1650 -AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
1808 +(((
1809 += 6. Trouble Shooting =
1810 +)))
1651 1651  
1652 -AT+TDC=60000  Set transmit interval to 60 seconds
1812 +(((
1813 +(((
1814 +== 6.1 Downlink doesn’t work, how to solve it? ==
1815 +)))
1816 +)))
1653 1653  
1654 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1818 +(((
1819 +Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1655 1655  
1656 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
1821 +[[http:~~/~~/wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H5.1Howitwork>>http://wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H5.1Howitwork]]
1657 1657  
1658 -ATZ                Reset MCU
1823 +
1824 +)))
1659 1659  
1660 -As shown in below:
1826 +(((
1827 +== 6.2 Have trouble to upload image. ==
1828 +)))
1661 1661  
1662 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
1830 +(((
1831 +See this link for trouble shooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
1663 1663  
1833 +[[http:~~/~~/wiki1.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/>>http://wiki1.dragino.com/xwiki/bin/view/Main/Firmware%20Upgrade%20Instruction%20for%20STM32%20base%20products/]]
1834 +)))
1664 1664  
1836 +(((
1837 +
1838 +)))
1665 1665  
1666 -1.
1667 -11. Can I see counting event in Serial?
1840 +(((
1841 +== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1842 +)))
1668 1668  
1669 -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.
1844 +(((
1845 +It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1670 1670  
1847 +[[http:~~/~~/wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H2.NoticeofUS9152FCN4702FAU915Frequencyband>>http://wiki1.dragino.com/xwiki/bin/view/Main/LoRaWAN%20Communication%20Debug/#H2.NoticeofUS9152FCN4702FAU915Frequencyband]]
1848 +)))
1671 1671  
1850 +(((
1851 +
1852 +)))
1672 1672  
1854 +(((
1855 += 7. Order Info =
1856 +)))
1673 1673  
1674 -1. Trouble Shooting     
1675 -11. Downlink doesn’t work, how to solve it?
1858 +(((
1859 +(((
1860 +(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1861 +)))
1862 +)))
1676 1676  
1677 -Please see this link for how to debug:
1864 +(((
1865 +(((
1866 +(% style="color:#4f81bd" %)**XXX:**
1867 +)))
1868 +)))
1678 1678  
1679 -[[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]]
1870 +(((
1871 +* (((
1872 +(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1873 +)))
1874 +)))
1680 1680  
1876 +(((
1877 +* (((
1878 +(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1879 +)))
1880 +)))
1681 1681  
1682 -1.
1683 -11. Have trouble to upload image.
1882 +(((
1883 +* (((
1884 +(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1885 +)))
1886 +)))
1684 1684  
1685 -See this link for trouble shooting:
1888 +(((
1889 +* (((
1890 +(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1891 +)))
1892 +)))
1686 1686  
1687 -[[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]]
1894 +(((
1895 +* (((
1896 +(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1897 +)))
1898 +)))
1688 1688  
1900 +(((
1901 +* (((
1902 +(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1903 +)))
1904 +)))
1689 1689  
1690 -1.
1691 -11. Why I can’t join TTN in US915 /AU915 bands?
1906 +(((
1907 +* (((
1908 +(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1909 +)))
1910 +)))
1692 1692  
1693 -It might be about the channels mapping. Please see this link for detail:
1912 +(((
1913 +* (((
1914 +(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1915 +)))
1916 +)))
1694 1694  
1695 -[[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]]
1918 +(((
1919 +* (((
1920 +(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1696 1696  
1922 +
1923 +)))
1697 1697  
1925 += 8. Packing Info =
1926 +)))
1698 1698  
1699 -
1700 -1. Order Info
1701 -
1702 -**For LT-33222-L-XXX or LT-22222-L-XXX:**
1703 -
1704 -**XXX:**
1705 -
1706 -* **EU433**: LT with frequency bands EU433
1707 -* **EU868**: LT with frequency bands EU868
1708 -* **KR920**: LT with frequency bands KR920
1709 -* **CN470**: LT with frequency bands CN470
1710 -* **AS923**: LT with frequency bands AS923
1711 -* **AU915**: LT with frequency bands AU915
1712 -* **US915**: LT with frequency bands US915
1713 -* **IN865**: LT with frequency bands IN865
1714 -* **CN779**: LT with frequency bands CN779
1715 -
1716 -1. Packing Info
1717 -
1928 +(((
1929 +(((
1718 1718  **Package Includes**:
1931 +)))
1932 +)))
1719 1719  
1720 -* LT I/O Controller x 1
1934 +(((
1935 +(((
1936 +* LT-22222-L I/O Controller x 1
1721 1721  * Stick Antenna for LoRa RF part x 1
1722 1722  * Bracket for controller x1
1723 1723  * Program cable x 1
1940 +)))
1941 +)))
1724 1724  
1943 +(((
1944 +(((
1725 1725  **Dimension and weight**:
1946 +)))
1947 +)))
1726 1726  
1949 +(((
1950 +(((
1727 1727  * Device Size: 13.5 x 7 x 3 cm
1728 1728  * Device Weight: 105g
1729 1729  * Package Size / pcs : 14.5 x 8 x 5 cm
1730 1730  * Weight / pcs : 170g
1731 1731  
1732 -1. Support
1956 +
1957 +)))
1958 +)))
1733 1733  
1734 -* 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.
1735 -* Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to
1960 +(((
1961 += 9. Support =
1962 +)))
1736 1736  
1737 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1964 +* (((
1965 +(((
1966 +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.
1967 +)))
1968 +)))
1969 +* (((
1970 +(((
1971 +Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to
1972 +)))
1973 +)))
1974 +
1975 +(((
1976 +(((
1977 + [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1978 +
1979 +
1980 +)))
1981 +
1982 +(((
1983 += 10. Reference​​​​​ =
1984 +
1985 +* Product Page:
1986 +
1987 +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]]
1988 +
1989 +* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
1990 +* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1991 +* [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
1992 +)))
1993 +)))
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