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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
... ... @@ -99,7 +99,7 @@
99 99  
100 100  == 1.5 Hardware Variants ==
101 101  
102 -(% border="1" style="background-color:#f7faff; width:540px" %)
181 +(% border="1" style="background-color:#f7faff; width:500px" %)
103 103  |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
104 104  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
105 105  * 2 x Digital Input (Bi-direction)
... ... @@ -110,6 +110,7 @@
110 110  * 1 x Counting Port
111 111  )))
112 112  
192 +
113 113  = 2. Power ON Device =
114 114  
115 115  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.
... ... @@ -120,21 +120,29 @@
120 120  
121 121  [[image:1653297104069-180.png]]
122 122  
203 +
123 123  = 3. Operation Mode =
124 124  
125 -== 3.1 How it works? ==
206 +== 3.1 How it works? ==
126 126  
208 +(((
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. 
210 +)))
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.
212 +(((
213 +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
215 +
216 +)))
132 132  
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.
218 +== 3.2 Example to join LoRaWAN network ==
134 134  
220 +(((
221 +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. 
222 +)))
223 +
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  )))
... ... @@ -153,12 +153,14 @@
153 153  
154 154  Add APP EUI in the application.
155 155  
156 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image007.png]][[image:1653297955910-247.png||height="321" width="716"]]
244 +[[image:1653297955910-247.png||height="321" width="716"]]
157 157  
246 +
158 158  Add APP KEY and DEV EUI
159 159  
160 160  [[image:1653298023685-319.png]]
161 161  
251 +
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  )))
... ... @@ -165,8 +165,9 @@
165 165  
166 166  [[image:1653298044601-602.png||height="405" width="709"]]
167 167  
168 -== [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image009.png]]3.3 Uplink Payload ==
169 169  
259 +== 3.3 Uplink Payload ==
260 +
170 170  There are five working modes + one interrupt mode on LT for different type application:
171 171  
172 172  * **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
... ... @@ -182,9 +182,10 @@
182 182  
183 183  [[image:image-20220523174024-3.png]]
184 184  
276 +(((
277 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
278 +)))
185 185  
186 -**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
187 -
188 188  [[image:image-20220523174254-4.png]]
189 189  
190 190  * RO is for relay. ROx=1 : close，ROx=0 always open.
... ... @@ -191,13 +191,12 @@
191 191  * DI is for digital input. DIx=1: high or float, DIx=0: low.
192 192  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
193 193  
194 -Note: DI3 and DO3 bit are not valid for LT-22222-L
286 +(% style="color:red" %)Note: DI3 and DO3 bit are not valid for LT-22222-L
195 195  
288 +For example if payload is: [[image:image-20220523175847-2.png]]
196 196  
197 -For example if payload is: 04 AB 04 AC 13 10 13 00 AA FF 01
290 +**The value for the interface is:  **
198 198  
199 -The value for the interface is:
200 -
201 201  AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V
202 202  
203 203  AVI2 channel voltage is 0x04AC/1000=1.196V
... ... @@ -211,18 +211,11 @@
211 211  * [1] RO1 relay channel is close and the RO1 LED is ON.
212 212  * [0] RO2 relay channel is open and RO2 LED is OFF;
213 213  
214 -LT33222-L:
305 +**LT22222-L:**
215 215  
216 -* [1] DI3 channel is high input and DI3 LED is OFF;
217 -* [0] DI2 channel is low input;
218 -* [1] DI1 channel is high input and DI1 LED is OFF;
219 -
220 -LT22222-L:
221 -
222 222  * [1] DI2 channel is high input and DI2 LED is ON;
223 223  * [0] DI1 channel is low input;
224 224  
225 -
226 226  * [0] DO3 channel output state
227 227  ** DO3 is float in case no load between DO3 and V+.;
228 228  ** DO3 is high in case there is load between DO3 and V+.
... ... @@ -233,302 +233,316 @@
233 233  ** DO1 is high in case there is load between DO1 and V+.
234 234  ** DO1 LED is off in both case
235 235  
320 +=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
236 236  
237 -
238 -1.
239 -11.
240 -111. AT+MOD=2, (Double DI Counting)
241 -
242 -**For LT-33222-L**: this mode the **DI3** is used as a counting pin. Counting on DI3 reflect in COUNT1.
243 -
244 244  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
245 245  
246 -
324 +(((
247 247  Total : 11 bytes payload
326 +)))
248 248  
249 -(% border="1" style="background-color:#f7faff" %)
250 -|Size(bytes)|4|4|1|1|1
251 -|Value|COUNT1|COUNT2 |DIDORO*|(((
252 -Reserve
328 +[[image:image-20220523180452-3.png]]
253 253  
254 -
255 -)))|MOD
330 +(((
331 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
332 +)))
256 256  
334 +[[image:image-20220523180506-4.png]]
257 257  
258 -**DIDORO** is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
259 -
260 -(% border="1" style="background-color:#f7faff" %)
261 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
262 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
263 -
264 264  * RO is for relay. ROx=1 : close，ROx=0 always open.
265 265  * FIRST: Indicate this is the first packet after join network.
266 266  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
267 267  
268 -Note: DO3 bit is not valid for LT-22222-L.
340 +(((
341 +(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
342 +)))
269 269  
344 +(((
345 +**To use counting mode, please run:**
346 +)))
270 270  
271 -To use counting mode, please run:
348 +(% class="box infomessage" %)
349 +(((
350 +(((
351 +**AT+MOD=2**
352 +)))
353 +)))
272 272  
273 -AT+MOD=2
355 +(% class="box infomessage" %)
356 +(((
357 +(((
358 +**ATZ**
359 +)))
360 +)))
274 274  
275 -ATZ
362 +(((
363 +(% style="color:#4f81bd" %)**AT Commands for counting:**
364 +)))
276 276  
277 -
278 -AT Commands for counting:
279 -
280 -**For LT33222-L:**
281 -
282 -AT+TRIG1=0,100 (set DI3 port to trigger on low level, valid signal is 100ms)
283 -
284 -AT+TRIG1=1,100 (set DI3 port to trigger on high level, valid signal is 100ms )
285 -
286 -AT+SETCNT=1,60   (Set COUNT1 value to 60)
287 -
288 -
366 +(((
289 289  **For LT22222-L:**
368 +)))
290 290  
291 -AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms)
370 +(% class="box infomessage" %)
371 +(((
372 +(((
373 +**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
374 +)))
375 +)))
292 292  
293 -AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
377 +(% class="box infomessage" %)
378 +(((
379 +(((
380 +**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
381 +)))
382 +)))
294 294  
295 -AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms)
384 +(% class="box infomessage" %)
385 +(((
386 +(((
387 +**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
388 +)))
389 +)))
296 296  
297 -AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms )
391 +(% class="box infomessage" %)
392 +(((
393 +(((
394 +**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
395 +)))
396 +)))
298 298  
398 +(% class="box infomessage" %)
399 +(((
400 +(((
401 +**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
402 +)))
403 +)))
299 299  
300 -AT+SETCNT=1,60   (Set COUNT1 value to 60)
405 +(% class="box infomessage" %)
406 +(((
407 +(((
408 +**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
409 +)))
410 +)))
301 301  
302 -AT+SETCNT=2,60   (Set COUNT2 value to 60)
303 303  
413 +=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
304 304  
305 -**For both LT22222-L & LT33222-L**:
306 -
307 -AT+CLRCOUNT clear all countings
308 -
309 -AT+COUTIME=60  Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
310 -
311 -
312 -
313 -1.
314 -11.
315 -111. AT+MOD=3, Single DI Counting + 2 x ACI
316 -
317 -**LT33222-L**: This mode the DI3 is used as a counting pin.
318 -
319 319  **LT22222-L**: This mode the DI1 is used as a counting pin.
320 320  
417 +[[image:image-20220523181246-5.png]]
321 321  
322 -(% border="1" style="background-color:#f7faff" %)
323 -|Size(bytes)|4|2|2|1|1|1
324 -|Value|COUNT1|(((
325 -ACI1
419 +(((
420 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
421 +)))
326 326  
327 -Current
328 -)))|(((
329 -ACI2
423 +[[image:image-20220523181301-6.png]]
330 330  
331 -Current
332 -)))|DIDORO*|Reserve|MOD
333 -
334 -
335 -**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
336 -
337 -(% border="1" style="background-color:#f7faff" %)
338 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
339 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
340 -
341 341  * RO is for relay. ROx=1 : close，ROx=0 always open.
342 342  * FIRST: Indicate this is the first packet after join network.
343 343  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
344 344  
345 -Note: DO3 is not valid for LT-22222-L.
429 +(((
430 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
431 +)))
346 346  
433 +(((
434 +**To use counting mode, please run:**
435 +)))
347 347  
348 -To use counting mode, please run:
437 +(% class="box infomessage" %)
438 +(((
439 +(((
440 +**AT+MOD=3**
441 +)))
442 +)))
349 349  
350 -AT+MOD=3
444 +(% class="box infomessage" %)
445 +(((
446 +(((
447 +**ATZ**
448 +)))
449 +)))
351 351  
352 -ATZ
451 +(((
452 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
353 353  
454 +
455 +)))
354 354  
355 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
457 +=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
356 356  
357 -
358 -
359 -
360 -1.
361 -11.
362 -111. AT+MOD=4, Single DI Counting + 1 x Voltage Counting
363 -
364 -**LT33222-L**: This mode the DI3 is used as a counting pin.
365 -
366 366  **LT22222-L**: This mode the DI1 is used as a counting pin.
367 367  
368 -
369 369  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.
370 370  
463 +[[image:image-20220523181903-8.png]]
371 371  
372 -(% border="1" style="background-color:#f7faff" %)
373 -|Size(bytes)|4|4|1|1|1
374 -|Value|COUNT1|AVI1 Counting|DIDORO*|(((
375 -Reserve
465 +(((
466 +(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
467 +)))
376 376  
377 -
378 -)))|MOD
469 +[[image:image-20220523181727-7.png]]
379 379  
380 -
381 -**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
382 -
383 -(% border="1" style="background-color:#f7faff" %)
384 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
385 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
386 -
387 387  * RO is for relay. ROx=1 : close，ROx=0 always open.
388 388  * FIRST: Indicate this is the first packet after join network.
389 389  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
390 390  
391 -Note: DO3 is not valid for LT-22222-L.
475 +(((
476 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
477 +)))
392 392  
479 +(((
480 +**To use this mode, please run:**
481 +)))
393 393  
394 -To use this mode, please run:
483 +(% class="box infomessage" %)
484 +(((
485 +(((
486 +**AT+MOD=4**
487 +)))
488 +)))
395 395  
396 -AT+MOD=4
490 +(% class="box infomessage" %)
491 +(((
492 +(((
493 +**ATZ**
494 +)))
495 +)))
397 397  
398 -ATZ
497 +(((
498 +
499 +)))
399 399  
501 +(((
502 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
503 +)))
400 400  
505 +(((
506 +**Plus below command for AVI1 Counting:**
507 +)))
401 401  
402 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
509 +(% class="box infomessage" %)
510 +(((
511 +(((
512 +**AT+SETCNT=3,60   (set AVI Count to 60)**
513 +)))
514 +)))
403 403  
404 -Plus below command for AVI1 Counting:
516 +(% class="box infomessage" %)
517 +(((
518 +(((
519 +**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
520 +)))
521 +)))
405 405  
406 -AT+SETCNT=3,60   (set AVI Count to 60)
523 +(% class="box infomessage" %)
524 +(((
525 +(((
526 +**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
527 +)))
528 +)))
407 407  
408 -AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)
530 +(% class="box infomessage" %)
531 +(((
532 +(((
533 +**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
534 +)))
535 +)))
409 409  
410 -AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)
411 411  
412 -AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)
538 +=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
413 413  
414 -
415 -
416 -1.
417 -11.
418 -111. AT+MOD=5, Single DI Counting + 2 x AVI + 1 x ACI
419 -
420 -
421 -**LT33222-L**: This mode the DI3 is used as a counting pin.
422 -
423 423  **LT22222-L**: This mode the DI1 is used as a counting pin.
424 424  
542 +[[image:image-20220523182334-9.png]]
425 425  
426 -(% border="1" style="background-color:#f7faff" %)
427 -|Size(bytes)|2|2|2|2|1|1|1
428 -|Value|(((
429 -AVI1
544 +(((
545 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
546 +)))
430 430  
431 -voltage
432 -)))|(((
433 -AVI2
434 -
435 -voltage
436 -)))|(((
437 -ACI1
438 -
439 -Current
440 -)))|COUNT1|DIDORO*|(((
441 -Reserve
442 -
443 -
444 -)))|MOD
445 -
446 -
447 -
448 -**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
449 -
450 -(% border="1" style="background-color:#f7faff" %)
451 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
452 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
453 -
454 454  * RO is for relay. ROx=1 : close，ROx=0 always open.
455 455  * FIRST: Indicate this is the first packet after join network.
456 -* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
550 +* (((
551 +DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
552 +)))
457 457  
458 -Note: DO3 is not valid for LT-22222-L.
554 +(((
555 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
556 +)))
459 459  
558 +(((
559 +**To use this mode, please run:**
560 +)))
460 460  
461 -To use this mode, please run:
562 +(% class="box infomessage" %)
563 +(((
564 +(((
565 +**AT+MOD=5**
566 +)))
567 +)))
462 462  
463 -AT+MOD=5
569 +(% class="box infomessage" %)
570 +(((
571 +(((
572 +**ATZ**
573 +)))
574 +)))
464 464  
465 -ATZ
576 +(((
577 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
466 466  
579 +
580 +)))
467 467  
468 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
582 +=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
469 469  
584 +(% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
470 470  
471 -
472 -
473 -
474 -1.
475 -11.
476 -111. AT+ADDMOD=6. (Trigger Mode, Optional)
477 -
478 -
479 -**This mode is an optional mode for trigger purpose. It can run together with other mode.**
480 -
481 481  For example, if user has configured below commands:
482 482  
483 -* AT+MOD=1   à The normal working mode
484 -* AT+ADDMOD6=1    à Enable trigger
588 +* **AT+MOD=1 ** **~-~->** The normal working mode
589 +* **AT+ADDMOD6=1**   **~-~->** Enable trigger
485 485  
486 -
487 487  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
488 488  
489 -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
490 -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.**
593 +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
594 +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.**
491 491  
492 -
493 493  **AT Command to set Trigger Condition**:
494 494  
495 -**Trigger base on voltage**:
598 +(% style="color:#4f81bd" %)**Trigger base on voltage**:
496 496  
497 497  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
498 498  
499 -Example:
602 +**Example:**
500 500  
501 501  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)
502 502  
503 503  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
504 504  
608 +(% style="color:#4f81bd" %)**Trigger base on current**:
505 505  
506 -**Trigger base on current**:
507 -
508 508  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
509 509  
510 -Example:
612 +**Example:**
511 511  
512 512  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
513 513  
616 +(% style="color:#4f81bd" %)**Trigger base on DI status**:
514 514  
515 -**Trigger base on DI status**:
516 -
517 517  DI status trigger Flag.
518 518  
519 519  Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
520 520  
521 -Example:
622 +**Example:**
522 522  
523 523  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
524 524  
525 525  
526 -
527 -
528 -
529 529  **Downlink Command to set Trigger Condition**
530 530  
531 -Type Code: 0xAA. Downlink command same as AT Command [[AT+AVLIM, AT+ACLIM>>path:#AT_Trigger]]
629 +Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
532 532  
533 533  Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4
534 534  
... ... @@ -544,145 +544,49 @@
544 544  
545 545   Yy4 yy4: AC2 or AV2 high limit.
546 546  
645 +**Example1**: AA 00 13 88 00 00 00 00 00 00
547 547  
548 -Example1: AA 00 13 88 00 00 00 00 00 00
549 -
550 550  Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
551 551  
552 -Example2: AA 02 01 00
649 +**Example2**: AA 02 01 00
553 553  
554 554  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
555 555  
653 +(% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
556 556  
557 -
558 -
559 -**Trigger Settings Payload Explanation:**
560 -
561 561  MOD6 Payload : total 11 bytes payload
562 562  
563 -(% border="1" style="background-color:#f7faff" %)
564 -|Size(bytes)|1|1|1|6|1|1
565 -|Value|(((
566 -TRI_A
657 +[[image:image-20220524085923-1.png]]
567 567  
568 -FLAG
569 -)))|(((
570 -TRI_A
659 +(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
571 571  
572 -Status
573 -)))|(((
574 -TRI_DI
661 +[[image:image-20220524090106-2.png]]
575 575  
576 -FLAG+STA
577 -)))|Reserve|Enable/Disable MOD6|(((
578 -MOD
579 -
580 -(6)
581 -)))
582 -
583 -
584 -
585 -**TRI FLAG1** is a combination to show if trigger is set for this part. Totally 1byte as below
586 -
587 -(% border="1" style="background-color:#f7faff" %)
588 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
589 -|(((
590 -AV1_
591 -
592 -LOW
593 -)))|(((
594 -AV1_
595 -
596 -HIGH
597 -)))|(((
598 -AV2_
599 -
600 -LOW
601 -)))|(((
602 -AV2_
603 -
604 -HIGH
605 -)))|(((
606 -AC1_
607 -
608 -LOW
609 -)))|(((
610 -AC1_
611 -
612 -HIGH
613 -)))|(((
614 -AC2_
615 -
616 -LOW
617 -)))|(((
618 -AC2_
619 -
620 -HIGH
621 -)))
622 -
623 623  * Each bits shows if the corresponding trigger has been configured.
624 624  
625 -Example:
665 +**Example:**
626 626  
627 627  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
628 628  
629 629  
630 -**TRI Status1** is a combination to show which condition is trigger. Totally 1byte as below
670 +(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
631 631  
632 -(% border="1" style="background-color:#f7faff" %)
633 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
634 -|(((
635 -AV1_
672 +[[image:image-20220524090249-3.png]]
636 636  
637 -LOW
638 -)))|(((
639 -AV1_
640 -
641 -HIGH
642 -)))|(((
643 -AV2_
644 -
645 -LOW
646 -)))|(((
647 -AV2_
648 -
649 -HIGH
650 -)))|(((
651 -AC1_
652 -
653 -LOW
654 -)))|(((
655 -AC1_
656 -
657 -HIGH
658 -)))|(((
659 -AC2_
660 -
661 -LOW
662 -)))|(((
663 -AC2_
664 -
665 -HIGH
666 -)))
667 -
668 668  * Each bits shows which status has been trigger on this uplink.
669 669  
670 -Example:
676 +**Example:**
671 671  
672 672  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
673 673  
674 674  
681 +(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
675 675  
683 +[[image:image-20220524090456-4.png]]
676 676  
677 -**TRI_DI FLAG+STA **is a combination to show which condition is trigger. Totally 1byte as below
678 -
679 -(% border="1" style="background-color:#f7faff" %)
680 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
681 -|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
682 -
683 683  * Each bits shows which status has been trigger on this uplink.
684 684  
685 -Example:
687 +**Example:**
686 686  
687 687  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
688 688  
... ... @@ -689,120 +689,124 @@
689 689  00000101: Means both DI1 and DI2 trigger are enabled.
690 690  
691 691  
692 -**Enable/Disable MOD6 **: 0x01: MOD6 is enable. 0x00: MOD6 is disable.
694 +(% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
693 693  
694 -
695 695  Downlink command to poll MOD6 status:
696 696  
697 -AB 06
698 +**AB 06**
698 698  
699 699  When device got this command, it will send the MOD6 payload.
700 700  
701 701  
702 -1.
703 -11.
704 -111. Payload Decoder
703 +=== 3.3.7 Payload Decoder ===
705 705  
706 -
705 +(((
707 707  **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/]]
708 708  
708 +
709 +)))
709 709  
711 +== 3.4 ​Configure LT via AT or Downlink ==
710 710  
713 +User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
711 711  
712 -
713 -
714 -
715 -1.
716 -11. ​Configure LT via AT or Downlink
717 -
718 -User can configure LT I/O Controller via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
719 -
715 +(((
720 720  There are two kinds of Commands:
717 +)))
721 721  
722 -* **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
719 +* (% 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
723 723  
724 -* **Sensor Related Commands**: These commands are special designed for LT-22222-L.  User can see these commands below:
721 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
725 725  
723 +=== 3.4.1 Common Commands ===
726 726  
727 -1.
728 -11.
729 -111. Common Commands:
725 +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]]
730 730  
731 731  
732 -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
728 +=== 3.4.2 Sensor related commands ===
733 733  
730 +==== 3.4.2.1 Set Transmit Interval ====
734 734  
735 -1.
736 -11.
737 -111. Sensor related commands:
738 -
739 -
740 -==== Set Transmit Interval ====
741 -
742 742  Set device uplink interval.
743 743  
744 744  * AT Command:
745 745  
746 -AT+TDC=N
736 +(% class="box infomessage" %)
737 +(((
738 +**AT+TDC=N **
739 +)))
747 747  
748 -Example: AT+TDC=30000. Means set interval to 30 seconds
741 +**Example: **AT+TDC=30000. Means set interval to 30 seconds
749 749  
750 -
751 751  * Downlink Payload (prefix 0x01):
752 752  
753 -0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)
745 +(% class="box infomessage" %)
746 +(((
747 +**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
748 +)))
754 754  
755 755  
756 -==== Set Work Mode (AT+MOD) ====
751 +==== 3.4.2.2 Set Work Mode (AT+MOD) ====
757 757  
758 758  Set work mode.
759 759  
760 760  * AT Command:
761 761  
762 -AT+MOD=N 
757 +(% class="box infomessage" %)
758 +(((
759 +**AT+MOD=N  **
760 +)))
763 763  
764 -Example: AT+MOD=2. Set work mode to Double DI counting mode
762 +**Example**: AT+MOD=2. Set work mode to Double DI counting mode
765 765  
766 -
767 767  * Downlink Payload (prefix 0x0A):
768 768  
769 -0x0A aa     ~/~/ Same as AT+MOD=aa
766 +(% class="box infomessage" %)
767 +(((
768 +**0x0A aa     ~/~/ Same as AT+MOD=aa**
769 +)))
770 770  
771 771  
772 +==== 3.4.2.3 Poll an uplink ====
772 772  
773 -==== Poll an uplink ====
774 -
775 775  * AT Command:
776 776  
777 777  There is no AT Command to poll uplink
778 778  
779 -
780 780  * Downlink Payload (prefix 0x08):
781 781  
782 -0x08 FF     ~/~/ Poll an uplink,
780 +(% class="box infomessage" %)
781 +(((
782 +**0x08 FF     ~/~/ Poll an uplink,**
783 +)))
783 783  
784 -Example: 0x08FF, ask device to send an Uplink
785 +**Example**: 0x08FF, ask device to send an Uplink
785 785  
786 786  
787 -==== Enable Trigger Mode ====
788 +==== 3.4.2.4 Enable Trigger Mode ====
788 788  
789 -Use of trigger mode, please check [[ADDMOD6>>path:#MOD6]]
790 +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]]
790 790  
791 791  * AT Command:
792 792  
793 -AT+ADDMOD6=1 or 0
794 +(% class="box infomessage" %)
795 +(((
796 +**AT+ADDMOD6=1 or 0**
797 +)))
794 794  
795 795  1: Enable Trigger Mode
796 796  
797 797  0: Disable Trigger Mode
798 798  
799 -
800 800  * Downlink Payload (prefix 0x0A 06):
801 801  
802 -0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,
805 +(% class="box infomessage" %)
806 +(((
807 +**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
808 +)))
803 803  
804 804  
805 -==== Poll trigger settings ====
811 +==== 3.4.2.5 Poll trigger settings ====
806 806  
807 807  Poll trigger settings,
808 808  
... ... @@ -810,342 +810,347 @@
810 810  
811 811  There is no AT Command for this feature.
812 812  
813 -
814 814  * Downlink Payload (prefix 0x AB 06):
815 815  
816 -0xAB 06  ~/~/ Poll trigger settings, device will uplink [[trigger settings>>path:#Trigger_Settings]] once receive this command
821 +(% class="box infomessage" %)
822 +(((
823 +**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
824 +)))
817 817  
818 818  
819 -==== Enable / Disable DI1/DI2/DI3 as trigger ====
827 +==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
820 820  
821 821  Enable Disable DI1/DI2/DI2 as trigger,
822 822  
823 823  * AT Command:
824 824  
825 -Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
833 +(% class="box infomessage" %)
834 +(((
835 +**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
836 +)))
826 826  
827 -Example:
838 +**Example:**
828 828  
829 829  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
830 830  
831 -
832 -
833 833  * Downlink Payload (prefix 0xAA 02):
834 834  
835 -0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb
844 +(% class="box infomessage" %)
845 +(((
846 +**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
847 +)))
836 836  
837 837  
850 +==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
838 838  
839 -==== Trigger1 – Set DI1 or DI3 as trigger ====
840 -
841 841  Set DI1 or DI3(for LT-33222-L) trigger.
842 842  
843 843  * AT Command:
844 844  
845 -AT+TRIG1=a,b
856 +(% class="box infomessage" %)
857 +(((
858 +**AT+TRIG1=a,b**
859 +)))
846 846  
847 847  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
848 848  
849 849  b : delay timing.
850 850  
851 -Example:
865 +**Example:**
852 852  
853 853  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
854 854  
855 -
856 856  * Downlink Payload (prefix 0x09 01 ):
857 857  
858 -0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
871 +(% class="box infomessage" %)
872 +(((
873 +**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
874 +)))
859 859  
860 860  
861 -==== Trigger2 – Set DI2 as trigger ====
877 +==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
862 862  
863 863  Set DI2 trigger.
864 864  
865 865  * AT Command:
866 866  
867 -AT+TRIG2=a,b
883 +(% class="box infomessage" %)
884 +(((
885 +**AT+TRIG2=a,b**
886 +)))
868 868  
869 869  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
870 870  
871 871  b : delay timing.
872 872  
873 -Example:
892 +**Example:**
874 874  
875 875  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
876 876  
877 -
878 878  * Downlink Payload (prefix 0x09 02 ):
879 879  
880 -0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
898 +(% class="box infomessage" %)
899 +(((
900 +**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
901 +)))
881 881  
882 882  
883 -==== Trigger – Set AC (current) as trigger ====
904 +==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
884 884  
885 -Set current trigger , base on AC port. See [[trigger mode>>path:#MOD6]]
906 +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]]
886 886  
887 887  * AT Command:
888 888  
889 -AT+ACLIM. See [[trigger mode>>path:#MOD6]]
910 +(% class="box infomessage" %)
911 +(((
912 +**AT+ACLIM. **
913 +)))
890 890  
891 -
892 892  * Downlink Payload (prefix 0xAA 01 ):
893 893  
894 -0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>path:#MOD6]]
917 +(% class="box infomessage" %)
918 +(((
919 +**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]]**
920 +)))
895 895  
896 896  
897 -==== Trigger – Set AV (voltage) as trigger ====
923 +==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
898 898  
899 -Set current trigger , base on AV port. See [[trigger mode>>path:#MOD6]]
925 +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]]
900 900  
901 901  * AT Command:
902 902  
903 -AT+AVLIM. See [[trigger mode>>path:#MOD6]]
929 +(% class="box infomessage" %)
930 +(((
931 +**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]]**
932 +)))
904 904  
905 -
906 906  * Downlink Payload (prefix 0xAA 00 ):
907 907  
908 -0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>path:#MOD6]]
936 +(% class="box infomessage" %)
937 +(((
938 +**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]] **
939 +)))
909 909  
910 -==== Trigger – Set minimum interval ====
911 911  
942 +==== 3.4.2.11 Trigger – Set minimum interval ====
943 +
912 912  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
913 913  
914 914  * AT Command:
915 915  
916 -AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.
948 +(% class="box infomessage" %)
949 +(((
950 +**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
951 +)))
917 917  
918 -
919 919  * Downlink Payload (prefix 0xAC ):
920 920  
921 -0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
955 +(% class="box infomessage" %)
956 +(((
957 +**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
958 +)))
922 922  
923 923  
924 -==== DO ~-~- Control Digital Output DO1/DO2/DO3 ====
961 +==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
925 925  
926 926  * AT Command:
927 927  
928 928  There is no AT Command to control Digital Output
929 929  
930 -
931 931  * Downlink Payload (prefix 0x02):
932 932  
933 -0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output
969 +(% class="box infomessage" %)
970 +(((
971 +**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
972 +)))
934 934  
974 +(((
935 935  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
976 +)))
936 936  
978 +(((
937 937  01: Low,  00: High ,  11: No action
980 +)))
938 938  
939 -(% border="1" style="background-color:#f7faff" %)
940 -|Downlink Code|DO1|DO2|DO3
941 -|02  01  00  11|Low|High|No Action
942 -|02  00  11  01|High|No Action|Low
943 -|02  11  01  00|No Action|Low|High
982 +[[image:image-20220524092754-5.png]]
944 944  
945 -Note: For LT-22222-L, there is no DO3, the last byte can use any value.
984 +(((
985 +(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
986 +)))
946 946  
947 -Device will upload a packet if downlink code executes successfully.
988 +(((
989 +(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
990 +)))
948 948  
949 949  
993 +==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
950 950  
951 -
952 -
953 -==== DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
954 -
955 955  * AT Command:
956 956  
957 957  There is no AT Command to control Digital Output
958 958  
959 -
960 960  * Downlink Payload (prefix 0xA9):
961 961  
962 -0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control
1001 +(% class="box infomessage" %)
1002 +(((
1003 +(((
1004 +**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
1005 +)))
1006 +)))
963 963  
964 964  This is to control the digital output time of DO pin. Include four bytes:
965 965  
966 -**First Byte:** Type code (0xA9)
1010 +(% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
967 967  
968 -**Second Byte**: Inverter Mode
1012 +(% style="color:#4f81bd" %)**Second Byte**(%%): Inverter Mode
969 969  
970 970  01: DO pins will change back to original state after timeout.
971 971  
972 972  00: DO pins will change to an inverter state after timeout 
973 973  
1018 +(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
974 974  
975 -**Third Byte**: Control Method and Ports status:
1020 +[[image:image-20220524093238-6.png]]
976 976  
977 -(% border="1" style="background-color:#f7faff" %)
978 -|Second Byte|Status
979 -|0x01|DO1 set to low
980 -|0x00|DO1 set to high
981 -|0x11|DO1 NO Action
1022 +(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
982 982  
1024 +[[image:image-20220524093328-7.png]]
983 983  
984 -**Fourth Byte**: Control Method and Ports status:
1026 +(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
985 985  
986 -(% border="1" style="background-color:#f7faff" %)
987 -|Second Byte|Status
988 -|0x01|DO2 set to low
989 -|0x00|DO2 set to high
990 -|0x11|DO2 NO Action
1028 +[[image:image-20220524093351-8.png]]
991 991  
1030 +(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
992 992  
993 -**Fifth Byte**: Control Method and Ports status:
994 -
995 -(% border="1" style="background-color:#f7faff" %)
996 -|Second Byte|Status
997 -|0x01|DO3 set to low
998 -|0x00|DO3 set to high
999 -|0x11|DO3 NO Action
1000 -
1001 -**Sixth and Seventh Byte**:
1002 -
1003 1003   Latching time. Unit: ms
1004 1004  
1005 1005  Device will upload a packet if downlink code executes successfully.
1006 1006  
1036 +**Example payload:**
1007 1007  
1038 +**~1. A9 01 01 01 01 07 D0**
1008 1008  
1009 -Example payload:
1010 -
1011 -1. A9 01 01 01 01 07 D0
1012 -
1013 1013  DO1 pin & DO2 pin & DO3 pin will be set to Low, last 2 seconds, then change back to original state.
1014 1014  
1042 +**2. A9 01 00 01 11 07 D0**
1015 1015  
1016 -1. A9 01 00 01 11 07 D0
1017 -
1018 1018  DO1 pin set high, DO2 pin set low, DO3 pin no action, last 2 seconds, then change back to original state.
1019 1019  
1046 +**3. A9 00 00 00 00 07 D0**
1020 1020  
1021 -1. A9 00 00 00 00 07 D0
1022 -
1023 1023  DO1 pin & DO2 pin & DO3 pin will be set to high, last 2 seconds, then both change to low.
1024 1024  
1050 +**4. A9 00 11 01 00 07 D0**
1025 1025  
1026 -1. A9 00 11 01 00 07 D0
1027 -
1028 1028  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
1029 1029  
1030 1030  
1055 +=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1031 1031  
1032 -
1033 -==== Relay ~-~- Control Relay Output RO1/RO2 ====
1034 -
1035 1035  * AT Command:
1036 1036  
1037 1037  There is no AT Command to control Relay Output
1038 1038  
1039 -
1040 1040  * Downlink Payload (prefix 0x03):
1041 1041  
1042 -0x03 aa bb     ~/~/ Set RO1/RO2 output
1063 +(% class="box infomessage" %)
1064 +(((
1065 +**0x03 aa bb     ~/~/ Set RO1/RO2 output**
1066 +)))
1043 1043  
1068 +(((
1044 1044  If payload = 0x030100, it means set RO1 to close and RO2 to open.
1070 +)))
1045 1045  
1072 +(((
1046 1046  01: Close ,  00: Open , 11: No action
1074 +)))
1047 1047  
1048 -(% border="1" style="background-color:#f7faff" %)
1049 -|Downlink Code|RO1|RO2
1050 -|03  00  11|Open|No Action
1051 -|03  01  11|Close|No Action
1052 -|03  11  00|No Action|Open
1053 -|03  11  01|No Action|Close
1054 -|03  00  00|Open|Open
1055 -|03  01  01|Close|Close
1056 -|03  01  00|Close|Open
1057 -|03  00  01|Open|Close
1076 +(((
1077 +[[image:image-20220524093724-9.png]]
1078 +)))
1058 1058  
1059 1059  Device will upload a packet if downlink code executes successfully.
1060 1060  
1061 1061  
1062 -==== Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1083 +==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1063 1063  
1064 1064  * AT Command:
1065 1065  
1066 1066  There is no AT Command to control Relay Output
1067 1067  
1068 -
1069 1069  * Downlink Payload (prefix 0x05):
1070 1070  
1071 -0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:
1091 +(% class="box infomessage" %)
1092 +(((
1093 +**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
1094 +)))
1072 1072  
1073 1073  This is to control the relay output time of relay. Include four bytes:
1074 1074  
1075 -**First Byte:** Type code (0x05)
1098 +(% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
1076 1076  
1077 -**Second Byte(aa)**: Inverter Mode
1100 +(% style="color:#4f81bd" %)**Second Byte(aa)**(%%): Inverter Mode
1078 1078  
1079 1079  01: Relays will change back to original state after timeout.
1080 1080  
1081 1081  00: Relays will change to an inverter state after timeout
1082 1082  
1106 +(% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1083 1083  
1084 -**Third Byte(bb)**: Control Method and Ports status:
1108 +[[image:image-20220524093831-10.png]]
1085 1085  
1086 -(% border="1" style="background-color:#f7faff" %)
1087 -|Value|Status
1088 -|0x11|RO1 and RO2 to NO
1089 -|0x10|RO2 to NO, RO1 to NC
1090 -|0x01|RO2 to NC, RO1 to NO
1091 -|0x00|RO1 and RO2 to NC.
1092 -|0x20|RO1 No Action, RO2 to NC
1093 -|0x21|RO1 No Action, RO2 to NO
1094 -|0x02|RO1 to NC, RO2 No Action
1095 -|0x12|RO1 to NO, RO2 No Action
1110 +(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1096 1096  
1097 -
1098 -**Fourth / Fifth Bytes (cc)**: Latching time. Unit: ms
1099 -
1100 1100  Device will upload a packet if downlink code executes successfully.
1101 1101  
1102 -
1103 -
1104 1104  **Example payload:**
1105 1105  
1106 -1. 05 01 11 07 D0
1116 +**~1. 05 01 11 07 D0**
1107 1107  
1108 1108  Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1109 1109  
1120 +**2. 05 01 10 07 D0**
1110 1110  
1111 -1. 05 01 10 07 D0
1112 -
1113 1113  Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1114 1114  
1124 +**3. 05 00 01 07 D0**
1115 1115  
1116 -1. 05 00 01 07 D0
1117 -
1118 1118  Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1119 1119  
1128 +**4. 05 00 00 07 D0**
1120 1120  
1121 -1. 05 00 00 07 D0
1122 -
1123 1123  Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1124 1124  
1125 1125  
1133 +==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1126 1126  
1135 +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]]
1127 1127  
1128 -
1129 -
1130 -==== Counting ~-~- Voltage threshold counting ====
1131 -
1132 -When voltage exceed the threshold, count. Feature see [[MOD4>>path:#MOD4]]
1133 -
1134 1134  * AT Command:
1135 1135  
1136 -AT+VOLMAX    ~/~/ See [[MOD4>>path:#MOD4]]
1139 +(% class="box infomessage" %)
1140 +(((
1141 +**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]]**
1142 +)))
1137 1137  
1138 -
1139 1139  * Downlink Payload (prefix 0xA5):
1140 1140  
1141 -0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc
1146 +(% class="box infomessage" %)
1147 +(((
1148 +**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1149 +)))
1142 1142  
1143 1143  
1144 -==== Counting ~-~- Pre-configure the Count Number ====
1152 +==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1145 1145  
1146 1146  * AT Command:
1147 1147  
1148 -AT+SETCNT=aa,(bb cc dd ee)
1156 +(% class="box infomessage" %)
1157 +(((
1158 +**AT+SETCNT=aa,(bb cc dd ee) **
1159 +)))
1149 1149  
1150 1150  aa: 1: Set count1,
1151 1151  
... ... @@ -1155,116 +1155,121 @@
1155 1155  
1156 1156  Bb cc dd ee: number to be set
1157 1157  
1158 -
1159 1159  * Downlink Payload (prefix 0xA8):
1160 1160  
1161 -0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1171 +(% class="box infomessage" %)
1172 +(((
1173 +**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1174 +)))
1162 1162  
1163 1163  
1177 +==== 3.4.2.18 Counting ~-~- Clear Counting ====
1164 1164  
1165 -
1166 -
1167 -==== Counting ~-~- Clear Counting ====
1168 -
1169 1169  Clear counting for counting mode
1170 1170  
1171 1171  * AT Command:
1172 1172  
1173 -AT+CLRCOUNT ~/~/ clear all counting
1183 +(% class="box infomessage" %)
1184 +(((
1185 +**AT+CLRCOUNT ~/~/ clear all counting**
1186 +)))
1174 1174  
1175 -
1176 1176  * Downlink Payload (prefix 0xA6):
1177 1177  
1178 -0x A6 01     ~/~/ clear all counting,
1190 +(% class="box infomessage" %)
1191 +(((
1192 +**0x A6 01     ~/~/ clear all counting,**
1193 +)))
1179 1179  
1180 1180  
1196 +==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1181 1181  
1182 -
1183 -==== Counting ~-~- Change counting mode save time ====
1184 -
1185 1185  * AT Command:
1186 1186  
1187 -AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1200 +(% class="box infomessage" %)
1201 +(((
1202 +**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1203 +)))
1188 1188  
1189 -
1190 1190  * Downlink Payload (prefix 0xA7):
1191 1191  
1192 -0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,
1207 +(% class="box infomessage" %)
1208 +(((
1209 +**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1210 +)))
1193 1193  
1212 +(((
1194 1194  range: aa bb cc:0 to 16777215,  (unit:second)
1195 1195  
1215 +
1216 +)))
1196 1196  
1218 +== 3.5 Integrate with Mydevice ==
1197 1197  
1198 -
1199 -1.
1200 -11. Integrate with Mydevice
1201 -
1202 -
1203 1203  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:
1204 1204  
1222 +(((
1223 +**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1224 +)))
1205 1205  
1206 -Step 1: Be sure that your device is programmed and properly connected to the network at this time.
1226 +(((
1227 +**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:
1228 +)))
1207 1207  
1208 -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:
1230 +[[image:1653356737703-362.png||height="232" width="732"]]
1209 1209  
1232 +[[image:image-20220524094641-11.png||height="390" width="723"]]
1210 1210  
1211 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
1234 +[[image:image-20220524094641-12.png||height="402" width="718"]]
1212 1212  
1236 +**Step 3**: Create an account or log in Mydevices.
1213 1213  
1214 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
1238 +**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1215 1215  
1216 -
1217 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
1218 -
1219 -
1220 -
1221 -Step 3: Create an account or log in Mydevices.
1222 -
1223 -Step 4: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.
1224 -
1225 1225  Search under The things network
1226 1226  
1227 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
1242 +[[image:1653356838789-523.png||height="337" width="740"]]
1228 1228  
1229 1229  
1230 1230  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1231 1231  
1232 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
1247 +[[image:image-20220524094909-1.png||height="335" width="729"]]
1233 1233  
1249 +[[image:image-20220524094909-2.png||height="337" width="729"]]
1234 1234  
1235 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
1251 +[[image:image-20220524094909-3.png||height="338" width="727"]]
1236 1236  
1253 +[[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1237 1237  
1238 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
1255 +[[image:image-20220524094909-5.png||height="341" width="734"]]
1239 1239  
1240 1240  
1241 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
1258 +== 3.6 Interface Detail ==
1242 1242  
1260 +=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1243 1243  
1244 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
1245 -
1246 -
1247 -1.
1248 -11. Interface Detail
1249 -111. Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active )
1250 -
1251 1251  Support NPN Type sensor
1252 1252  
1253 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
1264 +[[image:1653356991268-289.png]]
1254 1254  
1255 1255  
1267 +=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1256 1256  
1257 -1.
1258 -11.
1259 -111. Digital Input Port: DI1/DI2 ( For LT-22222-L)
1260 -
1269 +(((
1261 1261  The DI port of LT-22222-L can support NPN or PNP output sensor.
1271 +)))
1262 1262  
1273 +(((
1274 +(((
1263 1263  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
1276 +)))
1277 +)))
1264 1264  
1265 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
1279 +[[image:1653357170703-587.png]]
1266 1266  
1281 +(((
1267 1267  When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1283 +)))
1268 1268  
1269 1269  
1270 1270  **Example1**: Connect to a Low active sensor.
... ... @@ -1274,11 +1274,11 @@
1274 1274  * Connect sensor’s output to DI1-
1275 1275  * Connect sensor’s VCC to DI1+.
1276 1276  
1277 -So when sensor active, the current between NEC2501 pin1 and pin2 is:
1293 +So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1278 1278  
1279 - //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
1295 +[[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.**
1280 1280  
1281 -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.
1297 +If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1282 1282  
1283 1283  
1284 1284  **Example2**: Connect to a High active sensor.
... ... @@ -1290,14 +1290,14 @@
1290 1290  
1291 1291  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1292 1292  
1293 - //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
1309 +[[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.**
1294 1294  
1295 -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.
1311 +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.
1296 1296  
1297 1297  
1298 -**Example3**: Connect to a 220v high active sensor.公司测试一下
1314 +**Example3**: Connect to a 220v high active sensor.
1299 1299  
1300 -Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler 
1316 +Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler  
1301 1301  
1302 1302  * Connect sensor’s output to DI1+ with a serial 50K resistor
1303 1303  * Connect sensor’s GND DI1-.
... ... @@ -1304,34 +1304,26 @@
1304 1304  
1305 1305  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1306 1306  
1307 - //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 51K.
1323 + [[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.**
1308 1308  
1309 -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.
1325 +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.
1310 1310  
1311 1311  
1312 -1.
1313 -11.
1314 -111. Digital Output Port: DO1/DO2 /DO3
1328 +=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1315 1315  
1316 1316  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1317 1317  
1318 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1332 +[[image:1653357531600-905.png]]
1319 1319  
1320 1320  
1335 +=== 3.6.4 Analog Input Interface ===
1321 1321  
1322 -
1323 -1.
1324 -11.
1325 -111. Analog Input Interface
1326 -
1327 1327  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:
1328 1328  
1329 -AC2 = (IN2 voltage )/12
1339 +**AC2 = (IN2 voltage )/12**
1330 1330  
1331 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
1341 +[[image:1653357592296-182.png]]
1332 1332  
1333 -
1334 -
1335 1335  Example to connect a 4~~20mA sensor
1336 1336  
1337 1337  We take the wind speed sensor as an example for reference only.
... ... @@ -1347,434 +1347,640 @@
1347 1347  
1348 1348  Connection diagram:
1349 1349  
1350 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.jpg]]
1358 +[[image:1653357640609-758.png]]
1351 1351  
1352 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
1360 +[[image:1653357648330-671.png||height="155" width="733"]]
1353 1353  
1354 1354  
1363 +=== 3.6.5 Relay Output ===
1355 1355  
1356 -1.
1357 -11.
1358 -111. Relay Output
1359 -
1365 +(((
1360 1360  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:
1367 +)))
1361 1361  
1362 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1369 +[[image:image-20220524100215-9.png]]
1363 1363  
1371 +[[image:image-20220524100215-10.png||height="382" width="723"]]
1364 1364  
1365 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1366 1366  
1374 +== 3.7 LEDs Indicators ==
1367 1367  
1376 +[[image:image-20220524100748-11.png]]
1368 1368  
1369 1369  
1379 += 4. Use AT Command =
1370 1370  
1371 -1.
1372 -11. LEDs Indicators
1381 +== 4.1 Access AT Command ==
1373 1373  
1383 +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.
1374 1374  
1375 -(% border="1" style="background-color:#f7faff" %)
1376 -|**LEDs**|**Feature**
1377 -|**PWR**|Always on if there is power
1378 -|**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.
1379 -|**TX**|(((
1380 -Device boot: TX blinks 5 times.
1385 +[[image:1653358238933-385.png]]
1381 1381  
1382 -Successful join network: TX ON for 5 seconds.
1383 -
1384 -Transmit a LoRa packet: TX blinks once
1387 +(((
1388 +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:
1385 1385  )))
1386 -|**RX**|RX blinks once when receive a packet.
1387 -|**DO1**|
1388 -|**DO2**|
1389 -|**DO3**|
1390 -|**DI2**|(((
1391 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1392 1392  
1393 -For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1394 -)))
1395 -|**DI2**|(((
1396 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1391 +[[image:1653358355238-883.png]]
1397 1397  
1398 -For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1393 +(((
1394 +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/]]
1399 1399  )))
1400 -|**DI3**|For LT-33222-L ONLY: ON when DI3 is low, LOW when DI3 is high
1401 -|**DI2**|(((
1402 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1403 1403  
1404 -For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1397 +(((
1398 +AT+<CMD>?        : Help on <CMD>
1405 1405  )))
1406 -|**RO1**|
1407 -|**RO2**|
1408 1408  
1409 -
1410 -
1411 -
1412 -1. Use AT Command
1413 -11. Access AT Command
1414 -
1415 -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.
1416 -
1417 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1418 -
1419 -
1420 -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:
1421 -
1422 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1423 -
1424 -
1425 -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/]]
1426 -
1427 -AT+<CMD>?        : Help on <CMD>
1428 -
1401 +(((
1429 1429  AT+<CMD>         : Run <CMD>
1403 +)))
1430 1430  
1405 +(((
1431 1431  AT+<CMD>=<value> : Set the value
1407 +)))
1432 1432  
1409 +(((
1433 1433  AT+<CMD>=?       : Get the value
1411 +)))
1434 1434  
1413 +(((
1435 1435  ATZ: Trig a reset of the MCU
1415 +)))
1436 1436  
1417 +(((
1437 1437  AT+FDR: Reset Parameters to Factory Default, Keys Reserve 
1419 +)))
1438 1438  
1421 +(((
1439 1439  AT+DEUI: Get or Set the Device EUI
1423 +)))
1440 1440  
1425 +(((
1441 1441  AT+DADDR: Get or Set the Device Address
1427 +)))
1442 1442  
1429 +(((
1443 1443  AT+APPKEY: Get or Set the Application Key
1431 +)))
1444 1444  
1433 +(((
1445 1445  AT+NWKSKEY: Get or Set the Network Session Key
1435 +)))
1446 1446  
1437 +(((
1447 1447  AT+APPSKEY: Get or Set the Application Session Key
1439 +)))
1448 1448  
1441 +(((
1449 1449  AT+APPEUI: Get or Set the Application EUI
1443 +)))
1450 1450  
1445 +(((
1451 1451  AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
1447 +)))
1452 1452  
1449 +(((
1453 1453  AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
1451 +)))
1454 1454  
1453 +(((
1455 1455  AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1455 +)))
1456 1456  
1457 +(((
1457 1457  AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
1459 +)))
1458 1458  
1461 +(((
1459 1459  AT+PNM: Get or Set the public network mode. (0: off, 1: on)
1463 +)))
1460 1460  
1465 +(((
1461 1461  AT+RX2FQ: Get or Set the Rx2 window frequency
1467 +)))
1462 1462  
1469 +(((
1463 1463  AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
1471 +)))
1464 1464  
1473 +(((
1465 1465  AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
1475 +)))
1466 1466  
1477 +(((
1467 1467  AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
1479 +)))
1468 1468  
1481 +(((
1469 1469  AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
1483 +)))
1470 1470  
1485 +(((
1471 1471  AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
1487 +)))
1472 1472  
1489 +(((
1473 1473  AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1491 +)))
1474 1474  
1493 +(((
1475 1475  AT+NWKID: Get or Set the Network ID
1495 +)))
1476 1476  
1497 +(((
1477 1477  AT+FCU: Get or Set the Frame Counter Uplink
1499 +)))
1478 1478  
1501 +(((
1479 1479  AT+FCD: Get or Set the Frame Counter Downlink
1503 +)))
1480 1480  
1505 +(((
1481 1481  AT+CLASS: Get or Set the Device Class
1507 +)))
1482 1482  
1509 +(((
1483 1483  AT+JOIN: Join network
1511 +)))
1484 1484  
1513 +(((
1485 1485  AT+NJS: Get OTAA Join Status
1515 +)))
1486 1486  
1517 +(((
1487 1487  AT+SENDB: Send hexadecimal data along with the application port
1519 +)))
1488 1488  
1521 +(((
1489 1489  AT+SEND: Send text data along with the application port
1523 +)))
1490 1490  
1525 +(((
1491 1491  AT+RECVB: Print last received data in binary format (with hexadecimal values)
1527 +)))
1492 1492  
1529 +(((
1493 1493  AT+RECV: Print last received data in raw format
1531 +)))
1494 1494  
1533 +(((
1495 1495  AT+VER: Get current image version and Frequency Band
1535 +)))
1496 1496  
1537 +(((
1497 1497  AT+CFM: Get or Set the confirmation mode (0-1)
1539 +)))
1498 1498  
1541 +(((
1499 1499  AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1543 +)))
1500 1500  
1545 +(((
1501 1501  AT+SNR: Get the SNR of the last received packet
1547 +)))
1502 1502  
1549 +(((
1503 1503  AT+RSSI: Get the RSSI of the last received packet
1551 +)))
1504 1504  
1553 +(((
1505 1505  AT+TDC: Get or set the application data transmission interval in ms
1555 +)))
1506 1506  
1557 +(((
1507 1507  AT+PORT: Get or set the application port
1559 +)))
1508 1508  
1561 +(((
1509 1509  AT+DISAT: Disable AT commands
1563 +)))
1510 1510  
1565 +(((
1511 1511  AT+PWORD: Set password, max 9 digits
1567 +)))
1512 1512  
1569 +(((
1513 1513  AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode
1571 +)))
1514 1514  
1573 +(((
1515 1515  AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470
1575 +)))
1516 1516  
1577 +(((
1517 1517  AT+CFG: Print all settings
1518 1518  
1580 +
1581 +)))
1519 1519  
1583 +== 4.2 Common AT Command Sequence ==
1520 1520  
1521 -1.
1522 -11. Common AT Command Sequence
1523 -111. Multi-channel ABP mode (Use with SX1301/LG308)
1585 +=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1524 1524  
1587 +(((
1525 1525  If device has not joined network yet:
1589 +)))
1526 1526  
1527 -123456
1591 +(((
1592 +(% style="background-color:#dcdcdc" %)123456
1593 +)))
1528 1528  
1529 -AT+FDR
1595 +(((
1596 +(% style="background-color:#dcdcdc" %)AT+FDR
1597 +)))
1530 1530  
1531 -123456
1599 +(((
1600 +(% style="background-color:#dcdcdc" %)123456
1601 +)))
1532 1532  
1533 -AT+NJM=0
1603 +(((
1604 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1605 +)))
1534 1534  
1535 -ATZ
1607 +(((
1608 +(% style="background-color:#dcdcdc" %)ATZ
1609 +)))
1536 1536  
1537 1537  
1612 +(((
1538 1538  If device already joined network:
1614 +)))
1539 1539  
1540 -AT+NJM=0
1616 +(((
1617 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1618 +)))
1541 1541  
1542 -ATZ
1620 +(((
1621 +(% style="background-color:#dcdcdc" %)ATZ
1543 1543  
1544 -1.
1545 -11.
1546 -111. Single-channel ABP mode (Use with LG01/LG02)
1623 +
1624 +)))
1547 1547  
1548 -123456   Enter Password to have AT access.
1626 +=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1549 1549  
1550 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1628 +(((
1629 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1630 +)))
1551 1551  
1552 -123456   Enter Password to have AT access.
1632 +(((
1633 +(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1634 +)))
1553 1553  
1554 -AT+CLASS=C Set to work in CLASS C
1636 +(((
1637 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1638 +)))
1555 1555  
1556 -AT+NJM=0 Set to ABP mode
1640 +(((
1641 +(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1642 +)))
1557 1557  
1558 -AT+ADR=0 Set the Adaptive Data Rate Off
1644 +(((
1645 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1646 +)))
1559 1559  
1560 -AT+DR=5  Set Data Rate
1648 +(((
1649 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
1650 +)))
1561 1561  
1562 -AT+TDC=60000  Set transmit interval to 60 seconds
1652 +(((
1653 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1654 +)))
1563 1563  
1564 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1656 +(((
1657 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1658 +)))
1565 1565  
1566 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1660 +(((
1661 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
1662 +)))
1567 1567  
1568 -AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1664 +(((
1665 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1666 +)))
1569 1569  
1570 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1668 +(((
1669 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1670 +)))
1571 1571  
1572 -ATZ          Reset MCU
1672 +(((
1673 +(% 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.
1674 +)))
1573 1573  
1574 -**Note:**
1676 +(((
1677 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1678 +)))
1575 1575  
1576 -1. Make sure the device is set to ABP mode in the IoT Server.
1577 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1578 -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.
1579 -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
1680 +(((
1681 +(% style="color:red" %)**Note:**
1682 +)))
1580 1580  
1581 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]]
1684 +(((
1685 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1686 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1687 +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.
1688 +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
1689 +)))
1582 1582  
1691 +(((
1692 +[[image:1653359097980-169.png||height="188" width="729"]]
1693 +)))
1583 1583  
1584 -1.
1585 -11.
1586 -111. Change to Class A
1695 +(((
1696 +
1697 +)))
1587 1587  
1699 +=== 4.2.3 Change to Class A ===
1588 1588  
1589 1589  If sensor JOINED
1590 -
1591 -AT+CLASS=A
1592 -
1702 +(% style="background-color:#dcdcdc" %)AT+CLASS=A
1593 1593  ATZ
1594 1594  
1595 1595  
1706 += 5. FAQ =
1596 1596  
1708 +== 5.1 How to upgrade the image? ==
1597 1597  
1598 -
1599 -1. FAQ
1600 -
1601 -
1602 -1.
1603 -11. How to upgrade the image?
1604 -
1605 1605  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1606 1606  
1607 1607  * Support new features
1608 1608  * For bug fix
1609 1609  * Change LoRaWAN bands.
1610 -
1611 -
1612 1612  Below shows the hardware connection for how to upload an image to the LT:
1716 +* [[image:1653359603330-121.png]]
1613 1613  
1614 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1615 -
1616 -
1718 +(((
1617 1617  **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]].
1618 -
1619 1619  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1620 -
1621 1621  **Step3: **Open flashloader; choose the correct COM port to update.
1622 -
1623 -**For LT-33222-L**:
1624 -
1625 -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.
1626 -
1627 1627  **For LT-22222-L**:
1628 -
1629 1629  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.
1630 -
1631 -
1632 -
1633 -|(((
1634 -Board detected
1635 1635  )))
1636 1636  
1637 -|(((
1638 -
1639 -)))
1726 + [[image:image-20220524103407-12.png]]
1640 1640  
1641 -[[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]]
1728 +[[image:image-20220524103429-13.png]]
1642 1642  
1730 +[[image:image-20220524104033-15.png]]
1643 1643  
1732 +(% 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:
1644 1644  
1645 -[[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]]
1734 +[[image:1653360054704-518.png||height="186" width="745"]]
1646 1646  
1647 1647  
1648 -[[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]]
1737 +(((
1738 +(((
1739 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
1740 +)))
1741 +)))
1649 1649  
1743 +(((
1744 +User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1650 1650  
1651 -**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1746 +
1747 +)))
1652 1652  
1653 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image038.png]]
1749 +(((
1750 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1751 +)))
1654 1654  
1655 -
1656 -1.
1657 -11. How to change the LoRa Frequency Bands/Region?
1658 -
1659 -User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1660 -
1661 -
1662 -1.
1663 -11. How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1664 -
1753 +(((
1754 +(((
1665 1665  In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
1756 +)))
1757 +)))
1666 1666  
1759 +(((
1760 +(((
1667 1667  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1762 +)))
1763 +)))
1668 1668  
1765 +(((
1766 +(% 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.
1767 +)))
1669 1669  
1670 -**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.
1769 +(((
1770 +[[image:1653360231087-571.png||height="401" width="727"]]
1771 +)))
1671 1671  
1672 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
1773 +(((
1774 +(% 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.
1775 +)))
1673 1673  
1674 -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.
1777 +(((
1778 +(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1779 +)))
1675 1675  
1781 +(((
1782 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1783 +(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1784 +(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1785 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1786 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1787 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1788 +(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1789 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1790 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1791 +(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1792 +)))
1676 1676  
1677 -**Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1794 +(((
1795 +As shown in below:
1796 +)))
1678 1678  
1679 -123456   Enter Password to have AT access.
1798 +[[image:1653360498588-932.png||height="485" width="726"]]
1680 1680  
1681 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1682 1682  
1683 -123456   Enter Password to have AT access.
1801 +== 5.4 Can I see counting event in Serial? ==
1684 1684  
1685 -AT+NJM=0 Set to ABP mode
1803 +(((
1804 +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.
1686 1686  
1687 -AT+ADR=0 Set the Adaptive Data Rate Off
1806 +
1807 +)))
1688 1688  
1689 -AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
1809 +(((
1810 += 6. Trouble Shooting =
1811 +)))
1690 1690  
1691 -AT+TDC=60000  Set transmit interval to 60 seconds
1813 +(((
1814 +(((
1815 +== 6.1 Downlink doesn’t work, how to solve it? ==
1816 +)))
1817 +)))
1692 1692  
1693 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1819 +(((
1820 +Please see this link for how to debug: [[LoRaWAN Communication Debug>>LoRaWAN Communication Debug||anchor="H5.1Howitwork"]]
1694 1694  
1695 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
1822 +[[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]]
1696 1696  
1697 -ATZ                Reset MCU
1824 +
1825 +)))
1698 1698  
1699 -As shown in below:
1827 +(((
1828 +== 6.2 Have trouble to upload image. ==
1829 +)))
1700 1700  
1701 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
1831 +(((
1832 +See this link for trouble shooting:
1702 1702  
1834 +[[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/]]
1835 +)))
1703 1703  
1837 +(((
1838 +
1839 +)))
1704 1704  
1705 -1.
1706 -11. Can I see counting event in Serial?
1841 +(((
1842 +== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1843 +)))
1707 1707  
1708 -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.
1845 +(((
1846 +It might be about the channels mapping. Please see this link for detail:
1709 1709  
1848 +[[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]]
1849 +)))
1710 1710  
1851 +(((
1852 +
1853 +)))
1711 1711  
1855 +(((
1856 += 7. Order Info =
1857 +)))
1712 1712  
1713 -1. Trouble Shooting     
1714 -11. Downlink doesn’t work, how to solve it?
1859 +(((
1860 +(((
1861 +(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1862 +)))
1863 +)))
1715 1715  
1716 -Please see this link for how to debug:
1865 +(((
1866 +(((
1867 +(% style="color:#4f81bd" %)**XXX:**
1868 +)))
1869 +)))
1717 1717  
1718 -[[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]]
1871 +(((
1872 +* (((
1873 +(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1874 +)))
1875 +)))
1719 1719  
1877 +(((
1878 +* (((
1879 +(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1880 +)))
1881 +)))
1720 1720  
1721 -1.
1722 -11. Have trouble to upload image.
1883 +(((
1884 +* (((
1885 +(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1886 +)))
1887 +)))
1723 1723  
1724 -See this link for trouble shooting:
1889 +(((
1890 +* (((
1891 +(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1892 +)))
1893 +)))
1725 1725  
1726 -[[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]]
1895 +(((
1896 +* (((
1897 +(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1898 +)))
1899 +)))
1727 1727  
1901 +(((
1902 +* (((
1903 +(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1904 +)))
1905 +)))
1728 1728  
1729 -1.
1730 -11. Why I can’t join TTN in US915 /AU915 bands?
1907 +(((
1908 +* (((
1909 +(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1910 +)))
1911 +)))
1731 1731  
1732 -It might be about the channels mapping. Please see this link for detail:
1913 +(((
1914 +* (((
1915 +(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1916 +)))
1917 +)))
1733 1733  
1734 -[[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]]
1919 +(((
1920 +* (((
1921 +(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1735 1735  
1923 +
1924 +)))
1736 1736  
1926 += 8. Packing Info =
1927 +)))
1737 1737  
1738 -
1739 -1. Order Info
1740 -
1741 -
1742 -**For LT-33222-L-XXX or LT-22222-L-XXX:**
1743 -
1744 -**XXX:**
1745 -
1746 -* **EU433**: LT with frequency bands EU433
1747 -* **EU868**: LT with frequency bands EU868
1748 -* **KR920**: LT with frequency bands KR920
1749 -* **CN470**: LT with frequency bands CN470
1750 -* **AS923**: LT with frequency bands AS923
1751 -* **AU915**: LT with frequency bands AU915
1752 -* **US915**: LT with frequency bands US915
1753 -* **IN865**: LT with frequency bands IN865
1754 -* **CN779**: LT with frequency bands CN779
1755 -
1756 -
1757 -1. Packing Info
1758 -
1929 +(((
1930 +(((
1759 1759  **Package Includes**:
1932 +)))
1933 +)))
1760 1760  
1761 -* LT I/O Controller x 1
1935 +(((
1936 +(((
1937 +* LT-22222-L I/O Controller x 1
1762 1762  * Stick Antenna for LoRa RF part x 1
1763 1763  * Bracket for controller x1
1764 1764  * Program cable x 1
1941 +)))
1942 +)))
1765 1765  
1766 -
1944 +(((
1945 +(((
1767 1767  **Dimension and weight**:
1947 +)))
1948 +)))
1768 1768  
1950 +(((
1951 +(((
1769 1769  * Device Size: 13.5 x 7 x 3 cm
1770 1770  * Device Weight: 105g
1771 1771  * Package Size / pcs : 14.5 x 8 x 5 cm
1772 1772  * Weight / pcs : 170g
1773 1773  
1957 +
1958 +)))
1959 +)))
1774 1774  
1775 -1. Support
1961 +(((
1962 += 9. Support =
1963 +)))
1776 1776  
1777 -* 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.
1778 -* 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
1965 +* (((
1966 +(((
1967 +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.
1968 +)))
1969 +)))
1970 +* (((
1971 +(((
1972 +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
1973 +)))
1974 +)))
1779 1779  
1780 -[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1976 +(((
1977 +(((
1978 + [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1979 +
1980 +
1981 +)))
1982 +
1983 +(((
1984 += 10. Reference​​​​​ =
1985 +
1986 +* Product Page:
1987 +
1988 +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]]
1989 +
1990 +* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
1991 +* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1992 +* [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
1993 +)))
1994 +)))
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