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on 2022/05/24 08:59
To version < 13.1 >
edited by Xiaoling
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Summary

Details

Page properties
Content
... ... @@ -4,13 +4,8 @@
4 4  **LT-22222-L LoRa IO Controller User Manual **
5 5  
6 6  
7 -**Table of Contents:**
8 8  
9 -{{toc/}}
10 10  
11 -
12 -
13 -
14 14  = 1.Introduction =
15 15  
16 16  == 1.1 What is LT Series I/O Controller ==
... ... @@ -48,7 +48,7 @@
48 48  **Hardware System:**
49 49  
50 50  * STM32L072CZT6 MCU
51 -* SX1276/78 Wireless Chip 
46 +* SX1276/78 Wireless Chip
52 52  * Power Consumption:
53 53  ** Idle: 4mA@12v
54 54  ** 20dB Transmit: 34mA@12v
... ... @@ -60,7 +60,7 @@
60 60  * 2 x Relay Output (5A@250VAC / 30VDC)
61 61  * 2 x 0~~20mA Analog Input (res:0.01mA)
62 62  * 2 x 0~~30V Analog Input (res:0.01v)
63 -* Power Input 7~~ 24V DC. 
58 +* Power Input 7~~ 24V DC.
64 64  
65 65  **LoRa Spec:**
66 66  
... ... @@ -104,7 +104,7 @@
104 104  
105 105  == 1.5 Hardware Variants ==
106 106  
107 -(% border="1" style="background-color:#f7faff; width:500px" %)
102 +(% border="1" style="background-color:#f7faff; width:540px" %)
108 108  |(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
109 109  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
110 110  * 2 x Digital Input (Bi-direction)
... ... @@ -127,7 +127,7 @@
127 127  
128 128  = 3. Operation Mode =
129 129  
130 -== 3.1 How it works? ==
125 +== 3.1 How it works? ==
131 131  
132 132  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. 
133 133  
... ... @@ -135,7 +135,7 @@
135 135  
136 136  3.2 Example to join LoRaWAN network
137 137  
138 -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. 
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.
139 139  
140 140  [[image:image-20220523172350-1.png||height="266" width="864"]]
141 141  
... ... @@ -158,51 +158,81 @@
158 158  
159 159  Add APP EUI in the application.
160 160  
161 -[[image:1653297955910-247.png||height="321" width="716"]]
156 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image007.png]][[image:1653297955910-247.png||height="321" width="716"]]
162 162  
163 163  Add APP KEY and DEV EUI
164 164  
165 165  [[image:1653298023685-319.png]]
166 166  
167 -(((
162 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image008.png]]
163 +
168 168  **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.
169 -)))
170 170  
171 -[[image:1653298044601-602.png||height="405" width="709"]]
166 +[[image:1653298044601-602.png]]
172 172  
173 -== 3.3 Uplink Payload ==
168 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image009.png]]
174 174  
170 +
171 +1.
172 +11. Uplink Payload
173 +
175 175  There are five working modes + one interrupt mode on LT for different type application:
176 176  
177 -* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
178 -* **MOD2**: Double DI Counting + DO + RO
179 -* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
180 -* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
181 -* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
182 -* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
176 +* [[MOD1>>path:#MOD1]]: (default setting): 2 x ACI + 2AVI + DI + DO + RO
177 +* [[MOD2>>path:#MOD2]]: Double DI Counting + DO + RO
178 +* [[MOD3>>path:#MOD3]]: Single DI Counting + 2 x ACI + DO + RO
179 +* [[MOD4>>path:#MOD4]]: Single DI Counting + 1 x Voltage Counting + DO + RO
180 +* [[MOD5>>path:#MOD5]]: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
181 +* [[ADDMOD6>>path:#MOD6]]: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
183 183  
184 -=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
185 185  
184 +1.
185 +11.
186 +111. AT+MOD=1, 2ACI+2AVI
187 +
186 186  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
187 187  
188 -[[image:image-20220523174024-3.png]]
189 189  
190 -(((
191 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
192 -)))
191 +|Size(bytes)|2|2|2|2|1|1|1
192 +|Value|(((
193 +AVI1
193 193  
194 -[[image:image-20220523174254-4.png]]
195 +voltage
196 +)))|(((
197 +AVI2
195 195  
199 +voltage
200 +)))|(((
201 +ACI1
202 +
203 +Current
204 +)))|(((
205 +ACI2
206 +
207 +Current
208 +)))|DIDORO*|(((
209 +Reserve
210 +
211 +
212 +)))|MOD
213 +
214 +
215 +**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
216 +
217 +|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
218 +|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
219 +
196 196  * RO is for relay. ROx=1 : close，ROx=0 always open.
197 197  * DI is for digital input. DIx=1: high or float, DIx=0: low.
198 198  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
199 199  
200 -(% style="color:red" %)Note: DI3 and DO3 bit are not valid for LT-22222-L
224 +Note: DI3 and DO3 bit are not valid for LT-22222-L
201 201  
202 -For example if payload is: [[image:image-20220523175847-2.png]]
203 203  
204 -**The value for the interface is:  **
227 +For example if payload is: 04 AB 04 AC 13 10 13 00 AA FF 01
205 205  
229 +The value for the interface is:
230 +
206 206  AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V
207 207  
208 208  AVI2 channel voltage is 0x04AC/1000=1.196V
... ... @@ -216,11 +216,18 @@
216 216  * [1] RO1 relay channel is close and the RO1 LED is ON.
217 217  * [0] RO2 relay channel is open and RO2 LED is OFF;
218 218  
219 -**LT22222-L:**
244 +LT33222-L:
220 220  
246 +* [1] DI3 channel is high input and DI3 LED is OFF;
247 +* [0] DI2 channel is low input;
248 +* [1] DI1 channel is high input and DI1 LED is OFF;
249 +
250 +LT22222-L:
251 +
221 221  * [1] DI2 channel is high input and DI2 LED is ON;
222 222  * [0] DI1 channel is low input;
223 223  
255 +
224 224  * [0] DO3 channel output state
225 225  ** DO3 is float in case no load between DO3 and V+.;
226 226  ** DO3 is high in case there is load between DO3 and V+.
... ... @@ -231,236 +231,291 @@
231 231  ** DO1 is high in case there is load between DO1 and V+.
232 232  ** DO1 LED is off in both case
233 233  
234 -=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
235 235  
267 +
268 +1.
269 +11.
270 +111. AT+MOD=2, (Double DI Counting)
271 +
272 +**For LT-33222-L**: this mode the **DI3** is used as a counting pin. Counting on DI3 reflect in COUNT1.
273 +
236 236  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
237 237  
276 +
238 238  Total : 11 bytes payload
239 239  
240 -[[image:image-20220523180452-3.png]]
279 +|Size(bytes)|4|4|1|1|1
280 +|Value|COUNT1|COUNT2 |DIDORO*|(((
281 +Reserve
241 241  
242 -(((
243 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
244 -)))
283 +
284 +)))|MOD
245 245  
246 -[[image:image-20220523180506-4.png]]
247 247  
287 +**DIDORO** is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
288 +
289 +|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
290 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
291 +
248 248  * RO is for relay. ROx=1 : close，ROx=0 always open.
249 249  * FIRST: Indicate this is the first packet after join network.
250 250  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
251 251  
252 -(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
296 +Note: DO3 bit is not valid for LT-22222-L.
253 253  
254 -**To use counting mode, please run:**
255 255  
256 -(% class="box infomessage" %)
257 -(((
258 -**AT+MOD=2**
259 -)))
299 +To use counting mode, please run:
260 260  
261 -(% class="box infomessage" %)
262 -(((
263 -**ATZ**
264 -)))
301 +AT+MOD=2
265 265  
266 -(% style="color:#4f81bd" %)**AT Commands for counting:**
303 +ATZ
267 267  
305 +
306 +AT Commands for counting:
307 +
308 +**For LT33222-L:**
309 +
310 +AT+TRIG1=0,100 (set DI3 port to trigger on low level, valid signal is 100ms)
311 +
312 +AT+TRIG1=1,100 (set DI3 port to trigger on high level, valid signal is 100ms )
313 +
314 +AT+SETCNT=1,60   (Set COUNT1 value to 60)
315 +
316 +
268 268  **For LT22222-L:**
269 269  
270 -(% class="box infomessage" %)
271 -(((
272 -**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
273 -)))
319 +AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms)
274 274  
275 -(% class="box infomessage" %)
276 -(((
277 -**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
278 -)))
321 +AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
279 279  
280 -(% class="box infomessage" %)
281 -(((
282 -**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
283 -)))
323 +AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms)
284 284  
285 -(% class="box infomessage" %)
286 -(((
287 -**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
288 -)))
325 +AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms )
289 289  
290 -(% class="box infomessage" %)
291 -(((
292 -**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
293 -)))
294 294  
295 -(% class="box infomessage" %)
296 -(((
297 -**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
298 -)))
328 +AT+SETCNT=1,60   (Set COUNT1 value to 60)
299 299  
300 -=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
330 +AT+SETCNT=2,60   (Set COUNT2 value to 60)
301 301  
332 +
333 +**For both LT22222-L & LT33222-L**:
334 +
335 +AT+CLRCOUNT clear all countings
336 +
337 +AT+COUTIME=60  Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
338 +
339 +
340 +
341 +1.
342 +11.
343 +111. AT+MOD=3, Single DI Counting + 2 x ACI
344 +
345 +**LT33222-L**: This mode the DI3 is used as a counting pin.
346 +
302 302  **LT22222-L**: This mode the DI1 is used as a counting pin.
303 303  
304 -[[image:image-20220523181246-5.png]]
305 305  
306 -(((
307 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
308 -)))
350 +|Size(bytes)|4|2|2|1|1|1
351 +|Value|COUNT1|(((
352 +ACI1
309 309  
310 -[[image:image-20220523181301-6.png]]
354 +Current
355 +)))|(((
356 +ACI2
311 311  
358 +Current
359 +)))|DIDORO*|Reserve|MOD
360 +
361 +
362 +**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
363 +
364 +|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
365 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
366 +
312 312  * RO is for relay. ROx=1 : close，ROx=0 always open.
313 313  * FIRST: Indicate this is the first packet after join network.
314 314  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
315 315  
316 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
371 +Note: DO3 is not valid for LT-22222-L.
317 317  
318 -**To use counting mode, please run:**
319 319  
320 -(% class="box infomessage" %)
321 -(((
322 -**AT+MOD=3**
323 -)))
374 +To use counting mode, please run:
324 324  
325 -(% class="box infomessage" %)
326 -(((
327 -**ATZ**
328 -)))
376 +AT+MOD=3
329 329  
378 +ATZ
379 +
380 +
330 330  Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
331 331  
332 -=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
333 333  
384 +
385 +
386 +1.
387 +11.
388 +111. AT+MOD=4, Single DI Counting + 1 x Voltage Counting
389 +
390 +**LT33222-L**: This mode the DI3 is used as a counting pin.
391 +
334 334  **LT22222-L**: This mode the DI1 is used as a counting pin.
335 335  
394 +
336 336  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.
337 337  
338 -[[image:image-20220523181903-8.png]]
339 339  
340 -(((
341 -(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
342 -)))
398 +|Size(bytes)|4|4|1|1|1
399 +|Value|COUNT1|AVI1 Counting|DIDORO*|(((
400 +Reserve
343 343  
344 -[[image:image-20220523181727-7.png]]
402 +
403 +)))|MOD
345 345  
405 +
406 +**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
407 +
408 +|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
409 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
410 +
346 346  * RO is for relay. ROx=1 : close，ROx=0 always open.
347 347  * FIRST: Indicate this is the first packet after join network.
348 348  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
349 349  
350 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
415 +Note: DO3 is not valid for LT-22222-L.
351 351  
352 -**To use this mode, please run:**
353 353  
354 -(% class="box infomessage" %)
355 -(((
356 -**AT+MOD=4**
357 -)))
418 +To use this mode, please run:
358 358  
359 -(% class="box infomessage" %)
360 -(((
361 -**ATZ**
362 -)))
420 +AT+MOD=4
363 363  
422 +ATZ
364 364  
424 +
425 +
365 365  Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
366 366  
367 -**Plus below command for AVI1 Counting:**
428 +Plus below command for AVI1 Counting:
368 368  
369 -(% class="box infomessage" %)
370 -(((
371 -**AT+SETCNT=3,60   (set AVI Count to 60)**
372 -)))
430 +AT+SETCNT=3,60   (set AVI Count to 60)
373 373  
374 -(% class="box infomessage" %)
375 -(((
376 -**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
377 -)))
432 +AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)
378 378  
379 -(% class="box infomessage" %)
380 -(((
381 -**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
382 -)))
434 +AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)
383 383  
384 -(% class="box infomessage" %)
385 -(((
386 -**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
387 -)))
436 +AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)
388 388  
389 -=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
390 390  
439 +
440 +1.
441 +11.
442 +111. AT+MOD=5, Single DI Counting + 2 x AVI + 1 x ACI
443 +
444 +
445 +**LT33222-L**: This mode the DI3 is used as a counting pin.
446 +
391 391  **LT22222-L**: This mode the DI1 is used as a counting pin.
392 392  
393 -[[image:image-20220523182334-9.png]]
394 394  
395 -(((
396 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
397 -)))
450 +|Size(bytes)|2|2|2|2|1|1|1
451 +|Value|(((
452 +AVI1
398 398  
454 +voltage
455 +)))|(((
456 +AVI2
457 +
458 +voltage
459 +)))|(((
460 +ACI1
461 +
462 +Current
463 +)))|COUNT1|DIDORO*|(((
464 +Reserve
465 +
466 +
467 +)))|MOD
468 +
469 +
470 +
471 +**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
472 +
473 +|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
474 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
475 +
399 399  * RO is for relay. ROx=1 : close，ROx=0 always open.
400 400  * FIRST: Indicate this is the first packet after join network.
401 401  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
402 402  
403 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
480 +Note: DO3 is not valid for LT-22222-L.
404 404  
405 -**To use this mode, please run:**
406 406  
407 -(% class="box infomessage" %)
408 -(((
409 -**AT+MOD=5**
410 -)))
483 +To use this mode, please run:
411 411  
412 -(% class="box infomessage" %)
413 -(((
414 -**ATZ**
415 -)))
485 +AT+MOD=5
416 416  
487 +ATZ
488 +
489 +
417 417  Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
418 418  
419 -=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
420 420  
421 -(% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
422 422  
494 +
495 +
496 +1.
497 +11.
498 +111. AT+ADDMOD=6. (Trigger Mode, Optional)
499 +
500 +
501 +**This mode is an optional mode for trigger purpose. It can run together with other mode.**
502 +
423 423  For example, if user has configured below commands:
424 424  
425 -* **AT+MOD=1 ** **~-~->** The normal working mode
426 -* **AT+ADDMOD6=1**   **~-~->** Enable trigger
505 +* AT+MOD=1   à The normal working mode
506 +* AT+ADDMOD6=1    à Enable trigger
427 427  
508 +
428 428  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
429 429  
430 -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
431 -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.**
511 +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
512 +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.**
432 432  
514 +
433 433  **AT Command to set Trigger Condition**:
434 434  
435 -(% style="color:#4f81bd" %)**Trigger base on voltage**:
517 +**Trigger base on voltage**:
436 436  
437 437  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
438 438  
439 -**Example:**
521 +Example:
440 440  
441 441  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)
442 442  
443 443  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
444 444  
445 -(% style="color:#4f81bd" %)**Trigger base on current**:
446 446  
528 +**Trigger base on current**:
529 +
447 447  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
448 448  
449 -**Example:**
532 +Example:
450 450  
451 451  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
452 452  
453 -(% style="color:#4f81bd" %)**Trigger base on DI status**:
454 454  
537 +**Trigger base on DI status**:
538 +
455 455  DI status trigger Flag.
456 456  
457 457  Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
458 458  
459 -**Example:**
543 +Example:
460 460  
461 461  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
462 462  
463 463  
548 +
549 +
550 +
464 464  **Downlink Command to set Trigger Condition**
465 465  
466 466  Type Code: 0xAA. Downlink command same as AT Command [[AT+AVLIM, AT+ACLIM>>path:#AT_Trigger]]
... ... @@ -479,8 +479,9 @@
479 479  
480 480   Yy4 yy4: AC2 or AV2 high limit.
481 481  
482 -**Example1**: AA 00 13 88 00 00 00 00 00 00
483 483  
570 +Example1: AA 00 13 88 00 00 00 00 00 00
571 +
484 484  Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
485 485  
486 486  Example2: AA 02 01 00
... ... @@ -487,15 +487,36 @@
487 487  
488 488  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
489 489  
490 -(% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
491 491  
579 +
580 +
581 +**Trigger Settings Payload Explanation:**
582 +
492 492  MOD6 Payload : total 11 bytes payload
493 493  
494 -[[image:image-20220524085923-1.png]]
585 +|Size(bytes)|1|1|1|6|1|1
586 +|Value|(((
587 +TRI_A
495 495  
496 -(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
589 +FLAG
590 +)))|(((
591 +TRI_A
497 497  
498 -(% border="1" style="background-color:#f7faff" %)
593 +Status
594 +)))|(((
595 +TRI_DI
596 +
597 +FLAG+STA
598 +)))|Reserve|Enable/Disable MOD6|(((
599 +MOD
600 +
601 +(6)
602 +)))
603 +
604 +
605 +
606 +**TRI FLAG1** is a combination to show if trigger is set for this part. Totally 1byte as below
607 +
499 499  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
500 500  |(((
501 501  AV1_
... ... @@ -538,9 +538,8 @@
538 538  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
539 539  
540 540  
541 -(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
650 +**TRI Status1** is a combination to show which condition is trigger. Totally 1byte as below
542 542  
543 -(% border="1" style="background-color:#f7faff" %)
544 544  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
545 545  |(((
546 546  AV1_
... ... @@ -585,9 +585,8 @@
585 585  
586 586  
587 587  
588 -(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
696 +**TRI_DI FLAG+STA **is a combination to show which condition is trigger. Totally 1byte as below
589 589  
590 -(% border="1" style="background-color:#f7faff" %)
591 591  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
592 592  |N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
593 593  
... ... @@ -600,7 +600,7 @@
600 600  00000101: Means both DI1 and DI2 trigger are enabled.
601 601  
602 602  
603 -(% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
710 +**Enable/Disable MOD6 **: 0x01: MOD6 is enable. 0x00: MOD6 is disable.
604 604  
605 605  
606 606  Downlink command to poll MOD6 status:
... ... @@ -610,10 +610,11 @@
610 610  When device got this command, it will send the MOD6 payload.
611 611  
612 612  
613 -1.
614 -11.
720 +1.
721 +11.
615 615  111. Payload Decoder
616 616  
724 +
617 617  **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/]]
618 618  
619 619  
... ... @@ -622,7 +622,7 @@
622 622  
623 623  
624 624  
625 -1.
733 +1.
626 626  11. ​Configure LT via AT or Downlink
627 627  
628 628  User can configure LT I/O Controller via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
... ... @@ -633,17 +633,20 @@
633 633  
634 634  * **Sensor Related Commands**: These commands are special designed for LT-22222-L.  User can see these commands below:
635 635  
636 -1.
637 -11.
744 +
745 +1.
746 +11.
638 638  111. Common Commands:
639 639  
749 +
640 640  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
641 641  
642 642  
643 -1.
644 -11.
753 +1.
754 +11.
645 645  111. Sensor related commands:
646 646  
757 +
647 647  ==== Set Transmit Interval ====
648 648  
649 649  Set device uplink interval.
... ... @@ -843,7 +843,6 @@
843 843  
844 844  01: Low,  00: High ,  11: No action
845 845  
846 -(% border="1" style="background-color:#f7faff" %)
847 847  |Downlink Code|DO1|DO2|DO3
848 848  |02  01  00  11|Low|High|No Action
849 849  |02  00  11  01|High|No Action|Low
... ... @@ -881,23 +881,22 @@
881 881  
882 882  **Third Byte**: Control Method and Ports status:
883 883  
884 -(% border="1" style="background-color:#f7faff" %)
885 885  |Second Byte|Status
886 886  |0x01|DO1 set to low
887 887  |0x00|DO1 set to high
888 888  |0x11|DO1 NO Action
889 889  
999 +
890 890  **Fourth Byte**: Control Method and Ports status:
891 891  
892 -(% border="1" style="background-color:#f7faff" %)
893 893  |Second Byte|Status
894 894  |0x01|DO2 set to low
895 895  |0x00|DO2 set to high
896 896  |0x11|DO2 NO Action
897 897  
1007 +
898 898  **Fifth Byte**: Control Method and Ports status:
899 899  
900 -(% border="1" style="background-color:#f7faff" %)
901 901  |Second Byte|Status
902 902  |0x01|DO3 set to low
903 903  |0x00|DO3 set to high
... ... @@ -950,7 +950,6 @@
950 950  
951 951  01: Close ,  00: Open , 11: No action
952 952  
953 -(% border="1" style="background-color:#f7faff" %)
954 954  |Downlink Code|RO1|RO2
955 955  |03  00  11|Open|No Action
956 956  |03  01  11|Close|No Action
... ... @@ -988,7 +988,6 @@
988 988  
989 989  **Third Byte(bb)**: Control Method and Ports status:
990 990  
991 -(% border="1" style="background-color:#f7faff" %)
992 992  |Value|Status
993 993  |0x11|RO1 and RO2 to NO
994 994  |0x10|RO2 to NO, RO1 to NC
... ... @@ -999,6 +999,7 @@
999 999  |0x02|RO1 to NC, RO2 No Action
1000 1000  |0x12|RO1 to NO, RO2 No Action
1001 1001  
1109 +
1002 1002  **Fourth / Fifth Bytes (cc)**: Latching time. Unit: ms
1003 1003  
1004 1004  Device will upload a packet if downlink code executes successfully.
... ... @@ -1100,9 +1100,10 @@
1100 1100  
1101 1101  
1102 1102  
1103 -1.
1211 +1.
1104 1104  11. Integrate with Mydevice
1105 1105  
1214 +
1106 1106  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:
1107 1107  
1108 1108  
... ... @@ -1147,7 +1147,7 @@
1147 1147  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
1148 1148  
1149 1149  
1150 -1.
1259 +1.
1151 1151  11. Interface Detail
1152 1152  111. Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active )
1153 1153  
... ... @@ -1157,8 +1157,8 @@
1157 1157  
1158 1158  
1159 1159  
1160 -1.
1161 -11.
1269 +1.
1270 +11.
1162 1162  111. Digital Input Port: DI1/DI2 ( For LT-22222-L)
1163 1163  
1164 1164  The DI port of LT-22222-L can support NPN or PNP output sensor.
... ... @@ -1200,7 +1200,7 @@
1200 1200  
1201 1201  **Example3**: Connect to a 220v high active sensor.公司测试一下
1202 1202  
1203 -Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler  
1312 +Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler 
1204 1204  
1205 1205  * Connect sensor’s output to DI1+ with a serial 50K resistor
1206 1206  * Connect sensor’s GND DI1-.
... ... @@ -1212,8 +1212,8 @@
1212 1212  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.
1213 1213  
1214 1214  
1215 -1.
1216 -11.
1324 +1.
1325 +11.
1217 1217  111. Digital Output Port: DO1/DO2 /DO3
1218 1218  
1219 1219  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1223,8 +1223,8 @@
1223 1223  
1224 1224  
1225 1225  
1226 -1.
1227 -11.
1335 +1.
1336 +11.
1228 1228  111. Analog Input Interface
1229 1229  
1230 1230  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:
... ... @@ -1256,8 +1256,8 @@
1256 1256  
1257 1257  
1258 1258  
1259 -1.
1260 -11.
1368 +1.
1369 +11.
1261 1261  111. Relay Output
1262 1262  
1263 1263  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:
... ... @@ -1271,10 +1271,10 @@
1271 1271  
1272 1272  
1273 1273  
1274 -1.
1383 +1.
1275 1275  11. LEDs Indicators
1276 1276  
1277 -(% border="1" style="background-color:#f7faff" %)
1386 +
1278 1278  |**LEDs**|**Feature**
1279 1279  |**PWR**|Always on if there is power
1280 1280  |**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.
... ... @@ -1308,6 +1308,9 @@
1308 1308  |**RO1**|
1309 1309  |**RO2**|
1310 1310  
1420 +
1421 +
1422 +
1311 1311  1. Use AT Command
1312 1312  11. Access AT Command
1313 1313  
... ... @@ -1417,7 +1417,7 @@
1417 1417  
1418 1418  
1419 1419  
1420 -1.
1532 +1.
1421 1421  11. Common AT Command Sequence
1422 1422  111. Multi-channel ABP mode (Use with SX1301/LG308)
1423 1423  
... ... @@ -1440,8 +1440,8 @@
1440 1440  
1441 1441  ATZ
1442 1442  
1443 -1.
1444 -11.
1555 +1.
1556 +11.
1445 1445  111. Single-channel ABP mode (Use with LG01/LG02)
1446 1446  
1447 1447  123456   Enter Password to have AT access.
... ... @@ -1480,10 +1480,11 @@
1480 1480  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]]
1481 1481  
1482 1482  
1483 -1.
1484 -11.
1595 +1.
1596 +11.
1485 1485  111. Change to Class A
1486 1486  
1599 +
1487 1487  If sensor JOINED
1488 1488  
1489 1489  AT+CLASS=A
... ... @@ -1496,7 +1496,8 @@
1496 1496  
1497 1497  1. FAQ
1498 1498  
1499 -1.
1612 +
1613 +1.
1500 1500  11. How to upgrade the image?
1501 1501  
1502 1502  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
... ... @@ -1505,6 +1505,7 @@
1505 1505  * For bug fix
1506 1506  * Change LoRaWAN bands.
1507 1507  
1622 +
1508 1508  Below shows the hardware connection for how to upload an image to the LT:
1509 1509  
1510 1510  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
... ... @@ -1549,13 +1549,13 @@
1549 1549  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image038.png]]
1550 1550  
1551 1551  
1552 -1.
1667 +1.
1553 1553  11. How to change the LoRa Frequency Bands/Region?
1554 1554  
1555 1555  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1556 1556  
1557 1557  
1558 -1.
1673 +1.
1559 1559  11. How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1560 1560  
1561 1561  In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
... ... @@ -1598,7 +1598,7 @@
1598 1598  
1599 1599  
1600 1600  
1601 -1.
1716 +1.
1602 1602  11. Can I see counting event in Serial?
1603 1603  
1604 1604  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.
... ... @@ -1614,7 +1614,7 @@
1614 1614  [[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]]
1615 1615  
1616 1616  
1617 -1.
1732 +1.
1618 1618  11. Have trouble to upload image.
1619 1619  
1620 1620  See this link for trouble shooting:
... ... @@ -1622,7 +1622,7 @@
1622 1622  [[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]]
1623 1623  
1624 1624  
1625 -1.
1740 +1.
1626 1626  11. Why I can’t join TTN in US915 /AU915 bands?
1627 1627  
1628 1628  It might be about the channels mapping. Please see this link for detail:
... ... @@ -1634,6 +1634,7 @@
1634 1634  
1635 1635  1. Order Info
1636 1636  
1752 +
1637 1637  **For LT-33222-L-XXX or LT-22222-L-XXX:**
1638 1638  
1639 1639  **XXX:**
... ... @@ -1648,6 +1648,7 @@
1648 1648  * **IN865**: LT with frequency bands IN865
1649 1649  * **CN779**: LT with frequency bands CN779
1650 1650  
1767 +
1651 1651  1. Packing Info
1652 1652  
1653 1653  **Package Includes**:
... ... @@ -1657,6 +1657,7 @@
1657 1657  * Bracket for controller x1
1658 1658  * Program cable x 1
1659 1659  
1777 +
1660 1660  **Dimension and weight**:
1661 1661  
1662 1662  * Device Size: 13.5 x 7 x 3 cm
... ... @@ -1664,6 +1664,7 @@
1664 1664  * Package Size / pcs : 14.5 x 8 x 5 cm
1665 1665  * Weight / pcs : 170g
1666 1666  
1785 +
1667 1667  1. Support
1668 1668  
1669 1669  * 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.
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