Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 21.3 >
edited by Xiaoling
on 2022/05/23 18:22
To version < 10.2 >
edited by Xiaoling
on 2022/05/23 17:27
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Summary

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... ... @@ -43,7 +43,7 @@
43 43  **Hardware System:**
44 44  
45 45  * STM32L072CZT6 MCU
46 -* SX1276/78 Wireless Chip 
46 +* SX1276/78 Wireless Chip
47 47  * Power Consumption:
48 48  ** Idle: 4mA@12v
49 49  ** 20dB Transmit: 34mA@12v
... ... @@ -55,7 +55,7 @@
55 55  * 2 x Relay Output (5A@250VAC / 30VDC)
56 56  * 2 x 0~~20mA Analog Input (res:0.01mA)
57 57  * 2 x 0~~30V Analog Input (res:0.01v)
58 -* Power Input 7~~ 24V DC. 
58 +* Power Input 7~~ 24V DC.
59 59  
60 60  **LoRa Spec:**
61 61  
... ... @@ -99,7 +99,7 @@
99 99  
100 100  == 1.5 Hardware Variants ==
101 101  
102 -(% border="1" style="background-color:#f7faff; width:500px" %)
102 +(% border="1" style="background-color:#f7faff; width:540px" %)
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)
... ... @@ -122,7 +122,7 @@
122 122  
123 123  = 3. Operation Mode =
124 124  
125 -== 3.1 How it works? ==
125 +== 3.1 How it works? ==
126 126  
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. 
128 128  
... ... @@ -130,7 +130,7 @@
130 130  
131 131  3.2 Example to join LoRaWAN network
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. 
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.
134 134  
135 135  [[image:image-20220523172350-1.png||height="266" width="864"]]
136 136  
... ... @@ -153,51 +153,81 @@
153 153  
154 154  Add APP EUI in the application.
155 155  
156 -[[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"]]
157 157  
158 158  Add APP KEY and DEV EUI
159 159  
160 160  [[image:1653298023685-319.png]]
161 161  
162 -(((
162 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image008.png]]
163 +
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 -)))
165 165  
166 -[[image:1653298044601-602.png||height="405" width="709"]]
166 +[[image:1653298044601-602.png]]
167 167  
168 -== 3.3 Uplink Payload ==
168 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image009.png]]
169 169  
170 +
171 +1.
172 +11. Uplink Payload
173 +
170 170  There are five working modes + one interrupt mode on LT for different type application:
171 171  
172 -* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
173 -* **MOD2**: Double DI Counting + DO + RO
174 -* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
175 -* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
176 -* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
177 -* **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
178 178  
179 -=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
180 180  
184 +1.
185 +11.
186 +111. AT+MOD=1, 2ACI+2AVI
187 +
181 181  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
182 182  
183 -[[image:image-20220523174024-3.png]]
184 184  
185 -(((
186 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
187 -)))
191 +|Size(bytes)|2|2|2|2|1|1|1
192 +|Value|(((
193 +AVI1
188 188  
189 -[[image:image-20220523174254-4.png]]
195 +voltage
196 +)))|(((
197 +AVI2
190 190  
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 +
191 191  * RO is for relay. ROx=1 : close，ROx=0 always open.
192 192  * DI is for digital input. DIx=1: high or float, DIx=0: low.
193 193  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
194 194  
195 -(% 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
196 196  
197 -For example if payload is: [[image:image-20220523175847-2.png]]
198 198  
199 -**The value for the interface is:  **
227 +For example if payload is: 04 AB 04 AC 13 10 13 00 AA FF 01
200 200  
229 +The value for the interface is:
230 +
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
... ... @@ -211,11 +211,18 @@
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 -**LT22222-L:**
244 +LT33222-L:
215 215  
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 +
216 216  * [1] DI2 channel is high input and DI2 LED is ON;
217 217  * [0] DI1 channel is low input;
218 218  
255 +
219 219  * [0] DO3 channel output state
220 220  ** DO3 is float in case no load between DO3 and V+.;
221 221  ** DO3 is high in case there is load between DO3 and V+.
... ... @@ -226,174 +226,203 @@
226 226  ** DO1 is high in case there is load between DO1 and V+.
227 227  ** DO1 LED is off in both case
228 228  
229 -=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
230 230  
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 +
231 231  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
232 232  
276 +
233 233  Total : 11 bytes payload
234 234  
235 -[[image:image-20220523180452-3.png]]
279 +|Size(bytes)|4|4|1|1|1
280 +|Value|COUNT1|COUNT2 |DIDORO*|(((
281 +Reserve
236 236  
237 -(((
238 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
239 -)))
283 +
284 +)))|MOD
240 240  
241 -[[image:image-20220523180506-4.png]]
242 242  
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 +
243 243  * RO is for relay. ROx=1 : close，ROx=0 always open.
244 244  * FIRST: Indicate this is the first packet after join network.
245 245  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
246 246  
247 -(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
296 +Note: DO3 bit is not valid for LT-22222-L.
248 248  
249 -**To use counting mode, please run:**
250 250  
251 -(% class="box infomessage" %)
252 -(((
253 -**AT+MOD=2**
254 -)))
299 +To use counting mode, please run:
255 255  
256 -(% class="box infomessage" %)
257 -(((
258 -**ATZ**
259 -)))
301 +AT+MOD=2
260 260  
261 -(% style="color:#4f81bd" %)**AT Commands for counting:**
303 +ATZ
262 262  
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 +
263 263  **For LT22222-L:**
264 264  
265 -(% class="box infomessage" %)
266 -(((
267 -**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
268 -)))
319 +AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms)
269 269  
270 -(% class="box infomessage" %)
271 -(((
272 -**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
273 -)))
321 +AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
274 274  
275 -(% class="box infomessage" %)
276 -(((
277 -**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
278 -)))
323 +AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms)
279 279  
280 -(% class="box infomessage" %)
281 -(((
282 -**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
283 -)))
325 +AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms )
284 284  
285 -(% class="box infomessage" %)
286 -(((
287 -**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
288 -)))
289 289  
290 -(% class="box infomessage" %)
291 -(((
292 -**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
293 -)))
328 +AT+SETCNT=1,60   (Set COUNT1 value to 60)
294 294  
295 -=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
330 +AT+SETCNT=2,60   (Set COUNT2 value to 60)
296 296  
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 +
297 297  **LT22222-L**: This mode the DI1 is used as a counting pin.
298 298  
299 -[[image:image-20220523181246-5.png]]
300 300  
301 -(((
302 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
303 -)))
350 +|Size(bytes)|4|2|2|1|1|1
351 +|Value|COUNT1|(((
352 +ACI1
304 304  
305 -[[image:image-20220523181301-6.png]]
354 +Current
355 +)))|(((
356 +ACI2
306 306  
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 +
307 307  * RO is for relay. ROx=1 : close，ROx=0 always open.
308 308  * FIRST: Indicate this is the first packet after join network.
309 309  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
310 310  
311 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
371 +Note: DO3 is not valid for LT-22222-L.
312 312  
313 -**To use counting mode, please run:**
314 314  
315 -(% class="box infomessage" %)
316 -(((
317 -**AT+MOD=3**
318 -)))
374 +To use counting mode, please run:
319 319  
320 -(% class="box infomessage" %)
321 -(((
322 -**ATZ**
323 -)))
376 +AT+MOD=3
324 324  
378 +ATZ
379 +
380 +
325 325  Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
326 326  
327 -=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
328 328  
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 +
329 329  **LT22222-L**: This mode the DI1 is used as a counting pin.
330 330  
394 +
331 331  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.
332 332  
333 -[[image:image-20220523181903-8.png]]
334 334  
335 -(((
336 -(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
337 -)))
398 +|Size(bytes)|4|4|1|1|1
399 +|Value|COUNT1|AVI1 Counting|DIDORO*|(((
400 +Reserve
338 338  
339 -[[image:image-20220523181727-7.png]]
402 +
403 +)))|MOD
340 340  
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 +
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 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
415 +Note: DO3 is not valid for LT-22222-L.
346 346  
347 -**To use this mode, please run:**
348 348  
349 -(% class="box infomessage" %)
350 -(((
351 -**AT+MOD=4**
352 -)))
418 +To use this mode, please run:
353 353  
354 -(% class="box infomessage" %)
355 -(((
356 -**ATZ**
357 -)))
420 +AT+MOD=4
358 358  
422 +ATZ
359 359  
424 +
425 +
360 360  Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
361 361  
362 -**Plus below command for AVI1 Counting:**
428 +Plus below command for AVI1 Counting:
363 363  
364 -(% class="box infomessage" %)
365 -(((
366 -**AT+SETCNT=3,60   (set AVI Count to 60)**
367 -)))
430 +AT+SETCNT=3,60   (set AVI Count to 60)
368 368  
369 -(% class="box infomessage" %)
370 -(((
371 -**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
372 -)))
432 +AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)
373 373  
374 -(% class="box infomessage" %)
375 -(((
376 -**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
377 -)))
434 +AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)
378 378  
379 -(% class="box infomessage" %)
380 -(((
381 -**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
382 -)))
436 +AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)
383 383  
384 -=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
385 385  
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 +
386 386  **LT22222-L**: This mode the DI1 is used as a counting pin.
387 387  
388 -(% border="1" style="background-color:#f7faff" %)
389 -|(% style="width:93px" %)Size(bytes)|(% style="width:112px" %)2|(% style="width:105px" %)2|(% style="width:449px" %)2|2|1|1|1
390 -|(% style="width:93px" %)Value|(% style="width:112px" %)AVI1 voltage|(% style="width:105px" %)AVI2 voltage|(% style="width:449px" %)ACI1 Current| | | |
391 -|(% style="width:93px" %)Value|(% style="width:112px" %)(((
392 -AVI1 voltage
393 -)))|(% style="width:105px" %)(((
394 -AVI2 voltage
395 -)))|(% style="width:449px" %)(((
396 -ACI1 Current
449 +
450 +|Size(bytes)|2|2|2|2|1|1|1
451 +|Value|(((
452 +AVI1
453 +
454 +voltage
455 +)))|(((
456 +AVI2
457 +
458 +voltage
459 +)))|(((
460 +ACI1
461 +
462 +Current
397 397  )))|COUNT1|DIDORO*|(((
398 398  Reserve
399 399  
... ... @@ -400,9 +400,10 @@
400 400  
401 401  )))|MOD
402 402  
469 +
470 +
403 403  **DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
404 404  
405 -(% border="1" style="background-color:#f7faff" %)
406 406  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
407 407  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
408 408  
... ... @@ -426,10 +426,11 @@
426 426  
427 427  
428 428  
429 -1.
430 -11.
496 +1.
497 +11.
431 431  111. AT+ADDMOD=6. (Trigger Mode, Optional)
432 432  
500 +
433 433  **This mode is an optional mode for trigger purpose. It can run together with other mode.**
434 434  
435 435  For example, if user has configured below commands:
... ... @@ -437,11 +437,13 @@
437 437  * AT+MOD=1   à The normal working mode
438 438  * AT+ADDMOD6=1    à Enable trigger
439 439  
508 +
440 440  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
441 441  
442 442  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
443 443  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.**
444 444  
514 +
445 445  **AT Command to set Trigger Condition**:
446 446  
447 447  **Trigger base on voltage**:
... ... @@ -512,7 +512,6 @@
512 512  
513 513  MOD6 Payload : total 11 bytes payload
514 514  
515 -(% border="1" style="background-color:#f7faff" %)
516 516  |Size(bytes)|1|1|1|6|1|1
517 517  |Value|(((
518 518  TRI_A
... ... @@ -532,9 +532,10 @@
532 532  (6)
533 533  )))
534 534  
604 +
605 +
535 535  **TRI FLAG1** is a combination to show if trigger is set for this part. Totally 1byte as below
536 536  
537 -(% border="1" style="background-color:#f7faff" %)
538 538  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
539 539  |(((
540 540  AV1_
... ... @@ -579,7 +579,6 @@
579 579  
580 580  **TRI Status1** is a combination to show which condition is trigger. Totally 1byte as below
581 581  
582 -(% border="1" style="background-color:#f7faff" %)
583 583  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
584 584  |(((
585 585  AV1_
... ... @@ -626,7 +626,6 @@
626 626  
627 627  **TRI_DI FLAG+STA **is a combination to show which condition is trigger. Totally 1byte as below
628 628  
629 -(% border="1" style="background-color:#f7faff" %)
630 630  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
631 631  |N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
632 632  
... ... @@ -649,10 +649,11 @@
649 649  When device got this command, it will send the MOD6 payload.
650 650  
651 651  
652 -1.
653 -11.
720 +1.
721 +11.
654 654  111. Payload Decoder
655 655  
724 +
656 656  **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/]]
657 657  
658 658  
... ... @@ -661,7 +661,7 @@
661 661  
662 662  
663 663  
664 -1.
733 +1.
665 665  11. ​Configure LT via AT or Downlink
666 666  
667 667  User can configure LT I/O Controller via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
... ... @@ -672,17 +672,20 @@
672 672  
673 673  * **Sensor Related Commands**: These commands are special designed for LT-22222-L.  User can see these commands below:
674 674  
675 -1.
676 -11.
744 +
745 +1.
746 +11.
677 677  111. Common Commands:
678 678  
749 +
679 679  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
680 680  
681 681  
682 -1.
683 -11.
753 +1.
754 +11.
684 684  111. Sensor related commands:
685 685  
757 +
686 686  ==== Set Transmit Interval ====
687 687  
688 688  Set device uplink interval.
... ... @@ -882,7 +882,6 @@
882 882  
883 883  01: Low,  00: High ,  11: No action
884 884  
885 -(% border="1" style="background-color:#f7faff" %)
886 886  |Downlink Code|DO1|DO2|DO3
887 887  |02  01  00  11|Low|High|No Action
888 888  |02  00  11  01|High|No Action|Low
... ... @@ -920,23 +920,22 @@
920 920  
921 921  **Third Byte**: Control Method and Ports status:
922 922  
923 -(% border="1" style="background-color:#f7faff" %)
924 924  |Second Byte|Status
925 925  |0x01|DO1 set to low
926 926  |0x00|DO1 set to high
927 927  |0x11|DO1 NO Action
928 928  
999 +
929 929  **Fourth Byte**: Control Method and Ports status:
930 930  
931 -(% border="1" style="background-color:#f7faff" %)
932 932  |Second Byte|Status
933 933  |0x01|DO2 set to low
934 934  |0x00|DO2 set to high
935 935  |0x11|DO2 NO Action
936 936  
1007 +
937 937  **Fifth Byte**: Control Method and Ports status:
938 938  
939 -(% border="1" style="background-color:#f7faff" %)
940 940  |Second Byte|Status
941 941  |0x01|DO3 set to low
942 942  |0x00|DO3 set to high
... ... @@ -989,7 +989,6 @@
989 989  
990 990  01: Close ,  00: Open , 11: No action
991 991  
992 -(% border="1" style="background-color:#f7faff" %)
993 993  |Downlink Code|RO1|RO2
994 994  |03  00  11|Open|No Action
995 995  |03  01  11|Close|No Action
... ... @@ -1027,7 +1027,6 @@
1027 1027  
1028 1028  **Third Byte(bb)**: Control Method and Ports status:
1029 1029  
1030 -(% border="1" style="background-color:#f7faff" %)
1031 1031  |Value|Status
1032 1032  |0x11|RO1 and RO2 to NO
1033 1033  |0x10|RO2 to NO, RO1 to NC
... ... @@ -1038,6 +1038,7 @@
1038 1038  |0x02|RO1 to NC, RO2 No Action
1039 1039  |0x12|RO1 to NO, RO2 No Action
1040 1040  
1109 +
1041 1041  **Fourth / Fifth Bytes (cc)**: Latching time. Unit: ms
1042 1042  
1043 1043  Device will upload a packet if downlink code executes successfully.
... ... @@ -1139,9 +1139,10 @@
1139 1139  
1140 1140  
1141 1141  
1142 -1.
1211 +1.
1143 1143  11. Integrate with Mydevice
1144 1144  
1214 +
1145 1145  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:
1146 1146  
1147 1147  
... ... @@ -1186,7 +1186,7 @@
1186 1186  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
1187 1187  
1188 1188  
1189 -1.
1259 +1.
1190 1190  11. Interface Detail
1191 1191  111. Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active )
1192 1192  
... ... @@ -1196,8 +1196,8 @@
1196 1196  
1197 1197  
1198 1198  
1199 -1.
1200 -11.
1269 +1.
1270 +11.
1201 1201  111. Digital Input Port: DI1/DI2 ( For LT-22222-L)
1202 1202  
1203 1203  The DI port of LT-22222-L can support NPN or PNP output sensor.
... ... @@ -1239,7 +1239,7 @@
1239 1239  
1240 1240  **Example3**: Connect to a 220v high active sensor.公司测试一下
1241 1241  
1242 -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 
1243 1243  
1244 1244  * Connect sensor’s output to DI1+ with a serial 50K resistor
1245 1245  * Connect sensor’s GND DI1-.
... ... @@ -1251,8 +1251,8 @@
1251 1251  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.
1252 1252  
1253 1253  
1254 -1.
1255 -11.
1324 +1.
1325 +11.
1256 1256  111. Digital Output Port: DO1/DO2 /DO3
1257 1257  
1258 1258  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1262,8 +1262,8 @@
1262 1262  
1263 1263  
1264 1264  
1265 -1.
1266 -11.
1335 +1.
1336 +11.
1267 1267  111. Analog Input Interface
1268 1268  
1269 1269  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:
... ... @@ -1295,8 +1295,8 @@
1295 1295  
1296 1296  
1297 1297  
1298 -1.
1299 -11.
1368 +1.
1369 +11.
1300 1300  111. Relay Output
1301 1301  
1302 1302  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:
... ... @@ -1310,10 +1310,10 @@
1310 1310  
1311 1311  
1312 1312  
1313 -1.
1383 +1.
1314 1314  11. LEDs Indicators
1315 1315  
1316 -(% border="1" style="background-color:#f7faff" %)
1386 +
1317 1317  |**LEDs**|**Feature**
1318 1318  |**PWR**|Always on if there is power
1319 1319  |**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.
... ... @@ -1347,6 +1347,9 @@
1347 1347  |**RO1**|
1348 1348  |**RO2**|
1349 1349  
1420 +
1421 +
1422 +
1350 1350  1. Use AT Command
1351 1351  11. Access AT Command
1352 1352  
... ... @@ -1456,7 +1456,7 @@
1456 1456  
1457 1457  
1458 1458  
1459 -1.
1532 +1.
1460 1460  11. Common AT Command Sequence
1461 1461  111. Multi-channel ABP mode (Use with SX1301/LG308)
1462 1462  
... ... @@ -1479,8 +1479,8 @@
1479 1479  
1480 1480  ATZ
1481 1481  
1482 -1.
1483 -11.
1555 +1.
1556 +11.
1484 1484  111. Single-channel ABP mode (Use with LG01/LG02)
1485 1485  
1486 1486  123456   Enter Password to have AT access.
... ... @@ -1519,10 +1519,11 @@
1519 1519  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]]
1520 1520  
1521 1521  
1522 -1.
1523 -11.
1595 +1.
1596 +11.
1524 1524  111. Change to Class A
1525 1525  
1599 +
1526 1526  If sensor JOINED
1527 1527  
1528 1528  AT+CLASS=A
... ... @@ -1535,7 +1535,8 @@
1535 1535  
1536 1536  1. FAQ
1537 1537  
1538 -1.
1612 +
1613 +1.
1539 1539  11. How to upgrade the image?
1540 1540  
1541 1541  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
... ... @@ -1544,6 +1544,7 @@
1544 1544  * For bug fix
1545 1545  * Change LoRaWAN bands.
1546 1546  
1622 +
1547 1547  Below shows the hardware connection for how to upload an image to the LT:
1548 1548  
1549 1549  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
... ... @@ -1588,13 +1588,13 @@
1588 1588  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image038.png]]
1589 1589  
1590 1590  
1591 -1.
1667 +1.
1592 1592  11. How to change the LoRa Frequency Bands/Region?
1593 1593  
1594 1594  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1595 1595  
1596 1596  
1597 -1.
1673 +1.
1598 1598  11. How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1599 1599  
1600 1600  In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
... ... @@ -1637,7 +1637,7 @@
1637 1637  
1638 1638  
1639 1639  
1640 -1.
1716 +1.
1641 1641  11. Can I see counting event in Serial?
1642 1642  
1643 1643  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.
... ... @@ -1653,7 +1653,7 @@
1653 1653  [[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]]
1654 1654  
1655 1655  
1656 -1.
1732 +1.
1657 1657  11. Have trouble to upload image.
1658 1658  
1659 1659  See this link for trouble shooting:
... ... @@ -1661,7 +1661,7 @@
1661 1661  [[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]]
1662 1662  
1663 1663  
1664 -1.
1740 +1.
1665 1665  11. Why I can’t join TTN in US915 /AU915 bands?
1666 1666  
1667 1667  It might be about the channels mapping. Please see this link for detail:
... ... @@ -1673,6 +1673,7 @@
1673 1673  
1674 1674  1. Order Info
1675 1675  
1752 +
1676 1676  **For LT-33222-L-XXX or LT-22222-L-XXX:**
1677 1677  
1678 1678  **XXX:**
... ... @@ -1687,6 +1687,7 @@
1687 1687  * **IN865**: LT with frequency bands IN865
1688 1688  * **CN779**: LT with frequency bands CN779
1689 1689  
1767 +
1690 1690  1. Packing Info
1691 1691  
1692 1692  **Package Includes**:
... ... @@ -1696,6 +1696,7 @@
1696 1696  * Bracket for controller x1
1697 1697  * Program cable x 1
1698 1698  
1777 +
1699 1699  **Dimension and weight**:
1700 1700  
1701 1701  * Device Size: 13.5 x 7 x 3 cm
... ... @@ -1703,6 +1703,7 @@
1703 1703  * Package Size / pcs : 14.5 x 8 x 5 cm
1704 1704  * Weight / pcs : 170g
1705 1705  
1785 +
1706 1706  1. Support
1707 1707  
1708 1708  * 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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