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Summary

Details

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1 1  (% style="text-align:center" %)
2 2  [[image:image-20220523163353-1.jpeg||height="604" width="500"]]
3 3  
4 +**LT-22222-L LoRa IO Controller User Manual **
4 4  
5 -1. Introduction
6 -11. What is LT Series I/O Controller
7 7  
7 +**Table of Contents:**
8 8  
9 -The Dragino LT series I/O Modules are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as: analog current Input, analog voltage input, relay output, digital input and digital output etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
9 +{{toc/}}
10 10  
11 11  
12 -The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
13 13  
14 14  
14 += 1.Introduction =
15 +
16 +== 1.1 What is LT Series I/O Controller ==
17 +
18 +(((
19 +The Dragino LT series I/O Modules are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as: analog current Input, analog voltage input, relay output, digital input and digital output etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
20 +)))
21 +
22 +(((
23 +The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
24 +)))
25 +
26 +(((
15 15  The LT I/O Controllers is aiming to provide a simple plug and play, low cost installation by using LoRaWAN wireless technology.
28 +)))
16 16  
30 +(((
17 17  The use environment includes:
32 +)))
18 18  
34 +(((
19 19  1) If user’s area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless.
36 +)))
20 20  
38 +(((
21 21  2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless.
40 +)))
22 22  
42 +(((
43 +[[image:1653295757274-912.png]]
44 +)))
23 23  
24 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.png]]
46 +== 1.2  Specifications ==
25 25  
26 -
27 -
28 -
29 -1.
30 -11. Specifications
31 -
32 32  **Hardware System:**
33 33  
34 34  * STM32L072CZT6 MCU
35 -* SX1276/78 Wireless Chip
51 +* SX1276/78 Wireless Chip 
36 36  * Power Consumption:
37 37  ** Idle: 4mA@12v
38 -
39 -*
40 40  ** 20dB Transmit: 34mA@12v
41 41  
42 -
43 -**Interface for Model: LT33222-L:**
44 -
45 -* 3 x Digital Input ( Detect Low signal , Max, 6V)
46 -* 3 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
47 -* 2 x Relay Output (5A@250VAC / 30VDC)
48 -* 2 x 0~~20mA Analog Input (res:0.01mA)
49 -* 2 x 0~~30V Analog Input (res:0.01v)
50 -* Power Input 7~~ 24V DC.
51 -*
52 -
53 53  **Interface for Model: LT22222-L:**
54 54  
55 55  * 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
... ... @@ -57,9 +57,8 @@
57 57  * 2 x Relay Output (5A@250VAC / 30VDC)
58 58  * 2 x 0~~20mA Analog Input (res:0.01mA)
59 59  * 2 x 0~~30V Analog Input (res:0.01v)
60 -* Power Input 7~~ 24V DC.
63 +* Power Input 7~~ 24V DC. 
61 61  
62 -
63 63  **LoRa Spec:**
64 64  
65 65  * Frequency Range:
... ... @@ -81,9 +81,8 @@
81 81  * Automatic RF Sense and CAD with ultra-fast AFC.
82 82  * Packet engine up to 256 bytes with CRC.
83 83  
86 +== 1.3 Features ==
84 84  
85 -*
86 -*1. Features
87 87  * LoRaWAN Class A & Class C protocol
88 88  * Optional Customized LoRa Protocol
89 89  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865
... ... @@ -92,10 +92,8 @@
92 92  * Firmware upgradable via program port
93 93  * Counting
94 94  
96 +== 1.4  Applications ==
95 95  
96 -
97 -*
98 -*1. Applications
99 99  * Smart Buildings & Home Automation
100 100  * Logistics and Supply Chain Management
101 101  * Smart Metering
... ... @@ -103,26 +103,11 @@
103 103  * Smart Cities
104 104  * Smart Factory
105 105  
105 +== 1.5 Hardware Variants ==
106 106  
107 -
108 -
109 -1.
110 -11. Hardware Variants
111 -
112 -
113 -|**Model**|**Photo**|**Description**
114 -|**LT33222-L**|[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image002.jpg]]|(((
115 -* 3 x Digital Input
116 -* 3 x Digital Output
117 -* 2 x Relay Output (5A@250VAC / 30VDC)
118 -* 2 x 0~~20mA Analog Input (res:0.01mA)
119 -* 2 x 0~~30V Analog Input (res:0.01v)
120 -* 1 x Counting Port
121 -)))
122 -
123 -
124 -|**Model**|**Photo**|**Description**
125 -|**LT22222-L**|[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image003.jpg]]|(((
107 +(% border="1" style="background-color:#f7faff; width:500px" %)
108 +|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
109 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
126 126  * 2 x Digital Input (Bi-direction)
127 127  * 2 x Digital Output
128 128  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -131,138 +131,94 @@
131 131  * 1 x Counting Port
132 132  )))
133 133  
118 += 2. Power ON Device =
134 134  
135 -
136 -1.
137 -11. Firmware Change log
138 -
139 -[[**LT Image files**>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]**:**
140 -
141 -http:~/~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/
142 -
143 -
144 -**Change log:**
145 -
146 -[[http:~~/~~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/&file=changelog>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/&file=changelog]]
147 -
148 -
149 -
150 -1. Power ON Device
151 -
152 -
153 153  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.
154 154  
122 +(((
155 155  PWR will on when device is properly powered.
124 +)))
156 156  
157 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image004.png]]
126 +[[image:1653297104069-180.png]]
158 158  
128 += 3. Operation Mode =
159 159  
130 +== 3.1 How it works? ==
160 160  
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. 
161 161  
162 -
163 -1. Operation Mode
164 -11. How it works?
165 -
166 -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. 
167 -
168 -
169 169  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.
170 170  
136 +3.2 Example to join LoRaWAN network
171 171  
172 -1.
173 -11. Example to join LoRaWAN network
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. 
174 174  
175 -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.
140 +[[image:image-20220523172350-1.png||height="266" width="864"]]
176 176  
177 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image005.png]]
178 178  
179 -
143 +(((
180 180  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:
145 +)))
181 181  
147 +(((
182 182  **Step 1**: Create a device in TTN with the OTAA keys from LT IO controller.
149 +)))
183 183  
151 +(((
184 184  Each LT is shipped with a sticker with the default device EUI as below:
153 +)))
185 185  
186 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image006.png]]
155 +[[image:1653297924498-393.png]]
187 187  
188 -
189 -
190 -
191 191  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
192 192  
193 193  Add APP EUI in the application.
194 194  
195 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image007.png]]
161 +[[image:1653297955910-247.png||height="321" width="716"]]
196 196  
197 197  Add APP KEY and DEV EUI
198 198  
199 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image008.png]]
165 +[[image:1653298023685-319.png]]
200 200  
167 +(((
201 201  **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 +)))
202 202  
203 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image009.png]]
171 +[[image:1653298044601-602.png||height="405" width="709"]]
204 204  
173 +== 3.3 Uplink Payload ==
205 205  
206 -1.
207 -11. Uplink Payload
208 -
209 209  There are five working modes + one interrupt mode on LT for different type application:
210 210  
211 -* [[MOD1>>path:#MOD1]]: (default setting): 2 x ACI + 2AVI + DI + DO + RO
212 -* [[MOD2>>path:#MOD2]]: Double DI Counting + DO + RO
213 -* [[MOD3>>path:#MOD3]]: Single DI Counting + 2 x ACI + DO + RO
214 -* [[MOD4>>path:#MOD4]]: Single DI Counting + 1 x Voltage Counting + DO + RO
215 -* [[MOD5>>path:#MOD5]]: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
216 -* [[ADDMOD6>>path:#MOD6]]: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
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
217 217  
184 +=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
218 218  
219 -1.
220 -11.
221 -111. AT+MOD=1, 2ACI+2AVI
222 -
223 223  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
224 224  
188 +[[image:image-20220523174024-3.png]]
225 225  
226 -|Size(bytes)|2|2|2|2|1|1|1
227 -|Value|(((
228 -AVI1
190 +(((
191 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
192 +)))
229 229  
230 -voltage
231 -)))|(((
232 -AVI2
194 +[[image:image-20220523174254-4.png]]
233 233  
234 -voltage
235 -)))|(((
236 -ACI1
237 -
238 -Current
239 -)))|(((
240 -ACI2
241 -
242 -Current
243 -)))|DIDORO*|(((
244 -Reserve
245 -
246 -
247 -)))|MOD
248 -
249 -
250 -**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
251 -
252 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
253 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
254 -
255 255  * RO is for relay. ROx=1 : close，ROx=0 always open.
256 256  * DI is for digital input. DIx=1: high or float, DIx=0: low.
257 257  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
258 258  
259 -Note: DI3 and DO3 bit are not valid for LT-22222-L
200 +(% style="color:red" %)Note: DI3 and DO3 bit are not valid for LT-22222-L
260 260  
202 +For example if payload is: [[image:image-20220523175847-2.png]]
261 261  
262 -For example if payload is: 04 AB 04 AC 13 10 13 00 AA FF 01
204 +**The value for the interface is:  **
263 263  
264 -The value for the interface is:
265 -
266 266  AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V
267 267  
268 268  AVI2 channel voltage is 0x04AC/1000=1.196V
... ... @@ -276,18 +276,11 @@
276 276  * [1] RO1 relay channel is close and the RO1 LED is ON.
277 277  * [0] RO2 relay channel is open and RO2 LED is OFF;
278 278  
279 -LT33222-L:
219 +**LT22222-L:**
280 280  
281 -* [1] DI3 channel is high input and DI3 LED is OFF;
282 -* [0] DI2 channel is low input;
283 -* [1] DI1 channel is high input and DI1 LED is OFF;
284 -
285 -LT22222-L:
286 -
287 287  * [1] DI2 channel is high input and DI2 LED is ON;
288 288  * [0] DI1 channel is low input;
289 289  
290 -
291 291  * [0] DO3 channel output state
292 292  ** DO3 is float in case no load between DO3 and V+.;
293 293  ** DO3 is high in case there is load between DO3 and V+.
... ... @@ -298,291 +298,236 @@
298 298  ** DO1 is high in case there is load between DO1 and V+.
299 299  ** DO1 LED is off in both case
300 300  
234 +=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
301 301  
302 -
303 -1.
304 -11.
305 -111. AT+MOD=2, (Double DI Counting)
306 -
307 -**For LT-33222-L**: this mode the **DI3** is used as a counting pin. Counting on DI3 reflect in COUNT1.
308 -
309 309  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
310 310  
311 -
312 312  Total : 11 bytes payload
313 313  
314 -|Size(bytes)|4|4|1|1|1
315 -|Value|COUNT1|COUNT2 |DIDORO*|(((
316 -Reserve
240 +[[image:image-20220523180452-3.png]]
317 317  
318 -
319 -)))|MOD
242 +(((
243 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
244 +)))
320 320  
246 +[[image:image-20220523180506-4.png]]
321 321  
322 -**DIDORO** is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
323 -
324 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
325 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
326 -
327 327  * RO is for relay. ROx=1 : close，ROx=0 always open.
328 328  * FIRST: Indicate this is the first packet after join network.
329 329  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
330 330  
331 -Note: DO3 bit is not valid for LT-22222-L.
252 +(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
332 332  
254 +**To use counting mode, please run:**
333 333  
334 -To use counting mode, please run:
256 +(% class="box infomessage" %)
257 +(((
258 +**AT+MOD=2**
259 +)))
335 335  
336 -AT+MOD=2
261 +(% class="box infomessage" %)
262 +(((
263 +**ATZ**
264 +)))
337 337  
338 -ATZ
266 +(% style="color:#4f81bd" %)**AT Commands for counting:**
339 339  
340 -
341 -AT Commands for counting:
342 -
343 -**For LT33222-L:**
344 -
345 -AT+TRIG1=0,100 (set DI3 port to trigger on low level, valid signal is 100ms)
346 -
347 -AT+TRIG1=1,100 (set DI3 port to trigger on high level, valid signal is 100ms )
348 -
349 -AT+SETCNT=1,60   (Set COUNT1 value to 60)
350 -
351 -
352 352  **For LT22222-L:**
353 353  
354 -AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms)
270 +(% class="box infomessage" %)
271 +(((
272 +**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
273 +)))
355 355  
356 -AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
275 +(% class="box infomessage" %)
276 +(((
277 +**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
278 +)))
357 357  
358 -AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms)
280 +(% class="box infomessage" %)
281 +(((
282 +**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
283 +)))
359 359  
360 -AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms )
285 +(% class="box infomessage" %)
286 +(((
287 +**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
288 +)))
361 361  
290 +(% class="box infomessage" %)
291 +(((
292 +**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
293 +)))
362 362  
363 -AT+SETCNT=1,60   (Set COUNT1 value to 60)
295 +(% class="box infomessage" %)
296 +(((
297 +**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
298 +)))
364 364  
365 -AT+SETCNT=2,60   (Set COUNT2 value to 60)
300 +=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
366 366  
367 -
368 -**For both LT22222-L & LT33222-L**:
369 -
370 -AT+CLRCOUNT clear all countings
371 -
372 -AT+COUTIME=60  Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
373 -
374 -
375 -
376 -1.
377 -11.
378 -111. AT+MOD=3, Single DI Counting + 2 x ACI
379 -
380 -**LT33222-L**: This mode the DI3 is used as a counting pin.
381 -
382 382  **LT22222-L**: This mode the DI1 is used as a counting pin.
383 383  
304 +[[image:image-20220523181246-5.png]]
384 384  
385 -|Size(bytes)|4|2|2|1|1|1
386 -|Value|COUNT1|(((
387 -ACI1
306 +(((
307 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
308 +)))
388 388  
389 -Current
390 -)))|(((
391 -ACI2
310 +[[image:image-20220523181301-6.png]]
392 392  
393 -Current
394 -)))|DIDORO*|Reserve|MOD
395 -
396 -
397 -**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
398 -
399 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
400 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
401 -
402 402  * RO is for relay. ROx=1 : close，ROx=0 always open.
403 403  * FIRST: Indicate this is the first packet after join network.
404 404  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
405 405  
406 -Note: DO3 is not valid for LT-22222-L.
316 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
407 407  
318 +**To use counting mode, please run:**
408 408  
409 -To use counting mode, please run:
320 +(% class="box infomessage" %)
321 +(((
322 +**AT+MOD=3**
323 +)))
410 410  
411 -AT+MOD=3
325 +(% class="box infomessage" %)
326 +(((
327 +**ATZ**
328 +)))
412 412  
413 -ATZ
414 -
415 -
416 416  Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
417 417  
332 +=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
418 418  
419 -
420 -
421 -1.
422 -11.
423 -111. AT+MOD=4, Single DI Counting + 1 x Voltage Counting
424 -
425 -**LT33222-L**: This mode the DI3 is used as a counting pin.
426 -
427 427  **LT22222-L**: This mode the DI1 is used as a counting pin.
428 428  
429 -
430 430  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.
431 431  
338 +[[image:image-20220523181903-8.png]]
432 432  
433 -|Size(bytes)|4|4|1|1|1
434 -|Value|COUNT1|AVI1 Counting|DIDORO*|(((
435 -Reserve
340 +(((
341 +(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
342 +)))
436 436  
437 -
438 -)))|MOD
344 +[[image:image-20220523181727-7.png]]
439 439  
440 -
441 -**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
442 -
443 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
444 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
445 -
446 446  * RO is for relay. ROx=1 : close，ROx=0 always open.
447 447  * FIRST: Indicate this is the first packet after join network.
448 448  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
449 449  
450 -Note: DO3 is not valid for LT-22222-L.
350 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
451 451  
352 +**To use this mode, please run:**
452 452  
453 -To use this mode, please run:
354 +(% class="box infomessage" %)
355 +(((
356 +**AT+MOD=4**
357 +)))
454 454  
455 -AT+MOD=4
359 +(% class="box infomessage" %)
360 +(((
361 +**ATZ**
362 +)))
456 456  
457 -ATZ
458 458  
459 -
460 -
461 461  Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
462 462  
463 -Plus below command for AVI1 Counting:
367 +**Plus below command for AVI1 Counting:**
464 464  
465 -AT+SETCNT=3,60   (set AVI Count to 60)
369 +(% class="box infomessage" %)
370 +(((
371 +**AT+SETCNT=3,60   (set AVI Count to 60)**
372 +)))
466 466  
467 -AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)
374 +(% class="box infomessage" %)
375 +(((
376 +**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
377 +)))
468 468  
469 -AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)
379 +(% class="box infomessage" %)
380 +(((
381 +**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
382 +)))
470 470  
471 -AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)
384 +(% class="box infomessage" %)
385 +(((
386 +**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
387 +)))
472 472  
389 +=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
473 473  
474 -
475 -1.
476 -11.
477 -111. AT+MOD=5, Single DI Counting + 2 x AVI + 1 x ACI
478 -
479 -
480 -**LT33222-L**: This mode the DI3 is used as a counting pin.
481 -
482 482  **LT22222-L**: This mode the DI1 is used as a counting pin.
483 483  
393 +[[image:image-20220523182334-9.png]]
484 484  
485 -|Size(bytes)|2|2|2|2|1|1|1
486 -|Value|(((
487 -AVI1
395 +(((
396 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
397 +)))
488 488  
489 -voltage
490 -)))|(((
491 -AVI2
492 -
493 -voltage
494 -)))|(((
495 -ACI1
496 -
497 -Current
498 -)))|COUNT1|DIDORO*|(((
499 -Reserve
500 -
501 -
502 -)))|MOD
503 -
504 -
505 -
506 -**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
507 -
508 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
509 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
510 -
511 511  * RO is for relay. ROx=1 : close，ROx=0 always open.
512 512  * FIRST: Indicate this is the first packet after join network.
513 513  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
514 514  
515 -Note: DO3 is not valid for LT-22222-L.
403 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
516 516  
405 +**To use this mode, please run:**
517 517  
518 -To use this mode, please run:
407 +(% class="box infomessage" %)
408 +(((
409 +**AT+MOD=5**
410 +)))
519 519  
520 -AT+MOD=5
412 +(% class="box infomessage" %)
413 +(((
414 +**ATZ**
415 +)))
521 521  
522 -ATZ
523 -
524 -
525 525  Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
526 526  
419 +=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
527 527  
421 +(% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
528 528  
529 -
530 -
531 -1.
532 -11.
533 -111. AT+ADDMOD=6. (Trigger Mode, Optional)
534 -
535 -
536 -**This mode is an optional mode for trigger purpose. It can run together with other mode.**
537 -
538 538  For example, if user has configured below commands:
539 539  
540 -* AT+MOD=1   à The normal working mode
541 -* AT+ADDMOD6=1    à Enable trigger
425 +* **AT+MOD=1 ** **~-~->** The normal working mode
426 +* **AT+ADDMOD6=1**   **~-~->** Enable trigger
542 542  
543 -
544 544  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
545 545  
546 -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
547 -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.**
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.**
548 548  
549 -
550 550  **AT Command to set Trigger Condition**:
551 551  
552 -**Trigger base on voltage**:
435 +(% style="color:#4f81bd" %)**Trigger base on voltage**:
553 553  
554 554  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
555 555  
556 -Example:
439 +**Example:**
557 557  
558 558  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)
559 559  
560 560  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
561 561  
445 +(% style="color:#4f81bd" %)**Trigger base on current**:
562 562  
563 -**Trigger base on current**:
564 -
565 565  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
566 566  
567 -Example:
449 +**Example:**
568 568  
569 569  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
570 570  
453 +(% style="color:#4f81bd" %)**Trigger base on DI status**:
571 571  
572 -**Trigger base on DI status**:
573 -
574 574  DI status trigger Flag.
575 575  
576 576  Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
577 577  
578 -Example:
459 +**Example:**
579 579  
580 580  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
581 581  
582 582  
583 -
584 -
585 -
586 586  **Downlink Command to set Trigger Condition**
587 587  
588 588  Type Code: 0xAA. Downlink command same as AT Command [[AT+AVLIM, AT+ACLIM>>path:#AT_Trigger]]
... ... @@ -601,9 +601,8 @@
601 601  
602 602   Yy4 yy4: AC2 or AV2 high limit.
603 603  
482 +**Example1**: AA 00 13 88 00 00 00 00 00 00
604 604  
605 -Example1: AA 00 13 88 00 00 00 00 00 00
606 -
607 607  Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
608 608  
609 609  Example2: AA 02 01 00
... ... @@ -610,132 +610,41 @@
610 610  
611 611  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
612 612  
490 +(% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
613 613  
614 -
615 -
616 -**Trigger Settings Payload Explanation:**
617 -
618 618  MOD6 Payload : total 11 bytes payload
619 619  
620 -|Size(bytes)|1|1|1|6|1|1
621 -|Value|(((
622 -TRI_A
494 +[[image:image-20220524085923-1.png]]
623 623  
624 -FLAG
625 -)))|(((
626 -TRI_A
496 +(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
627 627  
628 -Status
629 -)))|(((
630 -TRI_DI
498 +[[image:image-20220524090106-2.png]]
631 631  
632 -FLAG+STA
633 -)))|Reserve|Enable/Disable MOD6|(((
634 -MOD
635 -
636 -(6)
637 -)))
638 -
639 -
640 -
641 -**TRI FLAG1** is a combination to show if trigger is set for this part. Totally 1byte as below
642 -
643 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
644 -|(((
645 -AV1_
646 -
647 -LOW
648 -)))|(((
649 -AV1_
650 -
651 -HIGH
652 -)))|(((
653 -AV2_
654 -
655 -LOW
656 -)))|(((
657 -AV2_
658 -
659 -HIGH
660 -)))|(((
661 -AC1_
662 -
663 -LOW
664 -)))|(((
665 -AC1_
666 -
667 -HIGH
668 -)))|(((
669 -AC2_
670 -
671 -LOW
672 -)))|(((
673 -AC2_
674 -
675 -HIGH
676 -)))
677 -
678 678  * Each bits shows if the corresponding trigger has been configured.
679 679  
680 -Example:
502 +**Example:**
681 681  
682 682  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
683 683  
684 684  
685 -**TRI Status1** is a combination to show which condition is trigger. Totally 1byte as below
507 +(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
686 686  
687 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
688 -|(((
689 -AV1_
509 +[[image:image-20220524090249-3.png]]
690 690  
691 -LOW
692 -)))|(((
693 -AV1_
694 -
695 -HIGH
696 -)))|(((
697 -AV2_
698 -
699 -LOW
700 -)))|(((
701 -AV2_
702 -
703 -HIGH
704 -)))|(((
705 -AC1_
706 -
707 -LOW
708 -)))|(((
709 -AC1_
710 -
711 -HIGH
712 -)))|(((
713 -AC2_
714 -
715 -LOW
716 -)))|(((
717 -AC2_
718 -
719 -HIGH
720 -)))
721 -
722 722  * Each bits shows which status has been trigger on this uplink.
723 723  
724 -Example:
513 +**Example:**
725 725  
726 726  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
727 727  
728 728  
518 +(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
729 729  
520 +[[image:image-20220524090456-4.png]]
730 730  
731 -**TRI_DI FLAG+STA **is a combination to show which condition is trigger. Totally 1byte as below
732 -
733 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
734 -|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
735 -
736 736  * Each bits shows which status has been trigger on this uplink.
737 737  
738 -Example:
524 +**Example:**
739 739  
740 740  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
741 741  
... ... @@ -742,121 +742,117 @@
742 742  00000101: Means both DI1 and DI2 trigger are enabled.
743 743  
744 744  
745 -**Enable/Disable MOD6 **: 0x01: MOD6 is enable. 0x00: MOD6 is disable.
531 +(% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
746 746  
747 -
748 748  Downlink command to poll MOD6 status:
749 749  
750 -AB 06
535 +**AB 06**
751 751  
752 752  When device got this command, it will send the MOD6 payload.
753 753  
539 +=== 3.3.7 Payload Decoder ===
754 754  
755 -1.
756 -11.
757 -111. Payload Decoder
758 -
759 -
541 +(((
760 760  **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/]]
543 +)))
761 761  
545 +== 3.4 ​Configure LT via AT or Downlink ==
762 762  
547 +User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
763 763  
764 -
765 -
766 -
767 -
768 -1.
769 -11. ​Configure LT via AT or Downlink
770 -
771 -User can configure LT I/O Controller via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
772 -
549 +(((
773 773  There are two kinds of Commands:
551 +)))
774 774  
775 -* **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
553 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
776 776  
777 -* **Sensor Related Commands**: These commands are special designed for LT-22222-L.  User can see these commands below:
555 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
778 778  
557 +=== 3.4.1 Common Commands ===
779 779  
780 -1.
781 -11.
782 -111. Common Commands:
559 +They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>http://8.211.40.43:8080/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
783 783  
561 +=== 3.4.2 Sensor related commands ===
784 784  
785 -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
563 +==== 3.4.2.1 Set Transmit Interval ====
786 786  
787 -
788 -1.
789 -11.
790 -111. Sensor related commands:
791 -
792 -
793 -==== Set Transmit Interval ====
794 -
795 795  Set device uplink interval.
796 796  
797 797  * AT Command:
798 798  
799 -AT+TDC=N
569 +(% class="box infomessage" %)
570 +(((
571 +**AT+TDC=N **
572 +)))
800 800  
801 -Example: AT+TDC=30000. Means set interval to 30 seconds
574 +**Example: **AT+TDC=30000. Means set interval to 30 seconds
802 802  
803 -
804 804  * Downlink Payload (prefix 0x01):
805 805  
806 -0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)
578 +(% class="box infomessage" %)
579 +(((
580 +**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
581 +)))
807 807  
583 +==== 3.4.2.2 Set Work Mode (AT+MOD) ====
808 808  
809 -==== Set Work Mode (AT+MOD) ====
810 -
811 811  Set work mode.
812 812  
813 813  * AT Command:
814 814  
815 -AT+MOD=N 
589 +(% class="box infomessage" %)
590 +(((
591 +**AT+MOD=N  **
592 +)))
816 816  
817 -Example: AT+MOD=2. Set work mode to Double DI counting mode
594 +**Example**: AT+MOD=2. Set work mode to Double DI counting mode
818 818  
819 -
820 820  * Downlink Payload (prefix 0x0A):
821 821  
822 -0x0A aa     ~/~/ Same as AT+MOD=aa
598 +(% class="box infomessage" %)
599 +(((
600 +**0x0A aa     ~/~/ Same as AT+MOD=aa**
601 +)))
823 823  
603 +==== 3.4.2.3 Poll an uplink ====
824 824  
825 -
826 -==== Poll an uplink ====
827 -
828 828  * AT Command:
829 829  
830 830  There is no AT Command to poll uplink
831 831  
832 -
833 833  * Downlink Payload (prefix 0x08):
834 834  
835 -0x08 FF     ~/~/ Poll an uplink,
611 +(% class="box infomessage" %)
612 +(((
613 +**0x08 FF     ~/~/ Poll an uplink,**
614 +)))
836 836  
837 -Example: 0x08FF, ask device to send an Uplink
616 +**Example**: 0x08FF, ask device to send an Uplink
838 838  
618 +==== 3.4.2.4 Enable Trigger Mode ====
839 839  
840 -==== Enable Trigger Mode ====
620 +Use of trigger mode, please check [[ADDMOD6>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
841 841  
842 -Use of trigger mode, please check [[ADDMOD6>>path:#MOD6]]
843 -
844 844  * AT Command:
845 845  
846 -AT+ADDMOD6=1 or 0
624 +(% class="box infomessage" %)
625 +(((
626 +**AT+ADDMOD6=1 or 0**
627 +)))
847 847  
848 848  1: Enable Trigger Mode
849 849  
850 850  0: Disable Trigger Mode
851 851  
852 -
853 853  * Downlink Payload (prefix 0x0A 06):
854 854  
855 -0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,
635 +(% class="box infomessage" %)
636 +(((
637 +**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
638 +)))
856 856  
640 +==== 3.4.2.5 Poll trigger settings ====
857 857  
858 -==== Poll trigger settings ====
859 -
860 860  Poll trigger settings,
861 861  
862 862  * AT Command:
... ... @@ -863,336 +863,337 @@
863 863  
864 864  There is no AT Command for this feature.
865 865  
866 -
867 867  * Downlink Payload (prefix 0x AB 06):
868 868  
869 -0xAB 06  ~/~/ Poll trigger settings, device will uplink [[trigger settings>>path:#Trigger_Settings]] once receive this command
650 +(% class="box infomessage" %)
651 +(((
652 +**0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
653 +)))
870 870  
655 +==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
871 871  
872 -==== Enable / Disable DI1/DI2/DI3 as trigger ====
873 -
874 874  Enable Disable DI1/DI2/DI2 as trigger,
875 875  
876 876  * AT Command:
877 877  
878 -Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
661 +(% class="box infomessage" %)
662 +(((
663 +**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
664 +)))
879 879  
880 -Example:
666 +**Example:**
881 881  
882 882  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
883 883  
884 -
885 -
886 886  * Downlink Payload (prefix 0xAA 02):
887 887  
888 -0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb
672 +(% class="box infomessage" %)
673 +(((
674 +**0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
675 +)))
889 889  
677 +==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
890 890  
891 -
892 -==== Trigger1 – Set DI1 or DI3 as trigger ====
893 -
894 894  Set DI1 or DI3(for LT-33222-L) trigger.
895 895  
896 896  * AT Command:
897 897  
898 -AT+TRIG1=a,b
683 +(% class="box infomessage" %)
684 +(((
685 +**AT+TRIG1=a,b**
686 +)))
899 899  
900 900  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
901 901  
902 902  b : delay timing.
903 903  
904 -Example:
692 +**Example:**
905 905  
906 906  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
907 907  
908 -
909 909  * Downlink Payload (prefix 0x09 01 ):
910 910  
911 -0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
698 +(% class="box infomessage" %)
699 +(((
700 +**0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
701 +)))
912 912  
703 +==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
913 913  
914 -==== Trigger2 – Set DI2 as trigger ====
915 -
916 916  Set DI2 trigger.
917 917  
918 918  * AT Command:
919 919  
920 -AT+TRIG2=a,b
709 +(% class="box infomessage" %)
710 +(((
711 +**AT+TRIG2=a,b**
712 +)))
921 921  
922 922  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
923 923  
924 924  b : delay timing.
925 925  
926 -Example:
718 +**Example:**
927 927  
928 928  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
929 929  
930 -
931 931  * Downlink Payload (prefix 0x09 02 ):
932 932  
933 -0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)
724 +(% class="box infomessage" %)
725 +(((
726 +**0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
727 +)))
934 934  
729 +==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
935 935  
936 -==== Trigger – Set AC (current) as trigger ====
731 +Set current trigger , base on AC port. See [[trigger mode>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
937 937  
938 -Set current trigger , base on AC port. See [[trigger mode>>path:#MOD6]]
939 -
940 940  * AT Command:
941 941  
942 -AT+ACLIM. See [[trigger mode>>path:#MOD6]]
735 +(% class="box infomessage" %)
736 +(((
737 +**AT+ACLIM. **
738 +)))
943 943  
944 -
945 945  * Downlink Payload (prefix 0xAA 01 ):
946 946  
947 -0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>path:#MOD6]]
742 +(% class="box infomessage" %)
743 +(((
744 +**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
745 +)))
948 948  
747 +==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
949 949  
950 -==== Trigger – Set AV (voltage) as trigger ====
749 +Set current trigger , base on AV port. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
951 951  
952 -Set current trigger , base on AV port. See [[trigger mode>>path:#MOD6]]
953 -
954 954  * AT Command:
955 955  
956 -AT+AVLIM. See [[trigger mode>>path:#MOD6]]
753 +(% class="box infomessage" %)
754 +(((
755 +**AT+AVLIM. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
756 +)))
957 957  
958 -
959 959  * Downlink Payload (prefix 0xAA 00 ):
960 960  
961 -0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>path:#MOD6]]
760 +(% class="box infomessage" %)
761 +(((
762 +**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]] **
763 +)))
962 962  
963 -==== Trigger – Set minimum interval ====
765 +==== 3.4.2.11 Trigger – Set minimum interval ====
964 964  
965 965  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
966 966  
967 967  * AT Command:
968 968  
969 -AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.
771 +(% class="box infomessage" %)
772 +(((
773 +**AT+ATDC=5. Device won’t response the second trigger within 5 minute after the first trigger.**
774 +)))
970 970  
971 -
972 972  * Downlink Payload (prefix 0xAC ):
973 973  
974 -0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
778 +(% class="box infomessage" %)
779 +(((
780 +**0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
781 +)))
975 975  
783 +==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
976 976  
977 -==== DO ~-~- Control Digital Output DO1/DO2/DO3 ====
978 -
979 979  * AT Command:
980 980  
981 981  There is no AT Command to control Digital Output
982 982  
983 -
984 984  * Downlink Payload (prefix 0x02):
985 985  
986 -0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output
791 +(% class="box infomessage" %)
792 +(((
793 +**0x02 aa bb cc     ~/~/ Set DO1/DO2/DO3 output**
794 +)))
987 987  
796 +(((
988 988  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
798 +)))
989 989  
800 +(((
990 990  01: Low,  00: High ,  11: No action
802 +)))
991 991  
992 -|Downlink Code|DO1|DO2|DO3
993 -|02  01  00  11|Low|High|No Action
994 -|02  00  11  01|High|No Action|Low
995 -|02  11  01  00|No Action|Low|High
804 +[[image:image-20220524092754-5.png]]
996 996  
997 -Note: For LT-22222-L, there is no DO3, the last byte can use any value.
806 +(((
807 +(% style="color:red" %)Note: For LT-22222-L, there is no DO3, the last byte can use any value.
808 +)))
998 998  
999 -Device will upload a packet if downlink code executes successfully.
810 +(((
811 +(% style="color:red" %)Device will upload a packet if downlink code executes successfully.
812 +)))
1000 1000  
1001 1001  
815 +==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1002 1002  
1003 -
1004 -
1005 -==== DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1006 -
1007 1007  * AT Command:
1008 1008  
1009 1009  There is no AT Command to control Digital Output
1010 1010  
1011 -
1012 1012  * Downlink Payload (prefix 0xA9):
1013 1013  
1014 -0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control
823 +(% class="box infomessage" %)
824 +(((
825 +**0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
826 +)))
1015 1015  
1016 1016  This is to control the digital output time of DO pin. Include four bytes:
1017 1017  
1018 -**First Byte:** Type code (0xA9)
830 +(% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
1019 1019  
1020 -**Second Byte**: Inverter Mode
832 +(% style="color:#4f81bd" %)**Second Byte**(%%): Inverter Mode
1021 1021  
1022 1022  01: DO pins will change back to original state after timeout.
1023 1023  
1024 1024  00: DO pins will change to an inverter state after timeout 
1025 1025  
838 +(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1026 1026  
1027 -**Third Byte**: Control Method and Ports status:
840 +[[image:image-20220524093238-6.png]]
1028 1028  
1029 -|Second Byte|Status
1030 -|0x01|DO1 set to low
1031 -|0x00|DO1 set to high
1032 -|0x11|DO1 NO Action
842 +(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1033 1033  
844 +[[image:image-20220524093328-7.png]]
1034 1034  
1035 -**Fourth Byte**: Control Method and Ports status:
846 +(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1036 1036  
1037 -|Second Byte|Status
1038 -|0x01|DO2 set to low
1039 -|0x00|DO2 set to high
1040 -|0x11|DO2 NO Action
848 +[[image:image-20220524093351-8.png]]
1041 1041  
850 +(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1042 1042  
1043 -**Fifth Byte**: Control Method and Ports status:
1044 -
1045 -|Second Byte|Status
1046 -|0x01|DO3 set to low
1047 -|0x00|DO3 set to high
1048 -|0x11|DO3 NO Action
1049 -
1050 -**Sixth and Seventh Byte**:
1051 -
1052 1052   Latching time. Unit: ms
1053 1053  
1054 1054  Device will upload a packet if downlink code executes successfully.
1055 1055  
856 +**Example payload:**
1056 1056  
858 +**~1. A9 01 01 01 01 07 D0**
1057 1057  
1058 -Example payload:
1059 -
1060 -1. A9 01 01 01 01 07 D0
1061 -
1062 1062  DO1 pin & DO2 pin & DO3 pin will be set to Low, last 2 seconds, then change back to original state.
1063 1063  
862 +**2. A9 01 00 01 11 07 D0**
1064 1064  
1065 -1. A9 01 00 01 11 07 D0
1066 -
1067 1067  DO1 pin set high, DO2 pin set low, DO3 pin no action, last 2 seconds, then change back to original state.
1068 1068  
866 +**3. A9 00 00 00 00 07 D0**
1069 1069  
1070 -1. A9 00 00 00 00 07 D0
1071 -
1072 1072  DO1 pin & DO2 pin & DO3 pin will be set to high, last 2 seconds, then both change to low.
1073 1073  
870 +**4. A9 00 11 01 00 07 D0**
1074 1074  
1075 -1. A9 00 11 01 00 07 D0
1076 -
1077 1077  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
1078 1078  
1079 1079  
875 +=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1080 1080  
1081 -
1082 -==== Relay ~-~- Control Relay Output RO1/RO2 ====
1083 -
1084 1084  * AT Command:
1085 1085  
1086 1086  There is no AT Command to control Relay Output
1087 1087  
1088 -
1089 1089  * Downlink Payload (prefix 0x03):
1090 1090  
1091 -0x03 aa bb     ~/~/ Set RO1/RO2 output
883 +(% class="box infomessage" %)
884 +(((
885 +**0x03 aa bb     ~/~/ Set RO1/RO2 output**
886 +)))
1092 1092  
888 +(((
1093 1093  If payload = 0x030100, it means set RO1 to close and RO2 to open.
890 +)))
1094 1094  
892 +(((
1095 1095  01: Close ,  00: Open , 11: No action
894 +)))
1096 1096  
1097 -|Downlink Code|RO1|RO2
1098 -|03  00  11|Open|No Action
1099 -|03  01  11|Close|No Action
1100 -|03  11  00|No Action|Open
1101 -|03  11  01|No Action|Close
1102 -|03  00  00|Open|Open
1103 -|03  01  01|Close|Close
1104 -|03  01  00|Close|Open
1105 -|03  00  01|Open|Close
896 +(((
897 +[[image:image-20220524093724-9.png]]
898 +)))
1106 1106  
1107 1107  Device will upload a packet if downlink code executes successfully.
1108 1108  
1109 1109  
1110 -==== Relay ~-~- Control Relay Output RO1/RO2 with time control ====
903 +==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1111 1111  
1112 1112  * AT Command:
1113 1113  
1114 1114  There is no AT Command to control Relay Output
1115 1115  
1116 -
1117 1117  * Downlink Payload (prefix 0x05):
1118 1118  
1119 -0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:
911 +(% class="box infomessage" %)
912 +(((
913 +**0x05 aa bb cc dd     ~/~/ Set RO1/RO2 relay with time control:**
914 +)))
1120 1120  
1121 1121  This is to control the relay output time of relay. Include four bytes:
1122 1122  
1123 -**First Byte:** Type code (0x05)
918 +(% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
1124 1124  
1125 -**Second Byte(aa)**: Inverter Mode
920 +(% style="color:#4f81bd" %)**Second Byte(aa)**(%%): Inverter Mode
1126 1126  
1127 1127  01: Relays will change back to original state after timeout.
1128 1128  
1129 1129  00: Relays will change to an inverter state after timeout
1130 1130  
926 +(% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1131 1131  
1132 -**Third Byte(bb)**: Control Method and Ports status:
928 +[[image:image-20220524093831-10.png]]
1133 1133  
1134 -|Value|Status
1135 -|0x11|RO1 and RO2 to NO
1136 -|0x10|RO2 to NO, RO1 to NC
1137 -|0x01|RO2 to NC, RO1 to NO
1138 -|0x00|RO1 and RO2 to NC.
1139 -|0x20|RO1 No Action, RO2 to NC
1140 -|0x21|RO1 No Action, RO2 to NO
1141 -|0x02|RO1 to NC, RO2 No Action
1142 -|0x12|RO1 to NO, RO2 No Action
930 +(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1143 1143  
1144 -
1145 -**Fourth / Fifth Bytes (cc)**: Latching time. Unit: ms
1146 -
1147 1147  Device will upload a packet if downlink code executes successfully.
1148 1148  
1149 -
1150 -
1151 1151  **Example payload:**
1152 1152  
1153 -1. 05 01 11 07 D0
936 +**~1. 05 01 11 07 D0**
1154 1154  
1155 1155  Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1156 1156  
940 +**2. 05 01 10 07 D0**
1157 1157  
1158 -1. 05 01 10 07 D0
1159 -
1160 1160  Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1161 1161  
944 +**3. 05 00 01 07 D0**
1162 1162  
1163 -1. 05 00 01 07 D0
1164 -
1165 1165  Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1166 1166  
948 +**4. 05 00 00 07 D0**
1167 1167  
1168 -1. 05 00 00 07 D0
1169 -
1170 1170  Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1171 1171  
1172 1172  
953 +==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1173 1173  
955 +When voltage exceed the threshold, count. Feature see [[MOD4>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]
1174 1174  
1175 -
1176 -
1177 -==== Counting ~-~- Voltage threshold counting ====
1178 -
1179 -When voltage exceed the threshold, count. Feature see [[MOD4>>path:#MOD4]]
1180 -
1181 1181  * AT Command:
1182 1182  
1183 -AT+VOLMAX    ~/~/ See [[MOD4>>path:#MOD4]]
959 +(% class="box infomessage" %)
960 +(((
961 +**AT+VOLMAX    ~/~/ See [[MOD4>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]**
962 +)))
1184 1184  
1185 -
1186 1186  * Downlink Payload (prefix 0xA5):
1187 1187  
1188 -0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc
966 +(% class="box infomessage" %)
967 +(((
968 +**0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
969 +)))
1189 1189  
971 +==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1190 1190  
1191 -==== Counting ~-~- Pre-configure the Count Number ====
1192 -
1193 1193  * AT Command:
1194 1194  
1195 -AT+SETCNT=aa,(bb cc dd ee)
975 +(% class="box infomessage" %)
976 +(((
977 +**AT+SETCNT=aa,(bb cc dd ee) **
978 +)))
1196 1196  
1197 1197  aa: 1: Set count1,
1198 1198  
... ... @@ -1202,116 +1202,112 @@
1202 1202  
1203 1203  Bb cc dd ee: number to be set
1204 1204  
1205 -
1206 1206  * Downlink Payload (prefix 0xA8):
1207 1207  
1208 -0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
990 +(% class="box infomessage" %)
991 +(((
992 +**0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
993 +)))
1209 1209  
995 +==== 3.4.2.18 Counting ~-~- Clear Counting ====
1210 1210  
1211 -
1212 -
1213 -
1214 -==== Counting ~-~- Clear Counting ====
1215 -
1216 1216  Clear counting for counting mode
1217 1217  
1218 1218  * AT Command:
1219 1219  
1220 -AT+CLRCOUNT ~/~/ clear all counting
1001 +(% class="box infomessage" %)
1002 +(((
1003 +**AT+CLRCOUNT ~/~/ clear all counting**
1004 +)))
1221 1221  
1222 -
1223 1223  * Downlink Payload (prefix 0xA6):
1224 1224  
1225 -0x A6 01     ~/~/ clear all counting,
1008 +(% class="box infomessage" %)
1009 +(((
1010 +**0x A6 01     ~/~/ clear all counting,**
1011 +)))
1226 1226  
1013 +==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1227 1227  
1228 -
1229 -
1230 -==== Counting ~-~- Change counting mode save time ====
1231 -
1232 1232  * AT Command:
1233 1233  
1234 -AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1017 +(% class="box infomessage" %)
1018 +(((
1019 +**AT+COUTIME=60  ~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)**
1020 +)))
1235 1235  
1236 -
1237 1237  * Downlink Payload (prefix 0xA7):
1238 1238  
1239 -0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,
1024 +(% class="box infomessage" %)
1025 +(((
1026 +**0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1027 +)))
1240 1240  
1241 1241  range: aa bb cc:0 to 16777215,  (unit:second)
1242 1242  
1031 +== 3.5 Integrate with Mydevice ==
1243 1243  
1244 -
1245 -
1246 -1.
1247 -11. Integrate with Mydevice
1248 -
1249 -
1250 1250  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:
1251 1251  
1035 +**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1252 1252  
1253 -Step 1: Be sure that your device is programmed and properly connected to the network at this time.
1037 +**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:
1254 1254  
1255 -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:
1039 +[[image:1653356737703-362.png||height="232" width="732"]]
1256 1256  
1041 +[[image:image-20220524094641-11.png||height="390" width="723"]]
1257 1257  
1258 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
1259 1259  
1044 +[[image:image-20220524094641-12.png||height="402" width="718"]]
1260 1260  
1261 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
1046 +**Step **3: Create an account or log in Mydevices.
1262 1262  
1048 +**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1263 1263  
1264 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
1265 -
1266 -
1267 -
1268 -Step 3: Create an account or log in Mydevices.
1269 -
1270 -Step 4: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.
1271 -
1272 1272  Search under The things network
1273 1273  
1274 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
1052 +[[image:1653356838789-523.png||height="337" width="740"]]
1275 1275  
1276 -
1277 1277  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1278 1278  
1279 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
1280 1280  
1057 +[[image:image-20220524094909-1.png||height="335" width="729"]]
1281 1281  
1282 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
1059 +[[image:image-20220524094909-2.png||height="337" width="729"]]
1283 1283  
1061 +[[image:image-20220524094909-3.png||height="338" width="727"]]
1284 1284  
1285 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image016.png]]
1063 +[[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1286 1286  
1065 +[[image:image-20220524094909-5.png||height="341" width="734"]]
1287 1287  
1288 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
1289 1289  
1290 1290  
1291 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
1292 1292  
1293 1293  
1294 -1.
1295 -11. Interface Detail
1296 -111. Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active )
1071 +== 3.6 Interface Detail ==
1297 1297  
1073 +=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1074 +
1298 1298  Support NPN Type sensor
1299 1299  
1300 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
1077 +[[image:1653356991268-289.png]]
1301 1301  
1079 +=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1302 1302  
1303 -
1304 -1.
1305 -11.
1306 -111. Digital Input Port: DI1/DI2 ( For LT-22222-L)
1307 -
1081 +(((
1308 1308  The DI port of LT-22222-L can support NPN or PNP output sensor.
1083 +)))
1309 1309  
1085 +(((
1310 1310  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
1087 +)))
1311 1311  
1312 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
1089 +[[image:1653357170703-587.png]]
1313 1313  
1091 +(((
1314 1314  When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1093 +)))
1315 1315  
1316 1316  
1317 1317  **Example1**: Connect to a Low active sensor.
... ... @@ -1321,11 +1321,11 @@
1321 1321  * Connect sensor’s output to DI1-
1322 1322  * Connect sensor’s VCC to DI1+.
1323 1323  
1324 -So when sensor active, the current between NEC2501 pin1 and pin2 is:
1103 +So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1325 1325  
1326 - //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
1105 + //IF// = DI1+ / 1K.
1327 1327  
1328 -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.
1107 +If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1329 1329  
1330 1330  
1331 1331  **Example2**: Connect to a High active sensor.
... ... @@ -1337,14 +1337,14 @@
1337 1337  
1338 1338  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1339 1339  
1340 - //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
1119 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/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.**
1341 1341  
1342 -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.
1121 +If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/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.
1343 1343  
1344 1344  
1345 -**Example3**: Connect to a 220v high active sensor.公司测试一下
1124 +**Example3**: Connect to a 220v high active sensor.
1346 1346  
1347 -Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler 
1126 +Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler  
1348 1348  
1349 1349  * Connect sensor’s output to DI1+ with a serial 50K resistor
1350 1350  * Connect sensor’s GND DI1-.
... ... @@ -1351,34 +1351,24 @@
1351 1351  
1352 1352  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1353 1353  
1354 - //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 51K.
1133 + [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/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.**
1355 1355  
1356 -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.
1135 +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.
1357 1357  
1137 +=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1358 1358  
1359 -1.
1360 -11.
1361 -111. Digital Output Port: DO1/DO2 /DO3
1362 -
1363 1363  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1364 1364  
1365 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1141 +[[image:1653357531600-905.png]]
1366 1366  
1143 +=== 3.6.4 Analog Input Interface ===
1367 1367  
1368 -
1369 -
1370 -1.
1371 -11.
1372 -111. Analog Input Interface
1373 -
1374 1374  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:
1375 1375  
1376 -AC2 = (IN2 voltage )/12
1147 +**AC2 = (IN2 voltage )/12**
1377 1377  
1378 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
1149 +[[image:1653357592296-182.png]]
1379 1379  
1380 -
1381 -
1382 1382  Example to connect a 4~~20mA sensor
1383 1383  
1384 1384  We take the wind speed sensor as an example for reference only.
... ... @@ -1394,433 +1394,657 @@
1394 1394  
1395 1395  Connection diagram:
1396 1396  
1397 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.jpg]]
1166 +[[image:1653357640609-758.png]]
1398 1398  
1399 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
1168 +[[image:1653357648330-671.png||height="155" width="733"]]
1400 1400  
1170 +=== 3.6.5 Relay Output ===
1401 1401  
1402 -
1403 -1.
1404 -11.
1405 -111. Relay Output
1406 -
1172 +(((
1407 1407  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:
1408 -
1409 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1410 -
1411 -
1412 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1413 -
1414 -
1415 -
1416 -
1417 -
1418 -1.
1419 -11. LEDs Indicators
1420 -
1421 -
1422 -|**LEDs**|**Feature**
1423 -|**PWR**|Always on if there is power
1424 -|**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.
1425 -|**TX**|(((
1426 -Device boot: TX blinks 5 times.
1427 -
1428 -Successful join network: TX ON for 5 seconds.
1429 -
1430 -Transmit a LoRa packet: TX blinks once
1431 1431  )))
1432 -|**RX**|RX blinks once when receive a packet.
1433 -|**DO1**|
1434 -|**DO2**|
1435 -|**DO3**|
1436 -|**DI2**|(((
1437 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1438 1438  
1439 -For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1440 -)))
1441 -|**DI2**|(((
1442 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1176 +[[image:image-20220524100215-9.png]]
1443 1443  
1444 -For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1445 -)))
1446 -|**DI3**|For LT-33222-L ONLY: ON when DI3 is low, LOW when DI3 is high
1447 -|**DI2**|(((
1448 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1178 +[[image:image-20220524100215-10.png||height="382" width="723"]]
1449 1449  
1450 -For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1451 -)))
1452 -|**RO1**|
1453 -|**RO2**|
1180 +== 3.7 LEDs Indicators ==
1454 1454  
1182 +[[image:image-20220524100748-11.png]]
1455 1455  
1184 += 4. Use AT Command =
1456 1456  
1186 +== 4.1 Access AT Command ==
1457 1457  
1458 -1. Use AT Command
1459 -11. Access AT Command
1460 -
1461 1461  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.
1462 1462  
1463 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1190 +[[image:1653358238933-385.png]]
1464 1464  
1192 +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:
1465 1465  
1466 -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:
1194 +[[image:1653358355238-883.png]]
1467 1467  
1468 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1469 -
1470 -
1471 1471  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/]]
1472 1472  
1198 +(((
1473 1473  AT+<CMD>?        : Help on <CMD>
1200 +)))
1474 1474  
1202 +(((
1475 1475  AT+<CMD>         : Run <CMD>
1204 +)))
1476 1476  
1206 +(((
1477 1477  AT+<CMD>=<value> : Set the value
1208 +)))
1478 1478  
1210 +(((
1479 1479  AT+<CMD>=?       : Get the value
1212 +)))
1480 1480  
1214 +(((
1481 1481  ATZ: Trig a reset of the MCU
1216 +)))
1482 1482  
1218 +(((
1483 1483  AT+FDR: Reset Parameters to Factory Default, Keys Reserve 
1220 +)))
1484 1484  
1222 +(((
1485 1485  AT+DEUI: Get or Set the Device EUI
1224 +)))
1486 1486  
1226 +(((
1487 1487  AT+DADDR: Get or Set the Device Address
1228 +)))
1488 1488  
1230 +(((
1489 1489  AT+APPKEY: Get or Set the Application Key
1232 +)))
1490 1490  
1234 +(((
1491 1491  AT+NWKSKEY: Get or Set the Network Session Key
1236 +)))
1492 1492  
1238 +(((
1493 1493  AT+APPSKEY: Get or Set the Application Session Key
1240 +)))
1494 1494  
1242 +(((
1495 1495  AT+APPEUI: Get or Set the Application EUI
1244 +)))
1496 1496  
1246 +(((
1497 1497  AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
1248 +)))
1498 1498  
1250 +(((
1499 1499  AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
1252 +)))
1500 1500  
1254 +(((
1501 1501  AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1256 +)))
1502 1502  
1258 +(((
1503 1503  AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
1260 +)))
1504 1504  
1262 +(((
1505 1505  AT+PNM: Get or Set the public network mode. (0: off, 1: on)
1264 +)))
1506 1506  
1266 +(((
1507 1507  AT+RX2FQ: Get or Set the Rx2 window frequency
1268 +)))
1508 1508  
1270 +(((
1509 1509  AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
1272 +)))
1510 1510  
1274 +(((
1511 1511  AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
1276 +)))
1512 1512  
1278 +(((
1513 1513  AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
1280 +)))
1514 1514  
1282 +(((
1515 1515  AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
1284 +)))
1516 1516  
1286 +(((
1517 1517  AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
1288 +)))
1518 1518  
1290 +(((
1519 1519  AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1292 +)))
1520 1520  
1294 +(((
1521 1521  AT+NWKID: Get or Set the Network ID
1296 +)))
1522 1522  
1298 +(((
1523 1523  AT+FCU: Get or Set the Frame Counter Uplink
1300 +)))
1524 1524  
1302 +(((
1525 1525  AT+FCD: Get or Set the Frame Counter Downlink
1304 +)))
1526 1526  
1306 +(((
1527 1527  AT+CLASS: Get or Set the Device Class
1308 +)))
1528 1528  
1310 +(((
1529 1529  AT+JOIN: Join network
1312 +)))
1530 1530  
1314 +(((
1531 1531  AT+NJS: Get OTAA Join Status
1316 +)))
1532 1532  
1318 +(((
1533 1533  AT+SENDB: Send hexadecimal data along with the application port
1320 +)))
1534 1534  
1322 +(((
1535 1535  AT+SEND: Send text data along with the application port
1324 +)))
1536 1536  
1326 +(((
1537 1537  AT+RECVB: Print last received data in binary format (with hexadecimal values)
1328 +)))
1538 1538  
1330 +(((
1539 1539  AT+RECV: Print last received data in raw format
1332 +)))
1540 1540  
1334 +(((
1541 1541  AT+VER: Get current image version and Frequency Band
1336 +)))
1542 1542  
1338 +(((
1543 1543  AT+CFM: Get or Set the confirmation mode (0-1)
1340 +)))
1544 1544  
1342 +(((
1545 1545  AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1344 +)))
1546 1546  
1346 +(((
1547 1547  AT+SNR: Get the SNR of the last received packet
1348 +)))
1548 1548  
1350 +(((
1549 1549  AT+RSSI: Get the RSSI of the last received packet
1352 +)))
1550 1550  
1354 +(((
1551 1551  AT+TDC: Get or set the application data transmission interval in ms
1356 +)))
1552 1552  
1358 +(((
1553 1553  AT+PORT: Get or set the application port
1360 +)))
1554 1554  
1362 +(((
1555 1555  AT+DISAT: Disable AT commands
1364 +)))
1556 1556  
1366 +(((
1557 1557  AT+PWORD: Set password, max 9 digits
1368 +)))
1558 1558  
1370 +(((
1559 1559  AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode
1372 +)))
1560 1560  
1374 +(((
1561 1561  AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470
1376 +)))
1562 1562  
1378 +(((
1563 1563  AT+CFG: Print all settings
1380 +)))
1564 1564  
1382 +== 4.2 Common AT Command Sequence ==
1565 1565  
1384 +=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1566 1566  
1567 -1.
1568 -11. Common AT Command Sequence
1569 -111. Multi-channel ABP mode (Use with SX1301/LG308)
1570 -
1386 +(((
1571 1571  If device has not joined network yet:
1388 +)))
1572 1572  
1573 -123456
1390 +(((
1391 +(% style="background-color:#dcdcdc" %)123456
1392 +)))
1574 1574  
1575 -AT+FDR
1394 +(((
1395 +(% style="background-color:#dcdcdc" %)AT+FDR
1396 +)))
1576 1576  
1577 -123456
1398 +(((
1399 +(% style="background-color:#dcdcdc" %)123456
1400 +)))
1578 1578  
1579 -AT+NJM=0
1402 +(((
1403 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1404 +)))
1580 1580  
1581 -ATZ
1406 +(((
1407 +(% style="background-color:#dcdcdc" %)ATZ
1408 +)))
1582 1582  
1583 1583  
1411 +(((
1584 1584  If device already joined network:
1413 +)))
1585 1585  
1586 -AT+NJM=0
1415 +(((
1416 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1417 +)))
1587 1587  
1588 -ATZ
1419 +(((
1420 +(% style="background-color:#dcdcdc" %)ATZ
1421 +)))
1589 1589  
1590 -1.
1591 -11.
1592 -111. Single-channel ABP mode (Use with LG01/LG02)
1423 +=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1593 1593  
1594 -123456   Enter Password to have AT access.
1425 +(((
1426 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1427 +)))
1595 1595  
1596 -AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1429 +(((
1430 +(% style="background-color:#dcdcdc" %) AT+FDR(%%)   Reset Parameters to Factory Default, Keys Reserve
1431 +)))
1597 1597  
1598 -123456   Enter Password to have AT access.
1433 +(((
1434 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1435 +)))
1599 1599  
1600 -AT+CLASS=C Set to work in CLASS C
1437 +(((
1438 +(% style="background-color:#dcdcdc" %) AT+CLASS=C(%%) Set to work in CLASS C
1439 +)))
1601 1601  
1602 -AT+NJM=0 Set to ABP mode
1441 +(((
1442 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1443 +)))
1603 1603  
1604 -AT+ADR=0 Set the Adaptive Data Rate Off
1445 +(((
1446 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
1447 +)))
1605 1605  
1606 -AT+DR=5  Set Data Rate
1449 +(((
1450 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1451 +)))
1607 1607  
1608 -AT+TDC=60000  Set transmit interval to 60 seconds
1453 +(((
1454 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1455 +)))
1609 1609  
1610 -AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1457 +(((
1458 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
1459 +)))
1611 1611  
1612 -AT+RX2FQ=868400000 Set RX2Frequency to 868.4Mhz (according to the result from server)
1461 +(((
1462 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1463 +)))
1613 1613  
1614 -AT+RX2DR=5  Set RX2DR to match the downlink DR from server. see below
1465 +(((
1466 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1467 +)))
1615 1615  
1616 -AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1469 +(((
1470 +(% 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.
1471 +)))
1617 1617  
1618 -ATZ          Reset MCU
1473 +(((
1474 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1475 +)))
1619 1619  
1620 -**Note:**
1477 +(((
1478 +(% style="color:red" %)**Note:**
1479 +)))
1621 1621  
1622 -1. Make sure the device is set to ABP mode in the IoT Server.
1623 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1624 -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.
1625 -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
1481 +(((
1482 +(% style="color:red" %)1. Make sure the device is set to ABP mode in the IoT Server.
1483 +2. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1484 +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.
1485 +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
1486 +)))
1626 1626  
1627 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]]
1488 +(((
1489 +[[image:1653359097980-169.png||height="188" width="729"]]
1490 +)))
1628 1628  
1492 +(((
1493 +
1494 +)))
1629 1629  
1630 -1.
1631 -11.
1632 -111. Change to Class A
1496 +=== 4.2.3 Change to Class A ===
1633 1633  
1634 -
1635 1635  If sensor JOINED
1636 -
1637 -AT+CLASS=A
1638 -
1499 +(% style="background-color:#dcdcdc" %)AT+CLASS=A
1639 1639  ATZ
1640 1640  
1502 += 5. FAQ =
1641 1641  
1504 +== 5.1 How to upgrade the image? ==
1642 1642  
1643 -
1644 -
1645 -1. FAQ
1646 -
1647 -
1648 -1.
1649 -11. How to upgrade the image?
1650 -
1651 1651  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1652 1652  
1653 1653  * Support new features
1654 1654  * For bug fix
1655 1655  * Change LoRaWAN bands.
1656 -
1657 -
1658 1658  Below shows the hardware connection for how to upload an image to the LT:
1512 +* [[image:1653359603330-121.png]]
1659 1659  
1660 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1661 -
1662 -
1663 1663  **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]].
1664 -
1665 1665  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1666 -
1667 1667  **Step3: **Open flashloader; choose the correct COM port to update.
1668 -
1669 -**For LT-33222-L**:
1670 -
1671 -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.
1672 -
1673 1673  **For LT-22222-L**:
1674 -
1675 1675  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.
1676 1676  
1520 + [[image:image-20220524103407-12.png]]
1677 1677  
1522 +[[image:image-20220524103429-13.png]]
1678 1678  
1679 -|(((
1680 -Board detected
1681 -)))
1524 +(% 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:
1682 1682  
1683 -|(((
1526 +
1527 +1. (((
1528 +(((
1684 1684  
1685 1685  )))
1686 1686  
1687 -[[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]]
1532 +1. (((
1533 +How to change the LoRa Frequency Bands/Region?
1534 +)))
1535 +)))
1688 1688  
1689 -
1690 -
1691 -[[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]]
1692 -
1693 -
1694 -[[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]]
1695 -
1696 -
1697 -**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1698 -
1699 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image038.png]]
1700 -
1701 -
1702 -1.
1703 -11. How to change the LoRa Frequency Bands/Region?
1704 -
1537 +(((
1705 1705  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1539 +)))
1706 1706  
1541 +(((
1542 +
1543 +)))
1707 1707  
1708 -1.
1709 -11. How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1545 +1.
1546 +11. (((
1547 +How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1548 +)))
1710 1710  
1550 +(((
1711 1711  In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
1552 +)))
1712 1712  
1554 +(((
1713 1713  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1556 +)))
1714 1714  
1558 +(((
1559 +
1560 +)))
1715 1715  
1562 +(((
1716 1716  **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.
1564 +)))
1717 1717  
1566 +(((
1718 1718  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
1568 +)))
1719 1719  
1570 +(((
1720 1720  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.
1572 +)))
1721 1721  
1574 +(((
1575 +
1576 +)))
1722 1722  
1578 +(((
1723 1723  **Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1580 +)))
1724 1724  
1582 +(((
1725 1725  123456   Enter Password to have AT access.
1584 +)))
1726 1726  
1586 +(((
1727 1727  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1588 +)))
1728 1728  
1590 +(((
1729 1729  123456   Enter Password to have AT access.
1592 +)))
1730 1730  
1594 +(((
1731 1731  AT+NJM=0 Set to ABP mode
1596 +)))
1732 1732  
1598 +(((
1733 1733  AT+ADR=0 Set the Adaptive Data Rate Off
1600 +)))
1734 1734  
1602 +(((
1735 1735  AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
1604 +)))
1736 1736  
1606 +(((
1737 1737  AT+TDC=60000  Set transmit interval to 60 seconds
1608 +)))
1738 1738  
1610 +(((
1739 1739  AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1612 +)))
1740 1740  
1614 +(((
1741 1741  AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
1616 +)))
1742 1742  
1618 +(((
1743 1743  ATZ                Reset MCU
1620 +)))
1744 1744  
1622 +(((
1745 1745  As shown in below:
1624 +)))
1746 1746  
1626 +(((
1747 1747  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
1628 +)))
1748 1748  
1630 +(((
1631 +
1632 +)))
1749 1749  
1634 +(((
1635 +
1636 +)))
1750 1750  
1751 -1.
1752 -11. Can I see counting event in Serial?
1638 +1. (((
1639 +(((
1640 +
1641 +)))
1753 1753  
1643 +1. (((
1644 +Can I see counting event in Serial?
1645 +)))
1646 +)))
1647 +
1648 +(((
1754 1754  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.
1650 +)))
1755 1755  
1652 +(((
1653 +
1654 +)))
1756 1756  
1656 +(((
1657 +
1658 +)))
1757 1757  
1660 +(((
1661 +
1662 +)))
1758 1758  
1759 -1. Trouble Shooting     
1760 -11. Downlink doesn’t work, how to solve it?
1664 +1. (((
1665 +(((
1666 +Trouble Shooting    
1667 +)))
1761 1761  
1669 +1. (((
1670 +Downlink doesn’t work, how to solve it?
1671 +)))
1672 +)))
1673 +
1674 +(((
1762 1762  Please see this link for how to debug:
1676 +)))
1763 1763  
1678 +(((
1764 1764  [[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]]
1680 +)))
1765 1765  
1682 +(((
1683 +
1684 +)))
1766 1766  
1767 -1.
1768 -11. Have trouble to upload image.
1686 +1.
1687 +11. (((
1688 +Have trouble to upload image.
1689 +)))
1769 1769  
1691 +(((
1770 1770  See this link for trouble shooting:
1693 +)))
1771 1771  
1695 +(((
1772 1772  [[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]]
1697 +)))
1773 1773  
1699 +(((
1700 +
1701 +)))
1774 1774  
1775 -1.
1776 -11. Why I can’t join TTN in US915 /AU915 bands?
1703 +1.
1704 +11. (((
1705 +Why I can’t join TTN in US915 /AU915 bands?
1706 +)))
1777 1777  
1708 +(((
1778 1778  It might be about the channels mapping. Please see this link for detail:
1710 +)))
1779 1779  
1712 +(((
1780 1780  [[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]]
1714 +)))
1781 1781  
1716 +(((
1717 +
1718 +)))
1782 1782  
1720 +(((
1721 +
1722 +)))
1783 1783  
1724 +(((
1725 +
1726 +)))
1784 1784  
1785 -1. Order Info
1728 +1. (((
1729 +Order Info
1730 +)))
1786 1786  
1787 -
1732 +(((
1788 1788  **For LT-33222-L-XXX or LT-22222-L-XXX:**
1734 +)))
1789 1789  
1736 +(((
1790 1790  **XXX:**
1738 +)))
1791 1791  
1792 -* **EU433**: LT with frequency bands EU433
1793 -* **EU868**: LT with frequency bands EU868
1794 -* **KR920**: LT with frequency bands KR920
1795 -* **CN470**: LT with frequency bands CN470
1796 -* **AS923**: LT with frequency bands AS923
1797 -* **AU915**: LT with frequency bands AU915
1798 -* **US915**: LT with frequency bands US915
1799 -* **IN865**: LT with frequency bands IN865
1800 -* **CN779**: LT with frequency bands CN779
1740 +* (((
1741 +**EU433**: LT with frequency bands EU433
1742 +)))
1743 +* (((
1744 +**EU868**: LT with frequency bands EU868
1745 +)))
1746 +* (((
1747 +**KR920**: LT with frequency bands KR920
1748 +)))
1749 +* (((
1750 +**CN470**: LT with frequency bands CN470
1751 +)))
1752 +* (((
1753 +**AS923**: LT with frequency bands AS923
1754 +)))
1755 +* (((
1756 +**AU915**: LT with frequency bands AU915
1757 +)))
1758 +* (((
1759 +**US915**: LT with frequency bands US915
1760 +)))
1761 +* (((
1762 +**IN865**: LT with frequency bands IN865
1763 +)))
1764 +* (((
1765 +**CN779**: LT with frequency bands CN779
1766 +)))
1801 1801  
1768 +1. (((
1769 +Packing Info
1770 +)))
1802 1802  
1803 -1. Packing Info
1804 -
1772 +(((
1805 1805  **Package Includes**:
1774 +)))
1806 1806  
1807 -* LT I/O Controller x 1
1808 -* Stick Antenna for LoRa RF part x 1
1809 -* Bracket for controller x1
1810 -* Program cable x 1
1776 +* (((
1777 +LT I/O Controller x 1
1778 +)))
1779 +* (((
1780 +Stick Antenna for LoRa RF part x 1
1781 +)))
1782 +* (((
1783 +Bracket for controller x1
1784 +)))
1785 +* (((
1786 +Program cable x 1
1787 +)))
1811 1811  
1812 -
1789 +(((
1813 1813  **Dimension and weight**:
1791 +)))
1814 1814  
1815 -* Device Size: 13.5 x 7 x 3 cm
1816 -* Device Weight: 105g
1817 -* Package Size / pcs : 14.5 x 8 x 5 cm
1818 -* Weight / pcs : 170g
1793 +* (((
1794 +Device Size: 13.5 x 7 x 3 cm
1795 +)))
1796 +* (((
1797 +Device Weight: 105g
1798 +)))
1799 +* (((
1800 +Package Size / pcs : 14.5 x 8 x 5 cm
1801 +)))
1802 +* (((
1803 +Weight / pcs : 170g
1804 +)))
1819 1819  
1806 +1. (((
1807 +Support
1808 +)))
1820 1820  
1821 -1. Support
1810 +* (((
1811 +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.
1812 +)))
1813 +* (((
1814 +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
1815 +)))
1822 1822  
1823 -* 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.
1824 -* 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
1825 -
1817 +(((
1826 1826  [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1819 +)))
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