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Summary

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Content
... ... @@ -4,54 +4,55 @@
4 4  **LT-22222-L LoRa IO Controller User Manual **
5 5  
6 6  
7 +**Table of Contents:**
7 7  
9 +{{toc/}}
8 8  
11 +
12 +
13 +
9 9  = 1.Introduction =
10 10  
11 11  == 1.1 What is LT Series I/O Controller ==
12 12  
18 +(((
13 13  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 +)))
14 14  
22 +(((
15 15  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 +)))
16 16  
26 +(((
17 17  The LT I/O Controllers is aiming to provide a simple plug and play, low cost installation by using LoRaWAN wireless technology.
28 +)))
18 18  
30 +(((
19 19  The use environment includes:
32 +)))
20 20  
34 +(((
21 21  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 +)))
22 22  
38 +(((
23 23  2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless.
40 +)))
24 24  
42 +(((
43 +[[image:1653295757274-912.png]]
44 +)))
25 25  
26 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image001.png]]
46 +== 1.2  Specifications ==
27 27  
28 -
29 -
30 -
31 -1.
32 -11. Specifications
33 -
34 34  **Hardware System:**
35 35  
36 36  * STM32L072CZT6 MCU
37 -* SX1276/78 Wireless Chip
51 +* SX1276/78 Wireless Chip 
38 38  * Power Consumption:
39 39  ** Idle: 4mA@12v
40 -
41 -*
42 42  ** 20dB Transmit: 34mA@12v
43 43  
44 -
45 -**Interface for Model: LT33222-L:**
46 -
47 -* 3 x Digital Input ( Detect Low signal , Max, 6V)
48 -* 3 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
49 -* 2 x Relay Output (5A@250VAC / 30VDC)
50 -* 2 x 0~~20mA Analog Input (res:0.01mA)
51 -* 2 x 0~~30V Analog Input (res:0.01v)
52 -* Power Input 7~~ 24V DC.
53 -*
54 -
55 55  **Interface for Model: LT22222-L:**
56 56  
57 57  * 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
... ... @@ -59,9 +59,8 @@
59 59  * 2 x Relay Output (5A@250VAC / 30VDC)
60 60  * 2 x 0~~20mA Analog Input (res:0.01mA)
61 61  * 2 x 0~~30V Analog Input (res:0.01v)
62 -* Power Input 7~~ 24V DC.
63 +* Power Input 7~~ 24V DC. 
63 63  
64 -
65 65  **LoRa Spec:**
66 66  
67 67  * Frequency Range:
... ... @@ -83,9 +83,8 @@
83 83  * Automatic RF Sense and CAD with ultra-fast AFC.
84 84  * Packet engine up to 256 bytes with CRC.
85 85  
86 +== 1.3 Features ==
86 86  
87 -*
88 -*1. Features
89 89  * LoRaWAN Class A & Class C protocol
90 90  * Optional Customized LoRa Protocol
91 91  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865
... ... @@ -94,10 +94,8 @@
94 94  * Firmware upgradable via program port
95 95  * Counting
96 96  
96 +== 1.4  Applications ==
97 97  
98 -
99 -*
100 -*1. Applications
101 101  * Smart Buildings & Home Automation
102 102  * Logistics and Supply Chain Management
103 103  * Smart Metering
... ... @@ -105,26 +105,11 @@
105 105  * Smart Cities
106 106  * Smart Factory
107 107  
105 +== 1.5 Hardware Variants ==
108 108  
109 -
110 -
111 -1.
112 -11. Hardware Variants
113 -
114 -
115 -|**Model**|**Photo**|**Description**
116 -|**LT33222-L**|[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image002.jpg]]|(((
117 -* 3 x Digital Input
118 -* 3 x Digital Output
119 -* 2 x Relay Output (5A@250VAC / 30VDC)
120 -* 2 x 0~~20mA Analog Input (res:0.01mA)
121 -* 2 x 0~~30V Analog Input (res:0.01v)
122 -* 1 x Counting Port
123 -)))
124 -
125 -
126 -|**Model**|**Photo**|**Description**
127 -|**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" %)(((
128 128  * 2 x Digital Input (Bi-direction)
129 129  * 2 x Digital Output
130 130  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -133,138 +133,94 @@
133 133  * 1 x Counting Port
134 134  )))
135 135  
118 += 2. Power ON Device =
136 136  
137 -
138 -1.
139 -11. Firmware Change log
140 -
141 -[[**LT Image files**>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]**:**
142 -
143 -http:~/~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/
144 -
145 -
146 -**Change log:**
147 -
148 -[[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]]
149 -
150 -
151 -
152 -1. Power ON Device
153 -
154 -
155 155  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.
156 156  
122 +(((
157 157  PWR will on when device is properly powered.
124 +)))
158 158  
159 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image004.png]]
126 +[[image:1653297104069-180.png]]
160 160  
128 += 3. Operation Mode =
161 161  
130 +== 3.1 How it works? ==
162 162  
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. 
163 163  
164 -
165 -1. Operation Mode
166 -11. How it works?
167 -
168 -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. 
169 -
170 -
171 171  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.
172 172  
136 +3.2 Example to join LoRaWAN network
173 173  
174 -1.
175 -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. 
176 176  
177 -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"]]
178 178  
179 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image005.png]]
180 180  
181 -
143 +(((
182 182  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 +)))
183 183  
147 +(((
184 184  **Step 1**: Create a device in TTN with the OTAA keys from LT IO controller.
149 +)))
185 185  
151 +(((
186 186  Each LT is shipped with a sticker with the default device EUI as below:
153 +)))
187 187  
188 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image006.png]]
155 +[[image:1653297924498-393.png]]
189 189  
190 -
191 -
192 -
193 193  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
194 194  
195 195  Add APP EUI in the application.
196 196  
197 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image007.png]]
161 +[[image:1653297955910-247.png||height="321" width="716"]]
198 198  
199 199  Add APP KEY and DEV EUI
200 200  
201 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image008.png]]
165 +[[image:1653298023685-319.png]]
202 202  
167 +(((
203 203  **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 +)))
204 204  
205 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image009.png]]
171 +[[image:1653298044601-602.png||height="405" width="709"]]
206 206  
173 +== 3.3 Uplink Payload ==
207 207  
208 -1.
209 -11. Uplink Payload
210 -
211 211  There are five working modes + one interrupt mode on LT for different type application:
212 212  
213 -* [[MOD1>>path:#MOD1]]: (default setting): 2 x ACI + 2AVI + DI + DO + RO
214 -* [[MOD2>>path:#MOD2]]: Double DI Counting + DO + RO
215 -* [[MOD3>>path:#MOD3]]: Single DI Counting + 2 x ACI + DO + RO
216 -* [[MOD4>>path:#MOD4]]: Single DI Counting + 1 x Voltage Counting + DO + RO
217 -* [[MOD5>>path:#MOD5]]: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
218 -* [[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
219 219  
184 +=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
220 220  
221 -1.
222 -11.
223 -111. AT+MOD=1, 2ACI+2AVI
224 -
225 225  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
226 226  
188 +[[image:image-20220523174024-3.png]]
227 227  
228 -|Size(bytes)|2|2|2|2|1|1|1
229 -|Value|(((
230 -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 +)))
231 231  
232 -voltage
233 -)))|(((
234 -AVI2
194 +[[image:image-20220523174254-4.png]]
235 235  
236 -voltage
237 -)))|(((
238 -ACI1
239 -
240 -Current
241 -)))|(((
242 -ACI2
243 -
244 -Current
245 -)))|DIDORO*|(((
246 -Reserve
247 -
248 -
249 -)))|MOD
250 -
251 -
252 -**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
253 -
254 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
255 -|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
256 -
257 257  * RO is for relay. ROx=1 : close，ROx=0 always open.
258 258  * DI is for digital input. DIx=1: high or float, DIx=0: low.
259 259  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
260 260  
261 -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
262 262  
202 +For example if payload is: [[image:image-20220523175847-2.png]]
263 263  
264 -For example if payload is: 04 AB 04 AC 13 10 13 00 AA FF 01
204 +**The value for the interface is:  **
265 265  
266 -The value for the interface is:
267 -
268 268  AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V
269 269  
270 270  AVI2 channel voltage is 0x04AC/1000=1.196V
... ... @@ -278,18 +278,11 @@
278 278  * [1] RO1 relay channel is close and the RO1 LED is ON.
279 279  * [0] RO2 relay channel is open and RO2 LED is OFF;
280 280  
281 -LT33222-L:
219 +**LT22222-L:**
282 282  
283 -* [1] DI3 channel is high input and DI3 LED is OFF;
284 -* [0] DI2 channel is low input;
285 -* [1] DI1 channel is high input and DI1 LED is OFF;
286 -
287 -LT22222-L:
288 -
289 289  * [1] DI2 channel is high input and DI2 LED is ON;
290 290  * [0] DI1 channel is low input;
291 291  
292 -
293 293  * [0] DO3 channel output state
294 294  ** DO3 is float in case no load between DO3 and V+.;
295 295  ** DO3 is high in case there is load between DO3 and V+.
... ... @@ -300,291 +300,236 @@
300 300  ** DO1 is high in case there is load between DO1 and V+.
301 301  ** DO1 LED is off in both case
302 302  
234 +=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
303 303  
304 -
305 -1.
306 -11.
307 -111. AT+MOD=2, (Double DI Counting)
308 -
309 -**For LT-33222-L**: this mode the **DI3** is used as a counting pin. Counting on DI3 reflect in COUNT1.
310 -
311 311  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
312 312  
313 -
314 314  Total : 11 bytes payload
315 315  
316 -|Size(bytes)|4|4|1|1|1
317 -|Value|COUNT1|COUNT2 |DIDORO*|(((
318 -Reserve
240 +[[image:image-20220523180452-3.png]]
319 319  
320 -
321 -)))|MOD
242 +(((
243 +(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
244 +)))
322 322  
246 +[[image:image-20220523180506-4.png]]
323 323  
324 -**DIDORO** is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
325 -
326 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
327 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
328 -
329 329  * RO is for relay. ROx=1 : close，ROx=0 always open.
330 330  * FIRST: Indicate this is the first packet after join network.
331 331  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
332 332  
333 -Note: DO3 bit is not valid for LT-22222-L.
252 +(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
334 334  
254 +**To use counting mode, please run:**
335 335  
336 -To use counting mode, please run:
256 +(% class="box infomessage" %)
257 +(((
258 +**AT+MOD=2**
259 +)))
337 337  
338 -AT+MOD=2
261 +(% class="box infomessage" %)
262 +(((
263 +**ATZ**
264 +)))
339 339  
340 -ATZ
266 +(% style="color:#4f81bd" %)**AT Commands for counting:**
341 341  
342 -
343 -AT Commands for counting:
344 -
345 -**For LT33222-L:**
346 -
347 -AT+TRIG1=0,100 (set DI3 port to trigger on low level, valid signal is 100ms)
348 -
349 -AT+TRIG1=1,100 (set DI3 port to trigger on high level, valid signal is 100ms )
350 -
351 -AT+SETCNT=1,60   (Set COUNT1 value to 60)
352 -
353 -
354 354  **For LT22222-L:**
355 355  
356 -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 +)))
357 357  
358 -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 +)))
359 359  
360 -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 +)))
361 361  
362 -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 +)))
363 363  
290 +(% class="box infomessage" %)
291 +(((
292 +**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
293 +)))
364 364  
365 -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 +)))
366 366  
367 -AT+SETCNT=2,60   (Set COUNT2 value to 60)
300 +=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
368 368  
369 -
370 -**For both LT22222-L & LT33222-L**:
371 -
372 -AT+CLRCOUNT clear all countings
373 -
374 -AT+COUTIME=60  Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
375 -
376 -
377 -
378 -1.
379 -11.
380 -111. AT+MOD=3, Single DI Counting + 2 x ACI
381 -
382 -**LT33222-L**: This mode the DI3 is used as a counting pin.
383 -
384 384  **LT22222-L**: This mode the DI1 is used as a counting pin.
385 385  
304 +[[image:image-20220523181246-5.png]]
386 386  
387 -|Size(bytes)|4|2|2|1|1|1
388 -|Value|COUNT1|(((
389 -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 +)))
390 390  
391 -Current
392 -)))|(((
393 -ACI2
310 +[[image:image-20220523181301-6.png]]
394 394  
395 -Current
396 -)))|DIDORO*|Reserve|MOD
397 -
398 -
399 -**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
400 -
401 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
402 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
403 -
404 404  * RO is for relay. ROx=1 : close，ROx=0 always open.
405 405  * FIRST: Indicate this is the first packet after join network.
406 406  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
407 407  
408 -Note: DO3 is not valid for LT-22222-L.
316 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
409 409  
318 +**To use counting mode, please run:**
410 410  
411 -To use counting mode, please run:
320 +(% class="box infomessage" %)
321 +(((
322 +**AT+MOD=3**
323 +)))
412 412  
413 -AT+MOD=3
325 +(% class="box infomessage" %)
326 +(((
327 +**ATZ**
328 +)))
414 414  
415 -ATZ
416 -
417 -
418 418  Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
419 419  
332 +=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
420 420  
421 -
422 -
423 -1.
424 -11.
425 -111. AT+MOD=4, Single DI Counting + 1 x Voltage Counting
426 -
427 -**LT33222-L**: This mode the DI3 is used as a counting pin.
428 -
429 429  **LT22222-L**: This mode the DI1 is used as a counting pin.
430 430  
431 -
432 432  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.
433 433  
338 +[[image:image-20220523181903-8.png]]
434 434  
435 -|Size(bytes)|4|4|1|1|1
436 -|Value|COUNT1|AVI1 Counting|DIDORO*|(((
437 -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 +)))
438 438  
439 -
440 -)))|MOD
344 +[[image:image-20220523181727-7.png]]
441 441  
442 -
443 -**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
444 -
445 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
446 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
447 -
448 448  * RO is for relay. ROx=1 : close，ROx=0 always open.
449 449  * FIRST: Indicate this is the first packet after join network.
450 450  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
451 451  
452 -Note: DO3 is not valid for LT-22222-L.
350 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
453 453  
352 +**To use this mode, please run:**
454 454  
455 -To use this mode, please run:
354 +(% class="box infomessage" %)
355 +(((
356 +**AT+MOD=4**
357 +)))
456 456  
457 -AT+MOD=4
359 +(% class="box infomessage" %)
360 +(((
361 +**ATZ**
362 +)))
458 458  
459 -ATZ
460 460  
461 -
462 -
463 463  Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
464 464  
465 -Plus below command for AVI1 Counting:
367 +**Plus below command for AVI1 Counting:**
466 466  
467 -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 +)))
468 468  
469 -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 +)))
470 470  
471 -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 +)))
472 472  
473 -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 +)))
474 474  
389 +=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
475 475  
476 -
477 -1.
478 -11.
479 -111. AT+MOD=5, Single DI Counting + 2 x AVI + 1 x ACI
480 -
481 -
482 -**LT33222-L**: This mode the DI3 is used as a counting pin.
483 -
484 484  **LT22222-L**: This mode the DI1 is used as a counting pin.
485 485  
393 +[[image:image-20220523182334-9.png]]
486 486  
487 -|Size(bytes)|2|2|2|2|1|1|1
488 -|Value|(((
489 -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 +)))
490 490  
491 -voltage
492 -)))|(((
493 -AVI2
494 -
495 -voltage
496 -)))|(((
497 -ACI1
498 -
499 -Current
500 -)))|COUNT1|DIDORO*|(((
501 -Reserve
502 -
503 -
504 -)))|MOD
505 -
506 -
507 -
508 -**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
509 -
510 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
511 -|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
512 -
513 513  * RO is for relay. ROx=1 : close，ROx=0 always open.
514 514  * FIRST: Indicate this is the first packet after join network.
515 515  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
516 516  
517 -Note: DO3 is not valid for LT-22222-L.
403 +(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
518 518  
405 +**To use this mode, please run:**
519 519  
520 -To use this mode, please run:
407 +(% class="box infomessage" %)
408 +(((
409 +**AT+MOD=5**
410 +)))
521 521  
522 -AT+MOD=5
412 +(% class="box infomessage" %)
413 +(((
414 +**ATZ**
415 +)))
523 523  
524 -ATZ
525 -
526 -
527 527  Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
528 528  
419 +=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
529 529  
421 +(% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
530 530  
531 -
532 -
533 -1.
534 -11.
535 -111. AT+ADDMOD=6. (Trigger Mode, Optional)
536 -
537 -
538 -**This mode is an optional mode for trigger purpose. It can run together with other mode.**
539 -
540 540  For example, if user has configured below commands:
541 541  
542 -* AT+MOD=1   à The normal working mode
543 -* AT+ADDMOD6=1    à Enable trigger
425 +* **AT+MOD=1 ** **~-~->** The normal working mode
426 +* **AT+ADDMOD6=1**   **~-~->** Enable trigger
544 544  
545 -
546 546  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
547 547  
548 -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
549 -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.**
550 550  
551 -
552 552  **AT Command to set Trigger Condition**:
553 553  
554 -**Trigger base on voltage**:
435 +(% style="color:#4f81bd" %)**Trigger base on voltage**:
555 555  
556 556  Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
557 557  
558 -Example:
439 +**Example:**
559 559  
560 560  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)
561 561  
562 562  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
563 563  
445 +(% style="color:#4f81bd" %)**Trigger base on current**:
564 564  
565 -**Trigger base on current**:
566 -
567 567  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
568 568  
569 -Example:
449 +**Example:**
570 570  
571 571  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
572 572  
453 +(% style="color:#4f81bd" %)**Trigger base on DI status**:
573 573  
574 -**Trigger base on DI status**:
575 -
576 576  DI status trigger Flag.
577 577  
578 578  Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
579 579  
580 -Example:
459 +**Example:**
581 581  
582 582  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
583 583  
584 584  
585 -
586 -
587 -
588 588  **Downlink Command to set Trigger Condition**
589 589  
590 590  Type Code: 0xAA. Downlink command same as AT Command [[AT+AVLIM, AT+ACLIM>>path:#AT_Trigger]]
... ... @@ -603,9 +603,8 @@
603 603  
604 604   Yy4 yy4: AC2 or AV2 high limit.
605 605  
482 +**Example1**: AA 00 13 88 00 00 00 00 00 00
606 606  
607 -Example1: AA 00 13 88 00 00 00 00 00 00
608 -
609 609  Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
610 610  
611 611  Example2: AA 02 01 00
... ... @@ -612,132 +612,41 @@
612 612  
613 613  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
614 614  
490 +(% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
615 615  
616 -
617 -
618 -**Trigger Settings Payload Explanation:**
619 -
620 620  MOD6 Payload : total 11 bytes payload
621 621  
622 -|Size(bytes)|1|1|1|6|1|1
623 -|Value|(((
624 -TRI_A
494 +[[image:image-20220524085923-1.png]]
625 625  
626 -FLAG
627 -)))|(((
628 -TRI_A
496 +(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
629 629  
630 -Status
631 -)))|(((
632 -TRI_DI
498 +[[image:image-20220524090106-2.png]]
633 633  
634 -FLAG+STA
635 -)))|Reserve|Enable/Disable MOD6|(((
636 -MOD
637 -
638 -(6)
639 -)))
640 -
641 -
642 -
643 -**TRI FLAG1** is a combination to show if trigger is set for this part. Totally 1byte as below
644 -
645 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
646 -|(((
647 -AV1_
648 -
649 -LOW
650 -)))|(((
651 -AV1_
652 -
653 -HIGH
654 -)))|(((
655 -AV2_
656 -
657 -LOW
658 -)))|(((
659 -AV2_
660 -
661 -HIGH
662 -)))|(((
663 -AC1_
664 -
665 -LOW
666 -)))|(((
667 -AC1_
668 -
669 -HIGH
670 -)))|(((
671 -AC2_
672 -
673 -LOW
674 -)))|(((
675 -AC2_
676 -
677 -HIGH
678 -)))
679 -
680 680  * Each bits shows if the corresponding trigger has been configured.
681 681  
682 -Example:
502 +**Example:**
683 683  
684 684  10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
685 685  
686 686  
687 -**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
688 688  
689 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
690 -|(((
691 -AV1_
509 +[[image:image-20220524090249-3.png]]
692 692  
693 -LOW
694 -)))|(((
695 -AV1_
696 -
697 -HIGH
698 -)))|(((
699 -AV2_
700 -
701 -LOW
702 -)))|(((
703 -AV2_
704 -
705 -HIGH
706 -)))|(((
707 -AC1_
708 -
709 -LOW
710 -)))|(((
711 -AC1_
712 -
713 -HIGH
714 -)))|(((
715 -AC2_
716 -
717 -LOW
718 -)))|(((
719 -AC2_
720 -
721 -HIGH
722 -)))
723 -
724 724  * Each bits shows which status has been trigger on this uplink.
725 725  
726 -Example:
513 +**Example:**
727 727  
728 728  10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
729 729  
730 730  
518 +(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
731 731  
520 +[[image:image-20220524090456-4.png]]
732 732  
733 -**TRI_DI FLAG+STA **is a combination to show which condition is trigger. Totally 1byte as below
734 -
735 -|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
736 -|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
737 -
738 738  * Each bits shows which status has been trigger on this uplink.
739 739  
740 -Example:
524 +**Example:**
741 741  
742 742  00000111: Means both DI1 and DI2 trigger are enabled and this packet is trigger by DI1.
743 743  
... ... @@ -744,121 +744,117 @@
744 744  00000101: Means both DI1 and DI2 trigger are enabled.
745 745  
746 746  
747 -**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.
748 748  
749 -
750 750  Downlink command to poll MOD6 status:
751 751  
752 -AB 06
535 +**AB 06**
753 753  
754 754  When device got this command, it will send the MOD6 payload.
755 755  
539 +=== 3.3.7 Payload Decoder ===
756 756  
757 -1.
758 -11.
759 -111. Payload Decoder
760 -
761 -
541 +(((
762 762  **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 +)))
763 763  
545 +== 3.4 ​Configure LT via AT or Downlink ==
764 764  
547 +User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
765 765  
766 -
767 -
768 -
769 -
770 -1.
771 -11. ​Configure LT via AT or Downlink
772 -
773 -User can configure LT I/O Controller via [[AT Commands >>path:#_​Using_the_AT]]or LoRaWAN Downlink Commands
774 -
549 +(((
775 775  There are two kinds of Commands:
551 +)))
776 776  
777 -* **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
778 778  
779 -* **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:
780 780  
557 +=== 3.4.1 Common Commands ===
781 781  
782 -1.
783 -11.
784 -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/]]
785 785  
561 +=== 3.4.2 Sensor related commands ===
786 786  
787 -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 ====
788 788  
789 -
790 -1.
791 -11.
792 -111. Sensor related commands:
793 -
794 -
795 -==== Set Transmit Interval ====
796 -
797 797  Set device uplink interval.
798 798  
799 799  * AT Command:
800 800  
801 -AT+TDC=N
569 +(% class="box infomessage" %)
570 +(((
571 +**AT+TDC=N **
572 +)))
802 802  
803 -Example: AT+TDC=30000. Means set interval to 30 seconds
574 +**Example: **AT+TDC=30000. Means set interval to 30 seconds
804 804  
805 -
806 806  * Downlink Payload (prefix 0x01):
807 807  
808 -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 +)))
809 809  
583 +==== 3.4.2.2 Set Work Mode (AT+MOD) ====
810 810  
811 -==== Set Work Mode (AT+MOD) ====
812 -
813 813  Set work mode.
814 814  
815 815  * AT Command:
816 816  
817 -AT+MOD=N 
589 +(% class="box infomessage" %)
590 +(((
591 +**AT+MOD=N  **
592 +)))
818 818  
819 -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
820 820  
821 -
822 822  * Downlink Payload (prefix 0x0A):
823 823  
824 -0x0A aa     ~/~/ Same as AT+MOD=aa
598 +(% class="box infomessage" %)
599 +(((
600 +**0x0A aa     ~/~/ Same as AT+MOD=aa**
601 +)))
825 825  
603 +==== 3.4.2.3 Poll an uplink ====
826 826  
827 -
828 -==== Poll an uplink ====
829 -
830 830  * AT Command:
831 831  
832 832  There is no AT Command to poll uplink
833 833  
834 -
835 835  * Downlink Payload (prefix 0x08):
836 836  
837 -0x08 FF     ~/~/ Poll an uplink,
611 +(% class="box infomessage" %)
612 +(((
613 +**0x08 FF     ~/~/ Poll an uplink,**
614 +)))
838 838  
839 -Example: 0x08FF, ask device to send an Uplink
616 +**Example**: 0x08FF, ask device to send an Uplink
840 840  
618 +==== 3.4.2.4 Enable Trigger Mode ====
841 841  
842 -==== 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]]
843 843  
844 -Use of trigger mode, please check [[ADDMOD6>>path:#MOD6]]
845 -
846 846  * AT Command:
847 847  
848 -AT+ADDMOD6=1 or 0
624 +(% class="box infomessage" %)
625 +(((
626 +**AT+ADDMOD6=1 or 0**
627 +)))
849 849  
850 850  1: Enable Trigger Mode
851 851  
852 852  0: Disable Trigger Mode
853 853  
854 -
855 855  * Downlink Payload (prefix 0x0A 06):
856 856  
857 -0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,
635 +(% class="box infomessage" %)
636 +(((
637 +**0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
638 +)))
858 858  
640 +==== 3.4.2.5 Poll trigger settings ====
859 859  
860 -==== Poll trigger settings ====
861 -
862 862  Poll trigger settings,
863 863  
864 864  * AT Command:
... ... @@ -865,336 +865,337 @@
865 865  
866 866  There is no AT Command for this feature.
867 867  
868 -
869 869  * Downlink Payload (prefix 0x AB 06):
870 870  
871 -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 +)))
872 872  
655 +==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
873 873  
874 -==== Enable / Disable DI1/DI2/DI3 as trigger ====
875 -
876 876  Enable Disable DI1/DI2/DI2 as trigger,
877 877  
878 878  * AT Command:
879 879  
880 -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 +)))
881 881  
882 -Example:
666 +**Example:**
883 883  
884 884  AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
885 885  
886 -
887 -
888 888  * Downlink Payload (prefix 0xAA 02):
889 889  
890 -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 +)))
891 891  
677 +==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
892 892  
893 -
894 -==== Trigger1 – Set DI1 or DI3 as trigger ====
895 -
896 896  Set DI1 or DI3(for LT-33222-L) trigger.
897 897  
898 898  * AT Command:
899 899  
900 -AT+TRIG1=a,b
683 +(% class="box infomessage" %)
684 +(((
685 +**AT+TRIG1=a,b**
686 +)))
901 901  
902 902  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
903 903  
904 904  b : delay timing.
905 905  
906 -Example:
692 +**Example:**
907 907  
908 908  AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
909 909  
910 -
911 911  * Downlink Payload (prefix 0x09 01 ):
912 912  
913 -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 +)))
914 914  
703 +==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
915 915  
916 -==== Trigger2 – Set DI2 as trigger ====
917 -
918 918  Set DI2 trigger.
919 919  
920 920  * AT Command:
921 921  
922 -AT+TRIG2=a,b
709 +(% class="box infomessage" %)
710 +(((
711 +**AT+TRIG2=a,b**
712 +)))
923 923  
924 924  a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
925 925  
926 926  b : delay timing.
927 927  
928 -Example:
718 +**Example:**
929 929  
930 930  AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
931 931  
932 -
933 933  * Downlink Payload (prefix 0x09 02 ):
934 934  
935 -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 +)))
936 936  
729 +==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
937 937  
938 -==== 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]]
939 939  
940 -Set current trigger , base on AC port. See [[trigger mode>>path:#MOD6]]
941 -
942 942  * AT Command:
943 943  
944 -AT+ACLIM. See [[trigger mode>>path:#MOD6]]
735 +(% class="box infomessage" %)
736 +(((
737 +**AT+ACLIM. **
738 +)))
945 945  
946 -
947 947  * Downlink Payload (prefix 0xAA 01 ):
948 948  
949 -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 +)))
950 950  
747 +==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
951 951  
952 -==== 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]]
953 953  
954 -Set current trigger , base on AV port. See [[trigger mode>>path:#MOD6]]
955 -
956 956  * AT Command:
957 957  
958 -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 +)))
959 959  
960 -
961 961  * Downlink Payload (prefix 0xAA 00 ):
962 962  
963 -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 +)))
964 964  
965 -==== Trigger – Set minimum interval ====
765 +==== 3.4.2.11 Trigger – Set minimum interval ====
966 966  
967 967  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
968 968  
969 969  * AT Command:
970 970  
971 -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 +)))
972 972  
973 -
974 974  * Downlink Payload (prefix 0xAC ):
975 975  
976 -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 +)))
977 977  
783 +==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
978 978  
979 -==== DO ~-~- Control Digital Output DO1/DO2/DO3 ====
980 -
981 981  * AT Command:
982 982  
983 983  There is no AT Command to control Digital Output
984 984  
985 -
986 986  * Downlink Payload (prefix 0x02):
987 987  
988 -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 +)))
989 989  
796 +(((
990 990  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 +)))
991 991  
800 +(((
992 992  01: Low,  00: High ,  11: No action
802 +)))
993 993  
994 -|Downlink Code|DO1|DO2|DO3
995 -|02  01  00  11|Low|High|No Action
996 -|02  00  11  01|High|No Action|Low
997 -|02  11  01  00|No Action|Low|High
804 +[[image:image-20220524092754-5.png]]
998 998  
999 -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 +)))
1000 1000  
1001 -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 +)))
1002 1002  
1003 1003  
815 +==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1004 1004  
1005 -
1006 -
1007 -==== DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1008 -
1009 1009  * AT Command:
1010 1010  
1011 1011  There is no AT Command to control Digital Output
1012 1012  
1013 -
1014 1014  * Downlink Payload (prefix 0xA9):
1015 1015  
1016 -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 +)))
1017 1017  
1018 1018  This is to control the digital output time of DO pin. Include four bytes:
1019 1019  
1020 -**First Byte:** Type code (0xA9)
830 +(% style="color:#4f81bd" %)**First Byte**(%%)**:** Type code (0xA9)
1021 1021  
1022 -**Second Byte**: Inverter Mode
832 +(% style="color:#4f81bd" %)**Second Byte**(%%): Inverter Mode
1023 1023  
1024 1024  01: DO pins will change back to original state after timeout.
1025 1025  
1026 1026  00: DO pins will change to an inverter state after timeout 
1027 1027  
838 +(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1028 1028  
1029 -**Third Byte**: Control Method and Ports status:
840 +[[image:image-20220524093238-6.png]]
1030 1030  
1031 -|Second Byte|Status
1032 -|0x01|DO1 set to low
1033 -|0x00|DO1 set to high
1034 -|0x11|DO1 NO Action
842 +(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1035 1035  
844 +[[image:image-20220524093328-7.png]]
1036 1036  
1037 -**Fourth Byte**: Control Method and Ports status:
846 +(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1038 1038  
1039 -|Second Byte|Status
1040 -|0x01|DO2 set to low
1041 -|0x00|DO2 set to high
1042 -|0x11|DO2 NO Action
848 +[[image:image-20220524093351-8.png]]
1043 1043  
850 +(% style="color:#4f81bd" %)**Sixth and Seventh Byte**:
1044 1044  
1045 -**Fifth Byte**: Control Method and Ports status:
1046 -
1047 -|Second Byte|Status
1048 -|0x01|DO3 set to low
1049 -|0x00|DO3 set to high
1050 -|0x11|DO3 NO Action
1051 -
1052 -**Sixth and Seventh Byte**:
1053 -
1054 1054   Latching time. Unit: ms
1055 1055  
1056 1056  Device will upload a packet if downlink code executes successfully.
1057 1057  
856 +**Example payload:**
1058 1058  
858 +**~1. A9 01 01 01 01 07 D0**
1059 1059  
1060 -Example payload:
1061 -
1062 -1. A9 01 01 01 01 07 D0
1063 -
1064 1064  DO1 pin & DO2 pin & DO3 pin will be set to Low, last 2 seconds, then change back to original state.
1065 1065  
862 +**2. A9 01 00 01 11 07 D0**
1066 1066  
1067 -1. A9 01 00 01 11 07 D0
1068 -
1069 1069  DO1 pin set high, DO2 pin set low, DO3 pin no action, last 2 seconds, then change back to original state.
1070 1070  
866 +**3. A9 00 00 00 00 07 D0**
1071 1071  
1072 -1. A9 00 00 00 00 07 D0
1073 -
1074 1074  DO1 pin & DO2 pin & DO3 pin will be set to high, last 2 seconds, then both change to low.
1075 1075  
870 +**4. A9 00 11 01 00 07 D0**
1076 1076  
1077 -1. A9 00 11 01 00 07 D0
1078 -
1079 1079  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
1080 1080  
1081 1081  
875 +=== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1082 1082  
1083 -
1084 -==== Relay ~-~- Control Relay Output RO1/RO2 ====
1085 -
1086 1086  * AT Command:
1087 1087  
1088 1088  There is no AT Command to control Relay Output
1089 1089  
1090 -
1091 1091  * Downlink Payload (prefix 0x03):
1092 1092  
1093 -0x03 aa bb     ~/~/ Set RO1/RO2 output
883 +(% class="box infomessage" %)
884 +(((
885 +**0x03 aa bb     ~/~/ Set RO1/RO2 output**
886 +)))
1094 1094  
888 +(((
1095 1095  If payload = 0x030100, it means set RO1 to close and RO2 to open.
890 +)))
1096 1096  
892 +(((
1097 1097  01: Close ,  00: Open , 11: No action
894 +)))
1098 1098  
1099 -|Downlink Code|RO1|RO2
1100 -|03  00  11|Open|No Action
1101 -|03  01  11|Close|No Action
1102 -|03  11  00|No Action|Open
1103 -|03  11  01|No Action|Close
1104 -|03  00  00|Open|Open
1105 -|03  01  01|Close|Close
1106 -|03  01  00|Close|Open
1107 -|03  00  01|Open|Close
896 +(((
897 +[[image:image-20220524093724-9.png]]
898 +)))
1108 1108  
1109 1109  Device will upload a packet if downlink code executes successfully.
1110 1110  
1111 1111  
1112 -==== Relay ~-~- Control Relay Output RO1/RO2 with time control ====
903 +==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1113 1113  
1114 1114  * AT Command:
1115 1115  
1116 1116  There is no AT Command to control Relay Output
1117 1117  
1118 -
1119 1119  * Downlink Payload (prefix 0x05):
1120 1120  
1121 -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 +)))
1122 1122  
1123 1123  This is to control the relay output time of relay. Include four bytes:
1124 1124  
1125 -**First Byte:** Type code (0x05)
918 +(% style="color:#4f81bd" %)**First Byte **(%%)**:** Type code (0x05)
1126 1126  
1127 -**Second Byte(aa)**: Inverter Mode
920 +(% style="color:#4f81bd" %)**Second Byte(aa)**(%%): Inverter Mode
1128 1128  
1129 1129  01: Relays will change back to original state after timeout.
1130 1130  
1131 1131  00: Relays will change to an inverter state after timeout
1132 1132  
926 +(% style="color:#4f81bd" %)**Third Byte(bb)**(%%): Control Method and Ports status:
1133 1133  
1134 -**Third Byte(bb)**: Control Method and Ports status:
928 +[[image:image-20220524093831-10.png]]
1135 1135  
1136 -|Value|Status
1137 -|0x11|RO1 and RO2 to NO
1138 -|0x10|RO2 to NO, RO1 to NC
1139 -|0x01|RO2 to NC, RO1 to NO
1140 -|0x00|RO1 and RO2 to NC.
1141 -|0x20|RO1 No Action, RO2 to NC
1142 -|0x21|RO1 No Action, RO2 to NO
1143 -|0x02|RO1 to NC, RO2 No Action
1144 -|0x12|RO1 to NO, RO2 No Action
930 +(% style="color:#4f81bd" %)**Fourth/Fifth Bytes(cc)**(%%): Latching time. Unit: ms
1145 1145  
1146 -
1147 -**Fourth / Fifth Bytes (cc)**: Latching time. Unit: ms
1148 -
1149 1149  Device will upload a packet if downlink code executes successfully.
1150 1150  
1151 -
1152 -
1153 1153  **Example payload:**
1154 1154  
1155 -1. 05 01 11 07 D0
936 +**~1. 05 01 11 07 D0**
1156 1156  
1157 1157  Relay1 and Relay 2 will be set to NO , last 2 seconds, then change back to original state.
1158 1158  
940 +**2. 05 01 10 07 D0**
1159 1159  
1160 -1. 05 01 10 07 D0
1161 -
1162 1162  Relay1 will change to NO, Relay2 will change to NC, last 2 seconds, then both change back to original state.
1163 1163  
944 +**3. 05 00 01 07 D0**
1164 1164  
1165 -1. 05 00 01 07 D0
1166 -
1167 1167  Relay1 will change to NC, Relay2 will change to NO, last 2 seconds, then relay change to NO, Relay2 change to NC.
1168 1168  
948 +**4. 05 00 00 07 D0**
1169 1169  
1170 -1. 05 00 00 07 D0
1171 -
1172 1172  Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1173 1173  
1174 1174  
953 +==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1175 1175  
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]]
1176 1176  
1177 -
1178 -
1179 -==== Counting ~-~- Voltage threshold counting ====
1180 -
1181 -When voltage exceed the threshold, count. Feature see [[MOD4>>path:#MOD4]]
1182 -
1183 1183  * AT Command:
1184 1184  
1185 -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 +)))
1186 1186  
1187 -
1188 1188  * Downlink Payload (prefix 0xA5):
1189 1189  
1190 -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 +)))
1191 1191  
971 +==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1192 1192  
1193 -==== Counting ~-~- Pre-configure the Count Number ====
1194 -
1195 1195  * AT Command:
1196 1196  
1197 -AT+SETCNT=aa,(bb cc dd ee)
975 +(% class="box infomessage" %)
976 +(((
977 +**AT+SETCNT=aa,(bb cc dd ee) **
978 +)))
1198 1198  
1199 1199  aa: 1: Set count1,
1200 1200  
... ... @@ -1204,116 +1204,112 @@
1204 1204  
1205 1205  Bb cc dd ee: number to be set
1206 1206  
1207 -
1208 1208  * Downlink Payload (prefix 0xA8):
1209 1209  
1210 -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 +)))
1211 1211  
995 +==== 3.4.2.18 Counting ~-~- Clear Counting ====
1212 1212  
1213 -
1214 -
1215 -
1216 -==== Counting ~-~- Clear Counting ====
1217 -
1218 1218  Clear counting for counting mode
1219 1219  
1220 1220  * AT Command:
1221 1221  
1222 -AT+CLRCOUNT ~/~/ clear all counting
1001 +(% class="box infomessage" %)
1002 +(((
1003 +**AT+CLRCOUNT ~/~/ clear all counting**
1004 +)))
1223 1223  
1224 -
1225 1225  * Downlink Payload (prefix 0xA6):
1226 1226  
1227 -0x A6 01     ~/~/ clear all counting,
1008 +(% class="box infomessage" %)
1009 +(((
1010 +**0x A6 01     ~/~/ clear all counting,**
1011 +)))
1228 1228  
1013 +==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1229 1229  
1230 -
1231 -
1232 -==== Counting ~-~- Change counting mode save time ====
1233 -
1234 1234  * AT Command:
1235 1235  
1236 -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 +)))
1237 1237  
1238 -
1239 1239  * Downlink Payload (prefix 0xA7):
1240 1240  
1241 -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 +)))
1242 1242  
1243 1243  range: aa bb cc:0 to 16777215,  (unit:second)
1244 1244  
1031 +== 3.5 Integrate with Mydevice ==
1245 1245  
1246 -
1247 -
1248 -1.
1249 -11. Integrate with Mydevice
1250 -
1251 -
1252 1252  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:
1253 1253  
1035 +**Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1254 1254  
1255 -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:
1256 1256  
1257 -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"]]
1258 1258  
1041 +[[image:image-20220524094641-11.png||height="390" width="723"]]
1259 1259  
1260 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image010.png]]
1261 1261  
1044 +[[image:image-20220524094641-12.png||height="402" width="718"]]
1262 1262  
1263 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image011.png]]
1046 +**Step **3: Create an account or log in Mydevices.
1264 1264  
1048 +**Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1265 1265  
1266 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image012.png]]
1267 -
1268 -
1269 -
1270 -Step 3: Create an account or log in Mydevices.
1271 -
1272 -Step 4: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.
1273 -
1274 1274  Search under The things network
1275 1275  
1276 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image013.png]]
1052 +[[image:1653356838789-523.png||height="337" width="740"]]
1277 1277  
1278 -
1279 1279  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1280 1280  
1281 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image014.png]]
1282 1282  
1057 +[[image:image-20220524094909-1.png||height="335" width="729"]]
1283 1283  
1284 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image015.png]]
1059 +[[image:image-20220524094909-2.png||height="337" width="729"]]
1285 1285  
1061 +[[image:image-20220524094909-3.png||height="338" width="727"]]
1286 1286  
1287 -[[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" %)
1288 1288  
1065 +[[image:image-20220524094909-5.png||height="341" width="734"]]
1289 1289  
1290 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image017.png]]
1291 1291  
1292 1292  
1293 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
1294 1294  
1295 1295  
1296 -1.
1297 -11. Interface Detail
1298 -111. Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active )
1071 +== 3.6 Interface Detail ==
1299 1299  
1073 +=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1074 +
1300 1300  Support NPN Type sensor
1301 1301  
1302 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image019.png]]
1077 +[[image:1653356991268-289.png]]
1303 1303  
1079 +=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1304 1304  
1305 -
1306 -1.
1307 -11.
1308 -111. Digital Input Port: DI1/DI2 ( For LT-22222-L)
1309 -
1081 +(((
1310 1310  The DI port of LT-22222-L can support NPN or PNP output sensor.
1083 +)))
1311 1311  
1085 +(((
1312 1312  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 +)))
1313 1313  
1314 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image020.png]]
1089 +[[image:1653357170703-587.png]]
1315 1315  
1091 +(((
1316 1316  When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1093 +)))
1317 1317  
1318 1318  
1319 1319  **Example1**: Connect to a Low active sensor.
... ... @@ -1323,11 +1323,11 @@
1323 1323  * Connect sensor’s output to DI1-
1324 1324  * Connect sensor’s VCC to DI1+.
1325 1325  
1326 -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： ​​
1327 1327  
1328 - //IF//[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image021.png]] = DI1+ / 1K.
1105 + //IF// = DI1+ / 1K.
1329 1329  
1330 -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.
1331 1331  
1332 1332  
1333 1333  **Example2**: Connect to a High active sensor.
... ... @@ -1339,14 +1339,14 @@
1339 1339  
1340 1340  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1341 1341  
1342 - //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.**
1343 1343  
1344 -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.
1345 1345  
1346 1346  
1347 -**Example3**: Connect to a 220v high active sensor.公司测试一下
1124 +**Example3**: Connect to a 220v high active sensor.
1348 1348  
1349 -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  
1350 1350  
1351 1351  * Connect sensor’s output to DI1+ with a serial 50K resistor
1352 1352  * Connect sensor’s GND DI1-.
... ... @@ -1353,34 +1353,24 @@
1353 1353  
1354 1354  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1355 1355  
1356 - //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.**
1357 1357  
1358 -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.
1359 1359  
1137 +=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1360 1360  
1361 -1.
1362 -11.
1363 -111. Digital Output Port: DO1/DO2 /DO3
1364 -
1365 1365  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1366 1366  
1367 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image023.png]]
1141 +[[image:1653357531600-905.png]]
1368 1368  
1143 +=== 3.6.4 Analog Input Interface ===
1369 1369  
1370 -
1371 -
1372 -1.
1373 -11.
1374 -111. Analog Input Interface
1375 -
1376 1376  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:
1377 1377  
1378 -AC2 = (IN2 voltage )/12
1147 +**AC2 = (IN2 voltage )/12**
1379 1379  
1380 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image024.png]]
1149 +[[image:1653357592296-182.png]]
1381 1381  
1382 -
1383 -
1384 1384  Example to connect a 4~~20mA sensor
1385 1385  
1386 1386  We take the wind speed sensor as an example for reference only.
... ... @@ -1396,433 +1396,657 @@
1396 1396  
1397 1397  Connection diagram:
1398 1398  
1399 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image025.jpg]]
1166 +[[image:1653357640609-758.png]]
1400 1400  
1401 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image026.png]]
1168 +[[image:1653357648330-671.png||height="155" width="733"]]
1402 1402  
1170 +=== 3.6.5 Relay Output ===
1403 1403  
1404 -
1405 -1.
1406 -11.
1407 -111. Relay Output
1408 -
1172 +(((
1409 1409  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:
1410 -
1411 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image027.png]]
1412 -
1413 -
1414 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image028.png]]
1415 -
1416 -
1417 -
1418 -
1419 -
1420 -1.
1421 -11. LEDs Indicators
1422 -
1423 -
1424 -|**LEDs**|**Feature**
1425 -|**PWR**|Always on if there is power
1426 -|**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.
1427 -|**TX**|(((
1428 -Device boot: TX blinks 5 times.
1429 -
1430 -Successful join network: TX ON for 5 seconds.
1431 -
1432 -Transmit a LoRa packet: TX blinks once
1433 1433  )))
1434 -|**RX**|RX blinks once when receive a packet.
1435 -|**DO1**|
1436 -|**DO2**|
1437 -|**DO3**|
1438 -|**DI2**|(((
1439 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1440 1440  
1441 -For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1442 -)))
1443 -|**DI2**|(((
1444 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1176 +[[image:image-20220524100215-9.png]]
1445 1445  
1446 -For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1447 -)))
1448 -|**DI3**|For LT-33222-L ONLY: ON when DI3 is low, LOW when DI3 is high
1449 -|**DI2**|(((
1450 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1178 +[[image:image-20220524100215-10.png||height="382" width="723"]]
1451 1451  
1452 -For LT-33222-L: ON when DI2 is low, LOW when DI2 is high
1453 -)))
1454 -|**RO1**|
1455 -|**RO2**|
1180 +== 3.7 LEDs Indicators ==
1456 1456  
1182 +[[image:image-20220524100748-11.png]]
1457 1457  
1184 += 4. Use AT Command =
1458 1458  
1186 +== 4.1 Access AT Command ==
1459 1459  
1460 -1. Use AT Command
1461 -11. Access AT Command
1462 -
1463 1463  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.
1464 1464  
1465 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1190 +[[image:1653358238933-385.png]]
1466 1466  
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:
1467 1467  
1468 -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]]
1469 1469  
1470 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image030.png]]
1471 -
1472 -
1473 1473  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/]]
1474 1474  
1198 +(((
1475 1475  AT+<CMD>?        : Help on <CMD>
1200 +)))
1476 1476  
1202 +(((
1477 1477  AT+<CMD>         : Run <CMD>
1204 +)))
1478 1478  
1206 +(((
1479 1479  AT+<CMD>=<value> : Set the value
1208 +)))
1480 1480  
1210 +(((
1481 1481  AT+<CMD>=?       : Get the value
1212 +)))
1482 1482  
1214 +(((
1483 1483  ATZ: Trig a reset of the MCU
1216 +)))
1484 1484  
1218 +(((
1485 1485  AT+FDR: Reset Parameters to Factory Default, Keys Reserve 
1220 +)))
1486 1486  
1222 +(((
1487 1487  AT+DEUI: Get or Set the Device EUI
1224 +)))
1488 1488  
1226 +(((
1489 1489  AT+DADDR: Get or Set the Device Address
1228 +)))
1490 1490  
1230 +(((
1491 1491  AT+APPKEY: Get or Set the Application Key
1232 +)))
1492 1492  
1234 +(((
1493 1493  AT+NWKSKEY: Get or Set the Network Session Key
1236 +)))
1494 1494  
1238 +(((
1495 1495  AT+APPSKEY: Get or Set the Application Session Key
1240 +)))
1496 1496  
1242 +(((
1497 1497  AT+APPEUI: Get or Set the Application EUI
1244 +)))
1498 1498  
1246 +(((
1499 1499  AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
1248 +)))
1500 1500  
1250 +(((
1501 1501  AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
1252 +)))
1502 1502  
1254 +(((
1503 1503  AT+DR: Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1256 +)))
1504 1504  
1258 +(((
1505 1505  AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
1260 +)))
1506 1506  
1262 +(((
1507 1507  AT+PNM: Get or Set the public network mode. (0: off, 1: on)
1264 +)))
1508 1508  
1266 +(((
1509 1509  AT+RX2FQ: Get or Set the Rx2 window frequency
1268 +)))
1510 1510  
1270 +(((
1511 1511  AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
1272 +)))
1512 1512  
1274 +(((
1513 1513  AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
1276 +)))
1514 1514  
1278 +(((
1515 1515  AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
1280 +)))
1516 1516  
1282 +(((
1517 1517  AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
1284 +)))
1518 1518  
1286 +(((
1519 1519  AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
1288 +)))
1520 1520  
1290 +(((
1521 1521  AT+NJM: Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1292 +)))
1522 1522  
1294 +(((
1523 1523  AT+NWKID: Get or Set the Network ID
1296 +)))
1524 1524  
1298 +(((
1525 1525  AT+FCU: Get or Set the Frame Counter Uplink
1300 +)))
1526 1526  
1302 +(((
1527 1527  AT+FCD: Get or Set the Frame Counter Downlink
1304 +)))
1528 1528  
1306 +(((
1529 1529  AT+CLASS: Get or Set the Device Class
1308 +)))
1530 1530  
1310 +(((
1531 1531  AT+JOIN: Join network
1312 +)))
1532 1532  
1314 +(((
1533 1533  AT+NJS: Get OTAA Join Status
1316 +)))
1534 1534  
1318 +(((
1535 1535  AT+SENDB: Send hexadecimal data along with the application port
1320 +)))
1536 1536  
1322 +(((
1537 1537  AT+SEND: Send text data along with the application port
1324 +)))
1538 1538  
1326 +(((
1539 1539  AT+RECVB: Print last received data in binary format (with hexadecimal values)
1328 +)))
1540 1540  
1330 +(((
1541 1541  AT+RECV: Print last received data in raw format
1332 +)))
1542 1542  
1334 +(((
1543 1543  AT+VER: Get current image version and Frequency Band
1336 +)))
1544 1544  
1338 +(((
1545 1545  AT+CFM: Get or Set the confirmation mode (0-1)
1340 +)))
1546 1546  
1342 +(((
1547 1547  AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1344 +)))
1548 1548  
1346 +(((
1549 1549  AT+SNR: Get the SNR of the last received packet
1348 +)))
1550 1550  
1350 +(((
1551 1551  AT+RSSI: Get the RSSI of the last received packet
1352 +)))
1552 1552  
1354 +(((
1553 1553  AT+TDC: Get or set the application data transmission interval in ms
1356 +)))
1554 1554  
1358 +(((
1555 1555  AT+PORT: Get or set the application port
1360 +)))
1556 1556  
1362 +(((
1557 1557  AT+DISAT: Disable AT commands
1364 +)))
1558 1558  
1366 +(((
1559 1559  AT+PWORD: Set password, max 9 digits
1368 +)))
1560 1560  
1370 +(((
1561 1561  AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode
1372 +)))
1562 1562  
1374 +(((
1563 1563  AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470
1376 +)))
1564 1564  
1378 +(((
1565 1565  AT+CFG: Print all settings
1380 +)))
1566 1566  
1382 +== 4.2 Common AT Command Sequence ==
1567 1567  
1384 +=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1568 1568  
1569 -1.
1570 -11. Common AT Command Sequence
1571 -111. Multi-channel ABP mode (Use with SX1301/LG308)
1572 -
1386 +(((
1573 1573  If device has not joined network yet:
1388 +)))
1574 1574  
1575 -123456
1390 +(((
1391 +(% style="background-color:#dcdcdc" %)123456
1392 +)))
1576 1576  
1577 -AT+FDR
1394 +(((
1395 +(% style="background-color:#dcdcdc" %)AT+FDR
1396 +)))
1578 1578  
1579 -123456
1398 +(((
1399 +(% style="background-color:#dcdcdc" %)123456
1400 +)))
1580 1580  
1581 -AT+NJM=0
1402 +(((
1403 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1404 +)))
1582 1582  
1583 -ATZ
1406 +(((
1407 +(% style="background-color:#dcdcdc" %)ATZ
1408 +)))
1584 1584  
1585 1585  
1411 +(((
1586 1586  If device already joined network:
1413 +)))
1587 1587  
1588 -AT+NJM=0
1415 +(((
1416 +(% style="background-color:#dcdcdc" %)AT+NJM=0
1417 +)))
1589 1589  
1590 -ATZ
1419 +(((
1420 +(% style="background-color:#dcdcdc" %)ATZ
1421 +)))
1591 1591  
1592 -1.
1593 -11.
1594 -111. Single-channel ABP mode (Use with LG01/LG02)
1423 +=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1595 1595  
1596 -123456   Enter Password to have AT access.
1425 +(((
1426 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1427 +)))
1597 1597  
1598 -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 +)))
1599 1599  
1600 -123456   Enter Password to have AT access.
1433 +(((
1434 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1435 +)))
1601 1601  
1602 -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 +)))
1603 1603  
1604 -AT+NJM=0 Set to ABP mode
1441 +(((
1442 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1443 +)))
1605 1605  
1606 -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 +)))
1607 1607  
1608 -AT+DR=5  Set Data Rate
1449 +(((
1450 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1451 +)))
1609 1609  
1610 -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 +)))
1611 1611  
1612 -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 +)))
1613 1613  
1614 -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 +)))
1615 1615  
1616 -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 +)))
1617 1617  
1618 -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 +)))
1619 1619  
1620 -ATZ          Reset MCU
1473 +(((
1474 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1475 +)))
1621 1621  
1622 -**Note:**
1477 +(((
1478 +(% style="color:red" %)**Note:**
1479 +)))
1623 1623  
1624 -1. Make sure the device is set to ABP mode in the IoT Server.
1625 -1. Make sure the LG01/02 gateway RX frequency is exactly the same as AT+CHS setting.
1626 -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.
1627 -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 +)))
1628 1628  
1629 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]]
1488 +(((
1489 +[[image:1653359097980-169.png||height="188" width="729"]]
1490 +)))
1630 1630  
1492 +(((
1493 +
1494 +)))
1631 1631  
1632 -1.
1633 -11.
1634 -111. Change to Class A
1496 +=== 4.2.3 Change to Class A ===
1635 1635  
1636 -
1637 1637  If sensor JOINED
1638 -
1639 -AT+CLASS=A
1640 -
1499 +(% style="background-color:#dcdcdc" %)AT+CLASS=A
1641 1641  ATZ
1642 1642  
1502 += 5. FAQ =
1643 1643  
1504 +== 5.1 How to upgrade the image? ==
1644 1644  
1645 -
1646 -
1647 -1. FAQ
1648 -
1649 -
1650 -1.
1651 -11. How to upgrade the image?
1652 -
1653 1653  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1654 1654  
1655 1655  * Support new features
1656 1656  * For bug fix
1657 1657  * Change LoRaWAN bands.
1658 -
1659 -
1660 1660  Below shows the hardware connection for how to upload an image to the LT:
1512 +* [[image:1653359603330-121.png]]
1661 1661  
1662 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
1663 -
1664 -
1665 1665  **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]].
1666 -
1667 1667  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1668 -
1669 1669  **Step3: **Open flashloader; choose the correct COM port to update.
1670 -
1671 -**For LT-33222-L**:
1672 -
1673 -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.
1674 -
1675 1675  **For LT-22222-L**:
1676 -
1677 1677  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.
1678 1678  
1520 + [[image:image-20220524103407-12.png]]
1679 1679  
1522 +[[image:image-20220524103429-13.png]]
1680 1680  
1681 -|(((
1682 -Board detected
1683 -)))
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:
1684 1684  
1685 -|(((
1526 +
1527 +1. (((
1528 +(((
1686 1686  
1687 1687  )))
1688 1688  
1689 -[[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 +)))
1690 1690  
1691 -
1692 -
1693 -[[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]]
1694 -
1695 -
1696 -[[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]]
1697 -
1698 -
1699 -**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1700 -
1701 -[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image038.png]]
1702 -
1703 -
1704 -1.
1705 -11. How to change the LoRa Frequency Bands/Region?
1706 -
1537 +(((
1707 1707  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 +)))
1708 1708  
1541 +(((
1542 +
1543 +)))
1709 1709  
1710 -1.
1711 -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 +)))
1712 1712  
1550 +(((
1713 1713  In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
1552 +)))
1714 1714  
1554 +(((
1715 1715  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1556 +)))
1716 1716  
1558 +(((
1559 +
1560 +)))
1717 1717  
1562 +(((
1718 1718  **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 +)))
1719 1719  
1566 +(((
1720 1720  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
1568 +)))
1721 1721  
1570 +(((
1722 1722  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 +)))
1723 1723  
1574 +(((
1575 +
1576 +)))
1724 1724  
1578 +(((
1725 1725  **Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1580 +)))
1726 1726  
1582 +(((
1727 1727  123456   Enter Password to have AT access.
1584 +)))
1728 1728  
1586 +(((
1729 1729  AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1588 +)))
1730 1730  
1590 +(((
1731 1731  123456   Enter Password to have AT access.
1592 +)))
1732 1732  
1594 +(((
1733 1733  AT+NJM=0 Set to ABP mode
1596 +)))
1734 1734  
1598 +(((
1735 1735  AT+ADR=0 Set the Adaptive Data Rate Off
1600 +)))
1736 1736  
1602 +(((
1737 1737  AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
1604 +)))
1738 1738  
1606 +(((
1739 1739  AT+TDC=60000  Set transmit interval to 60 seconds
1608 +)))
1740 1740  
1610 +(((
1741 1741  AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1612 +)))
1742 1742  
1614 +(((
1743 1743  AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
1616 +)))
1744 1744  
1618 +(((
1745 1745  ATZ                Reset MCU
1620 +)))
1746 1746  
1622 +(((
1747 1747  As shown in below:
1624 +)))
1748 1748  
1626 +(((
1749 1749  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
1628 +)))
1750 1750  
1630 +(((
1631 +
1632 +)))
1751 1751  
1634 +(((
1635 +
1636 +)))
1752 1752  
1753 -1.
1754 -11. Can I see counting event in Serial?
1638 +1. (((
1639 +(((
1640 +
1641 +)))
1755 1755  
1643 +1. (((
1644 +Can I see counting event in Serial?
1645 +)))
1646 +)))
1647 +
1648 +(((
1756 1756  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 +)))
1757 1757  
1652 +(((
1653 +
1654 +)))
1758 1758  
1656 +(((
1657 +
1658 +)))
1759 1759  
1660 +(((
1661 +
1662 +)))
1760 1760  
1761 -1. Trouble Shooting     
1762 -11. Downlink doesn’t work, how to solve it?
1664 +1. (((
1665 +(((
1666 +Trouble Shooting    
1667 +)))
1763 1763  
1669 +1. (((
1670 +Downlink doesn’t work, how to solve it?
1671 +)))
1672 +)))
1673 +
1674 +(((
1764 1764  Please see this link for how to debug:
1676 +)))
1765 1765  
1678 +(((
1766 1766  [[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 +)))
1767 1767  
1682 +(((
1683 +
1684 +)))
1768 1768  
1769 -1.
1770 -11. Have trouble to upload image.
1686 +1.
1687 +11. (((
1688 +Have trouble to upload image.
1689 +)))
1771 1771  
1691 +(((
1772 1772  See this link for trouble shooting:
1693 +)))
1773 1773  
1695 +(((
1774 1774  [[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 +)))
1775 1775  
1699 +(((
1700 +
1701 +)))
1776 1776  
1777 -1.
1778 -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 +)))
1779 1779  
1708 +(((
1780 1780  It might be about the channels mapping. Please see this link for detail:
1710 +)))
1781 1781  
1712 +(((
1782 1782  [[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 +)))
1783 1783  
1716 +(((
1717 +
1718 +)))
1784 1784  
1720 +(((
1721 +
1722 +)))
1785 1785  
1724 +(((
1725 +
1726 +)))
1786 1786  
1787 -1. Order Info
1728 +1. (((
1729 +Order Info
1730 +)))
1788 1788  
1789 -
1732 +(((
1790 1790  **For LT-33222-L-XXX or LT-22222-L-XXX:**
1734 +)))
1791 1791  
1736 +(((
1792 1792  **XXX:**
1738 +)))
1793 1793  
1794 -* **EU433**: LT with frequency bands EU433
1795 -* **EU868**: LT with frequency bands EU868
1796 -* **KR920**: LT with frequency bands KR920
1797 -* **CN470**: LT with frequency bands CN470
1798 -* **AS923**: LT with frequency bands AS923
1799 -* **AU915**: LT with frequency bands AU915
1800 -* **US915**: LT with frequency bands US915
1801 -* **IN865**: LT with frequency bands IN865
1802 -* **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 +)))
1803 1803  
1768 +1. (((
1769 +Packing Info
1770 +)))
1804 1804  
1805 -1. Packing Info
1806 -
1772 +(((
1807 1807  **Package Includes**:
1774 +)))
1808 1808  
1809 -* LT I/O Controller x 1
1810 -* Stick Antenna for LoRa RF part x 1
1811 -* Bracket for controller x1
1812 -* 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 +)))
1813 1813  
1814 -
1789 +(((
1815 1815  **Dimension and weight**:
1791 +)))
1816 1816  
1817 -* Device Size: 13.5 x 7 x 3 cm
1818 -* Device Weight: 105g
1819 -* Package Size / pcs : 14.5 x 8 x 5 cm
1820 -* 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 +)))
1821 1821  
1806 +1. (((
1807 +Support
1808 +)))
1822 1822  
1823 -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 +)))
1824 1824  
1825 -* 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.
1826 -* 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
1827 -
1817 +(((
1828 1828  [[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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