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... ... @@ -4,13 +4,8 @@
4 4  **LT-22222-L LoRa IO Controller User Manual **
5 5  
6 6  
7 -**Table of Contents:**
8 8  
9 -{{toc/}}
10 10  
11 -
12 -
13 -
14 14  = 1.Introduction =
15 15  
16 16  == 1.1 What is LT Series I/O Controller ==
... ... @@ -48,9 +48,11 @@
48 48  **Hardware System:**
49 49  
50 50  * STM32L072CZT6 MCU
51 -* SX1276/78 Wireless Chip 
46 +* SX1276/78 Wireless Chip
52 52  * Power Consumption:
53 53  ** Idle: 4mA@12v
49 +
50 +*
54 54  ** 20dB Transmit: 34mA@12v
55 55  
56 56  **Interface for Model: LT22222-L:**
... ... @@ -60,7 +60,7 @@
60 60  * 2 x Relay Output (5A@250VAC / 30VDC)
61 61  * 2 x 0~~20mA Analog Input (res:0.01mA)
62 62  * 2 x 0~~30V Analog Input (res:0.01v)
63 -* Power Input 7~~ 24V DC. 
60 +* Power Input 7~~ 24V DC.
64 64  
65 65  **LoRa Spec:**
66 66  
... ... @@ -93,7 +93,7 @@
93 93  * Firmware upgradable via program port
94 94  * Counting
95 95  
96 -== 1.4  Applications ==
93 +== 1.4  Applications​​​​​​​ ==
97 97  
98 98  * Smart Buildings & Home Automation
99 99  * Logistics and Supply Chain Management
... ... @@ -104,9 +104,9 @@
104 104  
105 105  == 1.5 Hardware Variants ==
106 106  
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" %)(((
104 +(% border="1" style="background-color:#f7faff; width:566px" %)
105 +|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:329px" %)**Description**
106 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:329px" %)(((
110 110  * 2 x Digital Input (Bi-direction)
111 111  * 2 x Digital Output
112 112  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -115,94 +115,138 @@
115 115  * 1 x Counting Port
116 116  )))
117 117  
118 -= 2. Power ON Device =
119 119  
116 +
117 +1.
118 +11. Firmware Change log
119 +
120 +[[**LT Image files**>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]**:**
121 +
122 +http:~/~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/
123 +
124 +
125 +**Change log:**
126 +
127 +[[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]]
128 +
129 +
130 +
131 +1. Power ON Device
132 +
133 +
120 120  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.
121 121  
122 -(((
123 123  PWR will on when device is properly powered.
124 -)))
125 125  
126 -[[image:1653297104069-180.png]]
138 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image004.png]]
127 127  
128 -= 3. Operation Mode =
129 129  
130 -== 3.1 How it works? ==
131 131  
132 -The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on **TX LED** will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. **TX LED** will be on for 5 seconds after joined in network. When there is message from server, the **RX LED** will be on for 1 second. 
133 133  
143 +
144 +1. Operation Mode
145 +11. How it works?
146 +
147 +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. 
148 +
149 +
134 134  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.
135 135  
136 -3.2 Example to join LoRaWAN network
137 137  
138 -This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here. 
153 +1.
154 +11. Example to join LoRaWAN network
139 139  
140 -[[image:image-20220523172350-1.png||height="266" width="864"]]
156 +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.
141 141  
158 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image005.png]]
142 142  
143 -(((
160 +
144 144  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 -)))
146 146  
147 -(((
148 148  **Step 1**: Create a device in TTN with the OTAA keys from LT IO controller.
149 -)))
150 150  
151 -(((
152 152  Each LT is shipped with a sticker with the default device EUI as below:
153 -)))
154 154  
155 -[[image:1653297924498-393.png]]
167 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image006.png]]
156 156  
169 +
170 +
171 +
157 157  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
158 158  
159 159  Add APP EUI in the application.
160 160  
161 -[[image:1653297955910-247.png||height="321" width="716"]]
176 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image007.png]]
162 162  
163 163  Add APP KEY and DEV EUI
164 164  
165 -[[image:1653298023685-319.png]]
180 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image008.png]]
166 166  
167 -(((
168 168  **Step 2**: Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
169 -)))
170 170  
171 -[[image:1653298044601-602.png||height="405" width="709"]]
184 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image009.png]]
172 172  
173 -== 3.3 Uplink Payload ==
174 174  
187 +1.
188 +11. Uplink Payload
189 +
175 175  There are five working modes + one interrupt mode on LT for different type application:
176 176  
177 -* **MOD1**: (default setting): 2 x ACI + 2AVI + DI + DO + RO
178 -* **MOD2**: Double DI Counting + DO + RO
179 -* **MOD3**: Single DI Counting + 2 x ACI + DO + RO
180 -* **MOD4**: Single DI Counting + 1 x Voltage Counting + DO + RO
181 -* **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
182 -* **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
192 +* [[MOD1>>path:#MOD1]]: (default setting): 2 x ACI + 2AVI + DI + DO + RO
193 +* [[MOD2>>path:#MOD2]]: Double DI Counting + DO + RO
194 +* [[MOD3>>path:#MOD3]]: Single DI Counting + 2 x ACI + DO + RO
195 +* [[MOD4>>path:#MOD4]]: Single DI Counting + 1 x Voltage Counting + DO + RO
196 +* [[MOD5>>path:#MOD5]]: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
197 +* [[ADDMOD6>>path:#MOD6]]: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
183 183  
184 -=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
185 185  
200 +1.
201 +11.
202 +111. AT+MOD=1, 2ACI+2AVI
203 +
186 186  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
187 187  
188 -[[image:image-20220523174024-3.png]]
189 189  
190 -(((
191 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
192 -)))
207 +|Size(bytes)|2|2|2|2|1|1|1
208 +|Value|(((
209 +AVI1
193 193  
194 -[[image:image-20220523174254-4.png]]
211 +voltage
212 +)))|(((
213 +AVI2
195 195  
215 +voltage
216 +)))|(((
217 +ACI1
218 +
219 +Current
220 +)))|(((
221 +ACI2
222 +
223 +Current
224 +)))|DIDORO*|(((
225 +Reserve
226 +
227 +
228 +)))|MOD
229 +
230 +
231 +**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
232 +
233 +|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
234 +|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
235 +
196 196  * RO is for relay. ROx=1 : close，ROx=0 always open.
197 197  * DI is for digital input. DIx=1: high or float, DIx=0: low.
198 198  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
199 199  
200 -(% style="color:red" %)Note: DI3 and DO3 bit are not valid for LT-22222-L
240 +Note: DI3 and DO3 bit are not valid for LT-22222-L
201 201  
202 -For example if payload is: [[image:image-20220523175847-2.png]]
203 203  
204 -**The value for the interface is:  **
243 +For example if payload is: 04 AB 04 AC 13 10 13 00 AA FF 01
205 205  
245 +The value for the interface is:
246 +
206 206  AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V
207 207  
208 208  AVI2 channel voltage is 0x04AC/1000=1.196V
... ... @@ -216,11 +216,18 @@
216 216  * [1] RO1 relay channel is close and the RO1 LED is ON.
217 217  * [0] RO2 relay channel is open and RO2 LED is OFF;
218 218  
219 -**LT22222-L:**
260 +LT33222-L:
220 220  
262 +* [1] DI3 channel is high input and DI3 LED is OFF;
263 +* [0] DI2 channel is low input;
264 +* [1] DI1 channel is high input and DI1 LED is OFF;
265 +
266 +LT22222-L:
267 +
221 221  * [1] DI2 channel is high input and DI2 LED is ON;
222 222  * [0] DI1 channel is low input;
223 223  
271 +
224 224  * [0] DO3 channel output state
225 225  ** DO3 is float in case no load between DO3 and V+.;
226 226  ** DO3 is high in case there is load between DO3 and V+.
... ... @@ -231,194 +231,241 @@
231 231  ** DO1 is high in case there is load between DO1 and V+.
232 232  ** DO1 LED is off in both case
233 233  
234 -=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
235 235  
283 +
284 +1.
285 +11.
286 +111. AT+MOD=2, (Double DI Counting)
287 +
288 +**For LT-33222-L**: this mode the **DI3** is used as a counting pin. Counting on DI3 reflect in COUNT1.
289 +
236 236  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
237 237  
292 +
238 238  Total : 11 bytes payload
239 239  
240 -[[image:image-20220523180452-3.png]]
295 +|Size(bytes)|4|4|1|1|1
296 +|Value|COUNT1|COUNT2 |DIDORO*|(((
297 +Reserve
241 241  
242 -(((
243 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
244 -)))
299 +
300 +)))|MOD
245 245  
246 -[[image:image-20220523180506-4.png]]
247 247  
303 +**DIDORO** is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
304 +
305 +|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
306 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
307 +
248 248  * RO is for relay. ROx=1 : close，ROx=0 always open.
249 249  * FIRST: Indicate this is the first packet after join network.
250 250  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
251 251  
252 -(% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
312 +Note: DO3 bit is not valid for LT-22222-L.
253 253  
254 -**To use counting mode, please run:**
255 255  
256 -(% class="box infomessage" %)
257 -(((
258 -**AT+MOD=2**
259 -)))
315 +To use counting mode, please run:
260 260  
261 -(% class="box infomessage" %)
262 -(((
263 -**ATZ**
264 -)))
317 +AT+MOD=2
265 265  
266 -(% style="color:#4f81bd" %)**AT Commands for counting:**
319 +ATZ
267 267  
321 +
322 +AT Commands for counting:
323 +
324 +**For LT33222-L:**
325 +
326 +AT+TRIG1=0,100 (set DI3 port to trigger on low level, valid signal is 100ms)
327 +
328 +AT+TRIG1=1,100 (set DI3 port to trigger on high level, valid signal is 100ms )
329 +
330 +AT+SETCNT=1,60   (Set COUNT1 value to 60)
331 +
332 +
268 268  **For LT22222-L:**
269 269  
270 -(% class="box infomessage" %)
271 -(((
272 -**AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
273 -)))
335 +AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms)
274 274  
275 -(% class="box infomessage" %)
276 -(((
277 -**AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
278 -)))
337 +AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
279 279  
280 -(% class="box infomessage" %)
281 -(((
282 -**AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
283 -)))
339 +AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms)
284 284  
285 -(% class="box infomessage" %)
286 -(((
287 -**AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
288 -)))
341 +AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms )
289 289  
290 -(% class="box infomessage" %)
291 -(((
292 -**AT+SETCNT=1,60   (Set COUNT1 value to 60)**
293 -)))
294 294  
295 -(% class="box infomessage" %)
296 -(((
297 -**AT+SETCNT=2,60   (Set COUNT2 value to 60)**
298 -)))
344 +AT+SETCNT=1,60   (Set COUNT1 value to 60)
299 299  
300 -=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
346 +AT+SETCNT=2,60   (Set COUNT2 value to 60)
301 301  
348 +
349 +**For both LT22222-L & LT33222-L**:
350 +
351 +AT+CLRCOUNT clear all countings
352 +
353 +AT+COUTIME=60  Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
354 +
355 +
356 +
357 +1.
358 +11.
359 +111. AT+MOD=3, Single DI Counting + 2 x ACI
360 +
361 +**LT33222-L**: This mode the DI3 is used as a counting pin.
362 +
302 302  **LT22222-L**: This mode the DI1 is used as a counting pin.
303 303  
304 -[[image:image-20220523181246-5.png]]
305 305  
306 -(((
307 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
308 -)))
366 +|Size(bytes)|4|2|2|1|1|1
367 +|Value|COUNT1|(((
368 +ACI1
309 309  
310 -[[image:image-20220523181301-6.png]]
370 +Current
371 +)))|(((
372 +ACI2
311 311  
374 +Current
375 +)))|DIDORO*|Reserve|MOD
376 +
377 +
378 +**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
379 +
380 +|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
381 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
382 +
312 312  * RO is for relay. ROx=1 : close，ROx=0 always open.
313 313  * FIRST: Indicate this is the first packet after join network.
314 314  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
315 315  
316 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
387 +Note: DO3 is not valid for LT-22222-L.
317 317  
318 -**To use counting mode, please run:**
319 319  
320 -(% class="box infomessage" %)
321 -(((
322 -**AT+MOD=3**
323 -)))
390 +To use counting mode, please run:
324 324  
325 -(% class="box infomessage" %)
326 -(((
327 -**ATZ**
328 -)))
392 +AT+MOD=3
329 329  
394 +ATZ
395 +
396 +
330 330  Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
331 331  
332 -=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
333 333  
400 +
401 +
402 +1.
403 +11.
404 +111. AT+MOD=4, Single DI Counting + 1 x Voltage Counting
405 +
406 +**LT33222-L**: This mode the DI3 is used as a counting pin.
407 +
334 334  **LT22222-L**: This mode the DI1 is used as a counting pin.
335 335  
410 +
336 336  The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour.
337 337  
338 -[[image:image-20220523181903-8.png]]
339 339  
340 -(((
341 -(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
342 -)))
414 +|Size(bytes)|4|4|1|1|1
415 +|Value|COUNT1|AVI1 Counting|DIDORO*|(((
416 +Reserve
343 343  
344 -[[image:image-20220523181727-7.png]]
418 +
419 +)))|MOD
345 345  
421 +
422 +**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
423 +
424 +|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
425 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
426 +
346 346  * RO is for relay. ROx=1 : close，ROx=0 always open.
347 347  * FIRST: Indicate this is the first packet after join network.
348 348  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
349 349  
350 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
431 +Note: DO3 is not valid for LT-22222-L.
351 351  
352 -**To use this mode, please run:**
353 353  
354 -(% class="box infomessage" %)
355 -(((
356 -**AT+MOD=4**
357 -)))
434 +To use this mode, please run:
358 358  
359 -(% class="box infomessage" %)
360 -(((
361 -**ATZ**
362 -)))
436 +AT+MOD=4
363 363  
438 +ATZ
364 364  
440 +
441 +
365 365  Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
366 366  
367 -**Plus below command for AVI1 Counting:**
444 +Plus below command for AVI1 Counting:
368 368  
369 -(% class="box infomessage" %)
370 -(((
371 -**AT+SETCNT=3,60   (set AVI Count to 60)**
372 -)))
446 +AT+SETCNT=3,60   (set AVI Count to 60)
373 373  
374 -(% class="box infomessage" %)
375 -(((
376 -**AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
377 -)))
448 +AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)
378 378  
379 -(% class="box infomessage" %)
380 -(((
381 -**AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
382 -)))
450 +AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)
383 383  
384 -(% class="box infomessage" %)
385 -(((
386 -**AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
387 -)))
452 +AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)
388 388  
389 -=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
390 390  
455 +
456 +1.
457 +11.
458 +111. AT+MOD=5, Single DI Counting + 2 x AVI + 1 x ACI
459 +
460 +
461 +**LT33222-L**: This mode the DI3 is used as a counting pin.
462 +
391 391  **LT22222-L**: This mode the DI1 is used as a counting pin.
392 392  
393 -[[image:image-20220523182334-9.png]]
394 394  
395 -(((
396 -(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
397 -)))
466 +|Size(bytes)|2|2|2|2|1|1|1
467 +|Value|(((
468 +AVI1
398 398  
470 +voltage
471 +)))|(((
472 +AVI2
399 399  
474 +voltage
475 +)))|(((
476 +ACI1
477 +
478 +Current
479 +)))|COUNT1|DIDORO*|(((
480 +Reserve
481 +
482 +
483 +)))|MOD
484 +
485 +
486 +
487 +**DIDORO** is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
488 +
489 +|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
490 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
491 +
400 400  * RO is for relay. ROx=1 : close，ROx=0 always open.
401 401  * FIRST: Indicate this is the first packet after join network.
402 402  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
403 403  
404 -(% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
496 +Note: DO3 is not valid for LT-22222-L.
405 405  
406 -**To use this mode, please run:**
407 407  
408 -(% class="box infomessage" %)
409 -(((
410 -**AT+MOD=5**
411 -)))
499 +To use this mode, please run:
412 412  
413 -(% class="box infomessage" %)
414 -(((
415 -**ATZ**
416 -)))
501 +AT+MOD=5
417 417  
503 +ATZ
504 +
505 +
418 418  Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
419 419  
420 -=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
421 421  
509 +
510 +
511 +
512 +1.
513 +11.
514 +111. AT+ADDMOD=6. (Trigger Mode, Optional)
515 +
516 +
422 422  **This mode is an optional mode for trigger purpose. It can run together with other mode.**
423 423  
424 424  For example, if user has configured below commands:
... ... @@ -426,11 +426,13 @@
426 426  * AT+MOD=1   à The normal working mode
427 427  * AT+ADDMOD6=1    à Enable trigger
428 428  
524 +
429 429  LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
430 430  
431 431  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
432 432  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.**
433 433  
530 +
434 434  **AT Command to set Trigger Condition**:
435 435  
436 436  **Trigger base on voltage**:
... ... @@ -501,7 +501,6 @@
501 501  
502 502  MOD6 Payload : total 11 bytes payload
503 503  
504 -(% border="1" style="background-color:#f7faff" %)
505 505  |Size(bytes)|1|1|1|6|1|1
506 506  |Value|(((
507 507  TRI_A
... ... @@ -521,9 +521,10 @@
521 521  (6)
522 522  )))
523 523  
620 +
621 +
524 524  **TRI FLAG1** is a combination to show if trigger is set for this part. Totally 1byte as below
525 525  
526 -(% border="1" style="background-color:#f7faff" %)
527 527  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
528 528  |(((
529 529  AV1_
... ... @@ -568,7 +568,6 @@
568 568  
569 569  **TRI Status1** is a combination to show which condition is trigger. Totally 1byte as below
570 570  
571 -(% border="1" style="background-color:#f7faff" %)
572 572  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
573 573  |(((
574 574  AV1_
... ... @@ -615,7 +615,6 @@
615 615  
616 616  **TRI_DI FLAG+STA **is a combination to show which condition is trigger. Totally 1byte as below
617 617  
618 -(% border="1" style="background-color:#f7faff" %)
619 619  |bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
620 620  |N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
621 621  
... ... @@ -642,6 +642,7 @@
642 642  11.
643 643  111. Payload Decoder
644 644  
740 +
645 645  **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/]]
646 646  
647 647  
... ... @@ -661,10 +661,12 @@
661 661  
662 662  * **Sensor Related Commands**: These commands are special designed for LT-22222-L.  User can see these commands below:
663 663  
760 +
664 664  1.
665 665  11.
666 666  111. Common Commands:
667 667  
765 +
668 668  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
669 669  
670 670  
... ... @@ -672,6 +672,7 @@
672 672  11.
673 673  111. Sensor related commands:
674 674  
773 +
675 675  ==== Set Transmit Interval ====
676 676  
677 677  Set device uplink interval.
... ... @@ -871,7 +871,6 @@
871 871  
872 872  01: Low,  00: High ,  11: No action
873 873  
874 -(% border="1" style="background-color:#f7faff" %)
875 875  |Downlink Code|DO1|DO2|DO3
876 876  |02  01  00  11|Low|High|No Action
877 877  |02  00  11  01|High|No Action|Low
... ... @@ -909,23 +909,22 @@
909 909  
910 910  **Third Byte**: Control Method and Ports status:
911 911  
912 -(% border="1" style="background-color:#f7faff" %)
913 913  |Second Byte|Status
914 914  |0x01|DO1 set to low
915 915  |0x00|DO1 set to high
916 916  |0x11|DO1 NO Action
917 917  
1015 +
918 918  **Fourth Byte**: Control Method and Ports status:
919 919  
920 -(% border="1" style="background-color:#f7faff" %)
921 921  |Second Byte|Status
922 922  |0x01|DO2 set to low
923 923  |0x00|DO2 set to high
924 924  |0x11|DO2 NO Action
925 925  
1023 +
926 926  **Fifth Byte**: Control Method and Ports status:
927 927  
928 -(% border="1" style="background-color:#f7faff" %)
929 929  |Second Byte|Status
930 930  |0x01|DO3 set to low
931 931  |0x00|DO3 set to high
... ... @@ -978,7 +978,6 @@
978 978  
979 979  01: Close ,  00: Open , 11: No action
980 980  
981 -(% border="1" style="background-color:#f7faff" %)
982 982  |Downlink Code|RO1|RO2
983 983  |03  00  11|Open|No Action
984 984  |03  01  11|Close|No Action
... ... @@ -1016,7 +1016,6 @@
1016 1016  
1017 1017  **Third Byte(bb)**: Control Method and Ports status:
1018 1018  
1019 -(% border="1" style="background-color:#f7faff" %)
1020 1020  |Value|Status
1021 1021  |0x11|RO1 and RO2 to NO
1022 1022  |0x10|RO2 to NO, RO1 to NC
... ... @@ -1027,6 +1027,7 @@
1027 1027  |0x02|RO1 to NC, RO2 No Action
1028 1028  |0x12|RO1 to NO, RO2 No Action
1029 1029  
1125 +
1030 1030  **Fourth / Fifth Bytes (cc)**: Latching time. Unit: ms
1031 1031  
1032 1032  Device will upload a packet if downlink code executes successfully.
... ... @@ -1131,6 +1131,7 @@
1131 1131  1.
1132 1132  11. Integrate with Mydevice
1133 1133  
1230 +
1134 1134  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:
1135 1135  
1136 1136  
... ... @@ -1175,7 +1175,7 @@
1175 1175  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image018.png]]
1176 1176  
1177 1177  
1178 -1.
1275 +1.
1179 1179  11. Interface Detail
1180 1180  111. Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active )
1181 1181  
... ... @@ -1185,7 +1185,7 @@
1185 1185  
1186 1186  
1187 1187  
1188 -1.
1285 +1.
1189 1189  11.
1190 1190  111. Digital Input Port: DI1/DI2 ( For LT-22222-L)
1191 1191  
... ... @@ -1228,7 +1228,7 @@
1228 1228  
1229 1229  **Example3**: Connect to a 220v high active sensor.公司测试一下
1230 1230  
1231 -Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler  
1328 +Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler 
1232 1232  
1233 1233  * Connect sensor’s output to DI1+ with a serial 50K resistor
1234 1234  * Connect sensor’s GND DI1-.
... ... @@ -1251,7 +1251,7 @@
1251 1251  
1252 1252  
1253 1253  
1254 -1.
1351 +1.
1255 1255  11.
1256 1256  111. Analog Input Interface
1257 1257  
... ... @@ -1284,7 +1284,7 @@
1284 1284  
1285 1285  
1286 1286  
1287 -1.
1384 +1.
1288 1288  11.
1289 1289  111. Relay Output
1290 1290  
... ... @@ -1299,10 +1299,10 @@
1299 1299  
1300 1300  
1301 1301  
1302 -1.
1399 +1.
1303 1303  11. LEDs Indicators
1304 1304  
1305 -(% border="1" style="background-color:#f7faff" %)
1402 +
1306 1306  |**LEDs**|**Feature**
1307 1307  |**PWR**|Always on if there is power
1308 1308  |**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.
... ... @@ -1336,6 +1336,9 @@
1336 1336  |**RO1**|
1337 1337  |**RO2**|
1338 1338  
1436 +
1437 +
1438 +
1339 1339  1. Use AT Command
1340 1340  11. Access AT Command
1341 1341  
... ... @@ -1508,10 +1508,11 @@
1508 1508  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image031.png]]
1509 1509  
1510 1510  
1511 -1.
1611 +1.
1512 1512  11.
1513 1513  111. Change to Class A
1514 1514  
1615 +
1515 1515  If sensor JOINED
1516 1516  
1517 1517  AT+CLASS=A
... ... @@ -1524,6 +1524,7 @@
1524 1524  
1525 1525  1. FAQ
1526 1526  
1628 +
1527 1527  1.
1528 1528  11. How to upgrade the image?
1529 1529  
... ... @@ -1533,6 +1533,7 @@
1533 1533  * For bug fix
1534 1534  * Change LoRaWAN bands.
1535 1535  
1638 +
1536 1536  Below shows the hardware connection for how to upload an image to the LT:
1537 1537  
1538 1538  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image029.png]]
... ... @@ -1577,7 +1577,7 @@
1577 1577  [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image038.png]]
1578 1578  
1579 1579  
1580 -1.
1683 +1.
1581 1581  11. How to change the LoRa Frequency Bands/Region?
1582 1582  
1583 1583  User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
... ... @@ -1626,7 +1626,7 @@
1626 1626  
1627 1627  
1628 1628  
1629 -1.
1732 +1.
1630 1630  11. Can I see counting event in Serial?
1631 1631  
1632 1632  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.
... ... @@ -1662,6 +1662,7 @@
1662 1662  
1663 1663  1. Order Info
1664 1664  
1768 +
1665 1665  **For LT-33222-L-XXX or LT-22222-L-XXX:**
1666 1666  
1667 1667  **XXX:**
... ... @@ -1676,6 +1676,7 @@
1676 1676  * **IN865**: LT with frequency bands IN865
1677 1677  * **CN779**: LT with frequency bands CN779
1678 1678  
1783 +
1679 1679  1. Packing Info
1680 1680  
1681 1681  **Package Includes**:
... ... @@ -1685,6 +1685,7 @@
1685 1685  * Bracket for controller x1
1686 1686  * Program cable x 1
1687 1687  
1793 +
1688 1688  **Dimension and weight**:
1689 1689  
1690 1690  * Device Size: 13.5 x 7 x 3 cm
... ... @@ -1692,6 +1692,7 @@
1692 1692  * Package Size / pcs : 14.5 x 8 x 5 cm
1693 1693  * Weight / pcs : 170g
1694 1694  
1801 +
1695 1695  1. Support
1696 1696  
1697 1697  * Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
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