Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 112.4 >
edited by Xiaoling
on 2023/03/31 09:40
To version < 118.5 >
edited by Xiaoling
on 2023/05/17 10:51
>
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... ... @@ -26,7 +26,7 @@
26 26  )))
27 27  
28 28  (((
29 -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.
29 +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, building automation, and so on.
30 30  )))
31 31  
32 32  (((
... ... @@ -176,11 +176,17 @@
176 176  
177 177  
178 178  * LoRaWAN Class A & Class C protocol
179 +
179 179  * Optional Customized LoRa Protocol
181 +
180 180  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183 +
181 181  * AT Commands to change parameters
185 +
182 182  * Remote configure parameters via LoRa Downlink
187 +
183 183  * Firmware upgradable via program port
189 +
184 184  * Counting
185 185  
186 186  == 1.4  Applications ==
... ... @@ -187,18 +187,26 @@
187 187  
188 188  
189 189  * Smart Buildings & Home Automation
196 +
190 190  * Logistics and Supply Chain Management
198 +
191 191  * Smart Metering
200 +
192 192  * Smart Agriculture
202 +
193 193  * Smart Cities
204 +
194 194  * Smart Factory
195 195  
196 196  == 1.5 Hardware Variants ==
197 197  
198 198  
199 -(% border="1" style="background-color:#f7faff; width:500px" %)
200 -|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
201 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
210 +(% border="1" style="background-color:#f2f2f2; width:500px" %)
211 +|(% style="background-color:#d9e2f3; color:#0070c0; width:103px" %)**Model**|(% style="background-color:#d9e2f3; color:#0070c0; width:131px" %)**Photo**|(% style="background-color:#d9e2f3; color:#0070c0; width:334px" %)**Description**
212 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
213 +(% style="text-align:center" %)
214 +[[image:image-20230424115112-1.png||height="106" width="58"]]
215 +)))|(% style="width:334px" %)(((
202 202  * 2 x Digital Input (Bi-direction)
203 203  * 2 x Digital Output
204 204  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -263,7 +263,7 @@
263 263  Each LT is shipped with a sticker with the default device EUI as below:
264 264  )))
265 265  
266 -[[image:1653297924498-393.png]]
280 +[[image:image-20230425173427-2.png||height="246" width="530"]]
267 267  
268 268  
269 269  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -304,18 +304,38 @@
304 304  
305 305  
306 306  (((
307 -The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
321 +The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
322 +
323 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
324 +|Size(bytes)(% style="display:none" %) |2|2|2|2|1|1|1
325 +|Value|(((
326 +AVI1
327 +voltage
328 +)))|(((
329 +AVI2
330 +voltage
331 +)))|(((
332 +ACI1
333 +Current
334 +)))|(((
335 +ACI2
336 +Current
337 +)))|DIDORO*|(((
338 +Reserve
339 +)))|MOD
308 308  )))
309 309  
310 -[[image:image-20220523174024-3.png]]
311 311  
312 312  (((
313 313  
314 314  
315 315  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
347 +
348 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
349 +|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
350 +|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
316 316  )))
317 317  
318 -[[image:image-20220523174254-4.png]]
319 319  
320 320  * RO is for relay. ROx=1 : close，ROx=0 always open.
321 321  * DI is for digital input. DIx=1: high or float, DIx=0: low.
... ... @@ -365,18 +365,28 @@
365 365  
366 366  (((
367 367  Total : 11 bytes payload
368 -)))
369 369  
370 -[[image:image-20220523180452-3.png]]
403 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
404 +|Size(bytes)|4|4|1|1|1
405 +|Value|COUNT1|COUNT2 |DIDORO*|(((
406 +Reserve
371 371  
408 +
409 +)))|MOD
410 +)))
372 372  
373 373  (((
413 +
414 +
374 374  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
375 -)))
376 376  
377 -[[image:image-20220523180506-4.png]]
417 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
418 +|bit7|bit6|bit5|bit4|bit3|bit2|bit1|bit0
419 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
378 378  
379 -* RO is for relay. ROx=1 : close，ROx=0 always open.
421 +RO is for relay. ROx=1 : close，ROx=0 always open.
422 +)))
423 +
380 380  * FIRST: Indicate this is the first packet after join network.
381 381  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
382 382  
... ... @@ -434,6 +434,14 @@
434 434  
435 435  **LT22222-L**: This mode the DI1 is used as a counting pin.
436 436  
481 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
482 +|Size(bytes)|4|2|2|1|1|1
483 +|Value|COUNT1|(((
484 +ACI1 Current
485 +)))|(((
486 +ACI2 Current
487 +)))|DIDORO*|Reserve|MOD
488 +
437 437  [[image:image-20220523181246-5.png]]
438 438  
439 439  (((
... ... @@ -1104,7 +1104,7 @@
1104 1104  )))
1105 1105  
1106 1106  (((
1107 -[[image:image-20220524093724-9.png]]
1159 +[[image:image-20230426161322-1.png]]
1108 1108  )))
1109 1109  
1110 1110  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1523,9 +1523,9 @@
1523 1523  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1524 1524  
1525 1525  
1526 -**(% style="color:blue" %)NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1578 +(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1527 1527  
1528 -**(% style="color:red" %)Note: DO pins go to float when device is power off.**
1580 +(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1529 1529  
1530 1530  [[image:1653357531600-905.png]]
1531 1531  
... ... @@ -1547,9 +1547,9 @@
1547 1547  
1548 1548  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1549 1549  
1550 -**(% style="color:red" %)Red:  12~~24v**
1602 +(% style="color:red" %)**Red:  12~~24v**
1551 1551  
1552 -**(% style="color:Yellow" %)Yellow:  4~~20mA**
1604 +(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1553 1553  
1554 1554  **Black:  GND**
1555 1555  
... ... @@ -2067,14 +2067,20 @@
2067 2067  [[image:1653360498588-932.png||height="485" width="726"]]
2068 2068  
2069 2069  
2070 -== 6.4 Can I see counting event in Serial? ==
2122 +== 6.4 How to change the uplink interval？ ==
2071 2071  
2072 2072  
2125 +Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/]]
2126 +
2127 +
2128 +== 6.5 Can I see counting event in Serial? ==
2129 +
2130 +
2073 2073  (((
2074 2074  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.
2075 2075  
2076 2076  
2077 -== 6.5 Can i use point to point communication for LT-22222-L? ==
2135 +== 6.6 Can i use point to point communication for LT-22222-L? ==
2078 2078  
2079 2079  
2080 2080  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]].
... ... @@ -2083,7 +2083,7 @@
2083 2083  )))
2084 2084  
2085 2085  (((
2086 -== 6.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2144 +== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2087 2087  
2088 2088  
2089 2089  If the device is not shut down, but directly powered off.
... ... @@ -2095,7 +2095,7 @@
2095 2095  After restart, the status before power failure will be read from flash.
2096 2096  
2097 2097  
2098 -== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2156 +== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2099 2099  
2100 2100  
2101 2101  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
... ... @@ -2104,7 +2104,7 @@
2104 2104  [[image:image-20221006170630-1.png||height="610" width="945"]]
2105 2105  
2106 2106  
2107 -== 6.8 Can LT22222-L save RO state? ==
2165 +== 6.9 Can LT22222-L save RO state? ==
2108 2108  
2109 2109  
2110 2110  Firmware version needs to be no less than 1.6.0.
... ... @@ -2167,8 +2167,6 @@
2167 2167  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2168 2168  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2169 2169  
2170 -
2171 -
2172 2172  = 9. Packing Info =
2173 2173  
2174 2174  
... ... @@ -2179,7 +2179,6 @@
2179 2179  * Bracket for controller x1
2180 2180  * Program cable x 1
2181 2181  
2182 -
2183 2183  **Dimension and weight**:
2184 2184  
2185 2185  * Device Size: 13.5 x 7 x 3 cm
... ... @@ -2187,8 +2187,6 @@
2187 2187  * Package Size / pcs : 14.5 x 8 x 5 cm
2188 2188  * Weight / pcs : 170g
2189 2189  
2190 -
2191 -
2192 2192  = 10. Support =
2193 2193  
2194 2194  
... ... @@ -2208,5 +2208,3 @@
2208 2208  * LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]
2209 2209  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2210 2210  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2211 -
2212 -
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