Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 117.1 >
edited by Bei Jinggeng
on 2023/04/26 16:20
To version < 118.5 >
edited by Xiaoling
on 2023/05/17 10:51
>
Change comment: There is no comment for this version

Summary

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Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Bei
1 +XWiki.Xiaoling
Content
... ... @@ -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  (((
... ... @@ -189,7 +189,6 @@
189 189  
190 190  * Counting
191 191  
192 -
193 193  == 1.4  Applications ==
194 194  
195 195  
... ... @@ -205,7 +205,6 @@
205 205  
206 206  * Smart Factory
207 207  
208 -
209 209  == 1.5 Hardware Variants ==
210 210  
211 211  
... ... @@ -223,7 +223,6 @@
223 223  * 1 x Counting Port
224 224  )))
225 225  
226 -
227 227  = 2. Power ON Device =
228 228  
229 229  
... ... @@ -280,7 +280,7 @@
280 280  Each LT is shipped with a sticker with the default device EUI as below:
281 281  )))
282 282  
283 -[[image:image-20230425173427-2.png]]
280 +[[image:image-20230425173427-2.png||height="246" width="530"]]
284 284  
285 285  
286 286  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -321,18 +321,38 @@
321 321  
322 322  
323 323  (((
324 -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
325 325  )))
326 326  
327 -[[image:image-20220523174024-3.png]]
328 328  
329 329  (((
330 330  
331 331  
332 332  (% 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
333 333  )))
334 334  
335 -[[image:image-20220523174254-4.png]]
336 336  
337 337  * RO is for relay. ROx=1 : close，ROx=0 always open.
338 338  * DI is for digital input. DIx=1: high or float, DIx=0: low.
... ... @@ -382,18 +382,28 @@
382 382  
383 383  (((
384 384  Total : 11 bytes payload
385 -)))
386 386  
387 -[[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
388 388  
408 +
409 +)))|MOD
410 +)))
389 389  
390 390  (((
413 +
414 +
391 391  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
392 -)))
393 393  
394 -[[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
395 395  
396 -* 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 +
397 397  * FIRST: Indicate this is the first packet after join network.
398 398  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
399 399  
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451 451  
452 452  **LT22222-L**: This mode the DI1 is used as a counting pin.
453 453  
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 +
454 454  [[image:image-20220523181246-5.png]]
455 455  
456 456  (((
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2084 2084  [[image:1653360498588-932.png||height="485" width="726"]]
2085 2085  
2086 2086  
2087 -== 6.4 Can I see counting event in Serial? ==
2122 +== 6.4 How to change the uplink interval？ ==
2088 2088  
2089 2089  
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 +
2090 2090  (((
2091 2091  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.
2092 2092  
2093 2093  
2094 -== 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? ==
2095 2095  
2096 2096  
2097 2097  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]].
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2100 2100  )))
2101 2101  
2102 2102  (((
2103 -== 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? ==
2104 2104  
2105 2105  
2106 2106  If the device is not shut down, but directly powered off.
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2112 2112  After restart, the status before power failure will be read from flash.
2113 2113  
2114 2114  
2115 -== 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? ==
2116 2116  
2117 2117  
2118 2118  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
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2121 2121  [[image:image-20221006170630-1.png||height="610" width="945"]]
2122 2122  
2123 2123  
2124 -== 6.8 Can LT22222-L save RO state? ==
2165 +== 6.9 Can LT22222-L save RO state? ==
2125 2125  
2126 2126  
2127 2127  Firmware version needs to be no less than 1.6.0.
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2184 2184  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2185 2185  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2186 2186  
2187 -
2188 2188  = 9. Packing Info =
2189 2189  
2190 2190  
... ... @@ -2202,7 +2202,6 @@
2202 2202  * Package Size / pcs : 14.5 x 8 x 5 cm
2203 2203  * Weight / pcs : 170g
2204 2204  
2205 -
2206 2206  = 10. Support =
2207 2207  
2208 2208  
... ... @@ -2222,4 +2222,3 @@
2222 2222  * 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]]
2223 2223  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2224 2224  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2225 -

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