Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 118.5 >
edited by Xiaoling
on 2023/05/17 10:51
To version < 112.3 >
edited by Xiaoling
on 2023/03/31 09:39
>
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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, 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, smartphone detection, building automation, and so on.
30 30  )))
31 31  
32 32  (((
... ... @@ -176,17 +176,11 @@
176 176  
177 177  
178 178  * LoRaWAN Class A & Class C protocol
179 -
180 180  * Optional Customized LoRa Protocol
181 -
182 182  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183 -
184 184  * AT Commands to change parameters
185 -
186 186  * Remote configure parameters via LoRa Downlink
187 -
188 188  * Firmware upgradable via program port
189 -
190 190  * Counting
191 191  
192 192  == 1.4  Applications ==
... ... @@ -193,26 +193,18 @@
193 193  
194 194  
195 195  * Smart Buildings & Home Automation
196 -
197 197  * Logistics and Supply Chain Management
198 -
199 199  * Smart Metering
200 -
201 201  * Smart Agriculture
202 -
203 203  * Smart Cities
204 -
205 205  * Smart Factory
206 206  
207 207  == 1.5 Hardware Variants ==
208 208  
209 209  
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" %)(((
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" %)(((
216 216  * 2 x Digital Input (Bi-direction)
217 217  * 2 x Digital Output
218 218  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -277,7 +277,7 @@
277 277  Each LT is shipped with a sticker with the default device EUI as below:
278 278  )))
279 279  
280 -[[image:image-20230425173427-2.png||height="246" width="530"]]
266 +[[image:1653297924498-393.png]]
281 281  
282 282  
283 283  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -318,38 +318,18 @@
318 318  
319 319  
320 320  (((
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
307 +The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
340 340  )))
341 341  
310 +[[image:image-20220523174024-3.png]]
342 342  
343 343  (((
344 344  
345 345  
346 346  (% 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
351 351  )))
352 352  
318 +[[image:image-20220523174254-4.png]]
353 353  
354 354  * RO is for relay. ROx=1 : close，ROx=0 always open.
355 355  * DI is for digital input. DIx=1: high or float, DIx=0: low.
... ... @@ -399,28 +399,18 @@
399 399  
400 400  (((
401 401  Total : 11 bytes payload
368 +)))
402 402  
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
370 +[[image:image-20220523180452-3.png]]
407 407  
408 -
409 -)))|MOD
410 -)))
411 411  
412 412  (((
413 -
414 -
415 415  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
416 -
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
420 -
421 -RO is for relay. ROx=1 : close，ROx=0 always open.
422 422  )))
423 423  
377 +[[image:image-20220523180506-4.png]]
378 +
379 +* RO is for relay. ROx=1 : close，ROx=0 always open.
424 424  * FIRST: Indicate this is the first packet after join network.
425 425  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
426 426  
... ... @@ -478,14 +478,6 @@
478 478  
479 479  **LT22222-L**: This mode the DI1 is used as a counting pin.
480 480  
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 -
489 489  [[image:image-20220523181246-5.png]]
490 490  
491 491  (((
... ... @@ -1156,7 +1156,7 @@
1156 1156  )))
1157 1157  
1158 1158  (((
1159 -[[image:image-20230426161322-1.png]]
1107 +[[image:image-20220524093724-9.png]]
1160 1160  )))
1161 1161  
1162 1162  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1575,9 +1575,9 @@
1575 1575  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1576 1576  
1577 1577  
1578 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1526 +**(% style="color:blue" %)NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1579 1579  
1580 -(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1528 +**(% style="color:red" %)Note: DO pins go to float when device is power off.**
1581 1581  
1582 1582  [[image:1653357531600-905.png]]
1583 1583  
... ... @@ -1599,9 +1599,9 @@
1599 1599  
1600 1600  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1601 1601  
1602 -(% style="color:red" %)**Red:  12~~24v**
1550 +**Red:  12~~24v**
1603 1603  
1604 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1552 +**Yellow:  4~~20mA**
1605 1605  
1606 1606  **Black:  GND**
1607 1607  
... ... @@ -2119,20 +2119,14 @@
2119 2119  [[image:1653360498588-932.png||height="485" width="726"]]
2120 2120  
2121 2121  
2122 -== 6.4 How to change the uplink interval？ ==
2070 +== 6.4 Can I see counting event in Serial? ==
2123 2123  
2124 2124  
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 -
2131 2131  (((
2132 2132  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.
2133 2133  
2134 2134  
2135 -== 6.6 Can i use point to point communication for LT-22222-L? ==
2077 +== 6.5 Can i use point to point communication for LT-22222-L? ==
2136 2136  
2137 2137  
2138 2138  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]].
... ... @@ -2141,7 +2141,7 @@
2141 2141  )))
2142 2142  
2143 2143  (((
2144 -== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2086 +== 6.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2145 2145  
2146 2146  
2147 2147  If the device is not shut down, but directly powered off.
... ... @@ -2153,7 +2153,7 @@
2153 2153  After restart, the status before power failure will be read from flash.
2154 2154  
2155 2155  
2156 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2098 +== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2157 2157  
2158 2158  
2159 2159  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
... ... @@ -2162,7 +2162,7 @@
2162 2162  [[image:image-20221006170630-1.png||height="610" width="945"]]
2163 2163  
2164 2164  
2165 -== 6.9 Can LT22222-L save RO state? ==
2107 +== 6.8 Can LT22222-L save RO state? ==
2166 2166  
2167 2167  
2168 2168  Firmware version needs to be no less than 1.6.0.
... ... @@ -2225,6 +2225,8 @@
2225 2225  * (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2226 2226  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2227 2227  
2170 +
2171 +
2228 2228  = 9. Packing Info =
2229 2229  
2230 2230  
... ... @@ -2235,6 +2235,7 @@
2235 2235  * Bracket for controller x1
2236 2236  * Program cable x 1
2237 2237  
2182 +
2238 2238  **Dimension and weight**:
2239 2239  
2240 2240  * Device Size: 13.5 x 7 x 3 cm
... ... @@ -2242,6 +2242,8 @@
2242 2242  * Package Size / pcs : 14.5 x 8 x 5 cm
2243 2243  * Weight / pcs : 170g
2244 2244  
2190 +
2191 +
2245 2245  = 10. Support =
2246 2246  
2247 2247  
... ... @@ -2261,3 +2261,5 @@
2261 2261  * 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]]
2262 2262  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2263 2263  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
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