Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 118.4 >
edited by Xiaoling
on 2023/05/17 10:50
To version < 112.2 >
edited by Xiaoling
on 2023/03/31 09:35
>
Change comment: There is no comment for this version

Summary

Details

Page properties
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, 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  
... ... @@ -1148,7 +1148,7 @@
1148 1148  )))
1149 1149  
1150 1150  (((
1151 -[[image:image-20230426161322-1.png]]
1107 +[[image:image-20220524093724-9.png]]
1152 1152  )))
1153 1153  
1154 1154  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1567,9 +1567,9 @@
1567 1567  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1568 1568  
1569 1569  
1570 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1526 +**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1571 1571  
1572 -(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1528 +Note: DO pins go to float when device is power off.
1573 1573  
1574 1574  [[image:1653357531600-905.png]]
1575 1575  
... ... @@ -1591,9 +1591,9 @@
1591 1591  
1592 1592  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1593 1593  
1594 -(% style="color:red" %)**Red:  12~~24v**
1550 +**Red:  12~~24v**
1595 1595  
1596 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1552 +**Yellow:  4~~20mA**
1597 1597  
1598 1598  **Black:  GND**
1599 1599  
... ... @@ -1956,7 +1956,7 @@
1956 1956  **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?
1957 1957  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1958 1958  
1959 -**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.**
1915 +**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**
1960 1960  
1961 1961  
1962 1962  )))
... ... @@ -2020,10 +2020,8 @@
2020 2020  
2021 2021   [[image:image-20220524103407-12.png]]
2022 2022  
2023 -
2024 2024  [[image:image-20220524103429-13.png]]
2025 2025  
2026 -
2027 2027  [[image:image-20220524104033-15.png]]
2028 2028  
2029 2029  
... ... @@ -2111,20 +2111,14 @@
2111 2111  [[image:1653360498588-932.png||height="485" width="726"]]
2112 2112  
2113 2113  
2114 -== 6.4 How to change the uplink interval？ ==
2068 +== 6.4 Can I see counting event in Serial? ==
2115 2115  
2116 2116  
2117 -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/]]
2118 -
2119 -
2120 -== 6.5 Can I see counting event in Serial? ==
2121 -
2122 -
2123 2123  (((
2124 2124  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.
2125 2125  
2126 2126  
2127 -== 6.6 Can i use point to point communication for LT-22222-L? ==
2075 +== 6.5 Can i use point to point communication for LT-22222-L? ==
2128 2128  
2129 2129  
2130 2130  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]].
... ... @@ -2133,7 +2133,7 @@
2133 2133  )))
2134 2134  
2135 2135  (((
2136 -== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2084 +== 6.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2137 2137  
2138 2138  
2139 2139  If the device is not shut down, but directly powered off.
... ... @@ -2145,7 +2145,7 @@
2145 2145  After restart, the status before power failure will be read from flash.
2146 2146  
2147 2147  
2148 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2096 +== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2149 2149  
2150 2150  
2151 2151  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
... ... @@ -2154,7 +2154,7 @@
2154 2154  [[image:image-20221006170630-1.png||height="610" width="945"]]
2155 2155  
2156 2156  
2157 -== 6.9 Can LT22222-L save RO state? ==
2105 +== 6.8 Can LT22222-L save RO state? ==
2158 2158  
2159 2159  
2160 2160  Firmware version needs to be no less than 1.6.0.
... ... @@ -2253,3 +2253,5 @@
2253 2253  * 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]]
2254 2254  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2255 2255  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2204 +
2205 +
image-20230424115112-1.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.Xiaoling
Size
... ... @@ -1,1 +1,0 @@
1 -27.1 KB
Content
image-20230425173351-1.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.Xiaoling
Size
... ... @@ -1,1 +1,0 @@
1 -207.8 KB
Content
image-20230425173427-2.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.Xiaoling
Size
... ... @@ -1,1 +1,0 @@
1 -150.1 KB
Content
image-20230426161322-1.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.Bei
Size
... ... @@ -1,1 +1,0 @@
1 -15.2 KB
Content

Applications

Navigation

Copyright ©2010-2024 Dragino Technology Co., LTD. All rights reserved
Dragino Wiki v2.0