Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 118.1 >
edited by Ellie Zhang
on 2023/05/09 09:04
To version < 112.1 >
edited by Edwin Chen
on 2023/03/30 16:18
>
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1 -XWiki.Ellie
1 +XWiki.Edwin
Content
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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  
... ... @@ -194,15 +194,10 @@
194 194  
195 195  
196 196  * Smart Buildings & Home Automation
197 -
198 198  * Logistics and Supply Chain Management
199 -
200 200  * Smart Metering
201 -
202 202  * Smart Agriculture
203 -
204 204  * Smart Cities
205 -
206 206  * Smart Factory
207 207  
208 208  
... ... @@ -209,12 +209,9 @@
209 209  == 1.5 Hardware Variants ==
210 210  
211 211  
212 -(% border="1" style="background-color:#f2f2f2; width:500px" %)
213 -|(% 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**
214 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
215 -(% style="text-align:center" %)
216 -[[image:image-20230424115112-1.png||height="106" width="58"]]
217 -)))|(% style="width:334px" %)(((
201 +(% border="1" style="background-color:#f7faff; width:500px" %)
202 +|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
203 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
218 218  * 2 x Digital Input (Bi-direction)
219 219  * 2 x Digital Output
220 220  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -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]]
269 +[[image:1653297924498-393.png]]
284 284  
285 285  
286 286  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -1124,7 +1124,7 @@
1124 1124  )))
1125 1125  
1126 1126  (((
1127 -[[image:image-20230426161322-1.png]]
1113 +[[image:image-20220524093724-9.png]]
1128 1128  )))
1129 1129  
1130 1130  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1543,9 +1543,9 @@
1543 1543  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1544 1544  
1545 1545  
1546 -(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1532 +**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1547 1547  
1548 -(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1534 +Note: DO pins go to float when device is power off.
1549 1549  
1550 1550  [[image:1653357531600-905.png]]
1551 1551  
... ... @@ -1567,9 +1567,9 @@
1567 1567  
1568 1568  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1569 1569  
1570 -(% style="color:red" %)**Red:  12~~24v**
1556 +**Red:  12~~24v**
1571 1571  
1572 -(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1558 +**Yellow:  4~~20mA**
1573 1573  
1574 1574  **Black:  GND**
1575 1575  
... ... @@ -1932,7 +1932,7 @@
1932 1932  **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?
1933 1933  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1934 1934  
1935 -**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.**
1921 +**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**
1936 1936  
1937 1937  
1938 1938  )))
... ... @@ -1964,9 +1964,9 @@
1964 1964  Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
1965 1965  
1966 1966  
1967 -= 6. FAQ =
1953 += 5. FAQ =
1968 1968  
1969 -== 6.1 How to upgrade the image? ==
1955 +== 5.1 How to upgrade the image? ==
1970 1970  
1971 1971  
1972 1972  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
... ... @@ -1996,10 +1996,8 @@
1996 1996  
1997 1997   [[image:image-20220524103407-12.png]]
1998 1998  
1999 -
2000 2000  [[image:image-20220524103429-13.png]]
2001 2001  
2002 -
2003 2003  [[image:image-20220524104033-15.png]]
2004 2004  
2005 2005  
... ... @@ -2011,7 +2011,7 @@
2011 2011  
2012 2012  (((
2013 2013  (((
2014 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
1998 +== 5.2 How to change the LoRa Frequency Bands/Region? ==
2015 2015  
2016 2016  
2017 2017  )))
... ... @@ -2024,7 +2024,7 @@
2024 2024  (((
2025 2025  
2026 2026  
2027 -== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2011 +== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2028 2028  
2029 2029  
2030 2030  )))
... ... @@ -2087,20 +2087,14 @@
2087 2087  [[image:1653360498588-932.png||height="485" width="726"]]
2088 2088  
2089 2089  
2090 -== 6.4 How to change the uplink interval？ ==
2074 +== 5.4 Can I see counting event in Serial? ==
2091 2091  
2092 2092  
2093 -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/]]
2094 -
2095 -
2096 -== 6.5 Can I see counting event in Serial? ==
2097 -
2098 -
2099 2099  (((
2100 2100  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.
2101 2101  
2102 2102  
2103 -== 6.6 Can i use point to point communication for LT-22222-L? ==
2081 +== 5.5 Can i use point to point communication for LT-22222-L? ==
2104 2104  
2105 2105  
2106 2106  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]].
... ... @@ -2109,7 +2109,7 @@
2109 2109  )))
2110 2110  
2111 2111  (((
2112 -== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2090 +== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2113 2113  
2114 2114  
2115 2115  If the device is not shut down, but directly powered off.
... ... @@ -2121,7 +2121,7 @@
2121 2121  After restart, the status before power failure will be read from flash.
2122 2122  
2123 2123  
2124 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2102 +== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2125 2125  
2126 2126  
2127 2127  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
... ... @@ -2130,18 +2130,18 @@
2130 2130  [[image:image-20221006170630-1.png||height="610" width="945"]]
2131 2131  
2132 2132  
2133 -== 6.9 Can LT22222-L save RO state? ==
2111 +== 5.8 Can LT22222-L save RO state? ==
2134 2134  
2135 2135  
2136 2136  Firmware version needs to be no less than 1.6.0.
2137 2137  
2138 2138  
2139 -= 7. Trouble Shooting =
2117 += 6. Trouble Shooting =
2140 2140  )))
2141 2141  
2142 2142  (((
2143 2143  (((
2144 -== 7.1 Downlink doesn't work, how to solve it? ==
2122 +== 6.1 Downlink doesn't work, how to solve it? ==
2145 2145  
2146 2146  
2147 2147  )))
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2154 2154  (((
2155 2155  
2156 2156  
2157 -== 7.2 Have trouble to upload image. ==
2135 +== 6.2 Have trouble to upload image. ==
2158 2158  
2159 2159  
2160 2160  )))
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2166 2166  (((
2167 2167  
2168 2168  
2169 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2147 +== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2170 2170  
2171 2171  
2172 2172  )))
... ... @@ -2176,7 +2176,7 @@
2176 2176  )))
2177 2177  
2178 2178  
2179 -= 8. Order Info =
2157 += 7. Order Info =
2180 2180  
2181 2181  
2182 2182  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
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2194 2194  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2195 2195  
2196 2196  
2197 -= 9. Packing Info =
2175 += 8. Packing Info =
2198 2198  
2199 2199  
2200 2200  **Package Includes**:
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2212 2212  * Weight / pcs : 170g
2213 2213  
2214 2214  
2215 -= 10. Support =
2193 += 9. Support =
2216 2216  
2217 2217  
2218 2218  * (((
... ... @@ -2225,9 +2225,11 @@
2225 2225  
2226 2226  )))
2227 2227  
2228 -= 11. Reference​​​​​ =
2206 += 10. Reference​​​​​ =
2229 2229  
2230 2230  
2231 2231  * 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]]
2232 2232  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2233 2233  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2212 +
2213 +
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