Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 112.1 >
edited by Edwin Chen
on 2023/03/30 16:18
To version < 117.2 >
edited by Xiaoling
on 2023/04/26 17:51
>
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Author
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1 -XWiki.Edwin
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  (((
... ... @@ -176,31 +176,47 @@
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  
193 +
187 187  == 1.4  Applications ==
188 188  
189 189  
190 190  * Smart Buildings & Home Automation
198 +
191 191  * Logistics and Supply Chain Management
200 +
192 192  * Smart Metering
202 +
193 193  * Smart Agriculture
204 +
194 194  * Smart Cities
206 +
195 195  * Smart Factory
196 196  
197 197  
210 +
198 198  == 1.5 Hardware Variants ==
199 199  
200 200  
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" %)(((
214 +(% border="1" style="background-color:#f2f2f2; width:500px" %)
215 +|(% 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**
216 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
217 +(% style="text-align:center" %)
218 +[[image:image-20230424115112-1.png||height="106" width="58"]]
219 +)))|(% style="width:334px" %)(((
204 204  * 2 x Digital Input (Bi-direction)
205 205  * 2 x Digital Output
206 206  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -210,6 +210,7 @@
210 210  )))
211 211  
212 212  
229 +
213 213  = 2. Power ON Device =
214 214  
215 215  
... ... @@ -266,7 +266,7 @@
266 266  Each LT is shipped with a sticker with the default device EUI as below:
267 267  )))
268 268  
269 -[[image:1653297924498-393.png]]
286 +[[image:image-20230425173427-2.png]]
270 270  
271 271  
272 272  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -304,6 +304,7 @@
304 304  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
305 305  
306 306  
324 +
307 307  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
308 308  
309 309  
... ... @@ -361,6 +361,7 @@
361 361  ** DO1 LED is off in both case
362 362  
363 363  
382 +
364 364  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
365 365  
366 366  
... ... @@ -758,6 +758,7 @@
758 758  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
759 759  
760 760  
780 +
761 761  === 3.4.1 Common Commands ===
762 762  
763 763  
... ... @@ -1110,7 +1110,7 @@
1110 1110  )))
1111 1111  
1112 1112  (((
1113 -[[image:image-20220524093724-9.png]]
1133 +[[image:image-20230426161322-1.png]]
1114 1114  )))
1115 1115  
1116 1116  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1529,9 +1529,9 @@
1529 1529  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1530 1530  
1531 1531  
1532 -**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1552 +(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1533 1533  
1534 -Note: DO pins go to float when device is power off.
1554 +(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1535 1535  
1536 1536  [[image:1653357531600-905.png]]
1537 1537  
... ... @@ -1553,9 +1553,9 @@
1553 1553  
1554 1554  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1555 1555  
1556 -**Red:  12~~24v**
1576 +(% style="color:red" %)**Red:  12~~24v**
1557 1557  
1558 -**Yellow:  4~~20mA**
1578 +(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1559 1559  
1560 1560  **Black:  GND**
1561 1561  
... ... @@ -1918,7 +1918,7 @@
1918 1918  **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?
1919 1919  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1920 1920  
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**
1941 +**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.**
1922 1922  
1923 1923  
1924 1924  )))
... ... @@ -1950,9 +1950,9 @@
1950 1950  Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
1951 1951  
1952 1952  
1953 -= 5. FAQ =
1973 += 6. FAQ =
1954 1954  
1955 -== 5.1 How to upgrade the image? ==
1975 +== 6.1 How to upgrade the image? ==
1956 1956  
1957 1957  
1958 1958  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
... ... @@ -1982,8 +1982,10 @@
1982 1982  
1983 1983   [[image:image-20220524103407-12.png]]
1984 1984  
2005 +
1985 1985  [[image:image-20220524103429-13.png]]
1986 1986  
2008 +
1987 1987  [[image:image-20220524104033-15.png]]
1988 1988  
1989 1989  
... ... @@ -1995,7 +1995,7 @@
1995 1995  
1996 1996  (((
1997 1997  (((
1998 -== 5.2 How to change the LoRa Frequency Bands/Region? ==
2020 +== 6.2 How to change the LoRa Frequency Bands/Region? ==
1999 1999  
2000 2000  
2001 2001  )))
... ... @@ -2008,7 +2008,7 @@
2008 2008  (((
2009 2009  
2010 2010  
2011 -== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2033 +== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2012 2012  
2013 2013  
2014 2014  )))
... ... @@ -2071,7 +2071,7 @@
2071 2071  [[image:1653360498588-932.png||height="485" width="726"]]
2072 2072  
2073 2073  
2074 -== 5.4 Can I see counting event in Serial? ==
2096 +== 6.4 Can I see counting event in Serial? ==
2075 2075  
2076 2076  
2077 2077  (((
... ... @@ -2078,7 +2078,7 @@
2078 2078  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.
2079 2079  
2080 2080  
2081 -== 5.5 Can i use point to point communication for LT-22222-L? ==
2103 +== 6.5 Can i use point to point communication for LT-22222-L? ==
2082 2082  
2083 2083  
2084 2084  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]].
... ... @@ -2087,7 +2087,7 @@
2087 2087  )))
2088 2088  
2089 2089  (((
2090 -== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2112 +== 6.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2091 2091  
2092 2092  
2093 2093  If the device is not shut down, but directly powered off.
... ... @@ -2099,7 +2099,7 @@
2099 2099  After restart, the status before power failure will be read from flash.
2100 2100  
2101 2101  
2102 -== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2124 +== 6.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2103 2103  
2104 2104  
2105 2105  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
... ... @@ -2108,18 +2108,18 @@
2108 2108  [[image:image-20221006170630-1.png||height="610" width="945"]]
2109 2109  
2110 2110  
2111 -== 5.8 Can LT22222-L save RO state? ==
2133 +== 6.8 Can LT22222-L save RO state? ==
2112 2112  
2113 2113  
2114 2114  Firmware version needs to be no less than 1.6.0.
2115 2115  
2116 2116  
2117 -= 6. Trouble Shooting =
2139 += 7. Trouble Shooting =
2118 2118  )))
2119 2119  
2120 2120  (((
2121 2121  (((
2122 -== 6.1 Downlink doesn't work, how to solve it? ==
2144 +== 7.1 Downlink doesn't work, how to solve it? ==
2123 2123  
2124 2124  
2125 2125  )))
... ... @@ -2132,7 +2132,7 @@
2132 2132  (((
2133 2133  
2134 2134  
2135 -== 6.2 Have trouble to upload image. ==
2157 +== 7.2 Have trouble to upload image. ==
2136 2136  
2137 2137  
2138 2138  )))
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2144 2144  (((
2145 2145  
2146 2146  
2147 -== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
2169 +== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2148 2148  
2149 2149  
2150 2150  )))
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2154 2154  )))
2155 2155  
2156 2156  
2157 -= 7. Order Info =
2179 += 8. Order Info =
2158 2158  
2159 2159  
2160 2160  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
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2172 2172  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2173 2173  
2174 2174  
2175 -= 8. Packing Info =
2176 2176  
2198 += 9. Packing Info =
2177 2177  
2200 +
2178 2178  **Package Includes**:
2179 2179  
2180 2180  * LT-22222-L I/O Controller x 1
... ... @@ -2190,9 +2190,10 @@
2190 2190  * Weight / pcs : 170g
2191 2191  
2192 2192  
2193 -= 9. Support =
2194 2194  
2217 += 10. Support =
2195 2195  
2219 +
2196 2196  * (((
2197 2197  Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
2198 2198  )))
... ... @@ -2203,11 +2203,9 @@
2203 2203  
2204 2204  )))
2205 2205  
2206 -= 10. Reference​​​​​ =
2230 += 11. Reference​​​​​ =
2207 2207  
2208 2208  
2209 2209  * 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]]
2210 2210  * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]]
2211 2211  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2212 -
2213 -
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