Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 111.2 >
edited by Xiaoling
on 2023/01/29 11:26
To version < 118.1 >
edited by Ellie Zhang
on 2023/05/09 09:04
>
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Summary

Details

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Author
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1 -XWiki.Xiaoling
1 +XWiki.Ellie
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  (((
... ... @@ -176,33 +176,45 @@
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  
187 -
188 188  == 1.4  Applications ==
189 189  
190 190  
191 191  * Smart Buildings & Home Automation
197 +
192 192  * Logistics and Supply Chain Management
199 +
193 193  * Smart Metering
201 +
194 194  * Smart Agriculture
203 +
195 195  * Smart Cities
205 +
196 196  * Smart Factory
197 197  
198 198  
199 -
200 200  == 1.5 Hardware Variants ==
201 201  
202 202  
203 -(% border="1" style="background-color:#f7faff; width:500px" %)
204 -|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
205 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
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" %)(((
206 206  * 2 x Digital Input (Bi-direction)
207 207  * 2 x Digital Output
208 208  * 2 x Relay Output (5A@250VAC / 30VDC)
... ... @@ -212,7 +212,6 @@
212 212  )))
213 213  
214 214  
215 -
216 216  = 2. Power ON Device =
217 217  
218 218  
... ... @@ -269,7 +269,7 @@
269 269  Each LT is shipped with a sticker with the default device EUI as below:
270 270  )))
271 271  
272 -[[image:1653297924498-393.png]]
283 +[[image:image-20230425173427-2.png]]
273 273  
274 274  
275 275  Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
... ... @@ -307,7 +307,6 @@
307 307  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
308 308  
309 309  
310 -
311 311  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
312 312  
313 313  
... ... @@ -365,7 +365,6 @@
365 365  ** DO1 LED is off in both case
366 366  
367 367  
368 -
369 369  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
370 370  
371 371  
... ... @@ -763,7 +763,6 @@
763 763  * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
764 764  
765 765  
766 -
767 767  === 3.4.1 Common Commands ===
768 768  
769 769  
... ... @@ -1116,7 +1116,7 @@
1116 1116  )))
1117 1117  
1118 1118  (((
1119 -[[image:image-20220524093724-9.png]]
1127 +[[image:image-20230426161322-1.png]]
1120 1120  )))
1121 1121  
1122 1122  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
... ... @@ -1535,9 +1535,9 @@
1535 1535  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1536 1536  
1537 1537  
1538 -**NPN output**: GND or Float. Max voltage can apply to output pin is 36v.
1546 +(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
1539 1539  
1540 -Note: DO pins go to float when device is power off.
1548 +(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1541 1541  
1542 1542  [[image:1653357531600-905.png]]
1543 1543  
... ... @@ -1559,9 +1559,9 @@
1559 1559  
1560 1560  (% style="color:blue" %)**Specifications of the wind speed sensor:**
1561 1561  
1562 -**Red:  12~~24v**
1570 +(% style="color:red" %)**Red:  12~~24v**
1563 1563  
1564 -**Yellow:  4~~20mA**
1572 +(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1565 1565  
1566 1566  **Black:  GND**
1567 1567  
... ... @@ -1924,7 +1924,7 @@
1924 1924  **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?
1925 1925  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1926 1926  
1927 -**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**
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.**
1928 1928  
1929 1929  
1930 1930  )))
... ... @@ -1948,11 +1948,19 @@
1948 1948  )))
1949 1949  
1950 1950  
1951 -= 5. FAQ =
1959 += 5. Case Study =
1952 1952  
1953 -== 5.1 How to upgrade the image? ==
1961 +== 5.1 Counting how many objects pass in Flow Line ==
1954 1954  
1955 1955  
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 +
1966 +
1967 += 6. FAQ =
1968 +
1969 +== 6.1 How to upgrade the image? ==
1970 +
1971 +
1956 1956  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1957 1957  
1958 1958  * Support new features
... ... @@ -1980,8 +1980,10 @@
1980 1980  
1981 1981   [[image:image-20220524103407-12.png]]
1982 1982  
1999 +
1983 1983  [[image:image-20220524103429-13.png]]
1984 1984  
2002 +
1985 1985  [[image:image-20220524104033-15.png]]
1986 1986  
1987 1987  
... ... @@ -1993,7 +1993,7 @@
1993 1993  
1994 1994  (((
1995 1995  (((
1996 -== 5.2 How to change the LoRa Frequency Bands/Region? ==
2014 +== 6.2 How to change the LoRa Frequency Bands/Region? ==
1997 1997  
1998 1998  
1999 1999  )))
... ... @@ -2006,7 +2006,7 @@
2006 2006  (((
2007 2007  
2008 2008  
2009 -== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2027 +== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2010 2010  
2011 2011  
2012 2012  )))
... ... @@ -2069,14 +2069,20 @@
2069 2069  [[image:1653360498588-932.png||height="485" width="726"]]
2070 2070  
2071 2071  
2072 -== 5.4 Can I see counting event in Serial? ==
2090 +== 6.4 How to change the uplink interval？ ==
2073 2073  
2074 2074  
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 +
2075 2075  (((
2076 2076  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.
2077 2077  
2078 2078  
2079 -== 5.5 Can i use point to point communication for LT-22222-L? ==
2103 +== 6.6 Can i use point to point communication for LT-22222-L? ==
2080 2080  
2081 2081  
2082 2082  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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2085 2085  )))
2086 2086  
2087 2087  (((
2088 -== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2112 +== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2089 2089  
2090 2090  
2091 2091  If the device is not shut down, but directly powered off.
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2097 2097  After restart, the status before power failure will be read from flash.
2098 2098  
2099 2099  
2100 -== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2124 +== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2101 2101  
2102 2102  
2103 2103  LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
... ... @@ -2106,18 +2106,18 @@
2106 2106  [[image:image-20221006170630-1.png||height="610" width="945"]]
2107 2107  
2108 2108  
2109 -== 5.8 Can LT22222-L save RO state? ==
2133 +== 6.9 Can LT22222-L save RO state? ==
2110 2110  
2111 2111  
2112 2112  Firmware version needs to be no less than 1.6.0.
2113 2113  
2114 2114  
2115 -= 6. Trouble Shooting =
2139 += 7. Trouble Shooting =
2116 2116  )))
2117 2117  
2118 2118  (((
2119 2119  (((
2120 -== 6.1 Downlink doesn't work, how to solve it? ==
2144 +== 7.1 Downlink doesn't work, how to solve it? ==
2121 2121  
2122 2122  
2123 2123  )))
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2130 2130  (((
2131 2131  
2132 2132  
2133 -== 6.2 Have trouble to upload image. ==
2157 +== 7.2 Have trouble to upload image. ==
2134 2134  
2135 2135  
2136 2136  )))
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2142 2142  (((
2143 2143  
2144 2144  
2145 -== 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? ==
2146 2146  
2147 2147  
2148 2148  )))
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2152 2152  )))
2153 2153  
2154 2154  
2155 -= 7. Order Info =
2179 += 8. Order Info =
2156 2156  
2157 2157  
2158 2158  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
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2170 2170  * (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2171 2171  
2172 2172  
2197 += 9. Packing Info =
2173 2173  
2174 -= 8. Packing Info =
2175 2175  
2176 -
2177 2177  **Package Includes**:
2178 2178  
2179 2179  * LT-22222-L I/O Controller x 1
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2189 2189  * Weight / pcs : 170g
2190 2190  
2191 2191  
2215 += 10. Support =
2192 2192  
2193 -= 9. Support =
2194 2194  
2195 -
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​​​​​ =
2228 += 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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