Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.43 >
edited by Xiaoling
on 2022/06/10 09:00
To version < 77.31 >
edited by Xiaoling
on 2022/06/10 08:43
>
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... ... @@ -75,6 +75,7 @@
75 75  )))
76 76  )))
77 77  
78 +
78 78  (((
79 79  **Interface for Model: LT22222-L:**
80 80  )))
... ... @@ -98,6 +98,7 @@
98 98  Power Input 7~~ 24V DC. 
99 99  )))
100 100  
102 +
101 101  (((
102 102  **LoRa Spec:**
103 103  )))
... ... @@ -163,6 +163,7 @@
163 163  )))
164 164  
165 165  
168 +
166 166  == 1.3 Features ==
167 167  
168 168  * LoRaWAN Class A & Class C protocol
... ... @@ -174,6 +174,7 @@
174 174  * Counting
175 175  
176 176  
180 +
177 177  == 1.4  Applications ==
178 178  
179 179  * Smart Buildings & Home Automation
... ... @@ -184,6 +184,7 @@
184 184  * Smart Factory
185 185  
186 186  
191 +
187 187  == 1.5 Hardware Variants ==
188 188  
189 189  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -198,6 +198,7 @@
198 198  )))
199 199  
200 200  
206 +
201 201  = 2. Power ON Device =
202 202  
203 203  The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller.
... ... @@ -280,6 +280,7 @@
280 280  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
281 281  
282 282  
289 +
283 283  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
284 284  
285 285  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -315,6 +315,7 @@
315 315  * [1] RO1 relay channel is close and the RO1 LED is ON.
316 316  * [0] RO2 relay channel is open and RO2 LED is OFF;
317 317  
325 +
318 318  **LT22222-L:**
319 319  
320 320  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -331,6 +331,7 @@
331 331  ** DO1 LED is off in both case
332 332  
333 333  
342 +
334 334  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
335 335  
336 336  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
... ... @@ -746,6 +746,7 @@
746 746  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
747 747  
748 748  
758 +
749 749  === 3.4.1 Common Commands ===
750 750  
751 751  They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
... ... @@ -1477,7 +1477,6 @@
1477 1477  [[image:image-20220524100215-10.png||height="382" width="723"]]
1478 1478  
1479 1479  
1480 -
1481 1481  == 3.7 LEDs Indicators ==
1482 1482  
1483 1483  [[image:image-20220524100748-11.png]]
... ... @@ -1687,8 +1687,6 @@
1687 1687  
1688 1688  )))
1689 1689  
1690 -
1691 -
1692 1692  == 4.2 Common AT Command Sequence ==
1693 1693  
1694 1694  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
... ... @@ -1732,8 +1732,6 @@
1732 1732  
1733 1733  )))
1734 1734  
1735 -
1736 -
1737 1737  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1738 1738  
1739 1739  (((
... ... @@ -1807,8 +1807,6 @@
1807 1807  
1808 1808  )))
1809 1809  
1810 -
1811 -
1812 1812  === 4.2.3 Change to Class A ===
1813 1813  
1814 1814  If sensor JOINED
... ... @@ -1832,8 +1832,6 @@
1832 1832  **Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1833 1833  **Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1834 1834  **Step3: **Open flashloader; choose the correct COM port to update.
1835 -
1836 -
1837 1837  **For LT-22222-L**:
1838 1838  Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode.
1839 1839  )))
... ... @@ -1851,8 +1851,6 @@
1851 1851  
1852 1852  (((
1853 1853  (((
1854 -
1855 -
1856 1856  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1857 1857  )))
1858 1858  )))
... ... @@ -1859,11 +1859,11 @@
1859 1859  
1860 1860  (((
1861 1861  User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1862 -)))
1863 1863  
1864 -(((
1865 1865  
1863 +)))
1866 1866  
1865 +(((
1867 1867  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1868 1868  )))
1869 1869  
... ... @@ -1876,8 +1876,6 @@
1876 1876  (((
1877 1877  (((
1878 1878  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1879 -
1880 -
1881 1881  )))
1882 1882  )))
1883 1883  
... ... @@ -1893,25 +1893,23 @@
1893 1893  (% style="color:red" %)Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.
1894 1894  )))
1895 1895  
1896 -
1897 1897  (((
1898 1898  (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1899 1899  )))
1900 1900  
1901 1901  (((
1902 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1903 -(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
1904 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1905 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
1906 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
1907 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1908 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1909 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1910 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
1911 -(% style="background-color:#dcdcdc" %)ATZ  (%%) Reset MCU
1898 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1899 +(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1900 +(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1901 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1902 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1903 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1904 +(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1905 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1906 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1907 +(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1912 1912  )))
1913 1913  
1914 -
1915 1915  (((
1916 1916  As shown in below:
1917 1917  )))
... ... @@ -1928,11 +1928,11 @@
1928 1928  == 5.5 Can i use point to point communication for LT-22222-L? ==
1929 1929  
1930 1930  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1931 -)))
1932 1932  
1933 -(((
1934 1934  
1928 +)))
1935 1935  
1930 +(((
1936 1936  = 6. Trouble Shooting =
1937 1937  )))
1938 1938  
... ... @@ -1944,11 +1944,11 @@
1944 1944  
1945 1945  (((
1946 1946  Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1947 -)))
1948 1948  
1949 -(((
1950 1950  
1944 +)))
1951 1951  
1946 +(((
1952 1952  == 6.2 Have trouble to upload image. ==
1953 1953  )))
1954 1954  
... ... @@ -1958,7 +1958,9 @@
1958 1958  
1959 1959  (((
1960 1960  
1956 +)))
1961 1961  
1958 +(((
1962 1962  == 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1963 1963  )))
1964 1964  
... ... @@ -1966,62 +1966,147 @@
1966 1966  It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1967 1967  )))
1968 1968  
1966 +(((
1967 +
1968 +)))
1969 1969  
1970 -
1970 +(((
1971 1971  = 7. Order Info =
1972 +)))
1972 1972  
1973 -
1974 +(((
1975 +(((
1974 1974  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1977 +)))
1978 +)))
1975 1975  
1976 -
1980 +(((
1981 +(((
1977 1977  (% style="color:#4f81bd" %)**XXX:**
1983 +)))
1984 +)))
1978 1978  
1979 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1980 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1981 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1982 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1983 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1984 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1985 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1986 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1987 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1986 +(((
1987 +* (((
1988 +(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1989 +)))
1990 +)))
1988 1988  
1992 +(((
1993 +* (((
1994 +(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1995 +)))
1996 +)))
1989 1989  
1998 +(((
1999 +* (((
2000 +(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
2001 +)))
2002 +)))
1990 1990  
1991 -= 8. Packing Info =
2004 +(((
2005 +* (((
2006 +(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
2007 +)))
2008 +)))
1992 1992  
2010 +(((
2011 +* (((
2012 +(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
2013 +)))
2014 +)))
1993 1993  
2016 +(((
2017 +* (((
2018 +(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
2019 +)))
2020 +)))
2021 +
2022 +(((
2023 +* (((
2024 +(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
2025 +)))
2026 +)))
2027 +
2028 +(((
2029 +* (((
2030 +(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2031 +)))
2032 +)))
2033 +
2034 +(((
2035 +* (((
2036 +(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2037 +
2038 +
2039 +)))
2040 +
2041 += 8. Packing Info =
2042 +)))
2043 +
2044 +(((
2045 +(((
1994 1994  **Package Includes**:
2047 +)))
2048 +)))
1995 1995  
2050 +(((
2051 +(((
1996 1996  * LT-22222-L I/O Controller x 1
1997 1997  * Stick Antenna for LoRa RF part x 1
1998 1998  * Bracket for controller x1
1999 1999  * Program cable x 1
2056 +)))
2057 +)))
2000 2000  
2001 -
2059 +(((
2060 +(((
2002 2002  **Dimension and weight**:
2062 +)))
2063 +)))
2003 2003  
2065 +(((
2066 +(((
2004 2004  * Device Size: 13.5 x 7 x 3 cm
2005 2005  * Device Weight: 105g
2006 2006  * Package Size / pcs : 14.5 x 8 x 5 cm
2007 2007  * Weight / pcs : 170g
2008 2008  
2072 +
2073 +)))
2074 +)))
2009 2009  
2010 -
2076 +(((
2011 2011  = 9. Support =
2078 +)))
2012 2012  
2013 2013  * (((
2081 +(((
2014 2014  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.
2015 2015  )))
2084 +)))
2016 2016  * (((
2017 -Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2086 +(((
2087 +Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to
2018 2018  )))
2089 +)))
2019 2019  
2091 +(((
2092 +(((
2093 + [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2020 2020  
2095 +
2096 +)))
2021 2021  
2098 +(((
2022 2022  = 10. Reference​​​​​ =
2023 2023  
2024 -* 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]]
2101 +* Product Page:
2102 +
2103 +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]]
2104 +
2025 2025  * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
2026 2026  * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2027 2027  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2108 +)))
2109 +)))

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