Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.50 >
edited by Xiaoling
on 2022/06/10 09:05
To version < 77.31 >
edited by Xiaoling
on 2022/06/10 08:43
>
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Content
... ... @@ -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  )))
... ... @@ -162,6 +162,8 @@
162 162  
163 163  )))
164 164  
167 +
168 +
165 165  == 1.3 Features ==
166 166  
167 167  * LoRaWAN Class A & Class C protocol
... ... @@ -172,6 +172,8 @@
172 172  * Firmware upgradable via program port
173 173  * Counting
174 174  
179 +
180 +
175 175  == 1.4  Applications ==
176 176  
177 177  * Smart Buildings & Home Automation
... ... @@ -181,6 +181,8 @@
181 181  * Smart Cities
182 182  * Smart Factory
183 183  
190 +
191 +
184 184  == 1.5 Hardware Variants ==
185 185  
186 186  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -194,6 +194,8 @@
194 194  * 1 x Counting Port
195 195  )))
196 196  
205 +
206 +
197 197  = 2. Power ON Device =
198 198  
199 199  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.
... ... @@ -275,6 +275,8 @@
275 275  * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
276 276  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
277 277  
288 +
289 +
278 278  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
279 279  
280 280  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -310,6 +310,7 @@
310 310  * [1] RO1 relay channel is close and the RO1 LED is ON.
311 311  * [0] RO2 relay channel is open and RO2 LED is OFF;
312 312  
325 +
313 313  **LT22222-L:**
314 314  
315 315  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -325,6 +325,8 @@
325 325  ** DO1 is high in case there is load between DO1 and V+.
326 326  ** DO1 LED is off in both case
327 327  
341 +
342 +
328 328  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
329 329  
330 330  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
... ... @@ -739,6 +739,8 @@
739 739  
740 740  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
741 741  
757 +
758 +
742 742  === 3.4.1 Common Commands ===
743 743  
744 744  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]]
... ... @@ -1470,7 +1470,6 @@
1470 1470  [[image:image-20220524100215-10.png||height="382" width="723"]]
1471 1471  
1472 1472  
1473 -
1474 1474  == 3.7 LEDs Indicators ==
1475 1475  
1476 1476  [[image:image-20220524100748-11.png]]
... ... @@ -1680,8 +1680,6 @@
1680 1680  
1681 1681  )))
1682 1682  
1683 -
1684 -
1685 1685  == 4.2 Common AT Command Sequence ==
1686 1686  
1687 1687  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
... ... @@ -1725,12 +1725,10 @@
1725 1725  
1726 1726  )))
1727 1727  
1728 -
1729 -
1730 1730  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1731 1731  
1732 1732  (((
1733 -(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1745 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1734 1734  )))
1735 1735  
1736 1736  (((
... ... @@ -1738,7 +1738,7 @@
1738 1738  )))
1739 1739  
1740 1740  (((
1741 -(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1753 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1742 1742  )))
1743 1743  
1744 1744  (((
... ... @@ -1746,41 +1746,39 @@
1746 1746  )))
1747 1747  
1748 1748  (((
1749 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1761 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1750 1750  )))
1751 1751  
1752 1752  (((
1753 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1765 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
1754 1754  )))
1755 1755  
1756 1756  (((
1757 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1769 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1758 1758  )))
1759 1759  
1760 1760  (((
1761 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1773 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1762 1762  )))
1763 1763  
1764 1764  (((
1765 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1777 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
1766 1766  )))
1767 1767  
1768 1768  (((
1769 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1781 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1770 1770  )))
1771 1771  
1772 1772  (((
1773 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1785 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1774 1774  )))
1775 1775  
1776 1776  (((
1777 -(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%) Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1789 +(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%)Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1778 1778  )))
1779 1779  
1780 1780  (((
1781 -(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1782 -
1783 -
1793 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1784 1784  )))
1785 1785  
1786 1786  (((
... ... @@ -1802,7 +1802,6 @@
1802 1802  
1803 1803  )))
1804 1804  
1805 -
1806 1806  === 4.2.3 Change to Class A ===
1807 1807  
1808 1808  If sensor JOINED
... ... @@ -1814,25 +1814,19 @@
1814 1814  
1815 1815  == 5.1 How to upgrade the image? ==
1816 1816  
1817 -
1818 1818  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1819 1819  
1820 1820  * Support new features
1821 1821  * For bug fix
1822 1822  * Change LoRaWAN bands.
1823 -
1824 1824  Below shows the hardware connection for how to upload an image to the LT:
1832 +* [[image:1653359603330-121.png]]
1825 1825  
1826 -[[image:1653359603330-121.png]]
1827 -
1828 -
1829 1829  (((
1830 -(% style="color:blue" %)**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]].
1831 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1832 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1833 -
1834 -
1835 -(% style="color:blue" %)**For LT-22222-L**(%%):
1835 +**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]].
1836 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1837 +**Step3: **Open flashloader; choose the correct COM port to update.
1838 +**For LT-22222-L**:
1836 1836  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.
1837 1837  )))
1838 1838  
... ... @@ -1842,7 +1842,6 @@
1842 1842  
1843 1843  [[image:image-20220524104033-15.png]]
1844 1844  
1845 -
1846 1846  (% style="color:red" %)**Notice**(%%): In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1847 1847  
1848 1848  [[image:1653360054704-518.png||height="186" width="745"]]
... ... @@ -1850,8 +1850,6 @@
1850 1850  
1851 1851  (((
1852 1852  (((
1853 -
1854 -
1855 1855  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1856 1856  )))
1857 1857  )))
... ... @@ -1858,11 +1858,11 @@
1858 1858  
1859 1859  (((
1860 1860  User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1861 -)))
1862 1862  
1863 -(((
1864 1864  
1863 +)))
1865 1865  
1865 +(((
1866 1866  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1867 1867  )))
1868 1868  
... ... @@ -1875,8 +1875,6 @@
1875 1875  (((
1876 1876  (((
1877 1877  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1878 -
1879 -
1880 1880  )))
1881 1881  )))
1882 1882  
... ... @@ -1892,25 +1892,23 @@
1892 1892  (% 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.
1893 1893  )))
1894 1894  
1895 -
1896 1896  (((
1897 1897  (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1898 1898  )))
1899 1899  
1900 1900  (((
1901 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1902 -(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
1903 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1904 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
1905 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
1906 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1907 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1908 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1909 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
1910 -(% 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
1911 1911  )))
1912 1912  
1913 -
1914 1914  (((
1915 1915  As shown in below:
1916 1916  )))
... ... @@ -1927,11 +1927,11 @@
1927 1927  == 5.5 Can i use point to point communication for LT-22222-L? ==
1928 1928  
1929 1929  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1930 -)))
1931 1931  
1932 -(((
1933 1933  
1928 +)))
1934 1934  
1930 +(((
1935 1935  = 6. Trouble Shooting =
1936 1936  )))
1937 1937  
... ... @@ -1943,11 +1943,11 @@
1943 1943  
1944 1944  (((
1945 1945  Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1946 -)))
1947 1947  
1948 -(((
1949 1949  
1944 +)))
1950 1950  
1946 +(((
1951 1951  == 6.2 Have trouble to upload image. ==
1952 1952  )))
1953 1953  
... ... @@ -1957,7 +1957,9 @@
1957 1957  
1958 1958  (((
1959 1959  
1956 +)))
1960 1960  
1958 +(((
1961 1961  == 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1962 1962  )))
1963 1963  
... ... @@ -1965,58 +1965,147 @@
1965 1965  It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1966 1966  )))
1967 1967  
1966 +(((
1967 +
1968 +)))
1968 1968  
1969 -
1970 +(((
1970 1970  = 7. Order Info =
1972 +)))
1971 1971  
1972 -
1974 +(((
1975 +(((
1973 1973  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1977 +)))
1978 +)))
1974 1974  
1975 -
1980 +(((
1981 +(((
1976 1976  (% style="color:#4f81bd" %)**XXX:**
1983 +)))
1984 +)))
1977 1977  
1978 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1979 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1980 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1981 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1982 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1983 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1984 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1985 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1986 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1986 +(((
1987 +* (((
1988 +(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1989 +)))
1990 +)))
1987 1987  
1992 +(((
1993 +* (((
1994 +(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1995 +)))
1996 +)))
1988 1988  
1989 -= 8. Packing Info =
1998 +(((
1999 +* (((
2000 +(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
2001 +)))
2002 +)))
1990 1990  
2004 +(((
2005 +* (((
2006 +(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
2007 +)))
2008 +)))
1991 1991  
2010 +(((
2011 +* (((
2012 +(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
2013 +)))
2014 +)))
2015 +
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 +(((
1992 1992  **Package Includes**:
2047 +)))
2048 +)))
1993 1993  
2050 +(((
2051 +(((
1994 1994  * LT-22222-L I/O Controller x 1
1995 1995  * Stick Antenna for LoRa RF part x 1
1996 1996  * Bracket for controller x1
1997 1997  * Program cable x 1
2056 +)))
2057 +)))
1998 1998  
2059 +(((
2060 +(((
1999 1999  **Dimension and weight**:
2062 +)))
2063 +)))
2000 2000  
2065 +(((
2066 +(((
2001 2001  * Device Size: 13.5 x 7 x 3 cm
2002 2002  * Device Weight: 105g
2003 2003  * Package Size / pcs : 14.5 x 8 x 5 cm
2004 2004  * Weight / pcs : 170g
2005 2005  
2072 +
2073 +)))
2074 +)))
2006 2006  
2076 +(((
2007 2007  = 9. Support =
2078 +)))
2008 2008  
2009 2009  * (((
2081 +(((
2010 2010  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.
2011 2011  )))
2084 +)))
2012 2012  * (((
2013 -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
2014 2014  )))
2089 +)))
2015 2015  
2091 +(((
2092 +(((
2093 + [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2016 2016  
2095 +
2096 +)))
2097 +
2098 +(((
2017 2017  = 10. Reference​​​​​ =
2018 2018  
2019 -* 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 +
2020 2020  * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
2021 2021  * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2022 2022  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2108 +)))
2109 +)))

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