Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.54 >
edited by Xiaoling
on 2022/06/10 09:07
To version < 77.36 >
edited by Xiaoling
on 2022/06/10 08:54
>
Change comment: There is no comment for this version

Summary

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Content
... ... @@ -162,6 +162,7 @@
162 162  
163 163  )))
164 164  
165 +
165 165  == 1.3 Features ==
166 166  
167 167  * LoRaWAN Class A & Class C protocol
... ... @@ -172,6 +172,7 @@
172 172  * Firmware upgradable via program port
173 173  * Counting
174 174  
176 +
175 175  == 1.4  Applications ==
176 176  
177 177  * Smart Buildings & Home Automation
... ... @@ -181,6 +181,7 @@
181 181  * Smart Cities
182 182  * Smart Factory
183 183  
186 +
184 184  == 1.5 Hardware Variants ==
185 185  
186 186  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -194,6 +194,7 @@
194 194  * 1 x Counting Port
195 195  )))
196 196  
200 +
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 +275,7 @@
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  
282 +
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.
... ... @@ -325,6 +325,7 @@
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  
333 +
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 +739,7 @@
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  
748 +
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]]
... ... @@ -1484,7 +1484,6 @@
1484 1484  
1485 1485  [[image:1653358238933-385.png]]
1486 1486  
1487 -
1488 1488  (((
1489 1489  In PC, User needs to set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**)(%%) to active it. As shown below:
1490 1490  )))
... ... @@ -1491,7 +1491,6 @@
1491 1491  
1492 1492  [[image:1653358355238-883.png]]
1493 1493  
1494 -
1495 1495  (((
1496 1496  More detail AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1497 1497  )))
... ... @@ -1689,9 +1689,7 @@
1689 1689  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1690 1690  
1691 1691  (((
1692 -
1693 -
1694 -**If device has not joined network yet:**
1697 +If device has not joined network yet:
1695 1695  )))
1696 1696  
1697 1697  (((
... ... @@ -1716,7 +1716,7 @@
1716 1716  
1717 1717  
1718 1718  (((
1719 -**If device already joined network:**
1722 +If device already joined network:
1720 1720  )))
1721 1721  
1722 1722  (((
... ... @@ -1734,9 +1734,7 @@
1734 1734  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1735 1735  
1736 1736  (((
1737 -
1738 -
1739 -(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1740 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1740 1740  )))
1741 1741  
1742 1742  (((
... ... @@ -1744,7 +1744,7 @@
1744 1744  )))
1745 1745  
1746 1746  (((
1747 -(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1748 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1748 1748  )))
1749 1749  
1750 1750  (((
... ... @@ -1752,41 +1752,39 @@
1752 1752  )))
1753 1753  
1754 1754  (((
1755 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1756 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1756 1756  )))
1757 1757  
1758 1758  (((
1759 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1760 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
1760 1760  )))
1761 1761  
1762 1762  (((
1763 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1764 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1764 1764  )))
1765 1765  
1766 1766  (((
1767 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1768 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1768 1768  )))
1769 1769  
1770 1770  (((
1771 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1772 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
1772 1772  )))
1773 1773  
1774 1774  (((
1775 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1776 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1776 1776  )))
1777 1777  
1778 1778  (((
1779 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1780 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1780 1780  )))
1781 1781  
1782 1782  (((
1783 -(% 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.
1784 +(% 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.
1784 1784  )))
1785 1785  
1786 1786  (((
1787 -(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1788 -
1789 -
1788 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1790 1790  )))
1791 1791  
1792 1792  (((
... ... @@ -1809,6 +1809,7 @@
1809 1809  )))
1810 1810  
1811 1811  
1811 +
1812 1812  === 4.2.3 Change to Class A ===
1813 1813  
1814 1814  If sensor JOINED
... ... @@ -1820,25 +1820,19 @@
1820 1820  
1821 1821  == 5.1 How to upgrade the image? ==
1822 1822  
1823 -
1824 1824  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1825 1825  
1826 1826  * Support new features
1827 1827  * For bug fix
1828 1828  * Change LoRaWAN bands.
1829 -
1830 1830  Below shows the hardware connection for how to upload an image to the LT:
1829 +* [[image:1653359603330-121.png]]
1831 1831  
1832 -[[image:1653359603330-121.png]]
1833 -
1834 -
1835 1835  (((
1836 -(% 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]].
1837 -(% 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/]].
1838 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1839 -
1840 -
1841 -(% style="color:blue" %)**For LT-22222-L**(%%):
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 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1834 +**Step3: **Open flashloader; choose the correct COM port to update.
1835 +**For LT-22222-L**:
1842 1842  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.
1843 1843  )))
1844 1844  
... ... @@ -1848,7 +1848,6 @@
1848 1848  
1849 1849  [[image:image-20220524104033-15.png]]
1850 1850  
1851 -
1852 1852  (% 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:
1853 1853  
1854 1854  [[image:1653360054704-518.png||height="186" width="745"]]
... ... @@ -1864,11 +1864,14 @@
1864 1864  
1865 1865  (((
1866 1866  User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1860 +
1861 +
1867 1867  )))
1868 1868  
1869 1869  (((
1870 1870  
1871 1871  
1867 +
1872 1872  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1873 1873  )))
1874 1874  
... ... @@ -1881,8 +1881,6 @@
1881 1881  (((
1882 1882  (((
1883 1883  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1884 -
1885 -
1886 1886  )))
1887 1887  )))
1888 1888  
... ... @@ -1898,25 +1898,23 @@
1898 1898  (% 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.
1899 1899  )))
1900 1900  
1901 -
1902 1902  (((
1903 1903  (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1904 1904  )))
1905 1905  
1906 1906  (((
1907 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1908 -(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
1909 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1910 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
1911 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
1912 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1913 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1914 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1915 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
1916 -(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
1900 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1901 +(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1902 +(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1903 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1904 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1905 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1906 +(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1907 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1908 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1909 +(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1917 1917  )))
1918 1918  
1919 -
1920 1920  (((
1921 1921  As shown in below:
1922 1922  )))
... ... @@ -1933,6 +1933,8 @@
1933 1933  == 5.5 Can i use point to point communication for LT-22222-L? ==
1934 1934  
1935 1935  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1928 +
1929 +
1936 1936  )))
1937 1937  
1938 1938  (((
... ... @@ -1949,6 +1949,8 @@
1949 1949  
1950 1950  (((
1951 1951  Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1946 +
1947 +
1952 1952  )))
1953 1953  
1954 1954  (((
... ... @@ -1963,7 +1963,11 @@
1963 1963  
1964 1964  (((
1965 1965  
1962 +)))
1966 1966  
1964 +(((
1965 +
1966 +
1967 1967  == 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1968 1968  )))
1969 1969  
... ... @@ -1992,6 +1992,7 @@
1992 1992  * (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1993 1993  
1994 1994  
1995 +
1995 1995  = 8. Packing Info =
1996 1996  
1997 1997  
... ... @@ -2002,6 +2002,7 @@
2002 2002  * Bracket for controller x1
2003 2003  * Program cable x 1
2004 2004  
2006 +
2005 2005  **Dimension and weight**:
2006 2006  
2007 2007  * Device Size: 13.5 x 7 x 3 cm
... ... @@ -2010,6 +2010,7 @@
2010 2010  * Weight / pcs : 170g
2011 2011  
2012 2012  
2015 +
2013 2013  = 9. Support =
2014 2014  
2015 2015  * (((
... ... @@ -2020,6 +2020,7 @@
2020 2020  )))
2021 2021  
2022 2022  
2026 +
2023 2023  = 10. Reference​​​​​ =
2024 2024  
2025 2025  * 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]]

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