Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Saxer Lin on 2025/04/15 17:24
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... ... @@ -1825,13 +1825,19 @@ 1825 1825 * Support new features 1826 1826 * For bug fix 1827 1827 * Change LoRaWAN bands. 1828 + 1829 + 1828 1828 Below shows the hardware connection for how to upload an image to the LT: 1829 -* [[image:1653359603330-121.png]] 1830 1830 1832 +[[image:1653359603330-121.png]] 1833 + 1834 + 1831 1831 ((( 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. 1839 + 1840 + 1835 1835 **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 ))) ... ... @@ -1857,14 +1857,11 @@ 1857 1857 1858 1858 ((( 1859 1859 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 - 1862 1862 ))) 1863 1863 1864 1864 ((( 1865 1865 1866 1866 1867 - 1868 1868 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1869 1869 ))) 1870 1870 ... ... @@ -1877,6 +1877,8 @@ 1877 1877 ((( 1878 1878 ((( 1879 1879 Assume we have a LG02 working in the frequency 868400000 now , below is the step. 1883 + 1884 + 1880 1880 ))) 1881 1881 ))) 1882 1882 ... ... @@ -1892,23 +1892,25 @@ 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 1900 + 1895 1895 ((( 1896 1896 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1897 1897 ))) 1898 1898 1899 1899 ((( 1900 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1901 -(% style="background-color:#dcdcdc" %)AT+FDR 1902 -(% style="background-color:#dcdcdc" %)123456 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 1907 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 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 1906 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1907 +(% style="background-color:#dcdcdc" %)AT+FDR(%%) Reset Parameters to Factory Default, Keys Reserve 1908 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1909 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode 1910 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off 1911 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1912 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds 1913 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1914 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1915 +(% style="background-color:#dcdcdc" %)ATZ (%%) Reset MCU 1910 1910 ))) 1911 1911 1918 + 1912 1912 ((( 1913 1913 As shown in below: 1914 1914 ))) ... ... @@ -1925,8 +1925,6 @@ 1925 1925 == 5.5 Can i use point to point communication for LT-22222-L? == 1926 1926 1927 1927 Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1928 - 1929 - 1930 1930 ))) 1931 1931 1932 1932 ((( ... ... @@ -1943,8 +1943,6 @@ 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 - 1948 1948 ))) 1949 1949 1950 1950 ((( ... ... @@ -1959,11 +1959,7 @@ 1959 1959 1960 1960 ((( 1961 1961 1962 -))) 1963 1963 1964 -((( 1965 - 1966 - 1967 1967 == 6.3 Why I can’t join TTN in US915 /AU915 bands? == 1968 1968 ))) 1969 1969 ... ... @@ -2012,6 +2012,7 @@ 2012 2012 * Weight / pcs : 170g 2013 2013 2014 2014 2014 + 2015 2015 = 9. Support = 2016 2016 2017 2017 * ((( ... ... @@ -2025,10 +2025,7 @@ 2025 2025 2026 2026 = 10. Reference = 2027 2027 2028 -* Product Page: 2029 - 2030 -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]] 2031 - 2028 +* 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]] 2032 2032 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2033 2033 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2034 2034 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]