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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... ... @@ -162,7 +162,6 @@ 162 162 163 163 ))) 164 164 165 - 166 166 == 1.3 Features == 167 167 168 168 * LoRaWAN Class A & Class C protocol ... ... @@ -173,7 +173,6 @@ 173 173 * Firmware upgradable via program port 174 174 * Counting 175 175 176 - 177 177 == 1.4 Applications == 178 178 179 179 * Smart Buildings & Home Automation ... ... @@ -183,7 +183,6 @@ 183 183 * Smart Cities 184 184 * Smart Factory 185 185 186 - 187 187 == 1.5 Hardware Variants == 188 188 189 189 (% border="1" style="background-color:#f7faff; width:500px" %) ... ... @@ -197,7 +197,6 @@ 197 197 * 1 x Counting Port 198 198 ))) 199 199 200 - 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. ... ... @@ -279,7 +279,6 @@ 279 279 * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 280 280 * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5 281 281 282 - 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. ... ... @@ -330,7 +330,6 @@ 330 330 ** DO1 is high in case there is load between DO1 and V+. 331 331 ** DO1 LED is off in both case 332 332 333 - 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. ... ... @@ -745,7 +745,6 @@ 745 745 746 746 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 747 747 748 - 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]] ... ... @@ -1820,19 +1820,25 @@ 1820 1820 1821 1821 == 5.1 How to upgrade the image? == 1822 1822 1816 + 1823 1823 The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to: 1824 1824 1825 1825 * Support new features 1826 1826 * For bug fix 1827 1827 * Change LoRaWAN bands. 1822 + 1828 1828 Below shows the hardware connection for how to upload an image to the LT: 1829 -* [[image:1653359603330-121.png]] 1830 1830 1825 +[[image:1653359603330-121.png]] 1826 + 1827 + 1831 1831 ((( 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**: 1829 +(% 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]]. 1830 +(% 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/]]. 1831 +(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1832 + 1833 + 1834 +(% style="color:blue" %)**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 ... ... @@ -1842,6 +1842,7 @@ 1842 1842 1843 1843 [[image:image-20220524104033-15.png]] 1844 1844 1844 + 1845 1845 (% 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: 1846 1846 1847 1847 [[image:1653360054704-518.png||height="186" width="745"]] ... ... @@ -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. 1877 + 1878 + 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 1894 + 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 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 1910 1910 ))) 1911 1911 1912 + 1912 1912 ((( 1913 1913 As shown in below: 1914 1914 ))) ... ... @@ -1984,7 +1984,6 @@ 1984 1984 * (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1985 1985 1986 1986 1987 - 1988 1988 = 8. Packing Info = 1989 1989 1990 1990 ... ... @@ -1995,7 +1995,6 @@ 1995 1995 * Bracket for controller x1 1996 1996 * Program cable x 1 1997 1997 1998 - 1999 1999 **Dimension and weight**: 2000 2000 2001 2001 * Device Size: 13.5 x 7 x 3 cm ... ... @@ -2004,7 +2004,6 @@ 2004 2004 * Weight / pcs : 170g 2005 2005 2006 2006 2007 - 2008 2008 = 9. Support = 2009 2009 2010 2010 * ((( ... ... @@ -2015,7 +2015,6 @@ 2015 2015 ))) 2016 2016 2017 2017 2018 - 2019 2019 = 10. Reference = 2020 2020 2021 2021 * 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]]