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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... ... @@ -162,6 +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]] ... ... @@ -1813,25 +1813,21 @@ 1813 1813 1814 1814 == 5.1 How to upgrade the image? == 1815 1815 1816 - 1817 1817 The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to: 1818 1818 1819 1819 * Support new features 1820 1820 * For bug fix 1821 1821 * Change LoRaWAN bands. 1822 - 1823 1823 Below shows the hardware connection for how to upload an image to the LT: 1829 +* [[image:1653359603330-121.png]] 1824 1824 1825 -[[image:1653359603330-121.png]] 1826 - 1827 - 1828 1828 ((( 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**(%%)**:**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. 1832 1832 1833 1833 1834 - (% style="color:blue" %)**For LT-22222-L**(%%):1837 +**For LT-22222-L**: 1835 1835 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. 1836 1836 ))) 1837 1837 ... ... @@ -1841,7 +1841,6 @@ 1841 1841 1842 1842 [[image:image-20220524104033-15.png]] 1843 1843 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"]] ... ... @@ -1906,7 +1906,7 @@ 1906 1906 (% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds 1907 1907 (% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1908 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 1911 +(% style="background-color:#dcdcdc" %)ATZ (%%) Reset MCU 1910 1910 ))) 1911 1911 1912 1912 ... ... @@ -1985,6 +1985,7 @@ 1985 1985 * (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1986 1986 1987 1987 1990 + 1988 1988 = 8. Packing Info = 1989 1989 1990 1990 ... ... @@ -1995,6 +1995,7 @@ 1995 1995 * Bracket for controller x1 1996 1996 * Program cable x 1 1997 1997 2001 + 1998 1998 **Dimension and weight**: 1999 1999 2000 2000 * Device Size: 13.5 x 7 x 3 cm ... ... @@ -2003,6 +2003,7 @@ 2003 2003 * Weight / pcs : 170g 2004 2004 2005 2005 2010 + 2006 2006 = 9. Support = 2007 2007 2008 2008 * ((( ... ... @@ -2013,6 +2013,7 @@ 2013 2013 ))) 2014 2014 2015 2015 2021 + 2016 2016 = 10. Reference = 2017 2017 2018 2018 * 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]]