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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... ... @@ -75,7 +75,6 @@ 75 75 ))) 76 76 ))) 77 77 78 - 79 79 ((( 80 80 **Interface for Model: LT22222-L:** 81 81 ))) ... ... @@ -99,7 +99,6 @@ 99 99 Power Input 7~~ 24V DC. 100 100 ))) 101 101 102 - 103 103 ((( 104 104 **LoRa Spec:** 105 105 ))) ... ... @@ -164,8 +164,6 @@ 164 164 165 165 ))) 166 166 167 - 168 - 169 169 == 1.3 Features == 170 170 171 171 * LoRaWAN Class A & Class C protocol ... ... @@ -176,8 +176,6 @@ 176 176 * Firmware upgradable via program port 177 177 * Counting 178 178 179 - 180 - 181 181 == 1.4 Applications == 182 182 183 183 * Smart Buildings & Home Automation ... ... @@ -187,8 +187,6 @@ 187 187 * Smart Cities 188 188 * Smart Factory 189 189 190 - 191 - 192 192 == 1.5 Hardware Variants == 193 193 194 194 (% border="1" style="background-color:#f7faff; width:500px" %) ... ... @@ -202,8 +202,6 @@ 202 202 * 1 x Counting Port 203 203 ))) 204 204 205 - 206 - 207 207 = 2. Power ON Device = 208 208 209 209 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. ... ... @@ -285,8 +285,6 @@ 285 285 * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 286 286 * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5 287 287 288 - 289 - 290 290 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 291 291 292 292 The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. ... ... @@ -322,7 +322,6 @@ 322 322 * [1] RO1 relay channel is close and the RO1 LED is ON. 323 323 * [0] RO2 relay channel is open and RO2 LED is OFF; 324 324 325 - 326 326 **LT22222-L:** 327 327 328 328 * [1] DI2 channel is high input and DI2 LED is ON; ... ... @@ -338,8 +338,6 @@ 338 338 ** DO1 is high in case there is load between DO1 and V+. 339 339 ** DO1 LED is off in both case 340 340 341 - 342 - 343 343 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 344 344 345 345 **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins. ... ... @@ -754,8 +754,6 @@ 754 754 755 755 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 756 756 757 - 758 - 759 759 === 3.4.1 Common Commands === 760 760 761 761 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]] ... ... @@ -1101,6 +1101,7 @@ 1101 1101 DO1 pin no action, DO2 pin set low, DO3 pin set high, last 2 seconds, then DO1 pin no action, DO2 pin set high, DO3 pin set low 1102 1102 1103 1103 1087 + 1104 1104 === 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 === 1105 1105 1106 1106 * AT Command: ... ... @@ -1129,6 +1129,7 @@ 1129 1129 Device will upload a packet if downlink code executes successfully. 1130 1130 1131 1131 1116 + 1132 1132 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1133 1133 1134 1134 * AT Command: ... ... @@ -1179,6 +1179,7 @@ 1179 1179 Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO. 1180 1180 1181 1181 1167 + 1182 1182 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1183 1183 1184 1184 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] ... ... @@ -1198,6 +1198,7 @@ 1198 1198 ))) 1199 1199 1200 1200 1187 + 1201 1201 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1202 1202 1203 1203 * AT Command: ... ... @@ -1223,6 +1223,7 @@ 1223 1223 ))) 1224 1224 1225 1225 1213 + 1226 1226 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1227 1227 1228 1228 Clear counting for counting mode ... ... @@ -1242,6 +1242,7 @@ 1242 1242 ))) 1243 1243 1244 1244 1233 + 1245 1245 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1246 1246 1247 1247 * AT Command: ... ... @@ -1264,6 +1264,8 @@ 1264 1264 1265 1265 ))) 1266 1266 1256 + 1257 + 1267 1267 == 3.5 Integrate with Mydevice == 1268 1268 1269 1269 Mydevices provides a human friendly interface to show the sensor data, once we have data in TTN, we can use Mydevices to connect to TTN and see the data in Mydevices. Below are the steps: ... ... @@ -1305,6 +1305,7 @@ 1305 1305 [[image:image-20220524094909-5.png||height="341" width="734"]] 1306 1306 1307 1307 1299 + 1308 1308 == 3.6 Interface Detail == 1309 1309 1310 1310 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === ... ... @@ -1314,6 +1314,7 @@ 1314 1314 [[image:1653356991268-289.png]] 1315 1315 1316 1316 1309 + 1317 1317 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1318 1318 1319 1319 ((( ... ... @@ -1428,6 +1428,7 @@ 1428 1428 ))) 1429 1429 1430 1430 1424 + 1431 1431 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1432 1432 1433 1433 NPN output: GND or Float. Max voltage can apply to output pin is 36v. ... ... @@ -1435,6 +1435,7 @@ 1435 1435 [[image:1653357531600-905.png]] 1436 1436 1437 1437 1432 + 1438 1438 === 3.6.4 Analog Input Interface === 1439 1439 1440 1440 The analog input interface is as below. The LT will measure the IN2 voltage so to calculate the current pass the Load. The formula is: ... ... @@ -1463,6 +1463,7 @@ 1463 1463 [[image:1653357648330-671.png||height="155" width="733"]] 1464 1464 1465 1465 1461 + 1466 1466 === 3.6.5 Relay Output === 1467 1467 1468 1468 ((( ... ... @@ -1474,6 +1474,7 @@ 1474 1474 [[image:image-20220524100215-10.png||height="382" width="723"]] 1475 1475 1476 1476 1473 + 1477 1477 == 3.7 LEDs Indicators == 1478 1478 1479 1479 [[image:image-20220524100748-11.png]] ... ... @@ -1683,6 +1683,8 @@ 1683 1683 1684 1684 ))) 1685 1685 1683 + 1684 + 1686 1686 == 4.2 Common AT Command Sequence == 1687 1687 1688 1688 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === ... ... @@ -1726,6 +1726,8 @@ 1726 1726 1727 1727 ))) 1728 1728 1728 + 1729 + 1729 1729 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1730 1730 1731 1731 ((( ... ... @@ -1799,6 +1799,7 @@ 1799 1799 1800 1800 ))) 1801 1801 1803 + 1802 1802 === 4.2.3 Change to Class A === 1803 1803 1804 1804 If sensor JOINED ... ... @@ -1810,19 +1810,25 @@ 1810 1810 1811 1811 == 5.1 How to upgrade the image? == 1812 1812 1815 + 1813 1813 The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to: 1814 1814 1815 1815 * Support new features 1816 1816 * For bug fix 1817 1817 * Change LoRaWAN bands. 1821 + 1818 1818 Below shows the hardware connection for how to upload an image to the LT: 1819 -* [[image:1653359603330-121.png]] 1820 1820 1824 +[[image:1653359603330-121.png]] 1825 + 1826 + 1821 1821 ((( 1822 -**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]]. 1823 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1824 -**Step3: **Open flashloader; choose the correct COM port to update. 1825 -**For LT-22222-L**: 1828 +(% 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]]. 1829 +(% 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/]]. 1830 +(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1831 + 1832 + 1833 +(% style="color:blue" %)**For LT-22222-L**(%%): 1826 1826 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. 1827 1827 ))) 1828 1828 ... ... @@ -1832,6 +1832,7 @@ 1832 1832 1833 1833 [[image:image-20220524104033-15.png]] 1834 1834 1843 + 1835 1835 (% 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: 1836 1836 1837 1837 [[image:1653360054704-518.png||height="186" width="745"]] ... ... @@ -1839,6 +1839,8 @@ 1839 1839 1840 1840 ((( 1841 1841 ((( 1851 + 1852 + 1842 1842 == 5.2 How to change the LoRa Frequency Bands/Region? == 1843 1843 ))) 1844 1844 ))) ... ... @@ -1845,11 +1845,11 @@ 1845 1845 1846 1846 ((( 1847 1847 User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1848 - 1849 - 1850 1850 ))) 1851 1851 1852 1852 ((( 1862 + 1863 + 1853 1853 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1854 1854 ))) 1855 1855 ... ... @@ -1862,6 +1862,8 @@ 1862 1862 ((( 1863 1863 ((( 1864 1864 Assume we have a LG02 working in the frequency 868400000 now , below is the step. 1876 + 1877 + 1865 1865 ))) 1866 1866 ))) 1867 1867 ... ... @@ -1877,23 +1877,25 @@ 1877 1877 (% 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. 1878 1878 ))) 1879 1879 1893 + 1880 1880 ((( 1881 1881 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1882 1882 ))) 1883 1883 1884 1884 ((( 1885 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1886 -(% style="background-color:#dcdcdc" %)AT+FDR 1887 -(% style="background-color:#dcdcdc" %)123456 1888 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode 1889 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off 1890 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1891 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 1892 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 1893 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1894 -(% style="background-color:#dcdcdc" %)ATZ 1899 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1900 +(% style="background-color:#dcdcdc" %)AT+FDR(%%) Reset Parameters to Factory Default, Keys Reserve 1901 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1902 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode 1903 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off 1904 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1905 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds 1906 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1907 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1908 +(% style="background-color:#dcdcdc" %)ATZ (%%) Reset MCU 1895 1895 ))) 1896 1896 1911 + 1897 1897 ((( 1898 1898 As shown in below: 1899 1899 ))) ... ... @@ -1910,11 +1910,11 @@ 1910 1910 == 5.5 Can i use point to point communication for LT-22222-L? == 1911 1911 1912 1912 Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1913 - 1914 - 1915 1915 ))) 1916 1916 1917 1917 ((( 1931 + 1932 + 1918 1918 = 6. Trouble Shooting = 1919 1919 ))) 1920 1920 ... ... @@ -1926,11 +1926,11 @@ 1926 1926 1927 1927 ((( 1928 1928 Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 1929 - 1930 - 1931 1931 ))) 1932 1932 1933 1933 ((( 1947 + 1948 + 1934 1934 == 6.2 Have trouble to upload image. == 1935 1935 ))) 1936 1936 ... ... @@ -1940,9 +1940,7 @@ 1940 1940 1941 1941 ((( 1942 1942 1943 -))) 1944 1944 1945 -((( 1946 1946 == 6.3 Why I can’t join TTN in US915 /AU915 bands? == 1947 1947 ))) 1948 1948 ... ... @@ -1950,147 +1950,58 @@ 1950 1950 It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1951 1951 ))) 1952 1952 1953 -((( 1954 - 1955 -))) 1956 1956 1957 - (((1967 + 1958 1958 = 7. Order Info = 1959 -))) 1960 1960 1961 -((( 1962 -((( 1970 + 1963 1963 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1964 -))) 1965 -))) 1966 1966 1967 -((( 1968 -((( 1973 + 1969 1969 (% style="color:#4f81bd" %)**XXX:** 1970 -))) 1971 -))) 1972 1972 1973 -((( 1974 -* ((( 1975 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1976 -))) 1977 -))) 1976 +* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1977 +* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1978 +* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1979 +* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1980 +* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1981 +* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1982 +* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 1983 +* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 1984 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1978 1978 1979 -((( 1980 -* ((( 1981 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1982 -))) 1983 -))) 1984 1984 1985 -((( 1986 -* ((( 1987 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1988 -))) 1989 -))) 1990 - 1991 -((( 1992 -* ((( 1993 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1994 -))) 1995 -))) 1996 - 1997 -((( 1998 -* ((( 1999 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 2000 -))) 2001 -))) 2002 - 2003 -((( 2004 -* ((( 2005 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 2006 -))) 2007 -))) 2008 - 2009 -((( 2010 -* ((( 2011 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 2012 -))) 2013 -))) 2014 - 2015 -((( 2016 -* ((( 2017 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 2018 -))) 2019 -))) 2020 - 2021 -((( 2022 -* ((( 2023 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 2024 - 2025 - 2026 -))) 2027 - 2028 2028 = 8. Packing Info = 2029 -))) 2030 2030 2031 -((( 2032 -((( 1989 + 2033 2033 **Package Includes**: 2034 -))) 2035 -))) 2036 2036 2037 -((( 2038 -((( 2039 2039 * LT-22222-L I/O Controller x 1 2040 2040 * Stick Antenna for LoRa RF part x 1 2041 2041 * Bracket for controller x1 2042 2042 * Program cable x 1 2043 -))) 2044 -))) 2045 2045 2046 -((( 2047 -((( 2048 2048 **Dimension and weight**: 2049 -))) 2050 -))) 2051 2051 2052 -((( 2053 -((( 2054 2054 * Device Size: 13.5 x 7 x 3 cm 2055 2055 * Device Weight: 105g 2056 2056 * Package Size / pcs : 14.5 x 8 x 5 cm 2057 2057 * Weight / pcs : 170g 2058 2058 2059 - 2060 -))) 2061 -))) 2062 2062 2063 -((( 2064 2064 = 9. Support = 2065 -))) 2066 2066 2067 2067 * ((( 2068 -((( 2069 2069 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. 2070 2070 ))) 2071 -))) 2072 2072 * ((( 2073 -((( 2074 -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 2011 +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]] 2075 2075 ))) 2076 -))) 2077 2077 2078 -((( 2079 -((( 2080 - [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 2081 2081 2082 - 2083 -))) 2084 - 2085 -((( 2086 2086 = 10. Reference = 2087 2087 2088 -* Product Page: 2089 - 2090 -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]] 2091 - 2017 +* 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]] 2092 2092 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2093 2093 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2094 2094 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2095 -))) 2096 -)))