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]] ... ... @@ -985,6 +985,7 @@ 985 985 ))) 986 986 987 987 971 + 988 988 ==== 3.4.2.11 Trigger – Set minimum interval ==== 989 989 990 990 Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. ... ... @@ -1004,6 +1004,7 @@ 1004 1004 ))) 1005 1005 1006 1006 991 + 1007 1007 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 1008 1008 1009 1009 * AT Command: ... ... @@ -1036,6 +1036,7 @@ 1036 1036 ))) 1037 1037 1038 1038 1024 + 1039 1039 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 1040 1040 1041 1041 * AT Command: ... ... @@ -1098,6 +1098,7 @@ 1098 1098 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 1099 1099 1100 1100 1087 + 1101 1101 === 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 === 1102 1102 1103 1103 * AT Command: ... ... @@ -1126,6 +1126,7 @@ 1126 1126 Device will upload a packet if downlink code executes successfully. 1127 1127 1128 1128 1116 + 1129 1129 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1130 1130 1131 1131 * AT Command: ... ... @@ -1176,6 +1176,7 @@ 1176 1176 Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO. 1177 1177 1178 1178 1167 + 1179 1179 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1180 1180 1181 1181 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] ... ... @@ -1195,6 +1195,7 @@ 1195 1195 ))) 1196 1196 1197 1197 1187 + 1198 1198 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1199 1199 1200 1200 * AT Command: ... ... @@ -1220,6 +1220,7 @@ 1220 1220 ))) 1221 1221 1222 1222 1213 + 1223 1223 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1224 1224 1225 1225 Clear counting for counting mode ... ... @@ -1239,6 +1239,7 @@ 1239 1239 ))) 1240 1240 1241 1241 1233 + 1242 1242 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1243 1243 1244 1244 * AT Command: ... ... @@ -1261,6 +1261,8 @@ 1261 1261 1262 1262 ))) 1263 1263 1256 + 1257 + 1264 1264 == 3.5 Integrate with Mydevice == 1265 1265 1266 1266 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: ... ... @@ -1302,6 +1302,7 @@ 1302 1302 [[image:image-20220524094909-5.png||height="341" width="734"]] 1303 1303 1304 1304 1299 + 1305 1305 == 3.6 Interface Detail == 1306 1306 1307 1307 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === ... ... @@ -1311,6 +1311,7 @@ 1311 1311 [[image:1653356991268-289.png]] 1312 1312 1313 1313 1309 + 1314 1314 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1315 1315 1316 1316 ((( ... ... @@ -1425,6 +1425,7 @@ 1425 1425 ))) 1426 1426 1427 1427 1424 + 1428 1428 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1429 1429 1430 1430 NPN output: GND or Float. Max voltage can apply to output pin is 36v. ... ... @@ -1432,6 +1432,7 @@ 1432 1432 [[image:1653357531600-905.png]] 1433 1433 1434 1434 1432 + 1435 1435 === 3.6.4 Analog Input Interface === 1436 1436 1437 1437 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: ... ... @@ -1460,6 +1460,7 @@ 1460 1460 [[image:1653357648330-671.png||height="155" width="733"]] 1461 1461 1462 1462 1461 + 1463 1463 === 3.6.5 Relay Output === 1464 1464 1465 1465 ((( ... ... @@ -1471,6 +1471,7 @@ 1471 1471 [[image:image-20220524100215-10.png||height="382" width="723"]] 1472 1472 1473 1473 1473 + 1474 1474 == 3.7 LEDs Indicators == 1475 1475 1476 1476 [[image:image-20220524100748-11.png]] ... ... @@ -1680,6 +1680,8 @@ 1680 1680 1681 1681 ))) 1682 1682 1683 + 1684 + 1683 1683 == 4.2 Common AT Command Sequence == 1684 1684 1685 1685 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === ... ... @@ -1723,6 +1723,8 @@ 1723 1723 1724 1724 ))) 1725 1725 1728 + 1729 + 1726 1726 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1727 1727 1728 1728 ((( ... ... @@ -1796,6 +1796,8 @@ 1796 1796 1797 1797 ))) 1798 1798 1803 + 1804 + 1799 1799 === 4.2.3 Change to Class A === 1800 1800 1801 1801 If sensor JOINED ... ... @@ -1807,19 +1807,25 @@ 1807 1807 1808 1808 == 5.1 How to upgrade the image? == 1809 1809 1816 + 1810 1810 The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to: 1811 1811 1812 1812 * Support new features 1813 1813 * For bug fix 1814 1814 * Change LoRaWAN bands. 1822 + 1815 1815 Below shows the hardware connection for how to upload an image to the LT: 1816 -* [[image:1653359603330-121.png]] 1817 1817 1825 +[[image:1653359603330-121.png]] 1826 + 1827 + 1818 1818 ((( 1819 -**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]]. 1820 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1821 -**Step3: **Open flashloader; choose the correct COM port to update. 1822 -**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**(%%): 1823 1823 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. 1824 1824 ))) 1825 1825 ... ... @@ -1836,6 +1836,8 @@ 1836 1836 1837 1837 ((( 1838 1838 ((( 1851 + 1852 + 1839 1839 == 5.2 How to change the LoRa Frequency Bands/Region? == 1840 1840 ))) 1841 1841 ))) ... ... @@ -1842,11 +1842,11 @@ 1842 1842 1843 1843 ((( 1844 1844 User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1845 - 1846 - 1847 1847 ))) 1848 1848 1849 1849 ((( 1862 + 1863 + 1850 1850 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1851 1851 ))) 1852 1852 ... ... @@ -1859,6 +1859,8 @@ 1859 1859 ((( 1860 1860 ((( 1861 1861 Assume we have a LG02 working in the frequency 868400000 now , below is the step. 1876 + 1877 + 1862 1862 ))) 1863 1863 ))) 1864 1864 ... ... @@ -1874,23 +1874,25 @@ 1874 1874 (% 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. 1875 1875 ))) 1876 1876 1893 + 1877 1877 ((( 1878 1878 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1879 1879 ))) 1880 1880 1881 1881 ((( 1882 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1883 -(% style="background-color:#dcdcdc" %)AT+FDR 1884 -(% style="background-color:#dcdcdc" %)123456 1885 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode 1886 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off 1887 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1888 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 1889 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 1890 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1891 -(% 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 1892 1892 ))) 1893 1893 1911 + 1894 1894 ((( 1895 1895 As shown in below: 1896 1896 ))) ... ... @@ -1907,11 +1907,11 @@ 1907 1907 == 5.5 Can i use point to point communication for LT-22222-L? == 1908 1908 1909 1909 Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1910 - 1911 - 1912 1912 ))) 1913 1913 1914 1914 ((( 1931 + 1932 + 1915 1915 = 6. Trouble Shooting = 1916 1916 ))) 1917 1917 ... ... @@ -1923,11 +1923,11 @@ 1923 1923 1924 1924 ((( 1925 1925 Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 1926 - 1927 - 1928 1928 ))) 1929 1929 1930 1930 ((( 1947 + 1948 + 1931 1931 == 6.2 Have trouble to upload image. == 1932 1932 ))) 1933 1933 ... ... @@ -1937,9 +1937,7 @@ 1937 1937 1938 1938 ((( 1939 1939 1940 -))) 1941 1941 1942 -((( 1943 1943 == 6.3 Why I can’t join TTN in US915 /AU915 bands? == 1944 1944 ))) 1945 1945 ... ... @@ -1947,147 +1947,58 @@ 1947 1947 It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1948 1948 ))) 1949 1949 1950 -((( 1951 - 1952 -))) 1953 1953 1954 - (((1967 + 1955 1955 = 7. Order Info = 1956 -))) 1957 1957 1958 -((( 1959 -((( 1970 + 1960 1960 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1961 -))) 1962 -))) 1963 1963 1964 -((( 1965 -((( 1973 + 1966 1966 (% style="color:#4f81bd" %)**XXX:** 1967 -))) 1968 -))) 1969 1969 1970 -((( 1971 -* ((( 1972 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1973 -))) 1974 -))) 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 1975 1975 1976 -((( 1977 -* ((( 1978 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1979 -))) 1980 -))) 1981 1981 1982 -((( 1983 -* ((( 1984 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1985 -))) 1986 -))) 1987 - 1988 -((( 1989 -* ((( 1990 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1991 -))) 1992 -))) 1993 - 1994 -((( 1995 -* ((( 1996 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1997 -))) 1998 -))) 1999 - 2000 -((( 2001 -* ((( 2002 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 2003 -))) 2004 -))) 2005 - 2006 -((( 2007 -* ((( 2008 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 2009 -))) 2010 -))) 2011 - 2012 -((( 2013 -* ((( 2014 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 2015 -))) 2016 -))) 2017 - 2018 -((( 2019 -* ((( 2020 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 2021 - 2022 - 2023 -))) 2024 - 2025 2025 = 8. Packing Info = 2026 -))) 2027 2027 2028 -((( 2029 -((( 1989 + 2030 2030 **Package Includes**: 2031 -))) 2032 -))) 2033 2033 2034 -((( 2035 -((( 2036 2036 * LT-22222-L I/O Controller x 1 2037 2037 * Stick Antenna for LoRa RF part x 1 2038 2038 * Bracket for controller x1 2039 2039 * Program cable x 1 2040 -))) 2041 -))) 2042 2042 2043 -((( 2044 -((( 2045 2045 **Dimension and weight**: 2046 -))) 2047 -))) 2048 2048 2049 -((( 2050 -((( 2051 2051 * Device Size: 13.5 x 7 x 3 cm 2052 2052 * Device Weight: 105g 2053 2053 * Package Size / pcs : 14.5 x 8 x 5 cm 2054 2054 * Weight / pcs : 170g 2055 2055 2056 - 2057 -))) 2058 -))) 2059 2059 2060 -((( 2061 2061 = 9. Support = 2062 -))) 2063 2063 2064 2064 * ((( 2065 -((( 2066 2066 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. 2067 2067 ))) 2068 -))) 2069 2069 * ((( 2070 -((( 2071 -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]] 2072 2072 ))) 2073 -))) 2074 2074 2075 -((( 2076 -((( 2077 - [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 2078 2078 2079 - 2080 -))) 2081 - 2082 -((( 2083 2083 = 10. Reference = 2084 2084 2085 -* Product Page: 2086 - 2087 -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]] 2088 - 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]] 2089 2089 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2090 2090 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2091 2091 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2092 -))) 2093 -)))