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]] ... ... @@ -848,6 +848,7 @@ 848 848 ))) 849 849 850 850 834 + 851 851 ==== 3.4.2.5 Poll trigger settings ==== 852 852 853 853 Poll trigger settings, ... ... @@ -864,6 +864,7 @@ 864 864 ))) 865 865 866 866 851 + 867 867 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 868 868 869 869 Enable Disable DI1/DI2/DI2 as trigger, ... ... @@ -887,6 +887,7 @@ 887 887 ))) 888 888 889 889 875 + 890 890 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 891 891 892 892 Set DI1 or DI3(for LT-33222-L) trigger. ... ... @@ -914,6 +914,7 @@ 914 914 ))) 915 915 916 916 903 + 917 917 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 918 918 919 919 Set DI2 trigger. ... ... @@ -941,6 +941,7 @@ 941 941 ))) 942 942 943 943 931 + 944 944 ==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 945 945 946 946 Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -960,6 +960,7 @@ 960 960 ))) 961 961 962 962 951 + 963 963 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 964 964 965 965 Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -979,6 +979,7 @@ 979 979 ))) 980 980 981 981 971 + 982 982 ==== 3.4.2.11 Trigger – Set minimum interval ==== 983 983 984 984 Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. ... ... @@ -998,6 +998,7 @@ 998 998 ))) 999 999 1000 1000 991 + 1001 1001 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 1002 1002 1003 1003 * AT Command: ... ... @@ -1030,6 +1030,7 @@ 1030 1030 ))) 1031 1031 1032 1032 1024 + 1033 1033 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 1034 1034 1035 1035 * AT Command: ... ... @@ -1092,6 +1092,7 @@ 1092 1092 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 1093 1093 1094 1094 1087 + 1095 1095 === 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 === 1096 1096 1097 1097 * AT Command: ... ... @@ -1120,6 +1120,7 @@ 1120 1120 Device will upload a packet if downlink code executes successfully. 1121 1121 1122 1122 1116 + 1123 1123 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1124 1124 1125 1125 * AT Command: ... ... @@ -1170,6 +1170,7 @@ 1170 1170 Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO. 1171 1171 1172 1172 1167 + 1173 1173 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1174 1174 1175 1175 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] ... ... @@ -1189,6 +1189,7 @@ 1189 1189 ))) 1190 1190 1191 1191 1187 + 1192 1192 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1193 1193 1194 1194 * AT Command: ... ... @@ -1214,6 +1214,7 @@ 1214 1214 ))) 1215 1215 1216 1216 1213 + 1217 1217 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1218 1218 1219 1219 Clear counting for counting mode ... ... @@ -1233,6 +1233,7 @@ 1233 1233 ))) 1234 1234 1235 1235 1233 + 1236 1236 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1237 1237 1238 1238 * AT Command: ... ... @@ -1255,6 +1255,8 @@ 1255 1255 1256 1256 ))) 1257 1257 1256 + 1257 + 1258 1258 == 3.5 Integrate with Mydevice == 1259 1259 1260 1260 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: ... ... @@ -1296,6 +1296,7 @@ 1296 1296 [[image:image-20220524094909-5.png||height="341" width="734"]] 1297 1297 1298 1298 1299 + 1299 1299 == 3.6 Interface Detail == 1300 1300 1301 1301 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === ... ... @@ -1305,6 +1305,7 @@ 1305 1305 [[image:1653356991268-289.png]] 1306 1306 1307 1307 1309 + 1308 1308 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1309 1309 1310 1310 ((( ... ... @@ -1419,6 +1419,7 @@ 1419 1419 ))) 1420 1420 1421 1421 1424 + 1422 1422 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1423 1423 1424 1424 NPN output: GND or Float. Max voltage can apply to output pin is 36v. ... ... @@ -1426,6 +1426,7 @@ 1426 1426 [[image:1653357531600-905.png]] 1427 1427 1428 1428 1432 + 1429 1429 === 3.6.4 Analog Input Interface === 1430 1430 1431 1431 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: ... ... @@ -1454,6 +1454,7 @@ 1454 1454 [[image:1653357648330-671.png||height="155" width="733"]] 1455 1455 1456 1456 1461 + 1457 1457 === 3.6.5 Relay Output === 1458 1458 1459 1459 ((( ... ... @@ -1465,6 +1465,7 @@ 1465 1465 [[image:image-20220524100215-10.png||height="382" width="723"]] 1466 1466 1467 1467 1473 + 1468 1468 == 3.7 LEDs Indicators == 1469 1469 1470 1470 [[image:image-20220524100748-11.png]] ... ... @@ -1674,6 +1674,8 @@ 1674 1674 1675 1675 ))) 1676 1676 1683 + 1684 + 1677 1677 == 4.2 Common AT Command Sequence == 1678 1678 1679 1679 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === ... ... @@ -1717,6 +1717,8 @@ 1717 1717 1718 1718 ))) 1719 1719 1728 + 1729 + 1720 1720 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1721 1721 1722 1722 ((( ... ... @@ -1790,6 +1790,8 @@ 1790 1790 1791 1791 ))) 1792 1792 1803 + 1804 + 1793 1793 === 4.2.3 Change to Class A === 1794 1794 1795 1795 If sensor JOINED ... ... @@ -1806,14 +1806,19 @@ 1806 1806 * Support new features 1807 1807 * For bug fix 1808 1808 * Change LoRaWAN bands. 1821 + 1809 1809 Below shows the hardware connection for how to upload an image to the LT: 1810 -* [[image:1653359603330-121.png]] 1811 1811 1824 +[[image:1653359603330-121.png]] 1825 + 1826 + 1812 1812 ((( 1813 -**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]]. 1814 -**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]. 1815 -**Step3: **Open flashloader; choose the correct COM port to update. 1816 -**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**(%%): 1817 1817 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. 1818 1818 ))) 1819 1819 ... ... @@ -1830,6 +1830,8 @@ 1830 1830 1831 1831 ((( 1832 1832 ((( 1850 + 1851 + 1833 1833 == 5.2 How to change the LoRa Frequency Bands/Region? == 1834 1834 ))) 1835 1835 ))) ... ... @@ -1836,11 +1836,11 @@ 1836 1836 1837 1837 ((( 1838 1838 User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download. 1839 - 1840 - 1841 1841 ))) 1842 1842 1843 1843 ((( 1861 + 1862 + 1844 1844 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1845 1845 ))) 1846 1846 ... ... @@ -1853,6 +1853,8 @@ 1853 1853 ((( 1854 1854 ((( 1855 1855 Assume we have a LG02 working in the frequency 868400000 now , below is the step. 1875 + 1876 + 1856 1856 ))) 1857 1857 ))) 1858 1858 ... ... @@ -1868,23 +1868,25 @@ 1868 1868 (% 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. 1869 1869 ))) 1870 1870 1892 + 1871 1871 ((( 1872 1872 (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands: 1873 1873 ))) 1874 1874 1875 1875 ((( 1876 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1877 -(% style="background-color:#dcdcdc" %)AT+FDR 1878 -(% style="background-color:#dcdcdc" %)123456 1879 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode 1880 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off 1881 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1882 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 1883 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 1884 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1885 -(% style="background-color:#dcdcdc" %)ATZ 1898 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1899 +(% style="background-color:#dcdcdc" %)AT+FDR(%%) Reset Parameters to Factory Default, Keys Reserve 1900 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access. 1901 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode 1902 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off 1903 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band) 1904 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds 1905 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz 1906 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1 1907 +(% style="background-color:#dcdcdc" %)ATZ (%%) Reset MCU 1886 1886 ))) 1887 1887 1910 + 1888 1888 ((( 1889 1889 As shown in below: 1890 1890 ))) ... ... @@ -1901,11 +1901,11 @@ 1901 1901 == 5.5 Can i use point to point communication for LT-22222-L? == 1902 1902 1903 1903 Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]] 1904 - 1905 - 1906 1906 ))) 1907 1907 1908 1908 ((( 1930 + 1931 + 1909 1909 = 6. Trouble Shooting = 1910 1910 ))) 1911 1911 ... ... @@ -1917,11 +1917,11 @@ 1917 1917 1918 1918 ((( 1919 1919 Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]] 1920 - 1921 - 1922 1922 ))) 1923 1923 1924 1924 ((( 1946 + 1947 + 1925 1925 == 6.2 Have trouble to upload image. == 1926 1926 ))) 1927 1927 ... ... @@ -1931,9 +1931,7 @@ 1931 1931 1932 1932 ((( 1933 1933 1934 -))) 1935 1935 1936 -((( 1937 1937 == 6.3 Why I can’t join TTN in US915 /AU915 bands? == 1938 1938 ))) 1939 1939 ... ... @@ -1941,147 +1941,58 @@ 1941 1941 It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1942 1942 ))) 1943 1943 1944 -((( 1945 - 1946 -))) 1947 1947 1948 - (((1966 + 1949 1949 = 7. Order Info = 1950 -))) 1951 1951 1952 -((( 1953 -((( 1969 + 1954 1954 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1955 -))) 1956 -))) 1957 1957 1958 -((( 1959 -((( 1972 + 1960 1960 (% style="color:#4f81bd" %)**XXX:** 1961 -))) 1962 -))) 1963 1963 1964 -((( 1965 -* ((( 1966 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1967 -))) 1968 -))) 1975 +* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1976 +* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1977 +* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1978 +* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1979 +* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1980 +* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1981 +* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 1982 +* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 1983 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1969 1969 1970 -((( 1971 -* ((( 1972 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1973 -))) 1974 -))) 1975 1975 1976 -((( 1977 -* ((( 1978 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1979 -))) 1980 -))) 1981 - 1982 -((( 1983 -* ((( 1984 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1985 -))) 1986 -))) 1987 - 1988 -((( 1989 -* ((( 1990 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1991 -))) 1992 -))) 1993 - 1994 -((( 1995 -* ((( 1996 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1997 -))) 1998 -))) 1999 - 2000 -((( 2001 -* ((( 2002 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 2003 -))) 2004 -))) 2005 - 2006 -((( 2007 -* ((( 2008 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 2009 -))) 2010 -))) 2011 - 2012 -((( 2013 -* ((( 2014 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 2015 - 2016 - 2017 -))) 2018 - 2019 2019 = 8. Packing Info = 2020 -))) 2021 2021 2022 -((( 2023 -((( 1988 + 2024 2024 **Package Includes**: 2025 -))) 2026 -))) 2027 2027 2028 -((( 2029 -((( 2030 2030 * LT-22222-L I/O Controller x 1 2031 2031 * Stick Antenna for LoRa RF part x 1 2032 2032 * Bracket for controller x1 2033 2033 * Program cable x 1 2034 -))) 2035 -))) 2036 2036 2037 -((( 2038 -((( 2039 2039 **Dimension and weight**: 2040 -))) 2041 -))) 2042 2042 2043 -((( 2044 -((( 2045 2045 * Device Size: 13.5 x 7 x 3 cm 2046 2046 * Device Weight: 105g 2047 2047 * Package Size / pcs : 14.5 x 8 x 5 cm 2048 2048 * Weight / pcs : 170g 2049 2049 2050 - 2051 -))) 2052 -))) 2053 2053 2054 -((( 2055 2055 = 9. Support = 2056 -))) 2057 2057 2058 2058 * ((( 2059 -((( 2060 2060 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. 2061 2061 ))) 2062 -))) 2063 2063 * ((( 2064 -((( 2065 -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 2010 +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]] 2066 2066 ))) 2067 -))) 2068 2068 2069 -((( 2070 -((( 2071 - [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 2072 2072 2073 - 2074 -))) 2075 - 2076 -((( 2077 2077 = 10. Reference = 2078 2078 2079 -* Product Page: 2080 - 2081 -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]] 2082 - 2016 +* 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]] 2083 2083 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2084 2084 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2085 2085 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2086 -))) 2087 -)))