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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... ... @@ -11,6 +11,9 @@ 11 11 12 12 13 13 14 + 15 + 16 + 14 14 = 1.Introduction = 15 15 16 16 == 1.1 What is LT Series I/O Controller == ... ... @@ -48,6 +48,8 @@ 48 48 == 1.2 Specifications == 49 49 50 50 ((( 54 + 55 + 51 51 **Hardware System:** 52 52 ))) 53 53 ... ... @@ -157,6 +157,7 @@ 157 157 158 158 ))) 159 159 165 + 160 160 == 1.3 Features == 161 161 162 162 * LoRaWAN Class A & Class C protocol ... ... @@ -167,6 +167,7 @@ 167 167 * Firmware upgradable via program port 168 168 * Counting 169 169 176 + 170 170 == 1.4 Applications == 171 171 172 172 * Smart Buildings & Home Automation ... ... @@ -176,6 +176,7 @@ 176 176 * Smart Cities 177 177 * Smart Factory 178 178 186 + 179 179 == 1.5 Hardware Variants == 180 180 181 181 (% border="1" style="background-color:#f7faff; width:500px" %) ... ... @@ -189,6 +189,7 @@ 189 189 * 1 x Counting Port 190 190 ))) 191 191 200 + 192 192 = 2. Power ON Device = 193 193 194 194 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. ... ... @@ -200,6 +200,7 @@ 200 200 [[image:1653297104069-180.png]] 201 201 202 202 212 + 203 203 = 3. Operation Mode = 204 204 205 205 == 3.1 How it works? == ... ... @@ -214,6 +214,8 @@ 214 214 215 215 ))) 216 216 227 + 228 + 217 217 == 3.2 Example to join LoRaWAN network == 218 218 219 219 ((( ... ... @@ -255,6 +255,7 @@ 255 255 [[image:1653298044601-602.png||height="405" width="709"]] 256 256 257 257 270 + 258 258 == 3.3 Uplink Payload == 259 259 260 260 There are five working modes + one interrupt mode on LT for different type application: ... ... @@ -266,6 +266,7 @@ 266 266 * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 267 267 * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5 268 268 282 + 269 269 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 270 270 271 271 The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. ... ... @@ -316,6 +316,7 @@ 316 316 ** DO1 is high in case there is load between DO1 and V+. 317 317 ** DO1 LED is off in both case 318 318 333 + 319 319 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 320 320 321 321 **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins. ... ... @@ -409,6 +409,7 @@ 409 409 ))) 410 410 411 411 427 + 412 412 === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI === 413 413 414 414 **LT22222-L**: This mode the DI1 is used as a counting pin. ... ... @@ -453,6 +453,8 @@ 453 453 454 454 ))) 455 455 472 + 473 + 456 456 === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting === 457 457 458 458 **LT22222-L**: This mode the DI1 is used as a counting pin. ... ... @@ -534,6 +534,7 @@ 534 534 ))) 535 535 536 536 555 + 537 537 === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI === 538 538 539 539 **LT22222-L**: This mode the DI1 is used as a counting pin. ... ... @@ -578,6 +578,8 @@ 578 578 579 579 ))) 580 580 600 + 601 + 581 581 === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) === 582 582 583 583 (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.** ... ... @@ -701,6 +701,7 @@ 701 701 When device got this command, it will send the MOD6 payload. 702 702 703 703 725 + 704 704 === 3.3.7 Payload Decoder === 705 705 706 706 ((( ... ... @@ -709,6 +709,8 @@ 709 709 710 710 ))) 711 711 734 + 735 + 712 712 == 3.4 Configure LT via AT or Downlink == 713 713 714 714 User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands ... ... @@ -721,11 +721,13 @@ 721 721 722 722 * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 723 723 748 + 724 724 === 3.4.1 Common Commands === 725 725 726 726 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]] 727 727 728 728 754 + 729 729 === 3.4.2 Sensor related commands === 730 730 731 731 ==== 3.4.2.1 Set Transmit Interval ==== ... ... @@ -749,6 +749,7 @@ 749 749 ))) 750 750 751 751 778 + 752 752 ==== 3.4.2.2 Set Work Mode (AT+MOD) ==== 753 753 754 754 Set work mode. ... ... @@ -770,6 +770,7 @@ 770 770 ))) 771 771 772 772 800 + 773 773 ==== 3.4.2.3 Poll an uplink ==== 774 774 775 775 * AT Command: ... ... @@ -786,6 +786,7 @@ 786 786 **Example**: 0x08FF, ask device to send an Uplink 787 787 788 788 817 + 789 789 ==== 3.4.2.4 Enable Trigger Mode ==== 790 790 791 791 Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -809,6 +809,7 @@ 809 809 ))) 810 810 811 811 841 + 812 812 ==== 3.4.2.5 Poll trigger settings ==== 813 813 814 814 Poll trigger settings, ... ... @@ -825,6 +825,7 @@ 825 825 ))) 826 826 827 827 858 + 828 828 ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ==== 829 829 830 830 Enable Disable DI1/DI2/DI2 as trigger, ... ... @@ -848,6 +848,7 @@ 848 848 ))) 849 849 850 850 882 + 851 851 ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ==== 852 852 853 853 Set DI1 or DI3(for LT-33222-L) trigger. ... ... @@ -875,6 +875,7 @@ 875 875 ))) 876 876 877 877 910 + 878 878 ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ==== 879 879 880 880 Set DI2 trigger. ... ... @@ -902,6 +902,7 @@ 902 902 ))) 903 903 904 904 938 + 905 905 ==== 3.4.2.9 Trigger – Set AC (current) as trigger ==== 906 906 907 907 Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -921,6 +921,7 @@ 921 921 ))) 922 922 923 923 958 + 924 924 ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ==== 925 925 926 926 Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -940,6 +940,7 @@ 940 940 ))) 941 941 942 942 978 + 943 943 ==== 3.4.2.11 Trigger – Set minimum interval ==== 944 944 945 945 Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger. ... ... @@ -959,6 +959,7 @@ 959 959 ))) 960 960 961 961 998 + 962 962 ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ==== 963 963 964 964 * AT Command: ... ... @@ -991,6 +991,7 @@ 991 991 ))) 992 992 993 993 1031 + 994 994 ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ==== 995 995 996 996 * AT Command: ... ... @@ -1053,6 +1053,7 @@ 1053 1053 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 1054 1054 1055 1055 1094 + 1056 1056 === 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 === 1057 1057 1058 1058 * AT Command: ... ... @@ -1081,6 +1081,7 @@ 1081 1081 Device will upload a packet if downlink code executes successfully. 1082 1082 1083 1083 1123 + 1084 1084 ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ==== 1085 1085 1086 1086 * AT Command: ... ... @@ -1131,6 +1131,7 @@ 1131 1131 Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO. 1132 1132 1133 1133 1174 + 1134 1134 ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ==== 1135 1135 1136 1136 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] ... ... @@ -1150,6 +1150,7 @@ 1150 1150 ))) 1151 1151 1152 1152 1194 + 1153 1153 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1154 1154 1155 1155 * AT Command: ... ... @@ -1175,6 +1175,7 @@ 1175 1175 ))) 1176 1176 1177 1177 1220 + 1178 1178 ==== 3.4.2.18 Counting ~-~- Clear Counting ==== 1179 1179 1180 1180 Clear counting for counting mode ... ... @@ -1194,6 +1194,7 @@ 1194 1194 ))) 1195 1195 1196 1196 1240 + 1197 1197 ==== 3.4.2.19 Counting ~-~- Change counting mode save time ==== 1198 1198 1199 1199 * AT Command: ... ... @@ -1216,6 +1216,8 @@ 1216 1216 1217 1217 ))) 1218 1218 1263 + 1264 + 1219 1219 == 3.5 Integrate with Mydevice == 1220 1220 1221 1221 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: ... ... @@ -1257,6 +1257,7 @@ 1257 1257 [[image:image-20220524094909-5.png||height="341" width="734"]] 1258 1258 1259 1259 1306 + 1260 1260 == 3.6 Interface Detail == 1261 1261 1262 1262 === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) === ... ... @@ -1266,6 +1266,7 @@ 1266 1266 [[image:1653356991268-289.png]] 1267 1267 1268 1268 1316 + 1269 1269 === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) === 1270 1270 1271 1271 ((( ... ... @@ -1380,6 +1380,7 @@ 1380 1380 ))) 1381 1381 1382 1382 1431 + 1383 1383 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1384 1384 1385 1385 NPN output: GND or Float. Max voltage can apply to output pin is 36v. ... ... @@ -1387,6 +1387,7 @@ 1387 1387 [[image:1653357531600-905.png]] 1388 1388 1389 1389 1439 + 1390 1390 === 3.6.4 Analog Input Interface === 1391 1391 1392 1392 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: ... ... @@ -1415,6 +1415,7 @@ 1415 1415 [[image:1653357648330-671.png||height="155" width="733"]] 1416 1416 1417 1417 1468 + 1418 1418 === 3.6.5 Relay Output === 1419 1419 1420 1420 ((( ... ... @@ -1426,6 +1426,7 @@ 1426 1426 [[image:image-20220524100215-10.png||height="382" width="723"]] 1427 1427 1428 1428 1480 + 1429 1429 == 3.7 LEDs Indicators == 1430 1430 1431 1431 [[image:image-20220524100748-11.png]] ... ... @@ -1635,6 +1635,8 @@ 1635 1635 1636 1636 ))) 1637 1637 1690 + 1691 + 1638 1638 == 4.2 Common AT Command Sequence == 1639 1639 1640 1640 === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) === ... ... @@ -1678,6 +1678,8 @@ 1678 1678 1679 1679 ))) 1680 1680 1735 + 1736 + 1681 1681 === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) === 1682 1682 1683 1683 ((( ... ... @@ -1751,6 +1751,8 @@ 1751 1751 1752 1752 ))) 1753 1753 1810 + 1811 + 1754 1754 === 4.2.3 Change to Class A === 1755 1755 1756 1756 If sensor JOINED ... ... @@ -1791,6 +1791,8 @@ 1791 1791 1792 1792 ((( 1793 1793 ((( 1852 + 1853 + 1794 1794 == 5.2 How to change the LoRa Frequency Bands/Region? == 1795 1795 ))) 1796 1796 ))) ... ... @@ -1802,6 +1802,9 @@ 1802 1802 ))) 1803 1803 1804 1804 ((( 1865 + 1866 + 1867 + 1805 1805 == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? == 1806 1806 ))) 1807 1807 ... ... @@ -1867,6 +1867,8 @@ 1867 1867 ))) 1868 1868 1869 1869 ((( 1933 + 1934 + 1870 1870 = 6. Trouble Shooting = 1871 1871 ))) 1872 1872 ... ... @@ -1883,6 +1883,8 @@ 1883 1883 ))) 1884 1884 1885 1885 ((( 1951 + 1952 + 1886 1886 == 6.2 Have trouble to upload image. == 1887 1887 ))) 1888 1888 ... ... @@ -1895,6 +1895,8 @@ 1895 1895 ))) 1896 1896 1897 1897 ((( 1965 + 1966 + 1898 1898 == 6.3 Why I can’t join TTN in US915 /AU915 bands? == 1899 1899 ))) 1900 1900 ... ... @@ -1902,139 +1902,65 @@ 1902 1902 It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]] 1903 1903 ))) 1904 1904 1905 -((( 1906 - 1907 -))) 1908 1908 1909 - (((1975 + 1910 1910 = 7. Order Info = 1911 -))) 1912 1912 1913 -((( 1914 -((( 1915 1915 (% style="color:#4f81bd" %)**LT-22222-L-XXX:** 1916 -))) 1917 -))) 1918 1918 1919 -((( 1920 -((( 1980 + 1921 1921 (% style="color:#4f81bd" %)**XXX:** 1922 -))) 1923 -))) 1924 1924 1925 -((( 1926 -* ((( 1927 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1928 -))) 1929 -))) 1983 +*(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433 1930 1930 1931 -((( 1932 -* ((( 1933 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1934 -))) 1935 -))) 1985 +*(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868 1936 1936 1937 -((( 1938 -* ((( 1939 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1940 -))) 1941 -))) 1987 +*(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920 1942 1942 1943 -((( 1944 -* ((( 1945 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1946 -))) 1947 -))) 1989 +*(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470 1948 1948 1949 -((( 1950 -* ((( 1951 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1952 -))) 1953 -))) 1991 +*(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923 1954 1954 1955 -((( 1956 -* ((( 1957 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1958 -))) 1959 -))) 1993 +*(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915 1960 1960 1961 -((( 1962 -* ((( 1963 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 1964 -))) 1965 -))) 1995 +*(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915 1966 1966 1967 -((( 1968 -* ((( 1969 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 1970 -))) 1971 -))) 1997 +*(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865 1972 1972 1973 -((( 1974 -* ((( 1975 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1999 +*(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779 1976 1976 1977 - 1978 -))) 1979 1979 2002 + 1980 1980 = 8. Packing Info = 1981 -))) 1982 1982 1983 -((( 1984 -((( 2005 + 1985 1985 **Package Includes**: 1986 -))) 1987 -))) 1988 1988 1989 -((( 1990 -((( 1991 1991 * LT-22222-L I/O Controller x 1 1992 1992 * Stick Antenna for LoRa RF part x 1 1993 1993 * Bracket for controller x1 1994 1994 * Program cable x 1 1995 -))) 1996 -))) 1997 1997 1998 -((( 1999 -((( 2013 + 2000 2000 **Dimension and weight**: 2001 -))) 2002 -))) 2003 2003 2004 -((( 2005 -((( 2006 2006 * Device Size: 13.5 x 7 x 3 cm 2007 2007 * Device Weight: 105g 2008 2008 * Package Size / pcs : 14.5 x 8 x 5 cm 2009 2009 * Weight / pcs : 170g 2010 2010 2011 - 2012 -))) 2013 -))) 2014 2014 2015 -((( 2016 2016 = 9. Support = 2017 -))) 2018 2018 2019 2019 * ((( 2020 -((( 2021 2021 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. 2022 2022 ))) 2023 -))) 2024 2024 * ((( 2025 -((( 2026 -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 2028 +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]] 2027 2027 ))) 2028 -))) 2029 2029 2030 -((( 2031 -((( 2032 - [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]] 2033 2033 2034 - 2035 -))) 2036 2036 2037 -((( 2038 2038 = 10. Reference = 2039 2039 2040 2040 * Product Page: ... ... @@ -2044,5 +2044,3 @@ 2044 2044 * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]] 2045 2045 * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]] 2046 2046 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2047 -))) 2048 -)))