Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.24 >
edited by Xiaoling
on 2022/06/10 08:41
To version < 77.41 >
edited by Xiaoling
on 2022/06/10 08:59
>
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Content
... ... @@ -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  )))
... ... @@ -165,7 +165,6 @@
165 165  )))
166 166  
167 167  
168 -
169 169  == 1.3 Features ==
170 170  
171 171  * LoRaWAN Class A & Class C protocol
... ... @@ -177,7 +177,6 @@
177 177  * Counting
178 178  
179 179  
180 -
181 181  == 1.4  Applications ==
182 182  
183 183  * Smart Buildings & Home Automation
... ... @@ -188,7 +188,6 @@
188 188  * Smart Factory
189 189  
190 190  
191 -
192 192  == 1.5 Hardware Variants ==
193 193  
194 194  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -203,7 +203,6 @@
203 203  )))
204 204  
205 205  
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.
... ... @@ -286,7 +286,6 @@
286 286  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
287 287  
288 288  
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;
... ... @@ -339,7 +339,6 @@
339 339  ** DO1 LED is off in both case
340 340  
341 341  
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.
... ... @@ -755,7 +755,6 @@
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  
757 757  
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]]
... ... @@ -917,6 +917,7 @@
917 917  )))
918 918  
919 919  
910 +
920 920  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
921 921  
922 922  Set DI2 trigger.
... ... @@ -944,6 +944,7 @@
944 944  )))
945 945  
946 946  
938 +
947 947  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
948 948  
949 949  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
... ... @@ -963,6 +963,7 @@
963 963  )))
964 964  
965 965  
958 +
966 966  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
967 967  
968 968  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
... ... @@ -982,6 +982,7 @@
982 982  )))
983 983  
984 984  
978 +
985 985  ==== 3.4.2.11 Trigger – Set minimum interval ====
986 986  
987 987  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
... ... @@ -1001,6 +1001,7 @@
1001 1001  )))
1002 1002  
1003 1003  
998 +
1004 1004  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1005 1005  
1006 1006  * AT Command:
... ... @@ -1033,6 +1033,7 @@
1033 1033  )))
1034 1034  
1035 1035  
1031 +
1036 1036  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1037 1037  
1038 1038  * AT Command:
... ... @@ -1095,6 +1095,7 @@
1095 1095  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
1096 1096  
1097 1097  
1094 +
1098 1098  === 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1099 1099  
1100 1100  * AT Command:
... ... @@ -1123,6 +1123,7 @@
1123 1123  Device will upload a packet if downlink code executes successfully.
1124 1124  
1125 1125  
1123 +
1126 1126  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1127 1127  
1128 1128  * AT Command:
... ... @@ -1173,6 +1173,7 @@
1173 1173  Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1174 1174  
1175 1175  
1174 +
1176 1176  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1177 1177  
1178 1178  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
... ... @@ -1192,6 +1192,7 @@
1192 1192  )))
1193 1193  
1194 1194  
1194 +
1195 1195  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1196 1196  
1197 1197  * AT Command:
... ... @@ -1217,6 +1217,7 @@
1217 1217  )))
1218 1218  
1219 1219  
1220 +
1220 1220  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1221 1221  
1222 1222  Clear counting for counting mode
... ... @@ -1236,6 +1236,7 @@
1236 1236  )))
1237 1237  
1238 1238  
1240 +
1239 1239  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1240 1240  
1241 1241  * AT Command:
... ... @@ -1258,6 +1258,8 @@
1258 1258  
1259 1259  )))
1260 1260  
1263 +
1264 +
1261 1261  == 3.5 Integrate with Mydevice ==
1262 1262  
1263 1263  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:
... ... @@ -1299,6 +1299,7 @@
1299 1299  [[image:image-20220524094909-5.png||height="341" width="734"]]
1300 1300  
1301 1301  
1306 +
1302 1302  == 3.6 Interface Detail ==
1303 1303  
1304 1304  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1308,6 +1308,7 @@
1308 1308  [[image:1653356991268-289.png]]
1309 1309  
1310 1310  
1316 +
1311 1311  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1312 1312  
1313 1313  (((
... ... @@ -1422,6 +1422,7 @@
1422 1422  )))
1423 1423  
1424 1424  
1431 +
1425 1425  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1426 1426  
1427 1427  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1429,6 +1429,7 @@
1429 1429  [[image:1653357531600-905.png]]
1430 1430  
1431 1431  
1439 +
1432 1432  === 3.6.4 Analog Input Interface ===
1433 1433  
1434 1434  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:
... ... @@ -1457,6 +1457,7 @@
1457 1457  [[image:1653357648330-671.png||height="155" width="733"]]
1458 1458  
1459 1459  
1468 +
1460 1460  === 3.6.5 Relay Output ===
1461 1461  
1462 1462  (((
... ... @@ -1468,6 +1468,7 @@
1468 1468  [[image:image-20220524100215-10.png||height="382" width="723"]]
1469 1469  
1470 1470  
1480 +
1471 1471  == 3.7 LEDs Indicators ==
1472 1472  
1473 1473  [[image:image-20220524100748-11.png]]
... ... @@ -1677,6 +1677,8 @@
1677 1677  
1678 1678  )))
1679 1679  
1690 +
1691 +
1680 1680  == 4.2 Common AT Command Sequence ==
1681 1681  
1682 1682  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
... ... @@ -1720,6 +1720,8 @@
1720 1720  
1721 1721  )))
1722 1722  
1735 +
1736 +
1723 1723  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1724 1724  
1725 1725  (((
... ... @@ -1793,6 +1793,8 @@
1793 1793  
1794 1794  )))
1795 1795  
1810 +
1811 +
1796 1796  === 4.2.3 Change to Class A ===
1797 1797  
1798 1798  If sensor JOINED
... ... @@ -1833,6 +1833,8 @@
1833 1833  
1834 1834  (((
1835 1835  (((
1852 +
1853 +
1836 1836  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1837 1837  )))
1838 1838  )))
... ... @@ -1844,6 +1844,8 @@
1844 1844  )))
1845 1845  
1846 1846  (((
1865 +
1866 +
1847 1847  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1848 1848  )))
1849 1849  
... ... @@ -1856,6 +1856,8 @@
1856 1856  (((
1857 1857  (((
1858 1858  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1879 +
1880 +
1859 1859  )))
1860 1860  )))
1861 1861  
... ... @@ -1871,23 +1871,25 @@
1871 1871  (% 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.
1872 1872  )))
1873 1873  
1896 +
1874 1874  (((
1875 1875  (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1876 1876  )))
1877 1877  
1878 1878  (((
1879 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1880 -(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1881 -(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1882 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1883 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1884 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1885 -(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1886 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1887 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1888 -(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1902 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1903 +(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
1904 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1905 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
1906 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
1907 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1908 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1909 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1910 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
1911 +(% style="background-color:#dcdcdc" %)ATZ  (%%) Reset MCU
1889 1889  )))
1890 1890  
1914 +
1891 1891  (((
1892 1892  As shown in below:
1893 1893  )))
... ... @@ -1904,11 +1904,11 @@
1904 1904  == 5.5 Can i use point to point communication for LT-22222-L? ==
1905 1905  
1906 1906  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1907 -
1908 -
1909 1909  )))
1910 1910  
1911 1911  (((
1934 +
1935 +
1912 1912  = 6. Trouble Shooting =
1913 1913  )))
1914 1914  
... ... @@ -1920,11 +1920,11 @@
1920 1920  
1921 1921  (((
1922 1922  Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1923 -
1924 -
1925 1925  )))
1926 1926  
1927 1927  (((
1950 +
1951 +
1928 1928  == 6.2 Have trouble to upload image. ==
1929 1929  )))
1930 1930  
... ... @@ -1934,9 +1934,7 @@
1934 1934  
1935 1935  (((
1936 1936  
1937 -)))
1938 1938  
1939 -(((
1940 1940  == 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1941 1941  )))
1942 1942  
... ... @@ -1944,147 +1944,62 @@
1944 1944  It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1945 1945  )))
1946 1946  
1947 -(((
1948 -
1949 -)))
1950 1950  
1951 -(((
1970 +
1952 1952  = 7. Order Info =
1953 -)))
1954 1954  
1955 -(((
1956 -(((
1973 +
1957 1957  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1958 -)))
1959 -)))
1960 1960  
1961 -(((
1962 -(((
1976 +
1963 1963  (% style="color:#4f81bd" %)**XXX:**
1964 -)))
1965 -)))
1966 1966  
1967 -(((
1968 -* (((
1969 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1970 -)))
1971 -)))
1979 +* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1980 +* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1981 +* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1982 +* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1983 +* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1984 +* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1985 +* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1986 +* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1987 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1972 1972  
1973 -(((
1974 -* (((
1975 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1976 -)))
1977 -)))
1978 1978  
1979 -(((
1980 -* (((
1981 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1982 -)))
1983 -)))
1984 1984  
1985 -(((
1986 -* (((
1987 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1988 -)))
1989 -)))
1990 -
1991 -(((
1992 -* (((
1993 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1994 -)))
1995 -)))
1996 -
1997 -(((
1998 -* (((
1999 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
2000 -)))
2001 -)))
2002 -
2003 -(((
2004 -* (((
2005 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
2006 -)))
2007 -)))
2008 -
2009 -(((
2010 -* (((
2011 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2012 -)))
2013 -)))
2014 -
2015 -(((
2016 -* (((
2017 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2018 -
2019 -
2020 -)))
2021 -
2022 2022  = 8. Packing Info =
2023 -)))
2024 2024  
2025 -(((
2026 -(((
1993 +
2027 2027  **Package Includes**:
2028 -)))
2029 -)))
2030 2030  
2031 -(((
2032 -(((
2033 2033  * LT-22222-L I/O Controller x 1
2034 2034  * Stick Antenna for LoRa RF part x 1
2035 2035  * Bracket for controller x1
2036 2036  * Program cable x 1
2037 -)))
2038 -)))
2039 2039  
2040 -(((
2041 -(((
2001 +
2042 2042  **Dimension and weight**:
2043 -)))
2044 -)))
2045 2045  
2046 -(((
2047 -(((
2048 2048  * Device Size: 13.5 x 7 x 3 cm
2049 2049  * Device Weight: 105g
2050 2050  * Package Size / pcs : 14.5 x 8 x 5 cm
2051 2051  * Weight / pcs : 170g
2052 2052  
2053 -
2054 -)))
2055 -)))
2056 2056  
2057 -(((
2010 +
2058 2058  = 9. Support =
2059 -)))
2060 2060  
2061 2061  * (((
2062 -(((
2063 2063  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.
2064 2064  )))
2065 -)))
2066 2066  * (((
2067 -(((
2068 -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
2017 +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]]
2069 2069  )))
2070 -)))
2071 2071  
2072 -(((
2073 -(((
2074 - [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2075 2075  
2076 -
2077 -)))
2078 2078  
2079 -(((
2080 2080  = 10. Reference​​​​​ =
2081 2081  
2082 -* Product Page:
2083 -
2084 -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]]
2085 -
2024 +* 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]]
2086 2086  * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
2087 2087  * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2088 2088  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2089 -)))
2090 -)))

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