Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.23 >
edited by Xiaoling
on 2022/06/10 08:41
To version < 77.42 >
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]]
... ... @@ -889,6 +889,7 @@
889 889  )))
890 890  
891 891  
882 +
892 892  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
893 893  
894 894  Set DI1 or DI3(for LT-33222-L) trigger.
... ... @@ -916,6 +916,7 @@
916 916  )))
917 917  
918 918  
910 +
919 919  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
920 920  
921 921  Set DI2 trigger.
... ... @@ -943,6 +943,7 @@
943 943  )))
944 944  
945 945  
938 +
946 946  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
947 947  
948 948  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
... ... @@ -962,6 +962,7 @@
962 962  )))
963 963  
964 964  
958 +
965 965  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
966 966  
967 967  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
... ... @@ -981,6 +981,7 @@
981 981  )))
982 982  
983 983  
978 +
984 984  ==== 3.4.2.11 Trigger – Set minimum interval ====
985 985  
986 986  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
... ... @@ -1000,6 +1000,7 @@
1000 1000  )))
1001 1001  
1002 1002  
998 +
1003 1003  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1004 1004  
1005 1005  * AT Command:
... ... @@ -1032,6 +1032,7 @@
1032 1032  )))
1033 1033  
1034 1034  
1031 +
1035 1035  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1036 1036  
1037 1037  * AT Command:
... ... @@ -1094,6 +1094,7 @@
1094 1094  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
1095 1095  
1096 1096  
1094 +
1097 1097  === 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1098 1098  
1099 1099  * AT Command:
... ... @@ -1122,6 +1122,7 @@
1122 1122  Device will upload a packet if downlink code executes successfully.
1123 1123  
1124 1124  
1123 +
1125 1125  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1126 1126  
1127 1127  * AT Command:
... ... @@ -1172,6 +1172,7 @@
1172 1172  Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1173 1173  
1174 1174  
1174 +
1175 1175  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1176 1176  
1177 1177  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
... ... @@ -1191,6 +1191,7 @@
1191 1191  )))
1192 1192  
1193 1193  
1194 +
1194 1194  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1195 1195  
1196 1196  * AT Command:
... ... @@ -1216,6 +1216,7 @@
1216 1216  )))
1217 1217  
1218 1218  
1220 +
1219 1219  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1220 1220  
1221 1221  Clear counting for counting mode
... ... @@ -1235,6 +1235,7 @@
1235 1235  )))
1236 1236  
1237 1237  
1240 +
1238 1238  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1239 1239  
1240 1240  * AT Command:
... ... @@ -1257,6 +1257,8 @@
1257 1257  
1258 1258  )))
1259 1259  
1263 +
1264 +
1260 1260  == 3.5 Integrate with Mydevice ==
1261 1261  
1262 1262  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:
... ... @@ -1298,6 +1298,7 @@
1298 1298  [[image:image-20220524094909-5.png||height="341" width="734"]]
1299 1299  
1300 1300  
1306 +
1301 1301  == 3.6 Interface Detail ==
1302 1302  
1303 1303  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1307,6 +1307,7 @@
1307 1307  [[image:1653356991268-289.png]]
1308 1308  
1309 1309  
1316 +
1310 1310  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1311 1311  
1312 1312  (((
... ... @@ -1421,6 +1421,7 @@
1421 1421  )))
1422 1422  
1423 1423  
1431 +
1424 1424  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1425 1425  
1426 1426  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1428,6 +1428,7 @@
1428 1428  [[image:1653357531600-905.png]]
1429 1429  
1430 1430  
1439 +
1431 1431  === 3.6.4 Analog Input Interface ===
1432 1432  
1433 1433  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:
... ... @@ -1456,6 +1456,7 @@
1456 1456  [[image:1653357648330-671.png||height="155" width="733"]]
1457 1457  
1458 1458  
1468 +
1459 1459  === 3.6.5 Relay Output ===
1460 1460  
1461 1461  (((
... ... @@ -1467,6 +1467,7 @@
1467 1467  [[image:image-20220524100215-10.png||height="382" width="723"]]
1468 1468  
1469 1469  
1480 +
1470 1470  == 3.7 LEDs Indicators ==
1471 1471  
1472 1472  [[image:image-20220524100748-11.png]]
... ... @@ -1676,6 +1676,8 @@
1676 1676  
1677 1677  )))
1678 1678  
1690 +
1691 +
1679 1679  == 4.2 Common AT Command Sequence ==
1680 1680  
1681 1681  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
... ... @@ -1719,6 +1719,8 @@
1719 1719  
1720 1720  )))
1721 1721  
1735 +
1736 +
1722 1722  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1723 1723  
1724 1724  (((
... ... @@ -1792,6 +1792,8 @@
1792 1792  
1793 1793  )))
1794 1794  
1810 +
1811 +
1795 1795  === 4.2.3 Change to Class A ===
1796 1796  
1797 1797  If sensor JOINED
... ... @@ -1832,6 +1832,8 @@
1832 1832  
1833 1833  (((
1834 1834  (((
1852 +
1853 +
1835 1835  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1836 1836  )))
1837 1837  )))
... ... @@ -1838,11 +1838,11 @@
1838 1838  
1839 1839  (((
1840 1840  User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1841 -
1842 -
1843 1843  )))
1844 1844  
1845 1845  (((
1863 +
1864 +
1846 1846  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1847 1847  )))
1848 1848  
... ... @@ -1855,6 +1855,8 @@
1855 1855  (((
1856 1856  (((
1857 1857  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1877 +
1878 +
1858 1858  )))
1859 1859  )))
1860 1860  
... ... @@ -1870,23 +1870,25 @@
1870 1870  (% 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.
1871 1871  )))
1872 1872  
1894 +
1873 1873  (((
1874 1874  (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1875 1875  )))
1876 1876  
1877 1877  (((
1878 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1879 -(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1880 -(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1881 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1882 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1883 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1884 -(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1885 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1886 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1887 -(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1900 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1901 +(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
1902 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1903 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
1904 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
1905 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1906 +(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1907 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1908 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
1909 +(% style="background-color:#dcdcdc" %)ATZ  (%%) Reset MCU
1888 1888  )))
1889 1889  
1912 +
1890 1890  (((
1891 1891  As shown in below:
1892 1892  )))
... ... @@ -1903,11 +1903,11 @@
1903 1903  == 5.5 Can i use point to point communication for LT-22222-L? ==
1904 1904  
1905 1905  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1906 -
1907 -
1908 1908  )))
1909 1909  
1910 1910  (((
1932 +
1933 +
1911 1911  = 6. Trouble Shooting =
1912 1912  )))
1913 1913  
... ... @@ -1919,11 +1919,11 @@
1919 1919  
1920 1920  (((
1921 1921  Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1922 -
1923 -
1924 1924  )))
1925 1925  
1926 1926  (((
1948 +
1949 +
1927 1927  == 6.2 Have trouble to upload image. ==
1928 1928  )))
1929 1929  
... ... @@ -1933,9 +1933,7 @@
1933 1933  
1934 1934  (((
1935 1935  
1936 -)))
1937 1937  
1938 -(((
1939 1939  == 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1940 1940  )))
1941 1941  
... ... @@ -1943,147 +1943,62 @@
1943 1943  It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1944 1944  )))
1945 1945  
1946 -(((
1947 -
1948 -)))
1949 1949  
1950 -(((
1968 +
1951 1951  = 7. Order Info =
1952 -)))
1953 1953  
1954 -(((
1955 -(((
1971 +
1956 1956  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1957 -)))
1958 -)))
1959 1959  
1960 -(((
1961 -(((
1974 +
1962 1962  (% style="color:#4f81bd" %)**XXX:**
1963 -)))
1964 -)))
1965 1965  
1966 -(((
1967 -* (((
1968 -(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1969 -)))
1970 -)))
1977 +* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1978 +* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1979 +* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1980 +* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1981 +* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1982 +* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1983 +* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1984 +* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1985 +* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1971 1971  
1972 -(((
1973 -* (((
1974 -(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1975 -)))
1976 -)))
1977 1977  
1978 -(((
1979 -* (((
1980 -(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1981 -)))
1982 -)))
1983 1983  
1984 -(((
1985 -* (((
1986 -(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1987 -)))
1988 -)))
1989 -
1990 -(((
1991 -* (((
1992 -(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1993 -)))
1994 -)))
1995 -
1996 -(((
1997 -* (((
1998 -(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1999 -)))
2000 -)))
2001 -
2002 -(((
2003 -* (((
2004 -(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
2005 -)))
2006 -)))
2007 -
2008 -(((
2009 -* (((
2010 -(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2011 -)))
2012 -)))
2013 -
2014 -(((
2015 -* (((
2016 -(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2017 -
2018 -
2019 -)))
2020 -
2021 2021  = 8. Packing Info =
2022 -)))
2023 2023  
2024 -(((
2025 -(((
1991 +
2026 2026  **Package Includes**:
2027 -)))
2028 -)))
2029 2029  
2030 -(((
2031 -(((
2032 2032  * LT-22222-L I/O Controller x 1
2033 2033  * Stick Antenna for LoRa RF part x 1
2034 2034  * Bracket for controller x1
2035 2035  * Program cable x 1
2036 -)))
2037 -)))
2038 2038  
2039 -(((
2040 -(((
1999 +
2041 2041  **Dimension and weight**:
2042 -)))
2043 -)))
2044 2044  
2045 -(((
2046 -(((
2047 2047  * Device Size: 13.5 x 7 x 3 cm
2048 2048  * Device Weight: 105g
2049 2049  * Package Size / pcs : 14.5 x 8 x 5 cm
2050 2050  * Weight / pcs : 170g
2051 2051  
2052 -
2053 -)))
2054 -)))
2055 2055  
2056 -(((
2008 +
2057 2057  = 9. Support =
2058 -)))
2059 2059  
2060 2060  * (((
2061 -(((
2062 2062  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.
2063 2063  )))
2064 -)))
2065 2065  * (((
2066 -(((
2067 -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
2015 +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]]
2068 2068  )))
2069 -)))
2070 2070  
2071 -(((
2072 -(((
2073 - [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2074 2074  
2075 -
2076 -)))
2077 2077  
2078 -(((
2079 2079  = 10. Reference​​​​​ =
2080 2080  
2081 -* Product Page:
2082 -
2083 -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]]
2084 -
2022 +* 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 2085  * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
2086 2086  * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2087 2087  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2088 -)))
2089 -)))

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