Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.42 >
edited by Xiaoling
on 2022/06/10 08:59
To version < 77.28 >
edited by Xiaoling
on 2022/06/10 08:41
>
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... ... @@ -75,6 +75,7 @@
75 75  )))
76 76  )))
77 77  
78 +
78 78  (((
79 79  **Interface for Model: LT22222-L:**
80 80  )))
... ... @@ -98,6 +98,7 @@
98 98  Power Input 7~~ 24V DC. 
99 99  )))
100 100  
102 +
101 101  (((
102 102  **LoRa Spec:**
103 103  )))
... ... @@ -163,6 +163,7 @@
163 163  )))
164 164  
165 165  
168 +
166 166  == 1.3 Features ==
167 167  
168 168  * LoRaWAN Class A & Class C protocol
... ... @@ -174,6 +174,7 @@
174 174  * Counting
175 175  
176 176  
180 +
177 177  == 1.4  Applications ==
178 178  
179 179  * Smart Buildings & Home Automation
... ... @@ -184,6 +184,7 @@
184 184  * Smart Factory
185 185  
186 186  
191 +
187 187  == 1.5 Hardware Variants ==
188 188  
189 189  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -198,6 +198,7 @@
198 198  )))
199 199  
200 200  
206 +
201 201  = 2. Power ON Device =
202 202  
203 203  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.
... ... @@ -280,6 +280,7 @@
280 280  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
281 281  
282 282  
289 +
283 283  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
284 284  
285 285  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -315,6 +315,7 @@
315 315  * [1] RO1 relay channel is close and the RO1 LED is ON.
316 316  * [0] RO2 relay channel is open and RO2 LED is OFF;
317 317  
325 +
318 318  **LT22222-L:**
319 319  
320 320  * [1] DI2 channel is high input and DI2 LED is ON;
... ... @@ -331,6 +331,7 @@
331 331  ** DO1 LED is off in both case
332 332  
333 333  
342 +
334 334  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
335 335  
336 336  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
... ... @@ -746,6 +746,7 @@
746 746  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
747 747  
748 748  
758 +
749 749  === 3.4.1 Common Commands ===
750 750  
751 751  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]]
... ... @@ -995,7 +995,6 @@
995 995  )))
996 996  
997 997  
998 -
999 999  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
1000 1000  
1001 1001  * AT Command:
... ... @@ -1028,7 +1028,6 @@
1028 1028  )))
1029 1029  
1030 1030  
1031 -
1032 1032  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1033 1033  
1034 1034  * AT Command:
... ... @@ -1091,7 +1091,6 @@
1091 1091  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
1092 1092  
1093 1093  
1094 -
1095 1095  === 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1096 1096  
1097 1097  * AT Command:
... ... @@ -1120,7 +1120,6 @@
1120 1120  Device will upload a packet if downlink code executes successfully.
1121 1121  
1122 1122  
1123 -
1124 1124  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1125 1125  
1126 1126  * AT Command:
... ... @@ -1171,7 +1171,6 @@
1171 1171  Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1172 1172  
1173 1173  
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"]]
... ... @@ -1191,7 +1191,6 @@
1191 1191  )))
1192 1192  
1193 1193  
1194 -
1195 1195  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1196 1196  
1197 1197  * AT Command:
... ... @@ -1217,7 +1217,6 @@
1217 1217  )))
1218 1218  
1219 1219  
1220 -
1221 1221  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1222 1222  
1223 1223  Clear counting for counting mode
... ... @@ -1237,7 +1237,6 @@
1237 1237  )))
1238 1238  
1239 1239  
1240 -
1241 1241  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1242 1242  
1243 1243  * AT Command:
... ... @@ -1260,8 +1260,6 @@
1260 1260  
1261 1261  )))
1262 1262  
1263 -
1264 -
1265 1265  == 3.5 Integrate with Mydevice ==
1266 1266  
1267 1267  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:
... ... @@ -1303,7 +1303,6 @@
1303 1303  [[image:image-20220524094909-5.png||height="341" width="734"]]
1304 1304  
1305 1305  
1306 -
1307 1307  == 3.6 Interface Detail ==
1308 1308  
1309 1309  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1313,7 +1313,6 @@
1313 1313  [[image:1653356991268-289.png]]
1314 1314  
1315 1315  
1316 -
1317 1317  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1318 1318  
1319 1319  (((
... ... @@ -1428,7 +1428,6 @@
1428 1428  )))
1429 1429  
1430 1430  
1431 -
1432 1432  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1433 1433  
1434 1434  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1436,7 +1436,6 @@
1436 1436  [[image:1653357531600-905.png]]
1437 1437  
1438 1438  
1439 -
1440 1440  === 3.6.4 Analog Input Interface ===
1441 1441  
1442 1442  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:
... ... @@ -1465,7 +1465,6 @@
1465 1465  [[image:1653357648330-671.png||height="155" width="733"]]
1466 1466  
1467 1467  
1468 -
1469 1469  === 3.6.5 Relay Output ===
1470 1470  
1471 1471  (((
... ... @@ -1477,7 +1477,6 @@
1477 1477  [[image:image-20220524100215-10.png||height="382" width="723"]]
1478 1478  
1479 1479  
1480 -
1481 1481  == 3.7 LEDs Indicators ==
1482 1482  
1483 1483  [[image:image-20220524100748-11.png]]
... ... @@ -1687,8 +1687,6 @@
1687 1687  
1688 1688  )))
1689 1689  
1690 -
1691 -
1692 1692  == 4.2 Common AT Command Sequence ==
1693 1693  
1694 1694  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
... ... @@ -1732,8 +1732,6 @@
1732 1732  
1733 1733  )))
1734 1734  
1735 -
1736 -
1737 1737  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1738 1738  
1739 1739  (((
... ... @@ -1807,8 +1807,6 @@
1807 1807  
1808 1808  )))
1809 1809  
1810 -
1811 -
1812 1812  === 4.2.3 Change to Class A ===
1813 1813  
1814 1814  If sensor JOINED
... ... @@ -1849,8 +1849,6 @@
1849 1849  
1850 1850  (((
1851 1851  (((
1852 -
1853 -
1854 1854  == 5.2 How to change the LoRa Frequency Bands/Region? ==
1855 1855  )))
1856 1856  )))
... ... @@ -1857,11 +1857,11 @@
1857 1857  
1858 1858  (((
1859 1859  User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1860 -)))
1861 1861  
1862 -(((
1863 1863  
1848 +)))
1864 1864  
1850 +(((
1865 1865  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1866 1866  )))
1867 1867  
... ... @@ -1874,8 +1874,6 @@
1874 1874  (((
1875 1875  (((
1876 1876  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1877 -
1878 -
1879 1879  )))
1880 1880  )))
1881 1881  
... ... @@ -1891,25 +1891,23 @@
1891 1891  (% 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.
1892 1892  )))
1893 1893  
1894 -
1895 1895  (((
1896 1896  (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1897 1897  )))
1898 1898  
1899 1899  (((
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
1883 +(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1884 +(% style="background-color:#dcdcdc" %)AT+FDR  (%%) Reset Parameters to Factory Default, Keys Reserve
1885 +(% style="background-color:#dcdcdc" %)123456  (%%) Enter Password to have AT access.
1886 +(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%)Set to ABP mode
1887 +(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%)Set the Adaptive Data Rate Off
1888 +(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1889 +(% style="background-color:#dcdcdc" %)AT+TDC=60000  (%%)Set transmit interval to 60 seconds
1890 +(% style="background-color:#dcdcdc" %)AT+CHS=868400000 (%%)Set transmit frequency to 868.4Mhz
1891 +(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%) Set Device Address to 26 01 1A F1
1892 +(% style="background-color:#dcdcdc" %)ATZ                (%%)Reset MCU
1910 1910  )))
1911 1911  
1912 -
1913 1913  (((
1914 1914  As shown in below:
1915 1915  )))
... ... @@ -1926,11 +1926,11 @@
1926 1926  == 5.5 Can i use point to point communication for LT-22222-L? ==
1927 1927  
1928 1928  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1929 -)))
1930 1930  
1931 -(((
1932 1932  
1913 +)))
1933 1933  
1915 +(((
1934 1934  = 6. Trouble Shooting =
1935 1935  )))
1936 1936  
... ... @@ -1942,11 +1942,11 @@
1942 1942  
1943 1943  (((
1944 1944  Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1945 -)))
1946 1946  
1947 -(((
1948 1948  
1929 +)))
1949 1949  
1931 +(((
1950 1950  == 6.2 Have trouble to upload image. ==
1951 1951  )))
1952 1952  
... ... @@ -1956,7 +1956,9 @@
1956 1956  
1957 1957  (((
1958 1958  
1941 +)))
1959 1959  
1943 +(((
1960 1960  == 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1961 1961  )))
1962 1962  
... ... @@ -1964,62 +1964,147 @@
1964 1964  It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1965 1965  )))
1966 1966  
1951 +(((
1952 +
1953 +)))
1967 1967  
1968 -
1955 +(((
1969 1969  = 7. Order Info =
1957 +)))
1970 1970  
1971 -
1959 +(((
1960 +(((
1972 1972  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1962 +)))
1963 +)))
1973 1973  
1974 -
1965 +(((
1966 +(((
1975 1975  (% style="color:#4f81bd" %)**XXX:**
1968 +)))
1969 +)))
1976 1976  
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 +(((
1972 +* (((
1973 +(% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1974 +)))
1975 +)))
1986 1986  
1977 +(((
1978 +* (((
1979 +(% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1980 +)))
1981 +)))
1987 1987  
1983 +(((
1984 +* (((
1985 +(% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1986 +)))
1987 +)))
1988 1988  
1989 -= 8. Packing Info =
1989 +(((
1990 +* (((
1991 +(% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1992 +)))
1993 +)))
1990 1990  
1995 +(((
1996 +* (((
1997 +(% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1998 +)))
1999 +)))
1991 1991  
2001 +(((
2002 +* (((
2003 +(% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
2004 +)))
2005 +)))
2006 +
2007 +(((
2008 +* (((
2009 +(% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
2010 +)))
2011 +)))
2012 +
2013 +(((
2014 +* (((
2015 +(% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
2016 +)))
2017 +)))
2018 +
2019 +(((
2020 +* (((
2021 +(% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2022 +
2023 +
2024 +)))
2025 +
2026 += 8. Packing Info =
2027 +)))
2028 +
2029 +(((
2030 +(((
1992 1992  **Package Includes**:
2032 +)))
2033 +)))
1993 1993  
2035 +(((
2036 +(((
1994 1994  * LT-22222-L I/O Controller x 1
1995 1995  * Stick Antenna for LoRa RF part x 1
1996 1996  * Bracket for controller x1
1997 1997  * Program cable x 1
2041 +)))
2042 +)))
1998 1998  
1999 -
2044 +(((
2045 +(((
2000 2000  **Dimension and weight**:
2047 +)))
2048 +)))
2001 2001  
2050 +(((
2051 +(((
2002 2002  * Device Size: 13.5 x 7 x 3 cm
2003 2003  * Device Weight: 105g
2004 2004  * Package Size / pcs : 14.5 x 8 x 5 cm
2005 2005  * Weight / pcs : 170g
2006 2006  
2057 +
2058 +)))
2059 +)))
2007 2007  
2008 -
2061 +(((
2009 2009  = 9. Support =
2063 +)))
2010 2010  
2011 2011  * (((
2066 +(((
2012 2012  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.
2013 2013  )))
2069 +)))
2014 2014  * (((
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]]
2071 +(((
2072 +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
2016 2016  )))
2074 +)))
2017 2017  
2076 +(((
2077 +(((
2078 + [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2018 2018  
2080 +
2081 +)))
2019 2019  
2083 +(((
2020 2020  = 10. Reference​​​​​ =
2021 2021  
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]]
2086 +* Product Page:
2087 +
2088 +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 +
2023 2023  * [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
2024 2024  * [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2025 2025  * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
2093 +)))
2094 +)))

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