<
From version < 77.59 >
edited by Xiaoling
on 2022/06/10 09:11
To version < 77.37 >
edited by Xiaoling
on 2022/06/10 08:55
>
Change comment: There is no comment for this version

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Content
... ... @@ -162,6 +162,7 @@
162 162  
163 163  )))
164 164  
165 +
165 165  == 1.3 Features ==
166 166  
167 167  * LoRaWAN Class A & Class C protocol
... ... @@ -172,6 +172,7 @@
172 172  * Firmware upgradable via program port
173 173  * Counting
174 174  
176 +
175 175  == 1.4  Applications ==
176 176  
177 177  * Smart Buildings & Home Automation
... ... @@ -181,6 +181,7 @@
181 181  * Smart Cities
182 182  * Smart Factory
183 183  
186 +
184 184  == 1.5 Hardware Variants ==
185 185  
186 186  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -194,6 +194,7 @@
194 194  * 1 x Counting Port
195 195  )))
196 196  
200 +
197 197  = 2. Power ON Device =
198 198  
199 199  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.
... ... @@ -275,6 +275,7 @@
275 275  * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
276 276  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
277 277  
282 +
278 278  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
279 279  
280 280  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
... ... @@ -325,6 +325,7 @@
325 325  ** DO1 is high in case there is load between DO1 and V+.
326 326  ** DO1 LED is off in both case
327 327  
333 +
328 328  === 3.3.2 AT+MOD~=2, (Double DI Counting) ===
329 329  
330 330  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
... ... @@ -739,6 +739,7 @@
739 739  
740 740  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
741 741  
748 +
742 742  === 3.4.1 Common Commands ===
743 743  
744 744  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]]
... ... @@ -1283,21 +1283,16 @@
1283 1283  [[image:1653356838789-523.png||height="337" width="740"]]
1284 1284  
1285 1285  
1286 -
1287 1287  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1288 1288  
1289 1289  [[image:image-20220524094909-1.png||height="335" width="729"]]
1290 1290  
1291 -
1292 1292  [[image:image-20220524094909-2.png||height="337" width="729"]]
1293 1293  
1294 -
1295 1295  [[image:image-20220524094909-3.png||height="338" width="727"]]
1296 1296  
1297 -
1298 1298  [[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1299 1299  
1300 -
1301 1301  [[image:image-20220524094909-5.png||height="341" width="734"]]
1302 1302  
1303 1303  
... ... @@ -1337,7 +1337,7 @@
1337 1337  )))
1338 1338  
1339 1339  (((
1340 -(% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.
1342 +**Example1**: Connect to a Low active sensor.
1341 1341  )))
1342 1342  
1343 1343  (((
... ... @@ -1368,7 +1368,7 @@
1368 1368  )))
1369 1369  
1370 1370  (((
1371 -(% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.
1373 +**Example2**: Connect to a High active sensor.
1372 1372  )))
1373 1373  
1374 1374  (((
... ... @@ -1399,7 +1399,7 @@
1399 1399  )))
1400 1400  
1401 1401  (((
1402 -(% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.
1404 +**Example3**: Connect to a 220v high active sensor.
1403 1403  )))
1404 1404  
1405 1405  (((
... ... @@ -1439,9 +1439,8 @@
1439 1439  
1440 1440  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:
1441 1441  
1444 +**AC2 = (IN2 voltage )/12**
1442 1442  
1443 -(% style="color:blue" %)**AC2 = (IN2 voltage )/12**
1444 -
1445 1445  [[image:1653357592296-182.png]]
1446 1446  
1447 1447  Example to connect a 4~~20mA sensor
... ... @@ -1448,18 +1448,17 @@
1448 1448  
1449 1449  We take the wind speed sensor as an example for reference only.
1450 1450  
1452 +Specifications of the wind speed sensor:
1451 1451  
1452 -**Specifications of the wind speed sensor:**
1454 +Red:12~~24v
1453 1453  
1454 -Red:  12~~24v
1456 +Yellow:4~~20mA
1455 1455  
1456 -Yellow:  4~~20mA
1458 +Black:GND
1457 1457  
1458 -Black:  GND
1459 1459  
1461 +Connection diagram:
1460 1460  
1461 -**Connection diagram:**
1462 -
1463 1463  [[image:1653357640609-758.png]]
1464 1464  
1465 1465  [[image:1653357648330-671.png||height="155" width="733"]]
... ... @@ -1491,7 +1491,6 @@
1491 1491  
1492 1492  [[image:1653358238933-385.png]]
1493 1493  
1494 -
1495 1495  (((
1496 1496  In PC, User needs to set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**)(%%) to active it. As shown below:
1497 1497  )))
... ... @@ -1498,7 +1498,6 @@
1498 1498  
1499 1499  [[image:1653358355238-883.png]]
1500 1500  
1501 -
1502 1502  (((
1503 1503  More detail AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1504 1504  )))
... ... @@ -1696,9 +1696,7 @@
1696 1696  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1697 1697  
1698 1698  (((
1699 -
1700 -
1701 -**If device has not joined network yet:**
1697 +If device has not joined network yet:
1702 1702  )))
1703 1703  
1704 1704  (((
... ... @@ -1723,7 +1723,7 @@
1723 1723  
1724 1724  
1725 1725  (((
1726 -**If device already joined network:**
1722 +If device already joined network:
1727 1727  )))
1728 1728  
1729 1729  (((
... ... @@ -1741,9 +1741,7 @@
1741 1741  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1742 1742  
1743 1743  (((
1744 -
1745 -
1746 -(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1740 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1747 1747  )))
1748 1748  
1749 1749  (((
... ... @@ -1751,7 +1751,7 @@
1751 1751  )))
1752 1752  
1753 1753  (((
1754 -(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1748 +(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1755 1755  )))
1756 1756  
1757 1757  (((
... ... @@ -1759,41 +1759,39 @@
1759 1759  )))
1760 1760  
1761 1761  (((
1762 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1756 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1763 1763  )))
1764 1764  
1765 1765  (((
1766 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1760 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
1767 1767  )))
1768 1768  
1769 1769  (((
1770 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1764 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1771 1771  )))
1772 1772  
1773 1773  (((
1774 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1768 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1775 1775  )))
1776 1776  
1777 1777  (((
1778 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1772 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
1779 1779  )))
1780 1780  
1781 1781  (((
1782 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1776 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1783 1783  )))
1784 1784  
1785 1785  (((
1786 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1780 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1787 1787  )))
1788 1788  
1789 1789  (((
1790 -(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%) Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1784 +(% style="background-color:#dcdcdc" %) AT+DADDR=26 01 1A F1 (%%)Set Device Address to 26 01 1A F1, this ID can be found in the LoRa Server portal.
1791 1791  )))
1792 1792  
1793 1793  (((
1794 -(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1795 -
1796 -
1788 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1797 1797  )))
1798 1798  
1799 1799  (((
... ... @@ -1816,6 +1816,7 @@
1816 1816  )))
1817 1817  
1818 1818  
1811 +
1819 1819  === 4.2.3 Change to Class A ===
1820 1820  
1821 1821  If sensor JOINED
... ... @@ -1827,25 +1827,19 @@
1827 1827  
1828 1828  == 5.1 How to upgrade the image? ==
1829 1829  
1830 -
1831 1831  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1832 1832  
1833 1833  * Support new features
1834 1834  * For bug fix
1835 1835  * Change LoRaWAN bands.
1836 -
1837 1837  Below shows the hardware connection for how to upload an image to the LT:
1829 +* [[image:1653359603330-121.png]]
1838 1838  
1839 -[[image:1653359603330-121.png]]
1840 -
1841 -
1842 1842  (((
1843 -(% 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]].
1844 -(% 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/]].
1845 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1846 -
1847 -
1848 -(% style="color:blue" %)**For LT-22222-L**(%%):
1832 +**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]].
1833 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1834 +**Step3: **Open flashloader; choose the correct COM port to update.
1835 +**For LT-22222-L**:
1849 1849  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.
1850 1850  )))
1851 1851  
... ... @@ -1855,7 +1855,6 @@
1855 1855  
1856 1856  [[image:image-20220524104033-15.png]]
1857 1857  
1858 -
1859 1859  (% style="color:red" %)**Notice**(%%): In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1860 1860  
1861 1861  [[image:1653360054704-518.png||height="186" width="745"]]
... ... @@ -1871,11 +1871,14 @@
1871 1871  
1872 1872  (((
1873 1873  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 +
1874 1874  )))
1875 1875  
1876 1876  (((
1877 1877  
1878 1878  
1867 +
1879 1879  == 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1880 1880  )))
1881 1881  
... ... @@ -1888,8 +1888,6 @@
1888 1888  (((
1889 1889  (((
1890 1890  Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1891 -
1892 -
1893 1893  )))
1894 1894  )))
1895 1895  
... ... @@ -1905,25 +1905,23 @@
1905 1905  (% 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.
1906 1906  )))
1907 1907  
1908 -
1909 1909  (((
1910 1910  (% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1911 1911  )))
1912 1912  
1913 1913  (((
1914 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1915 -(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
1916 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1917 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
1918 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
1919 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1920 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1921 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1922 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
1923 -(% 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
1924 1924  )))
1925 1925  
1926 -
1927 1927  (((
1928 1928  As shown in below:
1929 1929  )))
... ... @@ -1940,6 +1940,8 @@
1940 1940  == 5.5 Can i use point to point communication for LT-22222-L? ==
1941 1941  
1942 1942  Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1928 +
1929 +
1943 1943  )))
1944 1944  
1945 1945  (((
... ... @@ -1998,6 +1998,8 @@
1998 1998  * (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1999 1999  * (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
2000 2000  
1988 +
1989 +
2001 2001  = 8. Packing Info =
2002 2002  
2003 2003  
... ... @@ -2008,6 +2008,7 @@
2008 2008  * Bracket for controller x1
2009 2009  * Program cable x 1
2010 2010  
2000 +
2011 2011  **Dimension and weight**:
2012 2012  
2013 2013  * Device Size: 13.5 x 7 x 3 cm
... ... @@ -2015,6 +2015,8 @@
2015 2015  * Package Size / pcs : 14.5 x 8 x 5 cm
2016 2016  * Weight / pcs : 170g
2017 2017  
2008 +
2009 +
2018 2018  = 9. Support =
2019 2019  
2020 2020  * (((
... ... @@ -2024,6 +2024,8 @@
2024 2024  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]]
2025 2025  )))
2026 2026  
2019 +
2020 +
2027 2027  = 10. Reference​​​​​ =
2028 2028  
2029 2029  * 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]]
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