<
From version < 77.59 >
edited by Xiaoling
on 2022/06/10 09:11
To version < 77.39 >
edited by Xiaoling
on 2022/06/10 08:58
>
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  
... ... @@ -1920,7 +1920,7 @@
1920 1920  (% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1921 1921  (% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1922 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
1910 +(% style="background-color:#dcdcdc" %)ATZ  (%%) Reset MCU
1924 1924  )))
1925 1925  
1926 1926  
... ... @@ -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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