Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 77.41 >
edited by Xiaoling
on 2022/06/10 08:59
To version < 77.52 >
edited by Xiaoling
on 2022/06/10 09:06
>
Change comment: There is no comment for this version

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Content
... ... @@ -162,7 +162,6 @@
162 162  
163 163  )))
164 164  
165 -
166 166  == 1.3 Features ==
167 167  
168 168  * LoRaWAN Class A & Class C protocol
... ... @@ -173,7 +173,6 @@
173 173  * Firmware upgradable via program port
174 174  * Counting
175 175  
176 -
177 177  == 1.4  Applications ==
178 178  
179 179  * Smart Buildings & Home Automation
... ... @@ -183,7 +183,6 @@
183 183  * Smart Cities
184 184  * Smart Factory
185 185  
186 -
187 187  == 1.5 Hardware Variants ==
188 188  
189 189  (% border="1" style="background-color:#f7faff; width:500px" %)
... ... @@ -197,7 +197,6 @@
197 197  * 1 x Counting Port
198 198  )))
199 199  
200 -
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.
... ... @@ -279,7 +279,6 @@
279 279  * **MOD5**: Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
280 280  * **ADDMOD6**: Trigger Mode, Optional, used together with MOD1 ~~ MOD5
281 281  
282 -
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.
... ... @@ -330,7 +330,6 @@
330 330  ** DO1 is high in case there is load between DO1 and V+.
331 331  ** DO1 LED is off in both case
332 332  
333 -
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.
... ... @@ -745,7 +745,6 @@
745 745  
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 -
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]]
... ... @@ -1694,7 +1694,9 @@
1694 1694  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1695 1695  
1696 1696  (((
1697 -If device has not joined network yet:
1690 +
1691 +
1692 +**If device has not joined network yet:**
1698 1698  )))
1699 1699  
1700 1700  (((
... ... @@ -1719,7 +1719,7 @@
1719 1719  
1720 1720  
1721 1721  (((
1722 -If device already joined network:
1717 +**If device already joined network:**
1723 1723  )))
1724 1724  
1725 1725  (((
... ... @@ -1737,7 +1737,9 @@
1737 1737  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1738 1738  
1739 1739  (((
1740 -(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1735 +
1736 +
1737 +(% style="background-color:#dcdcdc" %)123456(%%)  Enter Password to have AT access.
1741 1741  )))
1742 1742  
1743 1743  (((
... ... @@ -1745,7 +1745,7 @@
1745 1745  )))
1746 1746  
1747 1747  (((
1748 -(% style="background-color:#dcdcdc" %) 123456(%%)   Enter Password to have AT access.
1745 +(% style="background-color:#dcdcdc" %) 123456(%%)  Enter Password to have AT access.
1749 1749  )))
1750 1750  
1751 1751  (((
... ... @@ -1753,39 +1753,41 @@
1753 1753  )))
1754 1754  
1755 1755  (((
1756 -(% style="background-color:#dcdcdc" %) AT+NJM=0(%%) Set to ABP mode
1753 +(% style="background-color:#dcdcdc" %) AT+NJM=0(%%)  Set to ABP mode
1757 1757  )))
1758 1758  
1759 1759  (((
1760 -(% style="background-color:#dcdcdc" %) AT+ADR=0(%%) Set the Adaptive Data Rate Off
1757 +(% style="background-color:#dcdcdc" %) AT+ADR=0(%%)  Set the Adaptive Data Rate Off
1761 1761  )))
1762 1762  
1763 1763  (((
1764 -(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1761 +(% style="background-color:#dcdcdc" %) AT+DR=5(%%)  Set Data Rate
1765 1765  )))
1766 1766  
1767 1767  (((
1768 -(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1765 +(% style="background-color:#dcdcdc" %) AT+TDC=60000(%%)  Set transmit interval to 60 seconds
1769 1769  )))
1770 1770  
1771 1771  (((
1772 -(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%) Set transmit frequency to 868.4Mhz
1769 +(% style="background-color:#dcdcdc" %) AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1773 1773  )))
1774 1774  
1775 1775  (((
1776 -(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%) Set RX2Frequency to 868.4Mhz (according to the result from server)
1773 +(% style="background-color:#dcdcdc" %) AT+RX2FQ=868400000(%%)  Set RX2Frequency to 868.4Mhz (according to the result from server)
1777 1777  )))
1778 1778  
1779 1779  (((
1780 -(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1777 +(% style="background-color:#dcdcdc" %) AT+RX2DR=5(%%)  Set RX2DR to match the downlink DR from server. see below
1781 1781  )))
1782 1782  
1783 1783  (((
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.
1781 +(% 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.
1785 1785  )))
1786 1786  
1787 1787  (((
1788 -(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1785 +(% style="background-color:#dcdcdc" %) ATZ         (%%) Reset MCU
1786 +
1787 +
1789 1789  )))
1790 1790  
1791 1791  (((
... ... @@ -1808,7 +1808,6 @@
1808 1808  )))
1809 1809  
1810 1810  
1811 -
1812 1812  === 4.2.3 Change to Class A ===
1813 1813  
1814 1814  If sensor JOINED
... ... @@ -1820,19 +1820,25 @@
1820 1820  
1821 1821  == 5.1 How to upgrade the image? ==
1822 1822  
1821 +
1823 1823  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1824 1824  
1825 1825  * Support new features
1826 1826  * For bug fix
1827 1827  * Change LoRaWAN bands.
1827 +
1828 1828  Below shows the hardware connection for how to upload an image to the LT:
1829 -* [[image:1653359603330-121.png]]
1830 1830  
1830 +[[image:1653359603330-121.png]]
1831 +
1832 +
1831 1831  (((
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**:
1834 +(% 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]].
1835 +(% 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/]].
1836 +(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1837 +
1838 +
1839 +(% style="color:blue" %)**For LT-22222-L**(%%):
1836 1836  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.
1837 1837  )))
1838 1838  
... ... @@ -1842,6 +1842,7 @@
1842 1842  
1843 1843  [[image:image-20220524104033-15.png]]
1844 1844  
1849 +
1845 1845  (% 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:
1846 1846  
1847 1847  [[image:1653360054704-518.png||height="186" width="745"]]
... ... @@ -1857,8 +1857,6 @@
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 -
1862 1862  )))
1863 1863  
1864 1864  (((
... ... @@ -1908,7 +1908,7 @@
1908 1908  (% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1909 1909  (% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1910 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
1914 +(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
1912 1912  )))
1913 1913  
1914 1914  
... ... @@ -1987,7 +1987,6 @@
1987 1987  * (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1988 1988  
1989 1989  
1990 -
1991 1991  = 8. Packing Info =
1992 1992  
1993 1993  
... ... @@ -1998,7 +1998,6 @@
1998 1998  * Bracket for controller x1
1999 1999  * Program cable x 1
2000 2000  
2001 -
2002 2002  **Dimension and weight**:
2003 2003  
2004 2004  * Device Size: 13.5 x 7 x 3 cm
... ... @@ -2007,7 +2007,6 @@
2007 2007  * Weight / pcs : 170g
2008 2008  
2009 2009  
2010 -
2011 2011  = 9. Support =
2012 2012  
2013 2013  * (((
... ... @@ -2018,7 +2018,6 @@
2018 2018  )))
2019 2019  
2020 2020  
2021 -
2022 2022  = 10. Reference​​​​​ =
2023 2023  
2024 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]]

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