<
From version < 178.1 >
edited by Dilisi S
on 2024/11/09 02:59
To version < 184.1 >
edited by Dilisi S
on 2024/11/10 05:27
>
Change comment: Uploaded new attachment "thingseye-json.png", version {1}

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Details

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Content
... ... @@ -205,7 +205,6 @@
205 205  * Create an application if you do not have one yet.
206 206  * Register LT-22222-L with that application. Two registration options are available:
207 207  
208 -(% class="wikigeneratedid" %)
209 209  ==== ====
210 210  
211 211  ==== 3.2.2.1 Using the LoRaWAN Device Repository ====
... ... @@ -228,7 +228,6 @@
228 228  
229 229  [[image:lt-22222-l-dev-repo-reg-p2.png||height="625" width="1000"]]
230 230  
231 -(% class="wikigeneratedid" %)
232 232  ==== ====
233 233  
234 234  ==== 3.2.2.2 Entering device information manually ====
... ... @@ -301,7 +301,6 @@
301 301  
302 302  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
303 303  
304 -
305 305  The uplink messages are sent over LoRaWAN FPort 2. By default, an uplink message is sent every 10 minutes.
306 306  
307 307  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
... ... @@ -1744,13 +1744,14 @@
1744 1744  |**RO1**|For LT-22222-L: ON when RO1 is closed, OFF when RO1 is open
1745 1745  |**RO2**|For LT-22222-L: ON when RO2 is closed, OFF when RO2 is open
1746 1746  
1747 -= 4. Using AT Command =
1744 += 4. Using AT Commands =
1748 1748  
1749 -== 4.1 Connecting the LT-22222-L to a computer ==
1746 +The LT-22222-L supports programming using AT Commands.
1750 1750  
1748 +== 4.1 Connecting the LT-22222-L to a PC ==
1751 1751  
1752 1752  (((
1753 -The LT-22222-L supports programming using AT Commands. You can use a USB-to-TTL adapter along with a 3.5mm Program Cable to connect the LT-22222-L to a computer, as shown below.
1751 +You can use a USB-to-TTL adapter along with a 3.5mm Program Cable to connect the LT-22222-L to a PC, as shown below.
1754 1754  )))
1755 1755  
1756 1756  [[image:1653358238933-385.png]]
... ... @@ -1757,7 +1757,7 @@
1757 1757  
1758 1758  
1759 1759  (((
1760 -On the PC, the user needs to set the (% style="color:#4f81bd" %)**serial tool **(%%)(such as [[PuTTY>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]] or [[SecureCRT>>https://www.vandyke.com/cgi-bin/releases.php?product=securecrt]]) to a baud rate of (% style="color:green" %)**9600**(%%) to access the serial console of LT-22222-L. The AT commands are disabled by default, and a password (default:(% style="color:green" %)**123456**)(%%) must be entered to active them, as shown below:
1758 +On the PC, you need to set the (% style="color:#4f81bd" %)**serial tool **(%%)(such as [[PuTTY>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]] or [[SecureCRT>>https://www.vandyke.com/cgi-bin/releases.php?product=securecrt]]) to a baud rate of (% style="color:green" %)**9600**(%%) to access the serial console of LT-22222-L. Access to AT commands is disabled by default, and a password (default: (% style="color:green" %)**123456**)(%%) must be entered to enable AT command access, as shown below:
1761 1761  )))
1762 1762  
1763 1763  [[image:1653358355238-883.png]]
... ... @@ -1765,195 +1765,62 @@
1765 1765  
1766 1766  (((
1767 1767  You can find more details in the [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1768 -)))
1769 1769  
1770 -(((
1771 -The following table lists all the AT commands related to the LT-22222-L, except for those used for switching between modes.
1772 -
1773 -AT+<CMD>?        : Help on <CMD>
1767 +== 4.2 LT-22222-L related AT commands ==
1774 1774  )))
1775 1775  
1776 1776  (((
1777 -AT+<CMD>         : Run <CMD>
1778 -)))
1771 +The following is the list of all the AT commands related to the LT-22222-L, except for those used for switching between work modes.
1779 1779  
1780 -(((
1781 -AT+<CMD>=<value> : Set the value
1773 +* AT+<CMD>? : Help on <CMD>
1774 +* AT+<CMD> : Run <CMD>
1775 +* AT+<CMD>=<value> : Set the value
1776 +* AT+<CMD>=? : Get the value
1777 +* ATZ: Trigger a reset of the MCU
1778 +* ##**AT+FDR**##: Reset Parameters to factory default, reserve keys 
1779 +* **##AT+DEUI##**: Get or set the Device EUI (DevEUI)
1780 +* **##AT+DADDR##**: Get or set the Device Address (DevAddr)
1781 +* **##AT+APPKEY##**: Get or set the Application Key (AppKey)
1782 +* AT+NWKSKEY: Get or set the Network Session Key (NwkSKey)
1783 +* AT+APPSKEY: Get or set the Application Session Key (AppSKey)
1784 +* AT+APPEUI: Get or set the Application EUI (AppEUI)
1785 +* AT+ADR: Get or set the Adaptive Data Rate setting. (0: OFF, 1: ON)
1786 +* AT+TXP: Get or set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Specification)
1787 +* AT+DR:  Get or set the Data Rate. (0-7 corresponding to DR_X)  
1788 +* AT+DCS: Get or set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
1789 +* AT+PNM: Get or set the public network mode. (0: off, 1: on)
1790 +* AT+RX2FQ: Get or set the Rx2 window frequency
1791 +* AT+RX2DR: Get or set the Rx2 window data rate (0-7 corresponding to DR_X)
1792 +* AT+RX1DL: Get or set the delay between the end of the Tx and the Rx Window 1 in ms
1793 +* AT+RX2DL: Get or set the delay between the end of the Tx and the Rx Window 2 in ms
1794 +* AT+JN1DL: Get or set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
1795 +* AT+JN2DL: Get or set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
1796 +* AT+NJM: Get or set the Network Join Mode. (0: ABP, 1: OTAA)
1797 +* AT+NWKID: Get or set the Network ID
1798 +* AT+FCU: Get or set the Frame Counter Uplink (FCntUp)
1799 +* AT+FCD: Get or set the Frame Counter Downlink (FCntDown)
1800 +* AT+CLASS: Get or set the Device Class
1801 +* AT+JOIN: Join network
1802 +* AT+NJS: Get OTAA Join Status
1803 +* AT+SENDB: Send hexadecimal data along with the application port
1804 +* AT+SEND: Send text data along with the application port
1805 +* AT+RECVB: Print last received data in binary format (with hexadecimal values)
1806 +* AT+RECV: Print last received data in raw format
1807 +* AT+VER: Get current image version and Frequency Band
1808 +* AT+CFM: Get or Set the confirmation mode (0-1)
1809 +* AT+CFS: Get confirmation status of the last AT+SEND (0-1)
1810 +* AT+SNR: Get the SNR of the last received packet
1811 +* AT+RSSI: Get the RSSI of the last received packet
1812 +* AT+TDC: Get or set the application data transmission interval in ms
1813 +* AT+PORT: Get or set the application port
1814 +* AT+DISAT: Disable AT commands
1815 +* AT+PWORD: Set password, max 9 digits
1816 +* AT+CHS: Get or set the Frequency (Unit: Hz) for Single Channel Mode
1817 +* AT+CHE: Get or set eight channels mode, Only for US915, AU915, CN470
1818 +* AT+CFG: Print all settings
1782 1782  )))
1783 1783  
1784 -(((
1785 -AT+<CMD>=?       :  Get the value
1786 -)))
1787 1787  
1788 -(((
1789 -ATZ: Trig a reset of the MCU
1790 -)))
1791 -
1792 -(((
1793 -AT+FDR: Reset Parameters to Factory Default, Keys Reserve 
1794 -)))
1795 -
1796 -(((
1797 -AT+DEUI: Get or Set the Device EUI
1798 -)))
1799 -
1800 -(((
1801 -AT+DADDR: Get or Set the Device Address
1802 -)))
1803 -
1804 -(((
1805 -AT+APPKEY: Get or Set the Application Key
1806 -)))
1807 -
1808 -(((
1809 -AT+NWKSKEY: Get or Set the Network Session Key
1810 -)))
1811 -
1812 -(((
1813 -AT+APPSKEY:  Get or Set the Application Session Key
1814 -)))
1815 -
1816 -(((
1817 -AT+APPEUI:  Get or Set the Application EUI
1818 -)))
1819 -
1820 -(((
1821 -AT+ADR: Get or Set the Adaptive Data Rate setting. (0: off, 1: on)
1822 -)))
1823 -
1824 -(((
1825 -AT+TXP: Get or Set the Transmit Power (0-5, MAX:0, MIN:5, according to LoRaWAN Spec)
1826 -)))
1827 -
1828 -(((
1829 -AT+DR:  Get or Set the Data Rate. (0-7 corresponding to DR_X)  
1830 -)))
1831 -
1832 -(((
1833 -AT+DCS: Get or Set the ETSI Duty Cycle setting - 0=disable, 1=enable - Only for testing
1834 -)))
1835 -
1836 -(((
1837 -AT+PNM: Get or Set the public network mode. (0: off, 1: on)
1838 -)))
1839 -
1840 -(((
1841 -AT+RX2FQ: Get or Set the Rx2 window frequency
1842 -)))
1843 -
1844 -(((
1845 -AT+RX2DR: Get or Set the Rx2 window data rate (0-7 corresponding to DR_X)
1846 -)))
1847 -
1848 -(((
1849 -AT+RX1DL: Get or Set the delay between the end of the Tx and the Rx Window 1 in ms
1850 -)))
1851 -
1852 -(((
1853 -AT+RX2DL: Get or Set the delay between the end of the Tx and the Rx Window 2 in ms
1854 -)))
1855 -
1856 -(((
1857 -AT+JN1DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 1 in ms
1858 -)))
1859 -
1860 -(((
1861 -AT+JN2DL: Get or Set the Join Accept Delay between the end of the Tx and the Join Rx Window 2 in ms
1862 -)))
1863 -
1864 -(((
1865 -AT+NJM:  Get or Set the Network Join Mode. (0: ABP, 1: OTAA)
1866 -)))
1867 -
1868 -(((
1869 -AT+NWKID: Get or Set the Network ID
1870 -)))
1871 -
1872 -(((
1873 -AT+FCU: Get or Set the Frame Counter Uplink
1874 -)))
1875 -
1876 -(((
1877 -AT+FCD: Get or Set the Frame Counter Downlink
1878 -)))
1879 -
1880 -(((
1881 -AT+CLASS: Get or Set the Device Class
1882 -)))
1883 -
1884 -(((
1885 -AT+JOIN: Join network
1886 -)))
1887 -
1888 -(((
1889 -AT+NJS: Get OTAA Join Status
1890 -)))
1891 -
1892 -(((
1893 -AT+SENDB: Send hexadecimal data along with the application port
1894 -)))
1895 -
1896 -(((
1897 -AT+SEND: Send text data along with the application port
1898 -)))
1899 -
1900 -(((
1901 -AT+RECVB: Print last received data in binary format (with hexadecimal values)
1902 -)))
1903 -
1904 -(((
1905 -AT+RECV: Print last received data in raw format
1906 -)))
1907 -
1908 -(((
1909 -AT+VER:  Get current image version and Frequency Band
1910 -)))
1911 -
1912 -(((
1913 -AT+CFM: Get or Set the confirmation mode (0-1)
1914 -)))
1915 -
1916 -(((
1917 -AT+CFS:  Get confirmation status of the last AT+SEND (0-1)
1918 -)))
1919 -
1920 -(((
1921 -AT+SNR: Get the SNR of the last received packet
1922 -)))
1923 -
1924 -(((
1925 -AT+RSSI: Get the RSSI of the last received packet
1926 -)))
1927 -
1928 -(((
1929 -AT+TDC: Get or set the application data transmission interval in ms
1930 -)))
1931 -
1932 -(((
1933 -AT+PORT: Get or set the application port
1934 -)))
1935 -
1936 -(((
1937 -AT+DISAT: Disable AT commands
1938 -)))
1939 -
1940 -(((
1941 -AT+PWORD: Set password, max 9 digits
1942 -)))
1943 -
1944 -(((
1945 -AT+CHS: Get or Set Frequency (Unit: Hz) for Single Channel Mode
1946 -)))
1947 -
1948 -(((
1949 -AT+CHE: Get or Set eight channels mode, Only for US915, AU915, CN470
1950 -)))
1951 -
1952 -(((
1953 -AT+CFG: Print all settings
1954 -)))
1955 -
1956 -
1957 1957  == 4.2 Common AT Command Sequence ==
1958 1958  
1959 1959  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
... ... @@ -1962,41 +1962,41 @@
1962 1962  
1963 1963  
1964 1964  (((
1965 -(% style="color:blue" %)**If device has not joined network yet:**
1830 +(% style="color:blue" %)**If the device has not joined the network yet:**
1966 1966  )))
1967 1967  )))
1968 1968  
1969 1969  (((
1970 -(% style="background-color:#dcdcdc" %)**123456**
1835 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**##
1971 1971  )))
1972 1972  
1973 1973  (((
1974 -(% style="background-color:#dcdcdc" %)**AT+FDR**
1839 +(% style="background-color:#dcdcdc" %)##**AT+FDR ~/~/reset parameters to factory default, reserve keys**##
1975 1975  )))
1976 1976  
1977 1977  (((
1978 -(% style="background-color:#dcdcdc" %)**123456**
1843 +(% style="background-color:#dcdcdc" %)##**123456 ~/~/enable AT commands access**##
1979 1979  )))
1980 1980  
1981 1981  (((
1982 -(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1847 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0 ~/~/set to ABP mode**##
1983 1983  )))
1984 1984  
1985 1985  (((
1986 -(% style="background-color:#dcdcdc" %)**ATZ**
1851 +(% style="background-color:#dcdcdc" %)##**ATZ ~/~/reset MCU**##
1987 1987  )))
1988 1988  
1989 1989  
1990 1990  (((
1991 -(% style="color:blue" %)**If device already joined network:**
1856 +(% style="color:blue" %)**If the device has already joined the network:**
1992 1992  )))
1993 1993  
1994 1994  (((
1995 -(% style="background-color:#dcdcdc" %)**AT+NJM=0**
1860 +(% style="background-color:#dcdcdc" %)##**AT+NJM=0**##
1996 1996  )))
1997 1997  
1998 1998  (((
1999 -(% style="background-color:#dcdcdc" %)**ATZ**
1864 +(% style="background-color:#dcdcdc" %)##**ATZ**##
2000 2000  )))
2001 2001  
2002 2002  
... ... @@ -2102,31 +2102,39 @@
2102 2102  
2103 2103  = 6. FAQ =
2104 2104  
2105 -== 6.1 How to upgrade the firmware image? ==
1970 +This section contains some frequently asked questions, which can help you resolve common issues and find solutions quickly.
2106 2106  
1972 +== 6.1 How to update the firmware? ==
2107 2107  
2108 -The LT-22222-L I/O Controller is shipped with a 3.5mm cable, which is used to upload an image to LT in order to:
1974 +Dragino frequently releases firmware updates for the LT-22222-L.
2109 2109  
2110 -* Support new features.
2111 -* Fix bugs.
2112 -* Change LoRaWAN bands.
1976 +Updating your LT-22222-L with the latest firmware version helps to:
2113 2113  
2114 -Below is the hardware connection setup for uploading an firmware image to the LT-22222-L:
1978 +* Support new features
1979 +* Fix bugs
1980 +* Change LoRaWAN frequency bands
2115 2115  
2116 -(% class="box infomessage" %)
2117 -(((
2118 -The latest firmware version available for the LT-22222-L is v1.6.1 at the time of this writing.
2119 -)))
1982 +You will need the following things before proceeding:
2120 2120  
1984 +* 3.5mm programming cable (included with the LT-22222-L as an additional accessory)
1985 +* USB to TTL adapter
1986 +* Download and install the [[STM32 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]]. (replaced by STM32CubeProgrammer)
1987 +* Download the latest firmware image from [[LT-22222-L firmware image files>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACrbrDN0AqLHbBat0ViWx5Da/LT-22222-L/Firmware?dl=0&subfolder_nav_tracking=1]]. Check the file name of the firmware to find the correct region.
1988 +
1989 +{{info}}
1990 +As of this writing, the latest firmware version available for the LT-22222-L is v1.6.1.
1991 +{{/info}}
1992 +
1993 +Below is the hardware setup for uploading a firmware image to the LT-22222-L:
1994 +
1995 +
2121 2121  [[image:1653359603330-121.png]]
2122 2122  
2123 2123  
2124 -(((
2125 -(% style="color:#0000ff" %)**Step 1**(%%)**:** Download the F[[lash 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]]. (replaced by STM32CubeProgrammer)
2126 -(% style="color:#0000ff" %)**Step 2**(%%)**:** Download the [[LT Image files>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACrbrDN0AqLHbBat0ViWx5Da/LT-22222-L/Firmware?dl=0&subfolder_nav_tracking=1]].
2127 -(% style="color:#0000ff" %)**Step 3**(%%)**:** Open the Flash Loader and choose the correct COM port to update.
1999 +Start the STM32 Flash Loader and choose the correct COM port to update.
2128 2128  
2129 2129  (((
2002 +(((
2130 2130  (% style="color:blue" %)**For LT-22222-L**(%%):
2131 2131  
2132 2132  Hold down the **PRO** button, then briefly press the **RST** button. The **DO1** LED will change from OFF to ON. When the **DO1** LED is ON, it indicates that the device is in firmware download mode.
... ... @@ -2151,7 +2151,7 @@
2151 2151  
2152 2152  (((
2153 2153  (((
2154 -== 6.2 How to change the LoRa Frequency Bands/Region? ==
2027 +== 6.2 How to change the LoRaWAN frequency band/region? ==
2155 2155  
2156 2156  
2157 2157  )))
... ... @@ -2164,7 +2164,7 @@
2164 2164  (((
2165 2165  
2166 2166  
2167 -== 6.3 How to set up LT to work with a Single Channel Gateway, such as LG01/LG02? ==
2040 +== 6.3 How to setup LT to work with a Single Channel Gateway, such as LG01/LG02? ==
2168 2168  
2169 2169  
2170 2170  )))
... ... @@ -2241,61 +2241,55 @@
2241 2241  Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/]]
2242 2242  
2243 2243  
2244 -== 6.5 Can I see the counting event in Serial? ==
2117 +== 6.5 Can I see the counting event in the serial output? ==
2245 2245  
2246 2246  
2247 2247  (((
2248 -User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn't support AT+DEBUG. User can update to latest firmware first.
2121 +You can run the AT command AT+DEBUG to view the counting event in the serial output. If the firmware is too old and doesnt support AT+DEBUG, update to the latest firmware first.
2249 2249  
2250 2250  
2251 2251  == 6.6 Can I use point-to-point communication with LT-22222-L? ==
2252 2252  
2253 2253  
2254 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]. this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]].
2255 -
2256 -
2127 +Yes, you can. Please refer to the [[Point-to-Point Communication of LT-22222-L>>https://wiki.dragino.com/xwiki/bin/view/Main/%20Point%20to%20Point%20Communication%20of%20LT-22222-L/]] page. The firmware that supports point-to-point communication can be found [[here>>https://github.com/dragino/LT-22222-L/releases]].
2257 2257  )))
2258 2258  
2259 2259  (((
2260 -== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2131 +== 6.7 Why does the relay output default to an open relay after the LT-22222-L is powered off? ==
2261 2261  
2262 2262  
2263 -If the device is not shut down, but directly powered off.
2134 +* If the device is not properly shut down and is directly powered off.
2135 +* It will default to a power-off state.
2136 +* In modes 2 to 5, the DO/RO status and pulse count are saved to flash memory.
2137 +* After a restart, the status before the power failure will be read from flash.
2264 2264  
2265 -It will default that this is a power-off state.
2139 +== 6.8 Can I setup LT-22222-L as a NC (Normally Closed) relay? ==
2266 2266  
2267 -In modes 2 to 5, DO RO status and pulse count are saved in flash.
2268 2268  
2269 -After restart, the status before power failure will be read from flash.
2142 +The LT-22222-L's built-in relay is Normally Open (NO). You can use an external relay to achieve a Normally Closed (NC) configuration. The circuit diagram is shown below:
2270 2270  
2271 2271  
2272 -== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2273 -
2274 -
2275 -LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2276 -
2277 -
2278 2278  [[image:image-20221006170630-1.png||height="610" width="945"]]
2279 2279  
2280 2280  
2281 -== 6.9 Can LT22222-L save RO state? ==
2148 +== 6.9 Can the LT-22222-L save the RO state? ==
2282 2282  
2283 2283  
2284 -Firmware version needs to be no less than 1.6.0.
2151 +The firmware version must be at least 1.6.0.
2285 2285  
2286 2286  
2287 -== 6.10 Why does the LT22222 always report 15.585V when measuring AVI? ==
2154 +== 6.10 Why does the LT-22222-L always report 15.585V when measuring the AVI? ==
2288 2288  
2289 2289  
2290 -It is likely that the GND is not connected during the measurement, or the wire connected to the GND is loose.
2157 +It is likely that the GND is not connected during the measurement, or that the wire connected to the GND is loose.
2291 2291  
2292 2292  
2293 -= 7. Trouble Shooting =
2160 += 7. Troubleshooting =
2294 2294  )))
2295 2295  
2296 2296  (((
2297 2297  (((
2298 -== 7.1 Downlink doesn't work, how to solve it? ==
2165 +== 7.1 Downlink isn't working. How can I solve this? ==
2299 2299  
2300 2300  
2301 2301  )))
... ... @@ -2302,42 +2302,42 @@
2302 2302  )))
2303 2303  
2304 2304  (((
2305 -Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
2172 +Please refer to this link for debugging instructions: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
2306 2306  )))
2307 2307  
2308 2308  (((
2309 2309  
2310 2310  
2311 -== 7.2 Have trouble to upload image. ==
2178 +== 7.2 Having trouble uploading an image? ==
2312 2312  
2313 2313  
2314 2314  )))
2315 2315  
2316 2316  (((
2317 -See this link for trouble shooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
2184 +Please refer to this link for troubleshooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
2318 2318  )))
2319 2319  
2320 2320  (((
2321 2321  
2322 2322  
2323 -== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2190 +== 7.3 Why can't I join TTN in the US915 /AU915 bands? ==
2324 2324  
2325 2325  
2326 2326  )))
2327 2327  
2328 2328  (((
2329 -It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
2196 +It might be related to the channel mapping. [[Please refer to this link for details.>>https://github.com/dragino/LT-22222-L/releases]]
2330 2330  )))
2331 2331  
2332 2332  
2333 -== 7.4 Why can LT22222 perform Uplink normally, but cannot receive Downlink? ==
2200 +== 7.4 Why can the LT-22222-L perform Uplink normally, but cannot receive Downlink? ==
2334 2334  
2335 2335  
2336 -The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue state.
2337 -Use this command to bring their counts back together: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]]
2203 +The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue.
2204 +Use this command to synchronize their counts: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]]
2338 2338  
2339 2339  
2340 -= 8. Order Info =
2207 += 8. Ordering information =
2341 2341  
2342 2342  
2343 2343  (% style="color:#4f81bd" %)**LT-22222-L-XXX:**
... ... @@ -2344,43 +2344,42 @@
2344 2344  
2345 2345  (% style="color:#4f81bd" %)**XXX:**
2346 2346  
2347 -* (% style="color:red" %)**EU433**(%%):  LT with frequency bands EU433
2348 -* (% style="color:red" %)**EU868**(%%):  LT with frequency bands EU868
2349 -* (% style="color:red" %)**KR920**(%%):  LT with frequency bands KR920
2350 -* (% style="color:red" %)**CN470**(%%):  LT with frequency bands CN470
2351 -* (% style="color:red" %)**AS923**(%%):  LT with frequency bands AS923
2352 -* (% style="color:red" %)**AU915**(%%):  LT with frequency bands AU915
2353 -* (% style="color:red" %)**US915**(%%):  LT with frequency bands US915
2354 -* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2355 -* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2214 +* (% style="color:red" %)**EU433**(%%): LT with frequency bands EU433
2215 +* (% style="color:red" %)**EU868**(%%): LT with frequency bands EU868
2216 +* (% style="color:red" %)**KR920**(%%): LT with frequency bands KR920
2217 +* (% style="color:red" %)**CN470**(%%): LT with frequency bands CN470
2218 +* (% style="color:red" %)**AS923**(%%): LT with frequency bands AS923
2219 +* (% style="color:red" %)**AU915**(%%): LT with frequency bands AU915
2220 +* (% style="color:red" %)**US915**(%%): LT with frequency bands US915
2221 +* (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865
2222 +* (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779
2356 2356  
2357 -= 9. Packing Info =
2224 += 9. Packing information =
2358 2358  
2359 2359  
2360 -**Package Includes**:
2227 +**Package includes**:
2361 2361  
2362 2362  * LT-22222-L I/O Controller x 1
2363 2363  * Stick Antenna for LoRa RF part x 1
2364 2364  * Bracket for controller x1
2365 -* Program cable x 1
2232 +* 3.5mm Programming cable x 1
2366 2366  
2367 2367  **Dimension and weight**:
2368 2368  
2369 2369  * Device Size: 13.5 x 7 x 3 cm
2370 -* Device Weight: 105g
2237 +* Device Weight: 105 g
2371 2371  * Package Size / pcs : 14.5 x 8 x 5 cm
2372 -* Weight / pcs : 170g
2239 +* Weight / pcs : 170 g
2373 2373  
2374 2374  = 10. Support =
2375 2375  
2376 2376  
2377 2377  * (((
2378 -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.
2245 +Support is available Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different time zones, we cannot offer live support. However, your questions will be answered as soon as possible within the aforementioned schedule.
2379 2379  )))
2380 2380  * (((
2381 -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.cc>>mailto:Support@dragino.cc]]
2248 +Please provide as much information as possible regarding your inquiry (e.g., product models, a detailed description of the problem, steps to replicate it, etc.) and send an email to [[support@dragino.cc>>mailto:support@dragino.cc]]
2382 2382  
2383 -
2384 2384  
2385 2385  )))
2386 2386  
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