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Last modified by Mengting Qiu on 2025/07/03 14:48
From version 147.8
edited by Xiaoling
on 2022/06/17 14:48
Change comment: There is no comment for this version
To version 147.5
edited by Xiaoling
on 2022/06/17 14:46
Change comment: There is no comment for this version

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... ... @@ -1948,21 +1948,23 @@
1948 1948  
1949 1949  [[image:image-20220615153355-1.png]]
1950 1950  
1951 -(% style="background-color:yellow" %)**1 < - -> GND  < - ->  Black**
1951 +(% _msthash="506138" _msttexthash="243997" %)
1952 +* (% style="background-color:yellow" %)1 < - -> GND  < - ->  Black
1952 1952  
1953 -(% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1954 +(% _msthash="506139" _msttexthash="257166" %)
1955 +* (% style="background-color:yellow" %)5 < - ->  RXD  < - ->  White
1954 1954  
1955 -(% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1957 +(% _msthash="506140" _msttexthash="253799" %)
1958 +* (% style="background-color:yellow" %)9 < - ->  TXD  < - ->  Green
1956 1956  
1957 1957  [[image:image-20220615153914-2.jpeg||height="608" width="456"]]
1958 1958  
1959 -
1960 1960  (((
1961 1961  (% _msthash="736728" _msttexthash="67213055" %)
1962 -(((
1963 -In PC, User needs to set serial tool(such as [[**putty**>>https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.htmlml]], SecureCRT) baud rate to (% style="color:green" %)**9600** (%%)to access to access serial console for LHT65N. The AT commands are disable by default and need to enter password (default:(% style="color:red" %)**123456**)(%%) to active it. Timeout to input AT Command is 5 min, after 5-minute, user need to input password again. User can use AT+DISAT command to disable AT command before timeout.
1964 +In PC, User needs to set serial tool(such as [[**putty**>>https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.htmlml]], SecureCRT) baud rate to
1965 +(% style="color:green" %)**9600** (%%)to access to access serial console for LHT65N. The AT commands are disable by default and need to enter password (default:
1966 +(% style="color:red" %)**123456**)(%%) to active it. Timeout to input AT Command is 5 min, after 5-minute, user need to input password again. User can use AT+DISAT command to disable AT command before timeout.
1964 1964  )))
1965 -)))
1966 1966  
1967 1967  (((
1968 1968  (% _msthash="736729" _msttexthash="1907009" %)
... ... @@ -1974,15 +1974,22 @@
1974 1974  )))
1975 1975  
1976 1976  
1979 +
1977 1977  == 6.5 How to use TTL-USB to connect PC to upgrade firmware? ==
1978 1978  
1979 1979  [[image:image-20220615153355-1.png]]
1980 1980  
1981 -(% style="background-color:yellow" %)**4  < - ->  3.3V  < - ->  Blue**
1984 +(% _msthash="506141" _msttexthash="231309" %)
1985 +*
1986 +** (% style="background-color:yellow" %)4  < - ->  3.3V  < - ->  Blue
1982 1982  
1983 -(% style="background-color:yellow" %)**5 < - ->  RXD  < - ->  White**
1988 +(% _msthash="506142" _msttexthash="257166" %)
1989 +*
1990 +** (% style="background-color:yellow" %)5 < - ->  RXD  < - ->  White
1984 1984  
1985 -(% style="background-color:yellow" %)**9 < - ->  TXD  < - ->  Green**
1992 +(% _msthash="506143" _msttexthash="253799" %)
1993 +*
1994 +** (% style="background-color:yellow" %)9 < - ->  TXD  < - ->  Green
1986 1986  
1987 1987  Use after connection， ground wire（1 < - -> GND  < - ->  Black） for 1s and then pull it out.Then restart the device.
1988 1988