USR IOT USR-TCP232-T2 - Page 63

USR-TCP232-T2 user manual www.usriot.com
Jinan USR IOT Technology Limited www.usriot.com
63
5.3.4.29. AT+HEARTTM
Function: setting /query time of heartbeat package
Format: query:
AT+ HEARTTM <CR>
<CR><LF>+OK=< time ><CR><LF>
setting:
AT+ HEARTTM =< time ><CR>
<CR><LF>+OK<CR><LF>
Parameters:
Time: heartbeat time ,default is 30s, range from 1 to 65535s.
E.g.: AT+HEARTTM=30
5.3.4.30. AT+HEARTDT
Function: setting query customize heartbeat package content
Format: query:
AT+ HEARTDT <CR>
<CR><LF>+OK=< data ><CR><LF>
setting:
AT+ HEARTDT =< data ><CR>
<CR><LF>+OK<CR><LF>
Parameters:
data: less than 40 bytes ASCII code.
E.g.: AT+HEARTDT=www.usr.cn.
5.3.4.31. AT+ SCSLINK
Function: setting /query Socket connected status instructions function (connection status instructions pin change or
not according to the connection status)
Format: query:
AT+ SCSLINK <CR>
<CR><LF>+OK=< sta ><CR><LF>
setting:
AT+ SCSLINK =< sta ><CR>
<CR><LF>+OK<CR><LF>
Parameters: sta: status
ON: enable link function
OFF: disable link function
E.g.: AT+ SCSLINK=ON
5.3.4.32. AT+ CLIENTRST
Function: setting /query TCP Client mode filed to connect several time and reset ( repeat 30 times connection failed,
module restart )
Format: query: