USR IOT USR-GPRS232-730 - At+Heartdt; At+Hearttp

USR-GPRS232-730 User Manual h.usriot.com
Jinan USR IOT Technology Limited / 45 www.usriot.com
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AT+HEARTEN=status{CR}
{CR}{LF}OK{CR}{LF}
parameter :
status : enable/disable heartbeat function
“on” : enable
“off” : disable
4.2.1.40. AT+HEARTDT
function : query/set heartbeat data.
format :
query parameter introductions:
AT+HEARTDT=?{CR}
{CR}{LF}+HEARTDT:<“data”>{CR}{LF}{CR}{LF}OK{CR}{LF}
query current value of parameter:
AT+HEARTDT{CR} or AT+HEARTDT?{CR}
{CR}{LF}+HEARTDT:data{CR}{LF}{CR}{LF}OK{CR}{LF}
set parameter:
AT+HEARTDT=data{CR}
{CR}{LF}OK{CR}{LF}
parameter :
data : heartbeat data, hex string, max length is 80 bytes,
for example, “7777772E7573722E636E” means “www.usr.cn” in ASCII.
4.2.1.41. AT+HEARTTP
function : query/set heartbeat package sending type.
format :
query parameter introductions:
AT+HEARTTP=?{CR}
{CR}{LF}+HEARTTP:<"COM","NET">{CR}{LF}{CR}{LF}OK{CR}{LF}
query current value of parameter:
AT+HEARTTP{CR} or AT+HEARTTP?{CR}
{CR}{LF}+HEARTTP:type{CR}{LF}{CR}{LF}OK{CR}{LF}
set parameter:
AT+HEARTTP=type{CR}
{CR}{LF}OK{CR}{LF}
parameter :
type : sending type
“COM” : send data to serial port
“NET” : send data to network