HF-BL200A Low Energy Bluetooh
(
BLE 4.1
)
Module User Manual
Shanghai High Flying Electronics Technology Co., Ltd www.hi-flying.com
- 21
-
Figure 8.
”AT:HELP” list All command
4.2.1.
Command Format
AT
:
command based on ASCII code, format as below:
Format description
< >
: mean the part must include
[ ]
: mean optional part
Command message
AT
:
<CMD>[op][para-1,para-2,para-3,para-
4…]<CR><LF>
AT
::
command message prefix
CMD
:
command character string
[op]
:
command operate character, can be parameter setting or query
“-”
:
means parameter setting
“
?
”
:
means query
[para-n]
:
parameter setting code, if query, it is not required.
<CR>
:
end
,
ASCII code 0x0d
;
<LF>: return
,
ASCII code 0x0a
<descritpion>
: