al
Interfa
ce
interface,
this
interface
maximum
baud
rate
is
460800.
Can
not
be
used
for
debug
UART
log(It
need
921600)
USB
USB to UART interface,canbeusedfordebugUARTlog
DC5V
DC jack for power in, 5
~
9V input.
LED
Power
Power LED
Ready nReady LED
Link
nLink LED
Button
nRelo
ad
Smartlinkand Restore factory default configuration
.
Seemorefor
PINDefinition
Shanghai High-Flying Electronics Technology Co., Ltd(www.hi-flying.com)
- 15 -
Figure
8
. HF-LPT271 Order Information
The external interface description for evaluation kit as follows:
Table4.
Evaluation Kit Interface Description
Functi
on
Name
Description
Extern
al
RS23
2
Main data/command RS-232