User's Manual

HF-LPX70 SeriesWi-Fi&BLE User Manual
nReady Pin (LED) function(Low effective):
1. OS initial finished indicator. Only after this pin output low, can the UART function be
used.
nLink Pin (LED) function(Low effective):
1. At wireless firmware and config upgrade mode , this LED used to indicate configure
and upgrade status.
2. At “SmartLink” config mode, this LED isused to indicate APP to finish setting.
3. At normal mode, it’s Wi-Fi link status indicator.Output Low when STA mode connect
to router AP or other STA connect to it when in AP mode.
High-Flying strongly suggest customer fan out this pin to LED.
UART1 Debug
：
1. Is used for debug log or firmware program, baud rate 921600.
1.2.2. Electrical Characteristics
Table3. Absolute Maximum Ratings:
Parameter
Condition
Min.
Typ.
Max.
Unit
Work temperature range
-40
85
°C
Maximum soldering temperature
IPC/JEDEC J-STD-020
260
°C
ESD (Human Body ModelHBM)
TAMB=25°C
2.5
KV
ESD (MM)
TAMB=25°C
0.25
KV
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