Product Info

LPWA Module Series
BC66-NA Hardware Design
BC66-NA_Hardware_Design 20 / 59
Power Key Interface
Pin Name Pin No. I/O Description DC Characteristics Comment
PWRKEY 7 DI
Pull down
PWRKEY to turn
on the module
V
IL
max=0.3*VBAT
V
IH
min=0.7*VBAT
Reset Interface
Pin Name Pin No. I/O Description DC Characteristics Comment
RESET 15 DI Reset the module Active low.
PSM_EINT Interface
Pin Name Pin No. I/O Description DC Characteristics Comment
PSM_EINT 19 DI
Dedicated
external interrupt
pin.
Used to wake up
the module from
PSM.
Network Status Indication
Pin Name Pin No. I/O Description DC Characteristics Comment
NETLIGHT 16 DO
Network status
indication
ADC Interface
Pin Name Pin No. I/O Description DC Characteristics Comment
ADC0* 9 AI
General purpose
analog to digital
converter
interface
Voltage range:
0V~1.4V
Main UART Port
Pin Name Pin No. I/O Description DC Characteristics Comment
RXD 18 DI Receive data
1.8V power domain.
TXD 17 DO Transmit data
Auxiliary UART Port