Quectel BC66 Hardware Design page 17

Power Key Interface
Pin Name Pin No.
PWRKEY 7
Reset Interface
Pin Name Pin No.
RESET 15
PSM_EINT Interface
Pin Name Pin No.
PSM_EINT 19
Network Status Indication
Pin Name Pin No.
NETLIGHT* 16
ADC Interface
Pin Name Pin No.
ADC0* 9
Main UART Port
Pin Name Pin No.
RXD 18
TXD 17
Auxiliary UART Port
BC66_Hardware_Design
I/O Description
Pull down
DI PWRKEY to turn
on the module
I/O Description
DI Reset the module
I/O Description
Dedicated
external interrupt
pin.
DI
Used to wake up
the module from
PSM.
I/O Description
Network status
DO
indication
I/O Description
General purpose
analog to digital
AI
converter
interface
I/O Description
DI Receive data
DO Transmit data
DC Characteristics
V max=0.3*VBAT
IL
V min=0.7*VBAT
IH
DC Characteristics
DC Characteristics
DC Characteristics
DC Characteristics
Voltage range:
0V~1.4V
DC Characteristics
NB-IoT Module Series
BC66 Hardware Design
Comment
Comment
Active low.
Comment
Comment
Comment
Comment
1.8V power domain.
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