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Reset Interface
Pin Name
Pin No.
RESET_N
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.
MAIN_RXD
18
MAIN_TXD
17
Debug UART Port
Pin Name
Pin No.
BC660K-GL_Hardware_Design
download mode
I/O
Description
Reset the
DI
module
I/O
Description
External interrupt
pin dedicated to
waking up the
DI
module from
Deep/Light
Sleep mode.
I/O
Description
Indicate the
module's
DO
network activity
status
I/O
Description
General-purpose
analog to digital
AI
converter
interface
I/O
Description
Main UART
DI
receive
Main UART
DO
transmit
I/O
Description
BC660K-GL Hardware Design
DC Characteristics
V
max = 0.42 V
IL
V
min = 1.33 V
IH
V
max = 2.2 V
IH
DC Characteristics
V
max = 0.42 V
IL
V
min = 1.33 V
IH
V
max = 2.2 V
IH
DC Characteristics
V
max = 0.15 × VDD_EXT
OL
min = 0.8 × VDD_EXT
V
OH
DC Characteristics
Voltage range:
0–1.2 V
DC Characteristics
V
max = 0.2 × VDD_EXT
IL
V
min = 0.7 × VDD_EXT
IH
V
max = 0.15 × VDD_EXT
OL
V
min = 0.8 × VDD_EXT
OH
DC Characteristics
NB-IoT Module Series
Comment
Active low.
Comment
Active on falling
edge.
Comment
-
Comment
-
Comment
-
VDD_EXT
power domain.
Comment
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