EFM8BB1 Datasheet, PDF (25/46 Pages) Silicon Laboratories – The EFM8BB1 highlighted features are listed below

Pin
Number
3
Pin Name
P0.1
4
P0.0
5
GND
6
VDD
7
RSTb /
C2CK
8
P2.0 /
C2D
9
P1.7
10
P1.6
11
P1.5
12
P2.1
13
N/C
14
P1.4
15
P1.3
16
P1.2
Description
Multifunction I/O
Crossbar Capability
Additional Digital
Functions
Yes
P0MAT.1
INT0.1
INT1.1
Multifunction I/O
Yes
P0MAT.0
INT0.0
INT1.0
Ground
Supply Power Input
Active-low Reset /
C2 Debug Clock
Multifunction I/O /
C2 Debug Data
Multifunction I/O
Yes
P1MAT.7
Multifunction I/O
Yes
P1MAT.6
Multifunction I/O
Yes
P1MAT.5
Multifunction I/O
No Connection
Multifunction I/O
Yes
P1MAT.4
Multifunction I/O
Yes
P1MAT.3
Multifunction I/O
Yes
P1MAT.2
EFM8BB1 Data Sheet
Pin Definitions
Analog Functions
ADC0.1
CMP0P.1
CMP0N.1
AGND
ADC0.0
CMP0P.0
CMP0N.0
VREF
ADC0.15
CMP1P.7
CMP1N.7
ADC0.14
CMP1P.6
CMP1N.6
ADC0.13
CMP1P.5
CMP1N.5
ADC0.12
CMP1P.4
CMP1N.4
ADC0.11
CMP1P.3
CMP1N.3
ADC0.10
CMP1P.2
CMP1N.2
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