EFM8SB1 Datasheet, PDF (26/55 Pages) Silicon Laboratories – The EFM8SB1 highlighted features are listed below

Pin
Number
3
4
5
6
7
8
9
10
Pin Name
GND
VDD
RSTb /
C2CK
P2.7 /
C2D
P1.7
P1.6
P1.5
P1.3
11
P1.2
12
GND
13
P1.1
14
P1.0
15
P0.7
16
P0.6
17
P0.5
18
P0.4
19
P0.3
Description
Ground
Supply Power Input
Active-low Reset /
C2 Debug Clock
Multifunction I/O /
C2 Debug Data
Multifunction I/O
Multifunction I/O
Multifunction I/O
Multifunction I/O
Crossbar Capability
Yes
Yes
Yes
Yes
Additional Digital
Functions
P1MAT.7
P1MAT.6
P1MAT.5
P1MAT.3
Multifunction I/O
Yes
P1MAT.2
Ground
Multifunction I/O
Yes
P1MAT.1
Multifunction I/O
Yes
P1MAT.0
Multifunction I/O
Yes
Multifunction I/O
Yes
Multifunction I/O
Yes
Multifunction I/O
Yes
Multifunction I/O
Yes
P0MAT.7
INT0.7
INT1.7
P0MAT.6
CNVSTR
INT0.6
INT1.6
P0MAT.5
INT0.5
INT1.5
P0MAT.4
INT0.4
INT1.4
P0MAT.3
EXTCLK
WAKEOUT
INT0.3
INT1.3
EFM8SB1 Data Sheet
Pin Definitions
Analog Functions
XTAL4
XTAL3
CS0.13
ADC0.11
CS0.11
ADC0.10
CS0.10
CMP0N.4
CS0.9
CMP0P.4
CS0.8
ADC0.7
CS0.7
IREF0
ADC0.6
CS0.6
ADC0.5
CS0.5
ADC0.4
CS0.4
ADC0.3
CS0.3
XTAL2
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