EFM8LB1 Datasheet, PDF (32/70 Pages) Silicon Laboratories – The EFM8LB1 device family are fully integrated, mixed-signal system-on-a-chip MCUs. Highlighted features are listed below

Pin
Number
1
Pin Name
P0.0
2
VIO
3
VDD
4
RSTb /
C2CK
5
P3.7 /
C2D
6
P3.4
7
P3.3
8
P3.2
9
P3.1
10
P3.0
11
P2.6
12
P2.5
13
P2.4
14
P2.3
Table 6.1. Pin Definitions for EFM8LB1x-QFN32
Description
Crossbar Capability
Additional Digital
Functions
Multifunction I/O
Yes
I/O Supply Power Input
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
Multifunction I/O
Multifunction I/O
P0MAT.0
INT0.0
INT1.0
CLU0A.8
CLU2A.8
CLU3B.8
Multifunction I/O
CLU3OUT
Multifunction I/O
Multifunction I/O
Yes
P2MAT.3
CLU1B.15
CLU2B.15
CLU3A.15
EFM8LB1 Data Sheet
Pin Definitions
Analog Functions
VREF
DAC3
DAC2
DAC1
DAC0
ADC0.19
CMP1P.8
CMP1N.8
ADC0.18
CMP1P.7
CMP1N.7
ADC0.17
CMP1P.6
CMP1N.6
ADC0.16
CMP1P.5
CMP1N.5
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