EFM8BB3 Datasheet, PDF (38/70 Pages) Silicon Laboratories – The EFM8BB3 device family are fully integrated, mixed-signal system-on-a-chip MCUs. Highlighted features are listed below

Pin
Number
18
Pin Name
P1.7
19
P1.6
20
P1.5
21
P1.4
22
P1.3
23
P1.2
24
P1.1
Description
Multifunction I/O
Multifunction I/O
Multifunction I/O
Multifunction I/O
Multifunction I/O
Multifunction I/O
Multifunction I/O
Crossbar Capability
Additional Digital
Functions
Yes
P1MAT.7
CLU0B.15
CLU1B.13
CLU2A.13
Yes
P1MAT.6
CLU0A.15
CLU1B.12
CLU2A.12
Yes
P1MAT.5
CLU0B.14
CLU1A.13
CLU2B.13
CLU3B.11
Yes
P1MAT.4
CLU0A.14
CLU1A.12
CLU2B.12
CLU3B.10
Yes
P1MAT.3
CLU0B.13
CLU1B.11
CLU2B.11
CLU3A.13
Yes
P1MAT.2
CLU0A.13
CLU1A.11
CLU2B.10
CLU3A.12
CLU3B.13
Yes
P1MAT.1
CLU0B.12
CLU1B.10
CLU2A.11
CLU3B.12
EFM8BB3 Data Sheet
Pin Definitions
Analog Functions
ADC0.13
CMP0P.9
CMP0N.9
ADC0.12
ADC0.11
ADC0.10
ADC0.9
ADC0.8
CMP0P.8
CMP0N.8
ADC0.7
CMP0P.7
CMP0N.7
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