EFM8SB1 Datasheet, PDF (31/55 Pages) Silicon Laboratories – The EFM8SB1 highlighted features are listed below

6.3 EFM8SB1x-QSOP24 Pin Definitions
EFM8SB1 Data Sheet
Pin Definitions
P0.2 1
P0.1 2
P0.0 3
N/C 4
GND 5
VDD 6
N/C 7
N/C 8
RSTb / C2CK 9
C2D / P2.7 10
P1.7 11
P1.6 12
24 pin QSOP
(Top View)
24 P0.3
23 P0.4
22 P0.5
21 P0.6
20 P0.7
19 P1.0
18 P1.1
17 P1.2
16 P1.3
15 P1.4
14 P1.5
13 _N/C
Pin
Number
1
Pin Name
P0.2
2
P0.1
Figure 6.3. EFM8SB1x-QSOP24 Pinout
Table 6.3. Pin Definitions for EFM8SB1x-QSOP24
Description
Multifunction I/O
Multifunction I/O
Crossbar Capability
Yes
Yes
Additional Digital
Functions
P0MAT.2
RTCOUT
INT0.2
INT1.2
P0MAT.1
INT0.1
INT1.1
Analog Functions
ADC0.2
CS0.2
XTAL1
ADC0.1
CS0.1
AGND
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