PAK=20
REM=Samsung S3F9454 (SO20):
REM=SCL:19 - Prog. P0
REM=SDA:18 - Prog. P1
REM=Vpp:4  - Prog. Vpp
REM=Vss:1  - Prog. Gnd
REM=Vdd:20 - Prog. Vcc
REM=XIN:2  - Prog. P12 (Optional Quartz)

1  !Vss
2  !XIN
3  XOUT
4  !Vpp/RST
5  P2.0
6  P2.1
7  P2.2
8  P2.3
9  P2.4
10 P2.5
11
12
13
14
15
16
17
18 !SDA
19 !SCL
20 !Vcc