C541U_99 Datasheet, PDF (10/192 Pages) Siemens Semiconductor Group – 8-BIT CMOS MICROCONTROLLER

XTAL2
XTAL1
ALE
PSEN
EA
RESET
D+
D-
V_DD
V_SS
C541U
Figure 1-2
Logic Symbol
Introduction
C541U
Port 0
8-bit Digital I/O
Port 1
6-bit Digital I/O
Port 2
8-bit Digital I/O
Port 3
8-bit Digital I/O
Semiconductor Group
1-3
1997-10-01