saa-xc886clm Infineon Technologies Corporation, saa-xc886clm Datasheet - Page 70

• Manufacturer Part Number: saa-xc886clm
• Description: 8-bit Single Chip Microcontroller
• Manufacturer: Infineon Technologies Corporation

Figure 18
Figure 18
Data Sheet
AltDataOut 3
AltDataOut 2
AltDataOut1
AltDataIn
Internal Bus
shows the structure of a bidirectional port pin.
General Structure of Bidirectional Port
Direction Register
Pull-up/Pull-down
Pull-up/Pull-down
Control Register
Enable Register
Alternate Select
Alternate Select
Data Register
Select Register
Px_ALTSEL0
Px_ALTSEL1
Px_PUDSEL
Px_PUDEN
Open Drain
Px_Data
Register 0
Register 1
Px_DIR
Px_OD
Out
In
11
10
00
01
63
enable
enable
Schmitt Trigger
Output
Driver
Driver
Input
Functional Description
enable
enable
SAA-XC886CLM
Device
Device
Down
VDDP
Pull
Pull
Up
Pad
V1.0, 2009-09
Pin