SAF-C164SM Infineon Technologies, SAF-C164SM Datasheet - Page 159

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SAF-C164SM

Manufacturer Part Number
SAF-C164SM
Description
16-Bit CMOS Microcontroller
Manufacturer
Infineon Technologies
Datasheet
7.6
If this 4-bit port is used for general purpose IO, the direction of each line can be
configured via the corresponding direction register DP8. Each port line can be switched
into push/pull or open drain mode via the open drain control register ODP8.
P8
Port 8 Data Register
Bit
P8.y
DP8
P8 Direction Ctrl. Register
Bit
DP8.y
User’s Manual
15
15
-
-
14
14
-
-
Port 8
13
13
-
-
Function
Port data register P8 bit y
Function
Port direction register DP8 bit y
DP8.y = 0: Port line P8.y is an input (high-impedance)
DP8.y = 1: Port line P8.y is an output
12
12
-
-
11
11
-
-
10
10
-
-
SFR (FFD4
SFR (FFD6
9
9
-
-
8
8
-
-
7-24
7
7
H
H
-
-
-
-
/EA
/EB
H
H
6
6
-
-
-
-
)
)
5
5
-
-
-
-
4
4
-
-
-
-
P8.3 P8.2 P8.1 P8.0
DP8
Reset Value: - - 00
Reset Value: - - 00
rwh
C164CM/C164SM
rw
.3
3
3
DP8
rwh
rw
Parallel Ports
.2
2
2
Derivatives
V1.0, 2002-02
DP8
rwh
rw
.1
1
1
DP8
rwh
rw
.0
0
0
H
H

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