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C161 Datasheet(PDF) 142 Page - Infineon Technologies AG

Part # C161
Description  16-Bit Single-Chip Microcontroller
PDF  400 Pages
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Manufacturer  INFINEON [Infineon Technologies AG]
Direct Link  http://www.infineon.com
Logo INFINEON - Infineon Technologies AG

C161 Datasheet(HTML) 142 Page - Infineon Technologies AG

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&3,
3DUDOOHO 3RUWV
User’s Manual
7-16
1999-08
7.6
Port 2
If this 8-bit port is used for general purpose IO, the direction of each line can be
configured via the corresponding direction register DP2. Each port line can be switched
into push/pull or open drain mode via the open drain control register ODP2.
P2
3RUW  'DWD5HJLVWHU
SFR (FFC0
H/E0H)
Reset value: 0000
H
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
P2
.15
P2
.14
P2
.13
P2
.12
P2
.11
P2
.10
P2
.9
P2
.8
rw
rw
rw
rw
rw
rw
rw
rw
-
-
-
-
-
-
-
-
Bit
Function
P2.y
Port data register P2 bit y
DP2
P2 Direction Ctrl. Register
SFR (FFC2
H/E1H)
Reset value: 0000
H
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
DP2
.15
DP2
.14
DP2
.13
DP2
.12
DP2
.11
DP2
.10
DP2
.9
DP2
.8
rw
rw
rw
rw
rw
rw
rw
rw
-
-
-
-
-
-
-
-
Bit
Function
DP2.y
Port direction register DP2 bit y
DP2.y = 0: Port line P2.y is an input (high-impedance)
DP2.y = 1: Port line P2.y is an output
ODP2
3 2SHQ 'UDLQ &WUO5HJ
ESFR (F1C2
H/E1H)
Reset value: 0000
H
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
ODP
2.15
ODP
2.14
ODP
2.13
ODP
2.12
ODP
2.11
ODP
2.10
ODP
2.9
ODP
2.8
rw
rw
rw
rw
rw
rw
rw
rw
-
-
-
-
-
-
-
-
Bit
Function
ODP2.y
Port 2 Open Drain control register bit y
ODP2.y = 0: Port line P2.y output driver in push/pull mode
ODP2.y = 1: Port line P2.y output driver in open drain mode



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