h8s-2161b Renesas Electronics Corporation., h8s-2161b Datasheet - Page 248

• Manufacturer Part Number: h8s-2161b
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Section 8 I/O Ports
8.8.1
P7PIN reflects the pin states of port 7.
Note:
8.8.2
Note:
Note:
Rev. 3.00 Mar 21, 2006 page 194 of 788
REJ09B0300-0300
Bit
7
6
5
4
3
2
1
0
DAOE1
DAE
Pin Function
DAOE0
DAE
Pin Function
P77/AN7/DA1
The pin function is switched as shown below according to the combination of the DAE bit in
DACR of the D/A converter and the DAOE1 bit.
P76/AN6/DA0
The pin function is switched as shown below according to the combination of the DAE bit in
DACR of the D/A converter and the DAOE0 bit.
* Determined by the pin states of P77 to P70.
* This pin can always be used as the AN7 input pin.
* This pin can always be used as the AN6 input pin.
Bit Name
P77PIN
P76PIN
P75PIN
P74PIN
P73PIN
P72PIN
P71PIN
P70PIN
Port 7 Input Data Register (P7PIN)
Pin Functions
Initial Value
Undefined *
Undefined *
Undefined *
Undefined *
Undefined *
Undefined *
Undefined *
Undefined *
P77 input pin
P76 input pin
0
0
R/W
R
R
R
R
R
R
R
R
0
0
When a P7PIN read is performed, the pin states
are always read. P7PIN has the same address as
PBDDR; if a write is performed, data will be
written into PBDDR and the port B setting will be
changed.
DA0 output pin
AN7 input pin *
AN6 input pin *
DA1 input pin
1
1
Description
DA1 output pin
DA0 output pin
—
—
1
1