SH7080 Datasheet, PDF (1154/1644 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Section 21 Pin Function Controller (PFC)
SH7086:
• Port C Control Register H3 (PCCRH3)
Bit: 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
-
-
-
-
-
-
-
-
-
-
-
PC25
MD0
-
-
-
PC24
MD0
Initial value: 0
0
0
0
0
0
0
0
0
0
0 0*¹ 0
0
0 0*¹
R/W: R
R
R
R
R
R
R
R
R
R
R R/W R
R
R R/W
Note: 1. The initial value is 1 in the on-chip ROM disabled external-extension mode.
Initial
Bit
Bit Name Value R/W Description
15 to 5 
All 0
R
Reserved
These bits are always read as 0. The write value
should always be 0.
4
PC25MD0 0*¹
R/W PC25 Mode
Select the function of the PC25/A25 pin.
0: PC25 I/O (port)
1: A25 output (BSC)*²
3 to 1 
All 0
R
Reserved
These bits are always read as 0. The write value
should always be 0.
0
PC24MD0 0*¹
R/W PC24 Mode
Select the function of the PC24/A24 pin.
0: PC24 I/O (port)
1: A24 output (BSC)*²
Notes: 1. The initial value is 1 in the on-chip ROM disabled external-extension mode.
2. This function is enabled only in the on-chip ROM enabled/disabled external-extension
mode. Do not set 1 in single-chip mode.
• Port C Control Register H2 (PCCRH2)
Bit: 15 14 13 12 11 10 9
8
7
6
5
4
3
2
1
0
-
-
-
PC23
MD0
-
-
-
PC22
MD0
-
-
-
PC21
MD0
-
-
-
PC20
MD0
Initial value: 0
0
0 0*¹ 0
0
0 0*¹ 0
0
0 0*¹ 0
0
0 0*¹
R/W: R
R
R R/W R
R
R R/W R
R
R R/W R
R
R R/W
Note: 1. The initial value is 1 in the on-chip ROM disabled external-extension mode.
Rev. 3.00 May 17, 2007 Page 1096 of 1582
REJ09B0181-0300