SH7080 Datasheet, PDF (1127/1644 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Section 21 Pin Function Controller (PFC)
Initial
Bit
Bit Name Value R/W Description
9
PA22MD1 0
R/W PA22 Mode
8
PA22MD0 0*¹
R/W Select the function of the
PA22/WRHL/ICIORD/DQMUL/TIC5V pin.
00: PA22 I/O (port)
01: WRHL/ICIORD/DQMUL output (BSC)*²
11: TIC5V input (MTU2)
Other than above: Setting prohibited
7, 6

All 0
R
Reserved
These bits are always read as 0. The write value
should always be 0.
5
PA21MD1 0
R/W PA21 Mode
4
PA21MD0 0
R/W Select the function of the
PA21/CS5/CE1A/CASU/TIC5U pin.
00: PA21 I/O (port)
01: CS5/CE1A output (BSC)*²
10: CASU output (BSC)*²
11: TIC5U input (MTU2)
3, 2

All 0
R
Reserved
These bits are always read as 0. The write value
should always be 0.
1
PA20MD1 0
R/W PA20 Mode
0
PA20MD0 0
R/W Select the function of the PA20/CS4/RASU pin.
00: PA20 I/O (port)
01: CS4 output (BSC)*²
10: RASU output (BSC)*²
Other than above: Setting prohibited
Notes: 1. The initial value is 1 in the on-chip ROM disabled 32-bit 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.
Rev. 3.00 May 17, 2007 Page 1069 of 1582
REJ09B0181-0300