SH7080_09 Datasheet, PDF (1140/1622 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family

Section 21 Pin Function Controller (PFC)
Initial
Bit
Bit Name Value R/W Description
6
PB9MD2 0
R/W PB9 Mode
5
PB9MD1 0
R/W Select the function of the
4
PB9MD0 0
R/W ^{PB9/A21/IRQ7/ADTRG/POE8 pin.}
000: PB9 I/O (port)
001: IRQ7 input (INTC)
010: A21 output (BSC)*
011: ADTRG input (A/D)
110: POE8 input (POE)
Other than above: Setting prohibited
3
⎯
0
R
Reserved
This bit is always read as 0. The write value should
always be 0.
2
PB8MD2 0
R/W PB8 Mode
1
PB8MD1 0
R/W Select the function of the PB8/A20/WAIT/IRQ6/SCK0
0
PB8MD0 0
R/W ^pin.
000: PB8 I/O (port)
001: IRQ6 input (INTC)
010: A20 output (BSC)*
011: WAIT input (BSC)*
100: SCK0 I/O (SCI)
Other than above: Setting prohibited
Note: * This function is enabled only in the on-chip ROM enabled/disabled external-extension
mode. Do not set 1 in single-chip mode.
Rev. 4.00 Dec. 15, 2009 Page 1080 of 1558
REJ09B0181-0400