SH7146 Datasheet, PDF (722/1022 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Section 17 Pin Function Controller (PFC)
Initial
Bit
Bit Name Value R/W Description
11

0
R
Reserved
This bit is always read as 0. The write value should
always be 0.
10
PB2MD2 0*¹
R/W PB2 Mode
9
PB2MD1 0
R/W Select the function of the
8
PB2MD0 0*¹
R/W ^{PB2/A16/IRQ0/POE0/TIC5VS pin.}
000: PB2 I/O (port)
001: IRQ0 input (INTC)
010: POE0 input (POE)
011: TIC5VS input (MTU2S)
101: A16 output (BSC)*²
Other than above: Setting prohibited
7

0
R
Reserved
This bit is always read as 0. The write value should
always be 0.
6
PB1MD2 0
R/W PB1 Mode
5
PB1MD1 0
R/W Select the function of the PB1/BREQ/TIC5W pin.
4
PB1MD0 0
R/W 000: PB1 I/O (port)
011: TIC5W input (MTU2)
101: BREQ input (BSC)*²
Other than above: Setting prohibited
3

0
R
Reserved
This bit is always read as 0. The write value should
always be 0.
2
PB0MD2 0
R/W PB0 Mode
1
PB0MD1 0
R/W Select the function of the PB0/BACK/TIC5WS pin.
0
PB0MD0 0
R/W 000: PB0 I/O (port)
011: TIC5WS input (MTU2S)
101: BACK output (BSC)*²
Other than above: Setting prohibited
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.
Rev. 3.00 May 17, 2007 Page 678 of 974
REJ09B0229-0300