SH7261 datasheet(1121/1348 Pages) RENESAS

Part #	SH7261

Description	32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7260 Series

PDF	1348 Pages

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Manufacturer	RENESAS [Renesas Technology Corp]

Direct Link	http://www.renesas.com

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1121 / 1348 page

Section 25 Pin Function Controller (PFC)

Rev. 2.00 Sep. 07, 2007 Page 1089 of 1312

REJ09B0320-0200

Bit

Bit Name

Initial

Value

R/W

Description

—

Reserved

This bit is always read as 0. The write value should

always be 0.

6 to 4

PB21MD

[2:0]

000/001* R/W

PB21 Mode

These bits control the function of the PB21/D21/

IRQ5A/TIOC4B/RxD2 pin.

000: PB21 I/O (port)

001: D21 I/O (BSC)

010: IRQ5A input (INTC)

011: TIOC4B I/O (MTU2)

100: RxD2 input (SCIF)

101: Setting prohibited

110: Setting prohibited

111: Setting prohibited

—

Reserved

This bit is always read as 0. The write value should

always be 0.

2 to 0

PB20MD

[2:0]

000/001* R/W

PB20 Mode

These bits control the function of the PB20/D20/

IRQ4A/TIOC4A/TxD2 pin.

000: PB20 I/O (port)

001: D20 I/O (BSC)

010: IRQ4A input (INTC)

011: TIOC4A I/O (MTU2)

100: TxD2 output (SCIF)

101: Setting prohibited

110: Setting prohibited

111: Setting prohibited

Note:

The initial value depends on the LSI's operating mode.

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