SH7065 Datasheet, PDF (677/941 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7000 Series

Section 17 Pin Function Controller (PFC)
Bits 15 and 14—PB23 Mode 1 and 0 (PB23MD1, PB23MD0): These bits select the function of
the PB23/CASHH1/TxD1/TEND0 pin.
Bit 15: PB23MD1
0
1
Bit 14: PB23MD0
0
1
0
1
Description
General input/output (PB23)
(Initial value)
Column address strobe output (CASHH1) (PB23 in
single-chip mode)
SCI transmit data output (TxD1)
DMAC transfer end output (TEND0) (PB23 in single-
chip mode)
Bits 13 and 12—PB22 Mode 1 and 0 (PB22MD1, PB22MD0): These bits select the function of
the PB22/CASHL1/RxD1/TEND1 pin.
Bit 13: PB22MD1
0
1
Bit 12: PB22MD0
0
1
0
1
Description
General input/output (PB22)
(Initial value)
Column address strobe output (CASHL1) (PB22 in
single-chip mode)
SCI receive data input (RxD1)
DMAC transfer end output (TEND1) (PB22 in single-
chip mode)
Bit 11—Reserved: This bit is always read as 0 and should only be written with 0.
Bit 10—PB21 Mode (PB21MD): Selects the function of the PB21/CASLH1 pin.
Bit 10: PB21MD
0
1
Description
General input/output (PB21)
(Initial value)
Column address strobe output (CASLH1) (PB21 in single-chip mode)
Bit 9—Reserved: This bit is always read as 0 and should only be written with 0.
Bit 8—PB20 Mode (PB20MD): Selects the function of the PB20/CASLL1 pin.
Bit 8: PB20MD
0
1
Description
General input/output (PB20)
(Initial value)
Column address strobe output (CASLL1) (PB20 in single-chip mode)
Rev. 5.00 Sep 11, 2006 page 655 of 916
REJ09B0332-0500