SH7641 Datasheet, PDF (886/1036 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family / SH7641 Series

Section 22 Pin Function Controller (PFC)
22.1.9 Port G Control Register (PGCR)
PGCR is a 32-bit readable/writable register that selects the pin functions. PGCR is initialized to
H'00000000 by a power-on reset, and it is not initialized by a manual reset, in the standby mode,
or in the sleep mode.
Bit
Bit Name
31 to 28 
Initial
Value
All 0
27
PG13MD2 0
26
PG13MD1 0
25
PG12MD2 0
24
PG12MD2 0
23
PG11MD2 0
22
PG11MD2 0
21
PG10MD2 0
20
PG10MD2 0
19
PG9MD2 0
18
PG9MD2 0
17
PG8MD2 0
16
PG8MD2 0
R/W Description
R Reserved
These bits are always read as 0. The write value should
always be 0.
R/W PGn Mode 2 and 1
R/W The combination of bits PGnMD2 and PGnMD1
R/W ^{controls the pin functions. (n = 11 to 13)}
R/W ^00:
Port input
01: Port output
R/W
10, 11: Reserved (When set, correct operation cannot
R/W
be guaranteed.)
R/W PGn Mode 2 and 1
R/W The combination of bits PGnMD2 and PGnMD1
R/W ^{controls the pin functions. (n = 9 and 10)}
R/W ^{00: Port input}
01: Port output
10: Reserved (When set, correct operation cannot be
guaranteed.)
11: Other functions (see table22.1.)
R/W PG8 mode 2 and 1
R/W The combination of bits PG8MD2 and PG8nMD1
controls the pin functions.
00: Port input
01: Port output
10, 11: Reserved (When set, correct operation cannot
be guaranteed.)
Rev. 4.00 Sep. 14, 2005 Page 836 of 982
REJ09B0023-0400