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Section 32 General Purpose I/O Ports
R01UH0134EJ0400 Rev. 4.00 Page 1737 of 2108
Sep 24, 2014
SH7262 Group, SH7264 Group
32.2.24 Port G Control Register 0 to 7 (PGCR0 to PGCR7)
PGCR0 to PGCR7 are 16-bit readable/writable registers that are used to select the functions of the
multiplexed pins on port G.
(1) Port G Control Register 7 (PGCR7)
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
00000000 00000000
R R R R R R R R R R R R R R/W R/W R/W
-----------
-
PG0MD[2:0]
-
Bit:
Initial value:
R/W:
Note: To write to PGCR7, write by 16-bit or 32-bit access such that the write value for bits 15 to 8
is H'5A. In 8-bit access, the register cannot be written to.
Bit Bit Name Initial Value R/W Description
15 to 3 All 0 R Reserved
These bits are always read as 0. The write
value should be H'5A for bits 15 to 8 and 0 for
bits 7 to 3.
2 to 0 PG0MD[2:0] 000* R/W PG0 Mode
Select the function of the PG0.
000: PG0
001: LCD_DATA0
010: SD_D2
011: PINT0
100: WDTOVF
101: Setting prohibited
110: Setting prohibited
111: Setting prohibited
Note: * Not initialized by a reset triggered by watchdog timer overflow.
(2) Port G Control Register 6 (PGCR6: Available Only in the SH7264 Group)
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
0000000000000000
RRRRRRRRRRRRRRR/WR/W
------------
PG24MD[1:0]
--
Bit:
Initial value:
R/W:
Bit Bit Name Initial Value R/W Description
15 to 2 All 0 R Reserved
These bits are always read as 0. The write
value should always be 0.