SH7641 Datasheet, PDF (875/1036 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family / SH7641 Series

Section 22 Pin Function Controller (PFC)
Initial
Bit
Bit Name Value R/W Description
7
PA3MD2 0
R/W PAn Mode 2 and 1
6
PA3MD1 0
R/W The combination of bits PAnMD2 and PAnMD1 (n = 0
5
PA2MD2 0
R/W ^{to 14) controls the pin functions.}
00: Port input
4
PA2MD1 0
R/W _{01: Port output}
3
PA1MD2 0
R/W 10: Reserved (When set, correct operation cannot be
2
PA1MD1 0
R/W
guaranteed.)
11: Other functions (see table 22.1.)
1
PA0MD2 0
R/W
0
PA0MD1 0
R/W
Note: The initial function of the port A is port input after a power-on reset. When ROM with more
than 256 kbytes is allocated to space0, strong pull-downs must be prepared on the user
board to input 0 to the upper address bits of the ROM immediately after a power-on reset.
Rev. 4.00 Sep. 14, 2005 Page 825 of 982
REJ09B0023-0400