HD6417641 RENESAS [Renesas Technology Corp], HD6417641 Datasheet - Page 875

• Manufacturer Part Number: HD6417641
• Manufacturer: RENESAS [Renesas Technology Corp]

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