3 port c control register (pccr) – Renesas SH7641 User Manual
Page 877
Section 22 Pin Function Controller (PFC)
Rev. 4.00 Sep. 14, 2005 Page 827 of 982
REJ09B0023-0400
22.1.3
Port C Control Register (PCCR)
PCCR is a 32-bit readable/writable register that selects the pin functions. PCCR is initialized to
H'0C000000 by a power-on reset, and it is not initialized by a manual reset, in standby mode, or in
sleep mode.
Bit Bit
Name
Initial
Value R/W
Description
31
30
PC15MD2
PC15MD1
0
0
R/W
R/W
29
28
PC14MD2
PC14MD1
0
0
R/W
R/W
27
26
PC13MD2
PC13MD1
1
1
R/W
R/W
25
24
PC12MD2
PC12MD2
0
0
R/W
R/W
23
22
PC11MD2
PC11MD1
0
0
R/W
R/W
21
20
PC10MD2
PC10MD1
0
0
R/W
R/W
19
18
PC9MD2
PC9MD1
0
0
R/W
R/W
17
16
PC8MD2
PC8MD1
0
0
R/W
R/W
15
14
PC7MD2
PC7MD1
0
0
R/W
R/W
13
12
PC6MD2
PC6MD1
0
0
R/W
R/W
11
10
PC5MD2
PC5MD1
0
0
R/W
R/W
9
8
PC4MD2
PC4MD1
0
0
R/W
R/W
PCn Mode 2 and 1
The combination of bits PCnMD2 and PCnMD1 (n = 0
to 15) controls the pin functions.
00: Port input
01: Port output
10: Reserved (When set, correct operation cannot be
guaranteed.)
11: Other functions (see table22.1.)