HD6417144 RENESAS [Renesas Technology Corp], HD6417144 Datasheet - Page 645

• Manufacturer Part Number: HD6417144
• Description: 32-Bit RISC Microcomputer SuperHTM RISC engine Family/SH7144 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

• Port A Control Registers L2, L1, and H (PACRL2, PACRL1 and PACRH) in the SH7145
Register Bit
PACRH
PACRH
PACRH
PACRH
PACRH
PACRL1
PACRL2
PACRH
PACRH
PACRH
PACRH
PACRH
PACRH
15
13
11
9
3
15,
13,
11, 9,
7, 5
9, 7,
3, 1
14
12
10
8
7
6
Bit Name
⎯
⎯
⎯
⎯
⎯
⎯
⎯
PA23MD
PA22MD
PA21MD
PA20MD
PA19MD1
PA19MD0
0*
0*
Initial
Value
0
0
0
0
0
All 0
All 0
0
0
0
0
3
3
R/W
R
R
R
R
R
R
R
R/W
R/W
R/W
R/W
R/W
R/W
Description
Reserved
These bits are always read as 0. The write value
should always be 0.
PA23 Mode
Selects the function of the PA23/WRHH pin.
0: PA23 I/O (port)
1: WRHH output (BSC)
PA22 Mode
Selects the function of the PA22/WRHL pin.
0: PA22 I/O (port)
1: WRHL output (BSC)
PA21 Mode
Selects the function of the PA21/CS5 pin.
0: PA21 I/O (port)
1: CS5 output (BSC)*
PA20 Mode
Selects the function of the PA20/CS4 pin.
0: PA20 I/O (port)
1: CS4 output (BSC)*
PA19 Mode
Select the function of the PA19/BACK/DRAK1 pin.
00: PA19 I/O (port)
01: BACK output (BSC)
10: DRAK1 output (DMAC)
11: Setting prohibited
Rev.4.00 Mar. 27, 2008 Page 601 of 882
17. Pin Function Controller (PFC)
4
4
REJ09B0108-0400