HD6432670 Hitachi, HD6432670 Datasheet - Page 517

• Manufacturer Part Number: HD6432670
• Description: (HD64F267x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

Bit
7
6
5
4
3
2
1
0
Bit Name
A23E
A22E
A21E
A20E
A19E
A18E
A17E
A16E
Initial Value
1
1
1
1
1
1
1
1
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
Address 23 Enable
Enables or disables output for address output 23 (A23).
0: DR output when PA7DDR = 1
1: A23 output when PA7DDR = 1
Address 22 Enable
Enables or disables output for address output 22 (A22).
0: DR output when PA6DDR = 1
1: A22 output when PA6DDR = 1
Address 21 Enable
Enables or disables output for address output 21 (A21).
0: DR output when PA5DDR = 1
1: A21 output when PA5DDR = 1
Address 20 Enable
Enables or disables output for address output 20 (A20).
0: DR output when PA4DDR = 1
1: A20 output when PA4DDR = 1
Address 19 Enable
Enables or disables output for address output 19 (A19).
0: DR output when PA3DDR = 1
1: A19 output when PA3DDR = 1
Address 18 Enable
Enables or disables output for address output 18 (A18).
0: DR output when PA2DDR = 1
1: A18 output when PA2DDR = 1
Address 17 Enable
Enables or disables output for address output 17 (A17).
0: DR output when PA1DDR = 1
1: A17 output when PA1DDR = 1
Address 16 Enable
Enables or disables output for address output 16 (A16).
0: DR output when PA0DDR = 1
1: A16 output when PA0DDR = 1
Rev. 2.0, 04/02, page 471 of 906