HD6417034B RENESAS [Renesas Technology Corp], HD6417034B Datasheet - Page 679

• Manufacturer Part Number: HD6417034B
• Description: 32-Bit RISC Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

Pin Name
CS7, CS5–
CS0
CS6
RAS
CASH
CASL
AH
RD
WRH/LBS
WRL/WR
A0/HBS
A21–A1
AD15–AD8
AD7–AD0
R: Read
W: Write
AH: When addresses are output from AD15–AD0, an address hold signal is output.
Note: * Cannot be used; available only for 16-bit space access.
R
W
R
W
R
W
8-Bit
Space
High
Low
High
High
High
AH
Low
High
— *
— *
High
Low
A0
Address
High-Z
Address/
data
Upper
Byte
High
Low
High
High
High
AH
Low
High
High
Low
High
High
Low
Address
Address/
data
Address
WRH, WRL, A0 System
Address/Data Multiplex I/O Space
Lower
Byte
High
Low
High
High
High
AH
Low
High
High
High
High
Low
High
Address
Address
Address/
data
Word
High
Low
High
High
High
AH
Low
High
High
Low
High
Low
Low
Address
Address/
data
Address/
data
16-Bit Space
Rev. 7.00 Jan 31, 2006 page 653 of 658
Upper
Byte
High
Low
High
High
High
AH
Low
High
High
High
High
Low
Low
Address
Address/
data
Address
WR, HBS, LBS System
Appendix B Pin States
Lower
Byte
High
Low
High
High
High
AH
Low
High
Low
Low
High
Low
High
Address
Address
Address/
data
REJ09B0272-0700
Word
High
Low
High
High
High
AH
Low
High
Low
Low
High
Low
Low
Address
Address/
data
Address/
data