thncf032mbai TOSHIBA Semiconductor CORPORATION, thncf032mbai Datasheet - Page 11

• Manufacturer Part Number: thncf032mbai
• Description: Thncfxxxmba/bai Series Compactflash Card Flash Technology Based With Interface Flash Memory Card.
• Manufacturer: TOSHIBA Semiconductor CORPORATION

2.
(1) I/O address map
•
• Task File Register Write Access Mode (1)
• Task File Register Access Timing Example (1)
−CE2/−CE1
Note:
Note:
Task File register access specifications
Standby mode
Byte access (8bit)
Word access (16bit)
Odd byte access (8bit)
Standby mode
Byte access (8bit)
Word access (16bit)
Odd byte access (8bit)
Memory address area. Each case of Task File registers read and write operations is executed under the
condition as follows. That area can be accessed by Byte/World/Odd Byte modes, which are defined by PC card
standard specifications.
Task File Register Read Access Mode (1)
D0~D15
A0~A10
There are two cases of Task File register mapping, one is mapped I/O address area, the other is mapped
−IOWR
−IORD
−REG
X → L or H
X → L or H
Mode
Mode
−REG
−REG
X
X
L
L
L
L
L
L
L
L
Read cycle
−CE2
−CE2
H
H
H
H
H
H
L
L
L
L
−CE1
−CE1
Dout
H
H
H
H
L
L
L
L
L
L
Preliminary
A0
A0
H
H
X
L
X
X
X
L
X
X
−IORD
−IORD
H
H
H
H
X
X
L
L
L
L
−IOWR
−IOWR
X
H
H
H
H
X
L
L
L
L
THNCFxxxMBA/BAI Series
−OE
−OE
H
H
H
H
H
H
H
H
X
X
Write cycle
−WE
−WE
H
H
H
H
H
H
H
H
X
X
2002-10-20 11/48
D8 to D15
D8 to D15
Don’t care Don’t care
Don’t care even byte
Don’t care
odd byte
odd byte
odd byte
odd byte
High-Z
High-Z
High-Z
Din
Don’t care
even byte
even byte
even byte
D0 to D7
odd byte
D0 to D7
odd byte
High-Z
High-Z