THNCF008MBA Datasheet, PDF (12/48 Pages) Toshiba Semiconductor – The THNCFxxxMBA/BAI series CompactFlash card is a flash technology based with ATA interface flash memory card.

Preliminary
THNCFxxxMBA/BAI Series
(2) Memory address map
• Task File Register Read Access Mode (2)
Mode
−REG −CE2 −CE1
A0
Standby mode
X
H
H
X
Byte access (8bit)
H
H
L
L
H
H
L
H
Word access (16bit)
H
L
L
X
Odd byte access (8bit)
H
L
H
X
Note: X Ë  L or H
• Task File Register Write Access Mode (2)
Mode
−REG −CE2 −CE1
A0
Standby mode
X
H
H
X
Byte access (8bit)
H
H
L
L
H
H
L
H
Word access (16bit)
H
L
L
X
Odd byte access (8bit)
H
L
H
X
Note: X Ë  L or H
• Task File Register Access Timing Example (2)
−OE −WE −IORD −IOWR D8 to D15 D0 to D7
Xç
Xç
Xç
Xç High-Z High-Zç
Lç
Hç
Hç
Hç High-Zç even byte
Lç
Hç
Hç
Hç High-Z odd byteç
Lç
Hç
Hç
Hç odd byte even byteç
Lç
Hç
Hç
Hç odd byteç High-Zç
−OE −WE −IORD −IOWR D8 to D15 D0 to D7
X
X
Xç
Xç Don’t care Don’t careç
H
L
Hç
Hç Don’t careç even byte
H
L
Hç
Hç Don’t care odd byteç
H
L
Hç
Hç odd byte even byteç
H
L
Hç
Hç odd byteç Don’t careç
A0~A10
−REG
−CE2/−CE1
−OE
−WE
D0~D15
Dout
Din
Read cycle
Write cycle
2002-10-20 12/48