THNCF256MDGI Toshiba, THNCF256MDGI Datasheet - Page 12

• Manufacturer Part Number: THNCF256MDGI
• Description: MEMORY CARD COMPACT FLASH 256MB
• Manufacturer: Toshiba

Specifications of THNCF256MDGI

• Memory Size: 256MB
• Memory Type: CompactFLASH
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

3.
• True IDE Mode Read I/O Function
• True IDE Mode Write I/O Function
• True IDE Mode I/O Access Timing Example
Note:
Note:
True IDE Mode
Invalid mode
Standby mode
PIO Data register access
Multiword DMA Data register access
Alternate status access
Other task file access
Invalid mode
Standby mode
PIO Data register access
Multiword DMA Data register access
Control register access
Other task file access
asserted GND by the host while power on. In this True IDE mode Attribute Registers are not accessible from
the host. Only I/O operation to the task file and data register is allowed. If this card is configured during
power on sequence, data register is accessed in word (16-bit). The card permits 8-bit accessed if the user issues
a Set Feature Command to put the device in 8-bit mode.
−DIOWR
−DIORD
D0~D15
−IOIS16
The card can be configured in a True IDE This card is configured in this mode only when the-OE input signal is
A0~A2
−CE
X → L or H
X → L or H
Mode
Mode
Read cycle
−CE2
−CE2
H
H
H
H
H
H
H
L
L
H
L
L
Dout
TENTATIVE
−CE1
−CE1
H
H
H
H
H
H
L
L
L
L
L
L
A0~A2
A0~A2
1~7H
1~7H
6H
6H
X
X
X
X
X
X
0
0
−DMACK
−DMACK
H
H
H
H
H
H
X
L
X
H
H
L
−DIOR
−DIOR
X
X
X
X
H
H
H
H
L
L
L
L
THNCFxxxxDGI Series
Write cycle
−DIOW
−DIOW
X
X
H
H
H
H
X
X
L
L
L
L
2004-5-18 12/47
Don’t care
Don’t care
Don’t care
Don’t care
D8∼D15
Odd byte
Odd byte
D8∼D15
Odd byte
Odd byte
High-Z
High-Z
High-Z
High-Z
Din
Status out
Don’t care
Don’t care
even byte
even byte
even byte
even byte
Control in
D0∼D7
D0∼D7
High-Z
High-Z
Data
Data