THNCF064MMA Datasheet, PDF (16/47 Pages) Toshiba Semiconductor – The THNCFxxxxMA series CompactFlash card is a flash technology based with ATA interface flash memory card

Preliminary
THNCFxxxxMA Series
3. Pin Replacement register (Address 204H)
This register is used for providing the state of −IREQ signal when the card configured I/O card interface.
bit7
bit6
bit5
bit4
bit3
bit2
bit1
bit0
0
0
CRDY/−BSY
0
1
1
RRDY/−BSY
0
Note: initial value Ë  0CH
Name
CRDY/−BSY
(HOST->)
RRDY/−BSY
(HOST->)
R/W
Function
This bit is set to “1” when the RRDY/−BSY bit changes state. The host may also write this bit.
R/W
When read, this bit indicates +READY pin states. When written, this bit is used for CRDY/−BSY
R
bit masking.
4. Socket and Copy register (Address 206H)
This register is used for identification of the card from the other cards. Host can read and write this register.
Host should set this register before this card’s Configuration Option register set.
bit7
bit6
bit5
bit4
bit3
bit2
bit1
bit0
0
0
0
DRV#
0
0
0
0
Note: initial value Ë  00H
Name
DRV#
(HOST->)
R/W
Function
These fields are used for the configuration of the plural cards. When host configures the plural
R/W
cards, written the card’s copy number in this field. In this way, host can perform the card’s
master/slave organization.
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