Transcend Industrial CF Card
(TS128M ~ 16GCF100I)
Signal Description
Signal Name
A10 – A00
Dir.
I
Pin
Description
8,10,11,12, These address lines along with the -REG signal are used to select the following:
14,15,16,17, The I/O port address registers within the CompactFlash Storage Card , the
(PC Card Memory Mode)
18,19,20
memory mapped port address registers within the CompactFlash Storage Card,
a byte in the card's information structure and its configuration control and status
registers.
A10 – A00
This signal is the same as the PC Card Memory Mode signal.
(PC Card I/O Mode)
A02 - A00
18,19,20
In True IDE Mode, only A[02:00] are used to select the one of eight registers
in the Task File, the remaining address lines should be grounded by the
host.
I
(True IDE Mode)
BVD1
I/O
46
This signal is asserted high, as BVD1 is not supported.
(PC Card Memory Mode)
-STSCHG
This signal is asserted low to alert the host to changes in the READY and Write
Protect states, while the I/O interface is configured. Its use is controlled by the
Card Config and Status Register.
(PC Card I/O Mode)
Status Changed
-PDIAG
In the True IDE Mode, this input / output is the Pass Diagnostic signal in the
Master / Slave handshake protocol.
(True IDE Mode)
BVD2
I/O
45
This signal is asserted high, as BVD2 is not supported.
(PC Card Memory Mode)
-SPKR
This line is the Binary Audio output from the card. If the Card does not support
the Binary Audio function, this line should be held negated.
(PC Card I/O Mode)
-DASP
In the True IDE Mode, this input/output is the Disk Active/Slave Present signal in
the Master/Slave handshake protocol.
(True IDE Mode)
-CD1, -CD2
O
26,25
These Card Detect pins are connected to ground on the CompactFlash Storage
Card. They are used by the host to determine that the CompactFlash Storage
Card is fully inserted into its socket.
(PC Card Memory Mode)
-CD1, -CD2
This signal is the same for all modes.
This signal is the same for all modes.
(PC Card I/O Mode)
-CD1, -CD2
(True IDE Mode)
Transcend Information Inc.
7
V1.2
TRANSCEND [ TRANSCEND INFORMATION. INC. ]
