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Transcend Information CompactFlash CF 300X User Manual

Page 69

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T

T

T

S

S

S

2

2

2

G

G

G

~

~

~

1

1

1

6

6

6

G

G

G

C

C

C

F

F

F

3

3

3

0

0

0

0

0

0


300X CompactFlash Card

Transcend Information Inc.

V1.1

69

2

PIO Mode 6

3-7

Reserved

Bits 11-9: Advanced True IDE Multiword DMA Mode Selected Indicates the current True IDE Multiword
DMA Mode Selected on the card.

Value

Current Multiword DMA timing mode selected

0

Specified in word 63

1

Multiword DMA Mode 3

2

Multiword DMA Mode 4

3-7

Reserved

Bits 15-12 are reserved.

Word 164: CF Advanced PCMCIA I/O and Memory Timing Modes Capabilities and Settings

This word describes the capabilities and current settings for CFA defined advanced timing modes using
the Memory and PCMCIA I/O interface.

Notice: The use of PCMCIA I/O or Memory modes that are 100ns or faster impose significant

restrictions on the implementation of the host:
Additional Requirements for CF Advanced Timing Modes.

Bits 2-0: Maximum Advanced PCMCIA I/O Mode Support Indicates the maximum I/O timing mode
supported by the card.

Value

Maximum PCMCIA IO timing mode Supported

0

255ns Cycle PCMCIA I/O Mode

1

120ns Cycle PCMCIA I/O Mode

2

100ns Cycle PCMCIA I/O Mode

3

80ns Cycle PCMCIA I/O Mode

4-7

Reserved

Bits 5-3: Maximum Memory timing mode supported
Indicates the Maximum Memory timing mode supported by the card.

Value

Maximum Memory timing mode Supported

0

250ns Cycle Memory Mode

1

120ns Cycle Memory Mode

2

100ns Cycle Memory Mode

3

80ns Cycle Memory Mode

4-7

Reserved






Bits 8-6: Maximum PC Card I/O UDMA timing mode supported Indicates the Maximum PC Card I/O UDMA
timing mode supported by the card when bit 15 is set.

Value Maximum PC Card I/O UDMA timing mode Supported

0

PC Card I/O UDMA mode 0 supported

1

PC Card I/O UDMA mode 1 supported

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