GL813 - USB2.0 CompactFlash Card Reader Controller

©2001-2002 Genesys Logic Inc.—All rights reserved.

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Pin #

Name

I/O

Pad Type

Description

83

GPIO10/GPIO10/EROM

A3

B

Pull-low

GPIO10: For embedded or external

CPU mode

EROMA3: Address3 when external

ROM mode

84

GPIO9/GPIO9/EROMA2

B

Pull-low

GPIO9: For embedded or external

CPU mode

EROMA2: Address2 when external

ROM mode

85

DMARQ

I

Pull-low

IDE request

86~89

IDEDD [0:3]

B

Tri-state

IDE data bus 0~3

90

DGND2

P

Power

Digital ground

91

DVCC2

P

Power

Digital VCC

92~95

IDEDD [4:7]

B

Tri-state

IDE data bus 4~7

96

GPIO1

B

Pull-high

GPIO1

97

GPIO2

B

Pull-high

GPIO2

98

GPIO3

B

Pull-high

GPIO3

99

GPIO4

B

Pull-low

GPIO4

100

GPIO7

B

Pull-low

GPIO 7 (*)

(*) When operating in default mode: GPIO7 is the IDE reset input, GPIO8 is used to

control the power input of IDE device.