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USB2250 Datenblatt(PDF) 36 Page - SMSC Corporation

Teilenummer USB2250
Bauteilbeschribung  Ultra Fast USB 2.0 Multi-Format Flash Media Controller
PDF  36 Pages
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Hersteller  SMSC [SMSC Corporation]
Direct Link  http://www.smsc.com
Logo SMSC - SMSC Corporation

USB2250 Datenblatt(HTML) 36 Page - SMSC Corporation

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Ultra Fast USB 2.0 Multi-Format Flash Media Controller
Datasheet
Revision 2.6 (05-08-08)
36
SMSC USB2250/51/59
DATASHEET
Chapter 10 GPIO Usage
Table 10.1 USB2250/51/59 GPIO Usage (ROM Rev 0x00)
NAME
ACTIVE LEVEL
SYMBOL
DESCRIPTION AND NOTE
GPIO1
H
LED1
LED indicator
GPIO2
H
CF_DMARQ / RXD
Compact Flash DMA request / Receive
Port of Debugger
GPIO3
H
VBUS_DET
USB Vbus detect
GPIO4
H
SCL / xD_ID
Serial EEPROM clock output / xD card
detect
GPIO5
H
SDA
Serial EEPROM data
GPIO6
L
SD_WP
SD Write Protect
GPIO7
H
CF_nDMACK / TXD
Compact Flash DMA acknowledge /
Transmit Port of Debugger
GPIO8
L
CRD_PWR0
Card Power Control
GPIO9
L
CRD_PWR1
Card Power Control
GPIO10
L
CRD_PWR2
Card Power Control
GPIO11
L
CRD_PWR3
Card Power Control
GPIO12
L
MS_INS
Memory Stick Card Insertion
GPIO13
L
CF_nCD
Compact Flash card detect
GPIO14
L
xD_nCD
xD card detect
GPIO15
L
SD_nCD
Secure Digital card detect
GPIO16-32
USER
GPIO [32:16]
User defined



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