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USB97C201 数据表(PDF) 22 Page - SMSC Corporation

部件名 USB97C201
功能描述  USB 2.0 ATA/ ATAPI Controller
PDF  59 Pages
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制造商  SMSC [SMSC Corporation]
网页  http://www.smsc.com
标志 SMSC - SMSC Corporation

USB97C201 数据表(HTML) 22 Page - SMSC Corporation

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SMSC DS – USB97C201
Page 22
Rev. 03/25/2002
PRELIMINARY
6.1.4.2
Utility Registers
Table 12 - GPIO Direction Register
GPIO_DIR
(0x97- RESET=0x00)
GPIO DIRECTION
REGISTER
BIT
NAME
R/W
DESCRIPTION
7
GPIO7
R/W
GPIO7 Direction
0 = In
1 = Out
6
GPIO6
R/W
GPIO6 Direction
0 = In
1 = Out
5
GPIO5
R/W
GPIO5 Direction
0 = In
1 = Out
4
GPIO4/nWE
R/W
GPIO4 Direction
0 = In
1 = Out
3
GPIO3/T1
R/W
GPIO3 Direction
0 = In
1 = Out
2
GPIO2/T0
R/W
GPIO2 Direction
0 = In
1 = Out
1
GPIO1/TXD
R/W
GPIO1 Direction
0 = In
1 = Out
0
GPIO0/RXD
R/W
GPIO0 Direction
0 = In
1 = Out



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