参数资料
型号: PI7C9X20404GPBNBE
厂商: Pericom
文件页数: 42/79页
文件大小: 0K
描述: IC PCIE PACKET SWITCH 148LFBGA
产品变化通告: Product Discontinuation Notice 22/Jan/2010
标准包装: 189
系列: GreenPacket™
应用: 封装开关,4 端口/4 线道
接口: PCI Express
封装/外壳: 148-LFBGA
供应商设备封装: 148-LFBGA(12x12)
包装: 托盘
安装类型: 表面贴装
PI7C9X20404GP
4Port-4Lane PCI Express Switch
GreenPacket
TM Family
Datasheet
Page 47 of 79
June 2009 – Revision 1.6
Pericom Semiconductor
BIT
FUNCTION
TYPE
DESCRIPTION
10
GPIO [2] Output
Register
RW
Value of this bit will be output to GPIO [2] pin if GPIO [2] is configured as
an output pin.
Reset to 0b.
11
Reserved
RO
Reset to 0b.
12
GPIO [3] Input
RO
State of GPIO [3] pin.
13
GPIO [3] Output
Enable
RW
0b: GPIO [3] is an input pin
1b: GPIO [3] is an output pin
Reset to 0b.
14
GPIO [3] Output
Register
RW
Value of this bit will be output to GPIO [3] pin if GPIO [3] is configured as
an output pin.
Reset to 0b.
15
Reserved
RO
Reset to 0b.
16
GPIO [4] Input
RO
State of GPIO [4] pin.
17
GPIO [4] Output
Enable
RW
0b: GPIO [4] is an input pin
1b: GPIO [4] is an output pin
Reset to 0b.
18
GPIO [4] Output
Register
RW
Value of this bit will be output to GPIO [4] pin if GPIO [4] is configured as
an output pin.
Reset to 0b.
19
Reserved
RO
Reset to 0b.
20
GPIO [5] Input
RO
State of GPIO [5] pin.
21
GPIO [5] Output
Enable
RW
0b: GPIO [5] is an input pin
1b: GPIO [5] is an output pin
Reset to 0b.
22
GPIO [5] Output
Register
RW
Value of this bit will be output to GPIO [5] pin if GPIO [5] is configured as
an output pin.
Reset to 0b.
23
Reserved
RO
Reset to 0b.
24
GPIO [6] Input
RO
State of GPIO [6] pin.
25
GPIO [6] Output
Enable
RW
0b: GPIO [6] is an input pin
1b: GPIO [6] is an output pin
Reset to 0b.
26
GPIO [6] Output
Register
RW
Value of this bit will be output to GPIO [6] pin if GPIO [6] is configured as
an output pin.
Reset to 0b.
27
Reserved
RO
Reset to 0b.
28
GPIO [7] Input
RO
State of GPIO [7] pin.
29
GPIO [7] Output
Enable
RW
0b: GPIO [7] is an input pin
1b: GPIO [7] is an output pin
Reset to 0b.
30
GPIO [7] Output
Register
RW
Value of this bit will be output to GPIO [7] pin if GPIO [7] is configured as
an output pin.
Reset to 0b.
31
Reserved
RO
Reset to 0b.
7.2.59
EEPROM CONTROL REGISTER – OFFSET DCh (Upstream Port Only)
BIT
FUNCTION
TYPE
DESCRIPTION
0
EEPROM Start
RW
Starts the EEPROM read or write cycle.
Reset to 0b.
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