VT82C586B Просмотр технического описания (PDF) - Unspecified

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Компоненты Описание

производитель

VT82C586B

PCI Integrated Peripheral Controller

Unspecified 

9,$7HFKQRORJLHV,QF

VT82C586B

Signal Name

USBDATA0+

USBDATA0-

USBDATA1+

USBDATA1-

USBCLK

Signal Name

KBCK /

KA20G

KBDT /

KBRC#

MSCK / IRQ1

MSDT / IRQ12

A20M

KEYLOCK /

MIRQ1 /

IRQ8#

Signal Name

RTCX1 /

IRQ8#

RTCX2 /

RTCCS#

VBAT

Pin No.

95

96

97

98

99

Pin No.

108

109

110

111

147

106

Universal Serial Bus Interface

I/O Signal Description

B USB Port 0 Data +

B USB Port 0 Data -

B USB Port 1 Data +

B USB Port 1 Data -

I USB Clock. Clock input for Universal Serial Bus interface

Keyboard Interface

I/O Signal Description

B Multifunction Pin. Function depends on enable/disable of internal KBC.

Internal KBC enabled: Keyboard Clock. Clock to keyboard interface.

Internal KBC disabled: Gate A20: Gate A20 output from external KBC

B Multifunction Pin. Function depends on enable/disable of internal KBC.

Internal KBC enabled: Keyboard Data. Data to keyboard interface.

Internal KBC disabled: Keyboard Reset: Reset input from external KBC.

B Multifunction Pin. Function depends on enable/disable of internal KBC.

PS/2 mouse enabled: Mouse Clock. Clock to PS/2 mouse interface.

PS/2 mouse disabled and internal KBC disabled: Interrupt Request 1.

IRQ 1 input from external KBC.

B Multifunction Pin. Function depends on enable/disable of internal KBC.

PS/2 mouse enabled: Mouse Data. Data to PS/2 mouse interface.

PS/2 mouse disabled: Interrupt Request 12. IRQ 12 input from external KBC

O A20 Mask. Direct connect A20 mask on CPU.

I Keyboard Lock. Keyboard lock signal for internal keyboard controller.

(For reference only - see pin 106 description in "Onboard Plug and Play" section)

Pin No.

104

105

102

Internal Real Time Clock

I/O Signal Description

I Multifunction Pin

Internal RTC enabled: RTC Crystal Input: 32.768Khz crystal or oscillator input.

Internal RTC disabled: Interrupt Request 8: IRQ8 input from external RTC

Rx5A[2] Rx48[4] Pin Function

0

0 External RTC - IRQ8# input on pin 104

0

1 External RTC - IRQ8# input on pin 106

1

x Internal RTC - IRQ8# input not required

O Multifunction Pin

Internal RTC enabled: RTC Crystal Output: 32.768Khz crystal output

Internal RTC disabled: External RTC Chip Select

I RTC Battery. Battery input for internal RTC

Revision 1.0 May 13, 1997

-12-

Pinouts

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