STPCI2HEYC(2002) 데이터 시트보기 (PDF) - STMicroelectronics

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STPCI2HEYC
(Rev.:2002)

X86 Core PC Compatible System-on-Chip for Terminals

STMicroelectronics 

STRAP OPTION

Signal

Designation

Location

Actual

Settings

Set to ’0’ Set to ’1’

MD 45

MD 46

MD 47

MD 48

CPUCLK/HCKL Deskew Programming

Reserved2

Reserved2

Not accessible

Not accessible

Not accessible

Not accessible

User defined

User defined

Pull down

Pull up

See Section 3.1.5.

-

-

-

-

MD 50

Internal UART2 (see Section 3.1.4. ) Index 4C,bit 0 User defined Disable Enable

MD 51

Internal UART1 (see Section 3.1.4. ) Index 4C,bit 1 User defined Disable Enable

MD 52

Internal Kbd / Mouse (see Section 3.1.4. ) Index 4C,bit 6 User defined Disable Enable

MD 53

Internal Parallel Port (see Section 3.1.4. ) Index 4C,bit 7 User defined Disable Enable

TC1

Reserved2

Hardware

Pull up

-

-

DACK_ENC[2]1

Reserved2

Hardware

Pull up

-

-

DACK_ENC[1]1

Reserved2

Hardware

Pull up

-

-

DACK_ENC[0]1

Reserved2

Hardware

Pull up

-

-

Note1: Strap options on TC/PA[3] and DACK_ENC[2:0]/PA[2:0] are required for all the STPC Atlas Configurations (ISA,

PCMCIA, Local Bus).

Note2: Must be implemented.

34/111

Issue 1.0 - July 24, 2002

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