82C881 查看數據表（PDF） - Unspecified

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产品描述 (功能)

生产厂家

82C881

FireLink 1394 OHCI Link Controller

Unspecified 

FireLink 1394 OHCI

82C881

3.3 Strapping Options

3.3.1 Test Mode Selection (Pins 77, 78)

Pin 78, TMS#

Pin 77, TEST#

Pulled up

Pulled down

Don't care

Pulled down

Pulled down

Pulled up

3.3.2 Serial EEPROM Presence Detect (Pin 5)

Pin 5, SDA

Serial EEPROM

Pulled down

Pulled up

Not present

Present

Function

Normal Operation

Scan Chain Test mode

NAND Tree Test mode

Function

Load default values on PCI registers.

Load PCI values from EEPROM

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Page 6

912-2000-031

Revision: 1.0

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