80960JD datasheet(56/61 Pages) INTEL

部件名	80960JD

功能描述	EMBEDDED 32-BIT MICROPROCESSOR

PDF	61 Pages

Scroll/Zoom	100%

制造商	INTEL [Intel Corporation]

网页	http://www.intel.com

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56 / 61 page

PRELIMINARY

80960JD

Table 19. Natural Boundaries for Load and Store Accesses

Data Width

Natural Boundary (Bytes)

Byte

Short Word

Word

Double Word

Triple Word

Quad Word

Table 20. Summary of Byte Load and Store Accesses

Address Offset from

Natural Boundary

(in Bytes)

Accesses on 8-Bit Bus

(WIDTH1:0=00)

Accesses on 16 Bit Bus

(WIDTH1:0=01)

Accesses on 32 Bit Bus

(WIDTH1:0=10)

+0 (aligned)

• byte access

Table 21. Summary of Short Word Load and Store Accesses

Address Offset from

Natural Boundary

(in Bytes)

Accesses on 8-Bit Bus

(WIDTH1:0=00)

Accesses on 16 Bit Bus

(WIDTH1:0=01)

Accesses on 32 Bit Bus

(WIDTH1:0=10)

+0 (aligned)

• burst of 2 bytes

• short-word access

• 2 byte accesses

80960JD 数据表(PDF) 56 Page - Intel Corporation

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