TNETX3150A datasheet(63/113 Pages) TI1

部件名	TNETX3150A

功能描述	ThunderSWITCHE 15-PORT 10-/100-MBIT/S ETHERNETE SWITCH

PDF	113 Pages

Scroll/Zoom	100%

制造商	TI1 [Texas Instruments]

网页	http://www.ti.com

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TNETX3150/TNETX3150A

ThunderSWITCH™ 15-PORT 10-/100-MBIT/S ETHERNET™ SWITCH

SPWS027F – FEBRUARY 1997 – REVISED SEPTEMBER 1997

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

supported JTAG instructions

Mandatory: EXTEST, BYPASS and SAMPLE / PRELOAD

Optional public: HIGHZ and IDCODE

The opcodes for the various instructions (4-bit instruction register) are listed in Table 11.

Table 11. Opcodes for JTAG Instructions

INSTRUCTION TYPE

INSTRUCTION NAME

TNETX3150

JTAG

OPCODE

TNETX3150A

JTAG

OPCODE

Mandatory

EXTEST

0000

000000

Mandatory

SAMPLE/PRELOAD

0001

000001

Optional

IDCODE

0100

000100

Optional

HIGHZ

0101

000101

Mandatory

BYPASS

1111

111111

The IDCODE for the TNETX3150/TNETX3150A is shown in Table 12.

Table 12. IDCODE Code

VARIANT

PART NUMBER

MANUFACTURE

LEAST-SIGNIFICANT

BIT

bit 31

bit 28

bit 27

bit 12

bit 11

bit1

bit 0

0000

0000000000111000

00000010111

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