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17 select, Select – Avago Technologies LSI53C1010 User Manual

Page 102

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3-62

The SCSI SCRIPTS Processor Instruction Set

RETURN, WHEN Phase
RETURN, WHEN CARRY
RETURN, WHEN data
RETURN, WHEN data AND MASK data
RETURN, WHEN Phase AND data
RETURN, WHEN Phase AND data AND MASK data
RETURN, IF NOT ATN
RETURN, IF NOT Phase
RETURN, IF NOT CARRY
RETURN, IF NOT data
RETURN, IF NOT data AND MASK data
RETURN, IF NOT ATN OR data
RETURN, IF NOT ATN OR data AND MASK data
RETURN, IF NOT Phase OR data
RETURN, IF NOT Phase OR data AND MASK data
RETURN, WHEN NOT Phase
RETURN, WHEN NOT CARRY
RETURN, WHEN NOT data
RETURN, WHEN NOT data AND MASK data
RETURN, WHEN NOT Phase OR data
RETURN, WHEN NOT Phase OR data AND MASK data

3.2.17 SELECT

Section 9.4, “Synchronous Negotiation and Transfer,”

has additional

information about table indirect mode used during SELECT.

SELECT [ATN] {FROM Address | ID}, {REL(Address) | Address}

Supported by

All LSI Logic SCSI SCRIPTS Processors.

Definition

Select SCSI target device.

Operands

This command has the following operands:

FROM
Address

Indicates table indirect mode.

ID

The ID Number of the SCSI target being selected.

REL

Indicates the use of relative addressing.

Address

A 32-bit address (or 24-bit offset) that represents the address
of the next instruction to fetch if the chip is selected or
reselected by another device.

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