beautypg.com

Miscellaneous abbreviations, Table 20, Abbreviations used in text and tables – Zilog Z16F2810 User Manual

Page 82: List th

background image

Instruction Set Reference

UM018809-0611

66

ZNEO

®

CPU Core

User Manual

Miscellaneous Abbreviations

Table 20 lists additional symbols used in the instruction set descriptions.

Table 20. Abbreviations Used in Text and Tables

Symbol

Definition

dst

Destination Operand.

src

Source Operand.

Rd

Destination Register.

Rs

Source Register.

cc

Condition Code.

An arrow (

indicates assignment of a value. For example,

dst

 dst + src indicates that sum of the operands is stored in the destination location.

A double arrow (

) indicates the exchange of two values.

Multiplication sign (arithmetic); repeated operation count.

FLAGS

Flags Register.

C

Carry Flag.

Z

Zero Flag.

S

Sign Flag.

V

Overflow Flag.

B

Blank Flag.

CIRQE

Chained Interrupt Enable.

IRQE

Master Interrupt Enable.

*

Flag bit state depends on result of operation.

Flag bit state is not affected by operation.

0

Flag bit is cleared to 0.

1

Flag bit is set to 1.

SP

Stack Pointer.

PC

Program Counter.

FP

Frame Pointer.

This manual is related to the following products: