EM77950 datasheet(96/102 Pages) EMC

96 / 102 page

EM77950

BB Controller

•

Product Specification (V1.0) 10.09.2007

(This specification is subject to change without further notice)

18 Instruction Description

18.1 Instruction Set Summary

Type

Binary Instruction

Mnemonic

Operation

Status

Affected

Cycles

0000

NOP

No operation

None

0000

0001

WDTC

WDT ← 0

None

0000

0010

RET

PC ← (Top of Stack)

None

0000

0011

RETI

PC ← (Top of Stack);

Enable Interrupt

None

0000

0100

SLEP

WDT ← 0

Stop oscillator

None

0000

0101

ENI

Enable Interrupt

None

0000

0110

DISI

Disable Interrupt

None

System

Control

0000

0111

DAA

Decimal Adjust A

1010

0000

rrrr

TBRDP r

r ← ROM[(TABPT[15:1])]

TABPT ← TABPT+1

None

1010

0001

rrrr

TBRD r

r ← ROM[(TABPT[15:1])]

None

1010

0010

rrrr

TBRDM r

r ← ROM[(TABPT[15:1])]

TABPT ← TABPT-1

None

0000

1010

TBRDP A

A ← ROM[(TABPT[15:1])]

TABPT ← TABPT+1

None

0000

1011

TBRD A

A ← ROM[(TABPT[15:1])]

None

0000

1100

TBRDM A

A ← ROM[(TABPT[15:1])]

TABPT ← TABPT-1

None

0011

1101

0000

0010

TBL

R2 ← R2+A

C, DC, Z

Table

Look up

1010

1011

kkkk

RETL #k

A ← k

PC ← [Top of Stack]

None

0000

0001

rrrr

OR A, r

A ← A .or. r

0000

0010

rrrr

OR r, A

r ← r .or. A

0000

0011

kkkk

OR A, #k

A ← A .or. k

0000

0100

Rrrr

rrrr

AND A, r

A ← A .and. r

0000

0101

Rrrr

rrrr

AND r, A

r ← r .and. A

0000

0110

kkkk

AND A, #k

A ← A .and. k

0000

0111

Rrrr

rrrr

XOR A, r

A ← A .xor. r

0000

1000

rrrr

XOR r, A

r ← r .xor. A

0000

1001

kkkk

XOR A, #k

A ← A .xor. k

0000

1010

rrrr

COMA r

A ← /r

0000

1011

rrrr

COM r

r ← /r

1011

00kk

rrrr

RRCA r, #k

[C,r] rotate right k bits to

[C,A]

1011

01kk

rrrr

RRC r, #k

[C,r] rotate right k bits to

[C,r]

1011

10kk

rrrr

RLCA r, #k

[C,r] rotate left k bits to

[C,A]

1011

11kk

rrrr

RLC r, #k

[C,r] rotate left k bits to [C,r]

0101

10kk

rrrr

SHRA r, #k

[C,r] shift right k bits to A

Insert C into high order bits

None

Logic

0101

11kk

rrrr

SHLA r, #k

[C,r] shift left k bits to A

Insert C into low order bits

None

EM77950 Datasheet(PDF) 96 Page - ELAN Microelectronics Corp

EM77950 Datasheet(HTML) 96 Page - ELAN Microelectronics Corp

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