MDT2051 データシートの表示（PDF） - Unspecified

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MDT2051

EPROM-Based 8-bit micro-controller uses a fully static CMOS technology

Unspecified 

MDT2051

Instruction Code

Mnemonic

Operands

Function

Operating

010110 trrrrrrr

010101 trrrrrrr

010000 1xxxxxxx

RRR R, t

Rotate right register

RLR R, t

Rotate left register

CLRW

Clear working register

R(n) →R(n-1),

C→R(7), R(0)→C

R(n)→r(n+1),

C→R(0), R(7)→C

0→W

010001 0rrrrrrr

CLRR R

Clear register

0→R

0000bb brrrrrrr

BCR R, b Bit clear

0→R(b)

0010bb brrrrrrr

BSR R, b Bit set

1→R(b)

0001bb brrrrrrr

BTSC R, b Bit Test, skip if clear

Skip if R(b)=0

0011bb brrrrrrr

BTSS R, b Bit Test, skip if set

Skip if R(b)=1

100nnn nnnnnnnn

101nnn nnnnnnnn

LCALL n

LJUMP n

Long CALL subroutine

Long JUMP to address

n→PC,

PC+1→Stack

n→PC

110111 iiiiiiii

ADDWI i

Add immediate to W

W+i→W

110001 iiiiiiii

RTIW i

Return, place immediate to W

Stack→PC,i→W

111000 iiiiiiii

SUBWI i

Subtract W from immediate

i-W→W

010000 00001001

Note :

W

:

WT

:

TMODE :

CPIO

:

TF

:

PF

:

PC

:

OSC

:

Inclu.

:

Exclu.

:

AND

:

RTFI

Reture from interrupt

Working register

Watchdog timer

TMODE mode register

Control I/O port register

Timer overflow flag

Power loss flag

Program Counter

Oscillator

Inclusive ‘∪’

Exclusive ‘⊕’

Logic AND ‘∩’

b:

t:

0

1

R:

C:

HC :

Z:

/:

x:

i:

n:

Stack→PC,1→GIS

Bit position

Target

: Working register

: General register

General register address

Carry flag

Half carry

Zero flag

Complement

Don’t care

Immediate data ( 8 bits )

Immediate address

Status

C

C

Z

Z

None

None

None

None

None

None

C,HC,Z

None

C,HC,Z

None

This specification are subject to be changed without notice. Any latest information please preview

http;//www.mdtic.com.tw

P. 9

2004/1 Ver. 1.8

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