MDT2020(DF)

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P. 7

2005/6

VER 1.3

Instruction Code

Mnemonic

Operands

Function

Operating

Status

0001bb brrrrrrr

BTSC

R， b Bit Test，skip if clear

Skip if R(b)=0

None

0011bb brrrrrrr

BTSS

R， b Bit Test，skip if set

Skip if R(b)=1

None

100nnn nnnnnnnn

LCALL

n

Long CALL subroutine

n→PC，

PC+1→Stack

None

101nnn nnnnnnnn

LJUMP

n

Long JUMP to address

n→PC

None

110000 nnnnnnnn

CALL

n

Call subroutine

n→PC,

PC+1→Stack

None

110001 iiiiiiii

RTWI

i

Return, place immediate to

W

Stack→PC,

i→W

None

11001n nnnnnnnn

JUMP

n

JUMP to address

n→PC

None

Note :

W

:

Working register

b

:

Bit position

WT

:

Watchdog timer

t

:

Target

TMODE

:

TMODE mode register

0

:

Working register

CPIO

:

Control I/O port register

1

:

General register

TF

:

Timer overflow flag

R

:

General register address

PF

:

Power loss flag

C

:

Carry flag

PC

:

Program Counter

HC :

Half carry

OSC

:

Oscillator

Z

:

Zero flag

Inclu.

:

Inclusive

‘∪’

/

:

Complement

Exclu.

:

Exclusive

‘♁’

x

:

Don’t care

AND

:

Logic AND ‘∩’

i

:

Immediate data ( 8 bits )

n

:

Immediate address

9. Electrical Characteristics

(A) Operating Voltage & Frequency

Frequency﹕0 Hz ~ 20 MHz

(B) Input Voltage

Port

Min.

Max.

PA, PB, PC

RTCC, /MCLR

1.0 V

1.0 V

PA, PB, PC

RTCC, /MCLR

2.0 V

3.3 V