RS-232C

O Bitmap table (A)

ADDRESS

BIT7

BIT6

BIT5

BIT4

BIT3

BIT2

BIT1

BIT0

 

 

 

 

 

 

 

 

 

 

AD 0

0

0

0

0

0

0

0

0

 

 

 

 

 

 

 

 

 

 

 

AD 1

0

0

0

0

0

0

0

0

 

 

 

 

 

 

 

 

 

 

 

AD 2

REC INHIBIT

CASSETTE

0

 

 

VTR STATUS

 

 

 

TAB

IN/OUT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AD 3

0

0

0

0

0

0

0

0

 

 

 

 

 

 

 

 

 

 

 

AD 4

0

0

0

0

0

0

0

0

 

 

 

 

 

 

 

 

 

 

 

VTR STATUS DATA

BIT4—BIT0

VTR STATUS

 

 

0, 1, 1, 1, 1

FORWARD SEARCH

(7a normal speed)

 

 

 

0, 1, 1, 1, 0

REVERSE SEARCH

(7a normal speed)

 

 

 

0, 1, 1, 0, 1

FORWARD SEARCH

(4a normal speed)

 

 

 

0, 1, 1, 0, 0

REVERSE SEARCH

(4a normal speed)

 

 

 

0, 1, 0, 1, 1

REVERSE SEARCH

(1a normal speed)

 

 

 

0, 1, 0, 1, 0

REC REVIEW

 

 

0, 1, 0, 0, 1

REC PAUSE

 

 

0, 1, 0, 0, 0

RECORDING

 

 

BIT4—BIT0

VTR STATUS

 

 

0, 0, 1, 1, 1

PLAY PAUSE

 

 

0, 0, 1, 1, 0

PLAY

 

 

0, 0, 1, 0, 1

FORWARD SEARCH

(1a normal speed)

 

 

 

0, 0, 1, 0, 0

POWER OFF

 

 

0, 0, 0, 1, 1

FAST FORWARD

 

 

0, 0, 0, 1, 0

REWIND

 

 

0, 0, 0, 0, 1

EJECT

 

 

0, 0, 0, 0, 0

STOP

 

 

94