Fujitsu 50FH5037E-02, M3097E manual 123

Sequence 1

t1

Sequence 2

Sequence 3

t1

H

S

P S

S

P

S

RXD

T 0

1

0 0 0

0 0 0 B

P

T

1 1

0 0

1

0

1

0

B P

L

B

B

B

B

H

S

P S

S

P

S

S

P S

S

P

S

S

P S

TXD

T

1

1 1 1 1 1 1 1 B P

T 0 0

1

0 0 0 0 0 B

P

T 0

1 1 1

0

0

1

0

B P

T 0 0 0 0

0

1 1 1

B

P

T

1

1

0 0 0 0 0 0

B P

L

B

B

B

B

B

B

B

B

B

B

H

CTS

t2

t2

L

H

RTS

L

H

DTR

L

H

L

Sequence 4

H

RXD

L

H

TXD

L

H

CTS

L

H

RTS

L

H

DTR

L

H

DSR

L

S	P S
T	1 1 1 1 1 1 1 1 B P
B		B

t1: Less than 500 ms

t2: More than 1 word length

Sequence 1: The host computer sends START command to the scanner. X`02', `53'

Sequence 2: ACK for the START command is sent to the host computer. X`FF'

Sequence 3: Response for the START command is sent to the host computer. X`04', `4E', `E0', `03'

Sequence 4: ACK for the response (issued at Sequence 3) is sent to the host computer.

Figure 6.7 Start command sequence