CLD-V2800 Level III • Chapter Two

3) The Serial InterfaceThe Signal Level

The signal level for the RS-232C is ± 12v.

The Data type

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Parity bit

:

No parity.

 

 

 

 

 

 

 

 

 

 

Data length

:

8 bits.

 

 

 

 

 

 

 

 

 

 

 

Stop bit

:

1 bit.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1 START + 8 DATA + 1 STOP

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

D0

 

D1

D2

D3

D4

D5

D6

D7

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

START

 

 

 

 

 

 

 

 

 

STOP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Figure 2-E

The Transmission speed

9600, 4800, 2400, or 1200 baud can be selected by using Dip Switches 1 and 2 on the back of the player: The Factory default setting is 4800 BAUD.

BAUD

SW1

SW2

 

 

 

 

 

 

9600

UP

UP

4800

DOWN

UP

 

 

 

2400

UP

DOWN

 

 

 

1200

DOWN

DOWN

 

 

 

NOTE: A BAUD rate of 4800 or 1200 can also be set by sending a Level III command to Set Register C. See page 3-42 for details.

2-4

TP 120 v. 1.0 • 10/95 CLD-V2800 Level III User’s Manual