Serial Communication Interface; Physical Interface; Transfer Format Of Serial Data - Denon DVD 1940CI Specification

Ver 2.01
Date : Nov.29.2005

Serial communication interface

1
1.1

Physical interface

Arrangement of connector signals
Terminal #
1
2
3
4
5
6
7
8
9
1.2

Transfer format of serial data

- Interface
- Communication system
- Data transfer mode
- Transfer rate
- Start bit
- Data bit
- Parity
- Stop bit
- Transfer data
- Control characters
ST
Copyright 2005 DENON Co.,Ltd.
RS-232C
Signal I /O
GND -
TxD O
RxD I
NC -
S.GROUND -
NC -
NC -
NC -
NC -
: As per RS-232C or RS-422A
: Half-duplex communication
: Start stop synchronization
: 9,600bps
( ST ) : 1 bit
( b0-b7 ) : 8 bits
: None
( P )
( SP ) : 1 bit
: ASCII code
: STX
b0 b1 b2 b3
11 / 9600 ( sec )
(02h)
ETX (03h)
ETB (17h)
NAK (15h)
b4 b5 b6 b7
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P SP