Interface; Interface Connector; Serial Interface Pin Specification; Computer Control Functions - Pioneer DVD-V7400 Command Protocol Manual

2.

INTERFACE

2.1

Interface Connector

A computer may be connected to the DVD-V7400 using a 15-pin D-Sub
connector (e.g., a JAE DALC-J15SAF connector with suitable plug such as
the JAE DA-15PF-N) to the RS-232C serial port or to the parallel port.
The pins are identified below:
2.2

Serial Interface Pin Specification

Pin #
10
11
12
13
14
15
2.3

Computer Control Functions

2.3.1
9 10
1 2
Terminal
1 GND
2 TxD
3 RxD
4 DTR
5 POWER
6 SW1
7 SW2
8 SW3
9 SW4
SW5
SW6
SW7
SW8
DLTST
V +8V

Serial Control (see Chapters 3, 4, 5 and 6)

The player and computer are based upon the RS-232C protocol and
are connected through the TxD, RxD, DTR and GND terminals.
11 12 13 14 15
3 4 5 6 7
Input/Output Function
-- ground
Output send data
Input receive data
Output enable data receiving
Output external power control
Input
Input
Input
Input
Input
Input
Input
Input
used only for servicing the
Input
unit – do not connect
used only for servicing the
Output
unit – do not connect
- 2
Computer Control
8