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Interface (Rs-485) - Sanyo VZU-485 Instruction Manual

Rs-485/232c interface board
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RS232C (RF4QR/NA GB Operation Board)
Fri. Sept., 06/2002

INTERFACE (RS-485)

Pin locations
1
6
NOTE:
Do not connect to phone line.
Connector A
Pin number
signal
1
Not used
2
Not used
3
A
4
B
5
Not used
6
Not used
A: Non-inverting driver output/receiver input
B: Inverting driver output/receiver input
Transmission line: 2 conductors
Transmission system: Half duplex
Data format
Mode
Asynchronous
Character length
8 bit
Data transmission speed
2400, 4800, 9600 or
19200 bps
Parity bit
None
Start bit
1 bit
Stop bit
1 bit
To set the data transmission speed, VCR address and
TERMINATE switch, refer to "SETTING FOR RS-485
or RS-232C USE" on page 5.
Transmission protocol
A proprietary protocol (SSP: Security Serial Protocol) is
used. Operates using a Sanyo brand system controller.
Connection
This VCR can use the straight type or crossed type
connecting cable.
Connector B
If using a straight type cable, connect it from the "A" to
signal
the "A" or from the "B" to the "B" RS-485 connector.
Not used
If using a crossed type cable, connect it from the "A" to
Not used
the "B" or from the "B" to the "A" RS-485 connector.
B
Type of cable
A
Straight type:
Not used
Not used
Crossed type:
4
Not used
1
1
Not used
2
2
3
3
4
4
Not used
5
5
Not used
6
6
Not used
1
1
Not used
2
2
3
3
4
4
5
5
Not used
6
6
Not used
English

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Vzu-232c