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English
101
1
INTERFACE SPECIFICATIONS
Data format
Communication protocol
A proprietary Sanyo protocol (SSP: Security Serial
Protocol) is used. Use of a special controller for operation
is recommended. To obtain this controller, contact a Sanyo
service center.
Termination settings
When connecting multiple devices, you must make
termination settings on both end devices.
z
Set the RS-485 termination switch of both end devices
to ON.
z
Be sure to set the RS-485 termination switches of all
devices in between (devices other than the first and last
devices) to OFF.
z
If you don’t make the correct termination settings, the
incorrect data will be transmitted to each device.
Example
RS-485 specifications
Mode
Asynchronous
Character length
8 bits
Data transmission speed 2,400, 4,800, 9,600, 19,200 bps
Parity check
None
Stop bit
1 bit
RS-485 termination switch settings
ON
OFF
ON
OFF
ON
OFF
System controller
Termination
switch
Digital video recorder
RS485
termination
Termination
switch
Time – lapse VCR
e00_l8hbe_xe_7.book Page 101 Monday, May 24, 2004 10:41 AM