Setting Communication Environment - Hitachi PXR-D Instruction Manual

6-2

Setting Communication Environment

6.2 Setting Communication Environment
6.2.1 Setting Communication Environment
(1) Overview
Function
¡Comm. port is OFF : Offline mode when the
¡Comm. port is ON : Online mode when the
State at
power-up
¡OFF fixed
¡Sets the baud rate at which communication is
established with the outside.
¡Eight different settings are selectable: 150,
Baud rate
300, 600, 1,200, 2,400, 4,800, 9,600, 19,200,
or 38,400 bps.
¡Sets the data length, parity bit, and stop bits
for communication with the outside.
¡The following settings are available.
Data format
1
Data length: 7 or 8 bits
2
Parity bit: none, odd, or even
3
Stop bits: 1 bit or 2 bits
¡Sets the number of character code bytes for
Number of
communication with the outside.
comm. bytes
¡A setting of 1 byte or 2 bytes can be selected.
¡Setup can be performed so that no
BCC code
communication error occurs even if BCC
handling
code attached data is received.
¡Overwrite-protected: No new data will be
received until the previously received data is
printed.
Communica-
¡Overwrite-enabled: New data is received
tion mode
even if the previously received data has not
been printed. The newly received data
overwrites the old data.
¡t=fixed
Print
message
transfer ACK
¡t=async. : The system will be ready to print
¡2 digits: Uses 2-digit data for character
Print spec.
transfer char.
height
¡3 digits: Uses 3-digit data for transmission.
¡Warning : An external communication error
Communica-
tion and
¡Fault
signal error
Description
power is turned on.
power is turned on.
: Always offline mode and
you cannot change to
the online mode.
: The time from receiving the print
description from an external
device to sending ACK becomes
nearly fixed regardless of the
transmission volume.
immediately after returning ACK.
height setting ([00] to [99])
transmission.
and external signal error are
considered to be "Warning."
: An external communication error
and external signal error are
considered to be "Fault."
Default
Comm. port is
OFF
4,800bps
Data length: 8 bit
Parity bit: none
Stop bits: 1 bit
1 byte
Disable
Overwrite-
protected
t=async.
2 digits
Warning