Setup Parameters In The Communication Menu - IBM 3151 Manual To Operations

COMMUNICATION Menu
Setup Possible
Parameters Values Meanings
Operating
BLOCK
Data in the specified area is sent to the host system. This
Mode mode allows the operator to edit the data before sending it
to the host system.
ECHO
Data entered from the keyboard is sent only to the host
system. The host system then returns the data to the IBM
3151 for display on the screen.
CHAR
Data entered from the keyboard is sent to the host system
and at the same time displayed on the screen.
Line Speed
See page The display station sends data to or receives data from the
2-36 or host system at the selected line speed (bps).
2-37.
Word Length
7
I
8
The display station uses the selected word length (7-bit or
8-bit).
Parity
ODD
The display station uses the selected parity. Parity is not
EVEN
added when NO is selected. The IBM 3151 ignores a parity
NO
error when SPACE or MARK is selected.
SPACE
MARK
Stop Bit
1
I
2
The display station places one or two bits after each data
character.
Turnaround
ETX
The display station generates an ETX (end of text), CR
Character
CR
(carriage return), EOT (end of transmission), or DC3
EaT
(device control 3) character after each data stream when:
DC3
•
A read operation is requested from the host system
•
One of the Send, Send Line; Sn Msg, Function, PA,
and Clear keys is pressed
•
The Reset key is pressed when the reset key attention
is enabled
•
One of the Print, Print Line, Pr Msg keys is pressed
when the print key attention is enabled.
•
DC3 is only available in IBM 3151 and IBM 3101
modes. When DC3 is selected, Pacing option is
assumed to be disabled.
Figure 2-10 (Part 1 of 2). Setup Parameters in the COMMUNICATION Menu
2-28
IBM 3J51. Guide to Operations