Asynchronous Terminals and Printer Processes Programming Manual

TERMINAL PROGRAMMING CONSIDERATIONS
Terminal Modes
Write of 1 Character (Trigger
)
S5073-006
Each Character
Sent as Typed
Buffe
r
Conversational Mode
Page Mode
Page Mode (Pseudopolled)
Read Until Line Termination
Read Until Block Terminator
Read of 1
Character (Wait for XMIT)
Read Until
Block Terminator
Buffe
r
Buffe
r
Buffer Fills
With Characters
as Typed
Block Sent When
XMIT Typed
Buffer Fills
With Characters
as Typed
Control
Characters
Sent When
XMIT Typed
Block Sent
When Trigger
Received
Terminal
Terminal
Terminal
Figure 4-1. Terminal Modes
4-2