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5250 Terminal Emulation Programmer’s Guide
Display Data Stream
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This chapter describes the f ollowing:
S The host 5250 display data stream commands the host application can
send to terminals.
S The host 5250 data stream orders the host can send to terminals. Orders
govern format and data expectations within the Write to Display com-
mand.
S Asynchronous 5250 prefix es.
S System messages and parameter errors that can appear in the terminal’s
display.
This chapter is not intended as a specific guide for programming, but a
comparison with your existing system. The information h elps identify dif-
ferences between your screen-generating utilities and the features the ter-
minals support.