6530 Programmer's Guide

Block Mode Operation
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6530 Programmer’s Guide
Set the cursor address to line 1, column 1 for all pages
Lock the keyboard
Clear the status line display
Reset insert mode
Initialize the data type table
Disable local line editing (set Ctrl-Ins and Ctrl-Del to function keys)
Exit Protect Submode (Esc X)
The Esc X sequence exits protect submode and places the 6530 in
nonprotect submode. When the 6530 enters nonprotect submode, it
performs the following initialization procedures:
Clear all pages to blanks
Set the video prior condition register to normal video for all pages
Select page 1
Display page 1
Set the buffer address to line 1, column 1 for all pages
Set the cursor address to line 1, column 1 for all pages
Lock the keyboard
Clear the status line display
Reset insert mode
Enable local line editing (Ctrl-Ins and Ctrl-Del keys)
Clear all horizontal tab stops