Radio Shack TRS-80 Model 3 - Page 81

ExitConditions
A =Keyboard character
DE is altered.
Sample Z-80 Programming
See$CSHWR.
$KBBRK- 653/X'028D'
Checkfor (BREAK) Key Only
This is a fast key scan for the (BREAK) key only. Use it when you want to minimize
keyboard scan time withouttotally locking out the keyboard.
Entry Conditions
None
ExitConditions
NZ Status = (BREAK) was pressed
A is altered.
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