Difference between revisions of "83Plus:BCALLs:4015"
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m (Moved from utility to input) |
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| − | [[Category:83Plus:BCALLs:By Name: | + | [[Category:83Plus:BCALLs:By Name:Input|KbdScan]] [[Category:83Plus:BCALLs:By Name|KbdScan]] [[Category:83Plus:BCALLs:By Address|4015 - KbdScan]] |
== Synopsis == | == Synopsis == | ||
'''Official Name:''' KbdScan | '''Official Name:''' KbdScan | ||
Revision as of 08:33, 26 April 2005
Synopsis
Official Name: KbdScan
BCALL Address: 4015
This routine scans the keyboard for any key presses and updates the memory location kbdScanCode.
Inputs
- none
Outputs
- (kbdScanCode)=scan code of key press
Registers Destroyed
- ??
Comments
Normally this BCALL is called by the interrupt routine. If interrupts are not enabled, this can be used prior to the Getcsc BCALL to achieve the same results.
