Difference between revisions of "84PCE:Ports:4000"
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(Created page with "A000 - Keyboard Keyboard == Synopsis == '''Port Number:''' A000-? '''Function:''' Keyboard array read Th...") |
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== Synopsis == | == Synopsis == | ||
'''Port Number:''' A000-? | '''Port Number:''' A000-? | ||
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+ | '''Memory-mapped address:''' F50000 | ||
'''Function:''' Keyboard array read | '''Function:''' Keyboard array read | ||
The ports in this range are for reading from the keyboard. Note that reads are censored for some strange reason, so you can't actually read directly from the keyboard. What, are they afraid we could read the status of the testing LED? | The ports in this range are for reading from the keyboard. Note that reads are censored for some strange reason, so you can't actually read directly from the keyboard. What, are they afraid we could read the status of the testing LED? |
Revision as of 15:00, 30 March 2015
Synopsis
Port Number: A000-?
Memory-mapped address: F50000
Function: Keyboard array read
The ports in this range are for reading from the keyboard. Note that reads are censored for some strange reason, so you can't actually read directly from the keyboard. What, are they afraid we could read the status of the testing LED?