Difference between revisions of "84PCE:Ports:0001"
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(Created page with "0001 - CPU Speed CPU Speed == Synopsis == '''Port Number:''' 0001 '''Function:''' CPU speed === Bits [1:...") |
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Revision as of 14:24, 27 March 2015
Synopsis
Port Number: 0001
Function: CPU speed
Bits [1:0]
CPU speed.
| Value | Speed |
| 00 | 6 MHz |
| 01 | 12 MHz |
| 10 | 24 MHz |
| 11 | 48 MHz |
Bits [3:2]
Writes have no apparent effect, value does not latch.
Bit [4]
Latches value written, no apparent effect.
Bit [7:5]
Writes have no apparent effect, value does not latch.
