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 13:24, 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.