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S3C9228/P9228 CONTROL REGISTERS
4-13
OSCCON — Oscillator Control Register D3H
Bit Identifier .7 .6 .5 .4 .3 .2 .1 .0
RESETRESET Value
– – – – 0 0 – 0
Read/Write
– – – – R/W R/W – R/W
.7-.4
Not used for S3C9228/P9228
.3 Main Oscillator Control Bit
0 Main oscillator RUN
1 Main oscillator STOP
.2 Sub Oscillator Control Bit
0 Sub oscillator RUN
1 Sub oscillator STOP
.1
Not used for S3C9228/P9228
.0 System Clock Selection Bit
0 Select main oscillator for system clock
1 Select sub oscillator for system clock