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S3C84E5/C84E9/P84E9 CONTROL REGISTER
4-13
OSCCON — Oscillator Control Register FBH Set 1, Bank 0
Bit Identifier .7 .6 .5 .4 .3 .2 .1 .0
Reset Value 0 0 0 0 0 0 0 0
Read/Write – – – R/W R/W R/W – R/W
Addressing Mode Register addressing mode only
.7–.5 Not used for the S3C84E5/C84E9/P84E9 (must keep always 0)
.4 Sub-system Oscillator Driving Ability Control Bit
0 Strong driving ability
1 Normal driving ability
.3 Main System Oscillator Control Bit
0 Main System Oscillator RUN
1 Main System Oscillator STOP
.2 Sub System Oscillator Control Bit
0 Sub system oscillator RUN
1 Sub system oscillator STOP
.1 Not used for the S3C84E5/C84E9/P84E9 (must keep always 0)
.0 System Clock Selection Bit
0 Main oscillator select
1 Subsystem oscillator select