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Computer Hardware User Manual

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CLOCK CIRCUIT S3C8275X/F8275X/C8278X/F8278X/C8274X/F8274X
7-2
MAIN OSCILLATOR CIRCUITS
X
IN
X
OUT
Figure 7-1. Crystal/Ceramic Oscillator (fx)
X
IN
X
OUT
Figure 7-2. External Oscillator (fx)
X
IN
X
OUT
R
Figure 7-3. RC Oscillator (fx)
SUB OSCILLATOR CIRCUITS
XT
IN
XT
OUT
32.768 kHz
V
REG
104
Figure 7-4. Crystal Oscillator (fxt)
XT
IN
XT
OUT
Figure 7-5. External Oscillator (fxt)