SOYO ETEQ82C663 AGP User Manual

Page 26

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Hardware Setup

SY-5EHM/5EH5 V1.3

21

Step 5. Set JP7,JP9,JP10 for SDRAM frequency
JP7 is used to indicate the frequency of the CPU bus clock to the ETEQ
chipset.
JP9 and JP10 are used to determine that the SDRAM is running at the
frequency of the CPU bus clock or the AGP clock.

CPU BUS

Clock

AGP BUS

Clock

JP10

JP7

JP9

SDRAM Clock

66MHz 66MHz 1-2

2-3

2-3

66MHz

75MHz 75MHz 1-2

2-3

2-3

75MHz

2-3

1-2

1-2

55MHz

83MHz

55MHz

1-2

1-2

2-3

83MHz

2-3

1-2

1-2

63.4MHz

95MHz

63.4MHz

1-2

1-2

2-3

95MHz

2-3

1-2

1-2

63.4MHz

97MHz

63.4MHz

1-2

1-2

2-3

95MHz

2-3

1-2

1-2

66MHz

100MHz

66MHz

1-2

1-2

2-3

100MHz

Note: Use 8ns or faster SDRAM modules (PC100 compliant) when
SDRAM is set to run at the frequency of 95/100 MHz.

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