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Jumpers for Cache and Main Memory Configuration
The cache configuration is 64KB cache (with eight 16Kbit x 4 cache
SRAM chips and two 16Kbit x 4 tag SRAM chips).
The figure on this page shows the jumper and switch settings for
different onboard memory (DRAM) configurations. Switch SW1 is
located on the mainboard.
Two banks of main memory are on the mainboard, BANK 0 and BANK
1. Each bank accommodates the 32-bit wide data bus. BANK 0 must
be installed first.
Note : means “ON” and means “OFF”
Figure 2-8: DRAM Configurations
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Chapter 2: Setting Up Your System
Summary of Contents for Apex 386/40
Page 1: ......
Page 13: ...Chapter 1 System Overview ...
Page 36: ...Chapter 2 Setting Up Your System ...
Page 54: ...Chapter 3 Operating Your System ...
Page 74: ...Capter 4 Keyboard ...
Page 84: ...Chapter 5 Troubleshooting ...
Page 93: ...Chapter 6 Appendix ...
Page 109: ...Chapter 7 Glossary ...