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Basic Standards of Timing Diagrams<br />

Basic I/O Signals<br />

1. CS: Chip Select<br />

2. Adr.: Address<br />

3. WE: Write Enable<br />

4. OE: Output Enable<br />

5. Di: Data-input<br />

6. Do: Data-output<br />

7. RAS: Row Address Strobe<br />

8. CAS: Column Address Strobe<br />

T.-C. Huang, NCUE Fall 2004<br />

TCH<br />

NCUE<br />

Page 24

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