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S1D13806 TECHNICAL MANUAL

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Page 42 Epson Research and Development<br />

Vancouver Design Center<br />

6.3 CPU Interface Timing<br />

6.3.1 Generic Interface Timing<br />

CLK<br />

A[20:1]<br />

M/R#<br />

CS#<br />

RD0#, RD1#1<br />

WE0#, WE1#<br />

WAIT#<br />

D[15:0](write)<br />

D[15:0](read)<br />

T CLK t2 t3<br />

t4<br />

t7 t8<br />

t11<br />

Figure 6-2: Generic Interface Timing<br />

Note<br />

BUSCLK cannot be divided by 2 for this interface. CONF5 must be set to 0 (BUSCLK<br />

not divided).<br />

Note<br />

WAIT# is always driven when CONF6 =1.<br />

t9<br />

<strong>S1D13806</strong> Hardware Functional Specification<br />

X28B-A-001-11 Issue Date: 02/01/23<br />

t10<br />

t5<br />

t6<br />

t12 t13

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