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RM0090: Reference manual - STMicroelectronics

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Flexible static memory controller (FSMC) <strong>RM0090</strong><br />

Mode D - asynchronous access with extended address<br />

Figure 413. ModeD read accesses<br />

A[25:0]<br />

NADV<br />

NEx<br />

NOE<br />

NWE<br />

D[15:0]<br />

Figure 414. ModeD write accesses<br />

A[25:0]<br />

NADV<br />

NEx<br />

NOE<br />

NWE<br />

D[15:0]<br />

High<br />

Memory transaction<br />

ADDSET DATAST<br />

HCLK cycles<br />

ADDHLD<br />

HCLK cycles<br />

HCLK cycles<br />

Memory transaction<br />

1333/1416 Doc ID 018909 Rev 3<br />

1HCLK<br />

data driven<br />

by memory<br />

data driven by FSMC<br />

ADDSET (DATAST+ 1)<br />

HCLK cycles<br />

ADDHLD<br />

HCLK cycles<br />

HCLK cycles<br />

ai15566<br />

ai15567

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