Digi NS9750 User Manual

Page 168

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S t a t i c m e m o r y c o n t r o l l e r

1 4 4

N S 9 7 5 0 H a r d w a r e R e f e r e n c e

Figure 53: Read followed by write (both 0 wait) with no turnaround

Timing parameter

Value

WAITRD

0

WAITOEN

0

WAITPAGE

N/A

WAITWR

0

WAITWEN

0

WAITTURN

0

Table 73: Static memory timing parameters

Cycle

Description

T0

AHB address provided to the memory controller.

T0-T1

AHB transaction processing.

T1-T4

Arbitration of AHB memory ports.

T4-T5

AHB write address provided to memory controller.

Table 74: Read followed by write (both 0 wait) with no turnaround

ADDR

DATAIN

B

OEOUT

A

0

D(A)

STCSOUT_n

DATAOUT

D(B)

WEOUT_n

DATAEN_n

clk_out

T0

T1

T2

T3

T4

T5

T6

T7

T10

T11

T8

T9

T12

T13

T14

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