Figure 13-16 – Motorola ColdFire MCF5281 User Manual

Page 237

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External Interface Module (EIM)

Freescale Semiconductor

13-13

Figure 13-16. Line Write Burst (2-1-1-1), Internal/External Termination

Figure 13-17

shows a line burst write with one wait-state insertion.

Figure 13-17. Line Write Burst (3-2-2-2) with One Wait State

Figure 13-18

shows a burst-inhibited line write. The external device executes a basic write cycle while

determining that a line is being transferred. The external device uses fast termination to end each
subsequent transfer.

A[31:0]

SIZ[1:0]

TS

CSn, OE, BSn

D[31:0]

TA

Write

Write

Write

Write

S0

S1

S2

S3

S4

S5

S10

S9

S8

S7

S6

S11

CLKOUT

A[31:0]

Internal Termination

External Termination

R/W, TIP

A[31:0]

R/W, TIP

TS

CSn, OE, BSn

D[31:0]

TA

Write

Write

Write

Write

S0 S1 S2 S3

S4 S5

S10

S9

S8

S7

S6

S11

WS

WS

WS

WS

CLKOUT

SIZ[1:0]

MCF5282 and MCF5216 ColdFire Microcontroller User’s Manual, Rev. 3

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