AN1769 Freescale Semiconductor / Motorola, AN1769 Datasheet - Page 30

• Manufacturer Part Number: AN1769
• Description: Designing a Minimal PowerPC System
• Manufacturer: Freescale Semiconductor / Motorola

Figure 16 shows that the Flash access is controlled by timed values, in this case a value of 3 (as provided by
the chipsel() module) which produces a 6-clock access time.
30
CLK
A_HIGH0
A_HIGH1
A_LOW29
A_LOW30
A_LOW31
TT0
TT1
TT2
TT3
TT4
TSIZ0
TSIZ1
TSIZ2
TBST_L
TS_L
AACK_L
TA_L
TEA_L
SOE_L
FCS_L
FOE_L
BWE_L0
BWE_L1
BWE_L2
BWE_L3
BWE_L4
BWE_L5
BWE_L6
BWE_L7
RST_L
T(CLK)
Freescale Semiconductor, Inc.
Figure 16. Flash ROMÑSingle-Beat Read/Write
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1u
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2u
3u
Time (Seconds)
4u
5u
6u
MOTOROLA