AN1769 Freescale Semiconductor / Motorola, AN1769 Datasheet - Page 28

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

3.6 Waveforms
This section shows several timing waveforms. Figure 14 shows single-beat access to SRAM, which is
similar to I/O and Flash, except that no timer is used to keep the performance high. In this waveform, the
data is available on the second clock after the TS signal is asserted.
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CLK
TT0
TT1
TT2
TT3
TT4
TSIZ0
TSIZ1
TSIZ2
TBST_L
TS_L
AACK_L
TA_L
TEA_L
ADSC_L
BAA_L
SCS_L
SOE_L
BWE_L0
BWE_L1
BWE_L2
BWE_L3
BWE_L4
BWE_L5
BWE_L6
BWE_L7
RST_L
T(CLK)
Figure 14. Pipelined Burst SRAMÑSingle-Beat Read/Write
Freescale Semiconductor, Inc.
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2u
3u
Time (Seconds)
4u
5u
6u
7u
MOTOROLA