Table 2-6 Emi Operating States - Motorola DSP56009 User Manual

Signal Function
MA0–MA14
MA15
MA15/MCS3
MCS3
MA16/MCS2/ MA16
MCAS
MCS2
MCAS:
DRAM
refresh
disabled
DRAM
refresh
enabled
MA17/MCS1/ MA17
MRAS
MCS1
MRAS:
DRAM
refresh
disabled
DRAM
refresh
enabled
MCS0
MWR
MRD
MOTOROLA

Table 2-6 EMI Operating States

Hardware
Reset
— Driven High
Driven High
Driven High
Driven High
Driven High
Driven High
Driven High
Driven High
Driven High
Driven High
Driven High
— Driven High
— Driven High
— Driven High
DSP56009 User's Manual
External Memory Interface (EMI)
.
Operating Mode
Software Individual
Reset Reset
Previous Previous State Previous State
State
Driven High Previous State
Driven High Driven High
Driven High Previous State
Driven High Driven High
Driven High Driven High
Driven High Driven Low
Driven High Previous State
Driven High Driven High
Driven High Driven High
Driven High Driven Low
Driven High Driven High
Driven High Driven High
Driven High Driven High
Signal Descriptions
Stop Mode
Previous State
Driven High
Previous State
Driven High
Driven High
Driven High
Previous State
Driven High
Driven High
Driven High
Driven High
Driven High
Driven High
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