Texas Instruments OMAP5912 Reference Manual page 131

Multimedia processor device overview and architecture
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Table 2.
Idle Time Between Different Bus Access Transitions (BTMODE = 1)
Access(n)
RD(csx)
RD(csx)
WR(csx)
WR(csx)
RD(csx)
RD(csx)
WR(csx)
WR(csx)
Figure 37.
Wait States During a Write-to-Write and Write-to-Read Transition to Same
Chip-Select (BTWST CSX = 3 BTMODE = 1)
TC_CLK
REF_CLK
FLASH.CLK
FLASH.CSX
DATA FROM FLASH
DATA TO FLASH
FLASH.OE
FL_DIR_O(DATAEN)
FLASH.RDY
3.2.15
External Device Reset Control
SPRU749A
Access(n+1)
RD(csx)
WR(csx)
RD(csx)
WR(csx)
RD(csy) x != y
WR(csy) x != y
RD(csy)x != y
WR(csy)x !=y
Write0
WD0
Idle
Write
-
EMIFS interface includes the FLASH.RP output signal. The FLASH.RP
output pin is activated during OMAP warm and cold reset. FLASH.RP is
also activated when the TC enters the idle state if the RESPWR_EN bit
field of the clock and reset ARM_EWUPCT configuration register is set
(See Table 66).
Chip-Select
Idle Time
Same
Inserted
Same
Inserted
Same
Inserted
Same
Inserted
Different
Inserted
Different
Inserted
Different
Not inserted
Different
Not inserted
Low
BTWSTX+1
Write1
HI_Z
WD1
Write1
Traffic Controller
Length(BTWST)
CSX
CSX
CSX
CSX
CSX
CSX
BTWSTV+1
Read0
RD0
RD0
BTWSTX
Read0
OMAP3.2 Subsystem
Idle
73

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