COM20022 View Datasheet(PDF) - SMSC -> Microchip
Part Name
Description
MFG CO.
'COM20022' PDF : 88 Pages View PDF
nCS
nREFEX
t19
t20
t19
t20
t10
t3
t26
t3
DREQ
nDACK
t6
t2
t21
t24
t5
t4
t1
t25
t7*
t24
t25
TC
t15
nWR
nRD
Write LOW-POINTER
when DMAEN=1
DATA
(D15-D0)
t11
t16
t12
t14
t8
t9
VALID
Note*: t7 is measured from the latest active timing among TC, Write/Read.
t13
t17
t18
VALID
FIGURE 28A - DMA TIMING (INTEL MODE 80XX)
77
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