Datasheet

CS
SDI-C
SDO-C
SDI-B
SDO-B
SDI-A
SDO-A
WA0 WB0
RC0
WA0 WB0
WA0 WB0
WA0
WA0
WA1 WB1
RC1
WA1 WB1
WB1
WA2 WB2
RC2
WB2
WB2
WA3 WB3
RC3
WB3
WB3
Cycle0 Cycle1 Cycle2 Cycle3
XX
XX
XX XX
XX XX
XXXXXX
XX
XX
XX
XX
XX
CD0
XX
XX
XX
WA1
CD0
CD0
CD0
WA1
WA1
CD0
WA2
WA2
WA2
WA2
CD1
XX
CD1
XX
CD1
CD1
CD1
CD2
WA3
WA3
CD2
CD2
WA3
CD2
WA3
XX
CD2
XX
RA0 WB0
RC0
RA0 WB0
RA0 WB0
RA0
RA0
RA1 WB1
WC1
RA1 WB1
CD0
CD0
RA1 WB1
CD0
RA1
AD0
CD0
RA1
CD0
RA2 RB2
RC2
RA2 RB2
RB2
RA2
RA2
AD1
RA3 RB3
RC3
CD2
RA3 RB3
CD2
RA3 RB3
BD2
BD2
CD2
RA3
CD2
RA3
AD2 BD2
CD2
Cycle0 Cycle1 Cycle2 Cycle3
XX
XX
XX XX
XX XX
XXXXXX
XX
XX
XX
XX
XX
XX
XX
RA2
XX
XX
XX XX
CS
SDI-C
SDO-C
SDI-B
SDO-B
SDI-A
SDO-A
WB
XX=Don’tcare,undefined
n n
n n n N
n n n N
(WC )=
RA (RB ,RC )=ReadCommandforRegister ofdeviceA(B,C)
AD (BD ,CD )=DatafromRegister ofdeviceA(B,C)
WriteCommandforRegister ofdeviceA(B,C)N
AMC7812
www.ti.com SBAS513E –JANUARY 2011–REVISED SEPTEMBER 2013
Figure 110. Mixed Operation: Reading Devices A and C, and Writing to Device B; then Reading A, and
Writing to B and C; then Reading A, B, and C Twice
Figure 111. Writing to Devices A and B, and Reading Device C
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