Datasheet

Data Sheet AD9958
Rev. B | Page 35 of 44
Figure 46. Single-Bit Serial Mode (2-Wire) Read TimingClock Stall High
Figure 47. Single-Bit Serial Mode (3-Wire) Read TimingClock Stall Low
Figure 48. 2-Bit Serial Mode Read TimingClock Stall High
Figure 49. 4-Bit Serial Mode Read TimingClock Stall High
INSTRUCTION CYCLE
DATA TRANSFER CYCLE
I7
(I0)
SDIO_0
SCLK
CS
I6
(I1)
I5
(I2)
I4
(I3)
I3
(I4)
I2
(I5)
I1
(I6)
I0
(I7)
D7
(D0)
D6
(D1)
D5
(D2)
D4
(D3)
D3
(D4)
D2
(D5)
D1
(D6)
D0
(D7)
05252-128
INSTRUCTION CYCLE
DATA TRANSFER CYCLE
SDIO_0
SCLK
CS
DON'T CARE
SDO
(SDIO_2 PIN)
I7
(I0)
I6
(I1)
I5
(I2)
I4
(I3)
I3
(I4)
I2
(I5)
I1
(I6)
I0
(I7)
D7
(D0)
D6
(D1)
D5
(D2)
D4
(D3)
D3
(D4)
D2
(D5)
D1
(D6)
D0
(D7)
05252-129
INSTRUCTION CYCLE
DATA TRANSFER CYCLE
SCLK
SDIO_1
SDIO_0
CS
D7
(D1)
D5
(D3)
D3
(D5)
D1
(D7)
D6
(D0)
D4
(D2)
D2
(D4)
D0
(D6)
I6
(I0)
I4
(I2)
I2
(I4)
I0
(I6)
I7
(I1)
I5
(I3)
I3
(I5)
I1
(I7)
05252-130
INSTRUCTION CYCLE DATA TRANSFER CYCLE
I7
(I3)
I1
(I5)
I5
(I1)
I3
(I7)
I6
(I2)
I0
(I4)
I4
(I0)
I2
(I6)
SCLK
SDIO_0
SDIO_1
SDIO_2
CS
SDIO_3
D7
(D3)
D1
(D5)
D5
(D1)
D3
(D7)
D6
(D2)
D0
(D4)
D4
(D0)
D2
(I6)
05252-131