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Rainbow Electronics MAX1329 User Manual

Page 33

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MAX1329/MAX1330

12-/16-Bit DASs with ADC, DACs, DPIOs, APIOs,

Reference, Voltage Monitors, and Temp Sensor

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33

CS

SCLK

DIN

DOUT

X = DON’T CARE.

0

0

0

A4

A3

A2

A1

A0

D

N-1

D

N -2

D

N-3

D

N-4

D

2

D

1

D

0

X

X

Figure 10. Variable Length Register-Mode Data-Write Operation

Figure 11. Variable Length Register-Mode Data-Read Operation

1

M3

M2

M1

M0

G1

G0

BIP

X

X

X

X

SCLK

CS

DIN

X

DOUT

D

N-2

D

1

D

0

0

0

1

0

0

0

1

0

X

X

X

D

N-1

X = DON'T CARE.

Figure 12. Write Command to Start a Normal or Fast Power-Down ADC Conversion Followed by ADC Data Register Read

CS

SCLK

DIN

DOUT

0

0

1

A4

A3

A2

A1

A0

X

X

X

X

X

X

X

X

X

D

N-1

D

N-2

D

N-3

D

N-4

D

2

D

1

D

0

X = DON’T CARE.