AS8501 - Preliminary Data Sheet

austriamicrosystems

Revision 1.1, 04-April-06

www.austriamicrosystems.com

Page 21 of 40

Calibration constant selection truth table

Nr.

cu2 cu1 cu0 M1

g1

g0

CAL CONST

NOTE

0

x

x

x

1

0

0

CGI1

1)

1

x

x

x

1

0

1

CGI2

1)

2

x

x

x

1

1

0

CGI3

1)

3

x

x

x

1

1

1

CGI4

1)

4

0

0

0

0

x

x

CAU0

2)

5

0

0

1

0

x

x

CAU1

2)

6

0

1

0

0

x

x

CAU2

2)

7

0

1

1

0

x

x

CAU3

2)

8

1

0

0

0

x

x

CAU4

2)

9

1

0

1

0

x

x

CAU5

2)

10

1

1

0

0

x

x

1548

11

1

1

1

0

x

x

1548

Notes:

1)

CGIx calibration constants are selected when M1=1 according to selected gain

2)

CGUx calibration constants are selected when M1=0 according to bits cu2 to cu0 defined via SDI in CRA and/or CRB

registers.

Subregister ZTC: see register mapping 8.2.6