QADC
REFERENCE MANUAL
TABLE OF CONTENTS
MOTOROLA
vii
Freescale Semiconductor, Inc.
(Continued)
Title
Paragraph
Page
TABLE OF CONTENTS
7.7
7.8
Conversion Command Word Table .........................................................7-26
Result Word Table ...................................................................................7-32
SECTION 8 INTERRUPTS
8.1
8.2
8.3
8.4
8.5
8.6
8.7
8.8
8.9
Interrupt Operation ....................................................................................8-1
Polled and Interrupt-Driven Operation .......................................................8-1
Interrupt Sources .......................................................................................8-2
QADC Interrupt Register ...........................................................................8-2
Interrupt Priority .........................................................................................8-3
Interrupt Arbitration ....................................................................................8-4
Interrupt Vectors ........................................................................................8-4
Initializing the QADC for Interrupt Driven Operation .................................8-5
Interrupt Processing Summary ..................................................................8-6
SECTION 9 QUEUE PRIORITY EXAMPLES
9.1
Queue Priority Schemes ...........................................................................9-1
APPENDIX A ELECTRICAL CHARACTERISTICS
APPENDIX B REGISTER SUMMARY
B.1
B.2
B.2.1
B.2.2
B.2.3
B.2.4
B.2.5
B.2.6
B.2.7
B.2.8
B.2.9
Address Map ............................................................................................ B-1
QADC Registers ....................................................................................... B-1
QADC Module Configuration Register ............................................. B-1
QADC Test Register ......................................................................... B-2
QADC Interrupt Register .................................................................. B-2
Port A/B Data Register ..................................................................... B-3
Port Data Direction Register ............................................................. B-3
QADC Control Registers .................................................................. B-4
QADC Status Register ..................................................................... B-7
Conversion Command Word Table .................................................. B-8
Result Registers ............................................................................. B-11
APPENDIX C CONVERSION ACCURACY DEFINITIONS
C.1
C.2
C.3
C.4
C.5
C.6
Transfer Curve ......................................................................................... C-1
Offset Error ............................................................................................... C-2
Quantizing Error ....................................................................................... C-2
Monotonicity ............................................................................................. C-2
Gain Error (Slope Error) ........................................................................... C-2
Integral Non-Linearity ............................................................................... C-3
F
For More Information On This Product,
Go to: www.freescale.com
n
.