Texas Instruments TMS320C3x User Manual page 734

A
A0–A23: External address pin s for data/program memory or I/O devices.
address:
addressing mode: The method by which an instruction interprets its oper-
ALU: Arithmetic logic unit. The part of the CPU that performs arithmetic and
analog-to-digital (A/D) converter: A converter with internal sample-and-
ARAU: Auxiliary-register arithmetic unit. A 32-bit ALU used to calculate indi-
arithmetic logic unit (ALU): The part of the CPU that performs arithmetic
auxiliary registers (ARn): A set of registers used primarily in address gen-
auxiliary-register arithmetic unit (ARAU): Auxiliary-register arithmetic
B
bit-reversed addressing: Accessing data from memory, registers, and the
These pins are on the primary bus.
The location of program code or data stored in memory.
ands to acquire the data it needs.
logic operations.
hold circuitry used to translate an analog signal to a digital signal.
rect addresses using the auxiliary registers as inputs and outputs.
and logic operations.
eration.
unit. A 32-bit ALU used to calculate indirect addresses using the auxiliary
registers as inputs and outputs.
instruction word by reversing several bits of an address in order to speed
processing of algorithms, such as Fourier transforms.
Appendix D
Appendix A
Glossary
D-1