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Bacc – Texas Instruments TMS320C2XX User Manual

Page 193

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BACC

Branch to Location Specified by Accumulator

7-40

Syntax

BACC

Operands

None

Opcode

0

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

0

0

0

0

0

1

0

0

0

1

1

1

1

1

0

1

Execution

ACC(15:0)

PC

Status Bits

None

Description

Control is passed to the 16-bit address residing in the lower half of the accumu-
lator.

Words

1

Cycles for a Single BACC Instruction

ROM

DARAM

SARAM

External

4

4

4

4+3p

Note:

When this instruction reaches the execute phase of the pipeline, two additional instruc-
tion words have entered the pipeline. When the PC discontinuity is taken, these two
instruction words are discarded.

Example

BACC

;(ACC contains the value 191)

The value 191 is loaded into the program counter, and the program continues
to execute from that location.

Cycles