Tblw – Texas Instruments TMS320C2XX User Manual

Page 343

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TBLW

Table Write

7-190

Cycles

Cycles for a Single TBLW Instruction

Program

Operand

ROM

DARAM

SARAM

External

Source: DARAM/ROM
Destination: DARAM

3

3

3

3+p

code

Source: SARAM
Destination: DARAM

3

3

3

3+p

code

Source: External
Destination: DARAM

3+d

src

3+d

src

3+d

src

3+d

src

+p

code

Source: DARAM/ROM
Destination: SARAM

3

3

3
4

†

3+p

code

Source: SARAM
Destination: SARAM

3

3

3
4

†

3+p

code

Source: External
Destination: SARAM

3+d

src

3+d

src

3+d

src

4+d

src

†

3+d

src

+p

code

Source: DARAM/ROM
Destination: External

4+p

dst

4+p

dst

4+p

dst

5+p

dst

+p

code

Source: SARAM
Destination: External

4+p

dst

4+p

dst

4+p

dst

5+p

dst

+p

code

Source: External
Destination: External

4+d

src

+p

dst

4+d

src

+p

dst

4+d

src

+p

dst

5+d

src

+p

dst

+p

code

† If the destination operand and the code are in the same SARAM block

Cycles for a Repeat (RPT) Execution of a TBLW Instruction

Program

Operand

ROM

DARAM

SARAM

External

Source: DARAM/ROM
Destination: DARAM

n+2

n+2

n+2

n+2+p

code

Source: SARAM
Destination: DARAM

n+2

n+2

n+2

n+2+p

code

Source: External
Destination: DARAM

n+2+nd

src

n+2+nd

src

n+2+nd

src

n+2+nd

src

+p

code

† If the destination operand and the code are in the same SARAM block
‡ If both the source and the destination operands are in the same SARAM block
§ If both operands and the code are in the same SARAM block

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