TMS320F datasheet(232/389 Pages) TI

232 / 389 page

OUT

Output Data to Port

7-132

Cycles

Cycles for a Single OUT Instruction

Program

Operand

ROM

DARAM

SARAM

External

Source: DARAM

3+iodst

5+iodst+2pcode

Source: SARAM

3+iodst

4+iodst†

5+iodst+2pcode

Source: External

3+dsrc+iodst

6+dsrc+iodst+2pcode

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

Cycles for a Repeat (RPT) Execution of an OUT Instruction

Program

Operand

ROM

DARAM

SARAM

External

Destination: DARAM

3n+niodst

3n+3+niodst+2pcode

Destination: SARAM

3n+niodst

3n+1+niodst†

3n+3+niodst+2pcode

Destination: External

5n–2+ndsrc+

niodst

5n–2+ndsrc+niodst

5n+1+ndsrc+niodst+

2pcode

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

Example 1

OUT

DAT0,100h

;(DP = 4) Write data word stored in

;data memory location 200h to

;peripheral at I/O port address

;100h.

Example 2

OUT

*,100h

;Write data word referenced by

;current auxiliary register to

;peripheral at I/O port address

;100h.

TMS320F Datasheet(PDF) 232 Page - Texas Instruments

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