outsw

Output String Word to Port

OUTSW

Writes word from memory at [ESI] to I/O port.

Details

The Output String Word to Port instruction writes word from memory at [ESI] to I/O port.

Pseudocode Operation

// Writes word from memory at [ESI] to I/O port

Example

OUTSW

Encoding

Binary Layout
66
+0
6F
+1
 
Format Legacy
Opcode 66 6F
Extension Base

Operands