Name

iopoke — Write I/O location

Synopsis

iopoke [-b location] [[-1] | [-2] | [-4]] [-v value]

Arguments

NameTypeDescriptionDefault
-b locationI/O addressI/O Location. none
-1  Access a one byte (8 bit) I/O location. Only the 8 least significant bits of value will be used -1
-2  Access a two byte (16 bit) I/O location. Only the 16 least significant bits of value will be used -1
-4 Access a one word (32 bit) I/O location.-1

Description

Writes a value to the I/O address space.

Examples

Write 0x0123 to 16 bit I/O location 0x200.

RedBoot> iopoke -b 0x200 -v 0x123 -2