Effect

Returns the value of an input port.

Syntax

INP(<PortNumber>)

Parameter

<PortNumber> is the I/O port number to read. It needs to be between 0 and 255.

Example

10 A=INP(&HA8)
20 A$="00000000"+BIN$(A)
30 PRINT RIGHT$(A$,8)

Related to

OUT, SOUND, VDP(), WAIT

Compatibility

MSX-BASIC 1.0 or higher