CPU::Emulator::6502::Op::SED - Set decimal mode


Games-NES-Emulator documentation Contained in the Games-NES-Emulator distribution.

Index


Code Index:

NAME

Top

CPU::Emulator::6502::Op::SED - Set decimal mode

SYNOPSIS

Top

DESCRIPTION

Top

METHODS

Top

sed( )

Sets the decimal mode flag.

AUTHOR

Top

Brian Cassidy <bricas@cpan.org>

COPYRIGHT AND LICENSE

Top

SEE ALSO

Top

* CPU::Emulator::6502

Games-NES-Emulator documentation Contained in the Games-NES-Emulator distribution.
package CPU::Emulator::6502::Op::SED;

use strict;
use warnings;

use constant INSTRUCTIONS => {
    0xF8 => {
        cycles => 2,
        code => \&sed,
    }
};

sub sed {
    my $self = shift;
    my $reg = $self->registers;

    $reg->{ status } |= CPU::Emulator::6502::SET_DECIMAL;
}

1;