GameBoy\Opcode::opcode213 PHP Method

    public static function opcode213(Core $core)
    {
        $core->stackPointer = $core->unswtuw($core->stackPointer - 1);
        $core->memoryWrite($core->stackPointer, $core->registerD);
        $core->stackPointer = $core->unswtuw($core->stackPointer - 1);
        $core->memoryWrite($core->stackPointer, $core->registerE);
    }