GameBoy\Opcode::opcode197 PHP Method

    public static function opcode197(Core $core)
    {
        $core->stackPointer = $core->unswtuw($core->stackPointer - 1);
        $core->memoryWrite($core->stackPointer, $core->registerB);
        $core->stackPointer = $core->unswtuw($core->stackPointer - 1);
        $core->memoryWrite($core->stackPointer, $core->registerC);
    }