Dear Maarten, AFAIK, the 8250 is used, because the other UARTs are already in use, but I have to contact the hardware developer about that. However, I believe the bug is relevant on all platforms. Florian -- G. Lufft Mess- und Regeltechnik GmbH, Gutenbergstr. 20, 70736 Fellbach, Deutschland Geschäftsführer / Managing directors: Dr. Martin Nicklas, Axel Schmitz-Hübsch, Jörg Mayer, Dr. Anton Felder Handelsregisternummer und zuständiges Amtsgericht / Trade register and local district court: Amtsgericht Stuttgart HRB 721373 Umsatzsteuer-ID / VAT-ID: DE 250580689, Steuernummer / tax no. 90490/28336, WEEE-Reg.-Nr. DE98036552 Tel: ++49 711 51822 0, Fax: ++49 711 51822 41, E-Mail: info@xxxxxxxx ��.n��������+%������w��{.n�����{��ǫ����{ay�ʇڙ���f���h������_�(�階�ݢj"��������G����?���&��