sisusb_triggersr16
ret |= sisusb_triggersr16(sisusb, ramtype);
ret |= sisusb_triggersr16(sisusb, ramtype);
ret |= sisusb_triggersr16(sisusb, ramtype);
ret |= sisusb_triggersr16(sisusb, 0); /* sic! */
ret |= sisusb_triggersr16(sisusb, ramtype);