Hal9000 !! thanks !! I think the car protocol is ok with dosbox . Because the interface between pc has communication , the LED will be flash . I want to know ,why have Break:1 ? How can i test comport ? thank you !! * 1000 times !!^_^

Hi !! Hal9000 !! How can i download "More serial port improvement" from your homepage ? I must use 2 comports , because software must have , com2 is send signal and com1 is receive signal . I use DOSBOX to diagnostic my car . The software is UNISCAN 183. The interface link : http://www.fuzing.com/ …

Hi !! all friends !! This is my frist post !! My problem is about serial port com 1 . This my dosbox.conf : core=auto cycles=10000 cycleup=500 cycledown=20 serial1=directserial realport:com1 rxdelay:100 irq:4 serial2=directserial realport:com2 rxdelay:100 irq:3 serial3=disabled serial4=disabled When …