Hi all, I have a strange request. We want to use special drivers to control serial port COM1 while using the standard drivers on COM2. In order for the special drivers to work, the COM1 driver must be removed, but we still need those drivers on...ran regmon and determined what was actually happening when I removed COM1 in XP Pro. The thing is, Im not quiete sure ...

... be multiple mapping mentioned for specific port number in the SetupApi.log. And... the conflict. You can modify the port settings and names under [HKLM\SYSTEM\... does work though. There are 6 serial ports in my hardware. 2 from ... COM3 and COM4 instead of expected COM1, COM2, COM3, COM4, COM5 and COM6....] SetupDiCallClassInstaller Error: 0x2, Class: [Multi-port serial adapters] 10:47:07 AM ...

...> Seems like the class installer (Multi-port serial adapters) missing some files while installing...system does work though. There are 6 serial ports in my hardware. 2 from south... COM3 and COM4 instead of expected COM1, COM2, COM3, COM4, COM5 and COM6.... 10:47:06 AM - [LegacyInstallThread] SetupDiCallClassInstaller Error: 0x2, Class: [Multi-port serial adapters] 10:47:07 AM ...

Boby, Seems like the class installer (Multi-port serial adapters) missing some files while installing ... system does work though. There are 6 serial ports in my hardware. 2 from south..., COM3 and COM4 instead of expected COM1, COM2, COM3, COM4, COM5 and COM6. ...) 10:47:06 AM - [LegacyInstallThread] SetupDiCallClassInstaller Error: 0x2, Class: [Multi-port serial adapters] 10:47:07 AM -...

...file. The system does work though. There are 6 serial ports in my hardware. 2 from south bridge and...COM2, COM2, COM3 and COM4 instead of expected COM1, COM2, COM3, COM4, COM5 and COM6. Any idea ... (ExitCode: 0x0) 10:47:06 AM - [LegacyInstallThread] SetupDiCallClassInstaller Error: 0x2, Class: [Multi-port serial adapters] 10:47:07 AM - [FBASkipDevice] ACPI\PNP0501\6 10:47:07 AM -...

...a DFI G5M100 motherboard with 4 on-board serial ports. The BIOS default settings for the ports are: COM1 3F8,4 COM2 2F8,3 ...> When I install XP Pro these ports show up the same in Device Manager and... the same priority to setting IRQs to serial ports and the XP Pro installer. ...> I have also tried sharing IRQ4 between COM1 and COM3 as well as IRQ3 ...

... a DFI G5M100 motherboard with 4 on-board serial ports. The BIOS default settings for the ports are: COM1 3F8,4 COM2 2F8,3 COM3 ...> When I install XP Pro these ports show up the same in Device Manager and...give the same priority to setting IRQs to serial ports and the XP Pro installer. I have also tried sharing IRQ4 between COM1 and COM3 as well as IRQ3 ...

... a DFI G5M100 motherboard with 4 on-board serial ports. The BIOS default settings for the ports are: COM1 3F8,4 COM2 2F8,3 COM3 3E8...2E8,11 When I install XP Pro these ports show up the same in Device Manager and...give the same priority to setting IRQs to serial ports and the XP Pro installer. I have also tried sharing IRQ4 between COM1 and COM3 as well as IRQ3 between ...

...you write a command to the port but before the PurgeComm call. ...for simplicity): /*open the COM port*/ hSerial=CreateFile("COM1", GENERIC_READ | GENERIC_WRITE, 0, ...> OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0); /*define the port settings*/ dcbSerialParams.DCBlength=sizeof(dcbSerialParams); ...turn into gibberish since the two serial ports are woking at different ...

... you write a command to the port but before the PurgeComm call. ... for simplicity): /*open the COM port*/ hSerial=CreateFile("COM1", GENERIC_READ | GENERIC_WRITE, 0, 0...> OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0); /*define the port settings*/ dcbSerialParams.DCBlength=sizeof(dcbSerialParams); ...turn into gibberish since the two serial ports are woking at different baud...