Baud Rate - StarTech.com PCI2S485 Instruction Manual

Baud Rate

By default, PCI2S485 is set to a baud rate of 115.2Kbps (maximum). To increase the
baud rate to 921.6Kbps maximum:
Windows 2000/XP
1. Change the UART input clock jumper (JP5) to HI, as mentioned in the section entitled
JP5: UART Input Clock Speed Selector.
2. Right-click on My Computer and select Manage.
3. Choose Device Manager and double-click on Ports.
4. You will notice the added ports, listed as PCI Communications Port(s). Double-click
on the COM Port you wish to configure, select Data rate, click on Detect Crystal
Frequency, then OK. Repeat this step for the remaining port.
Windows 98/ME
1. Change the UART input clock jumper (JP5) to HI, as
mentioned in the section entitled JP5: UART Input
Clock Speed Selector.
2. Right-click on My Computer and select Properties.
3. Choose Device Manager and double-click on Ports.
4. You will notice the added ports, listed as PCI
Communications Port(s). Double-click on the COM
Port you wish to configure, select Data rate, and put
a checkmark next to Detect Crystal Frequency, by
clicking in the box provided. Click on OK to save
this setting. Repeat this step for the remaining port.
Instruction Manual
7