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© Sealevel Systems, Inc.
7101 Manual | SL9160 9/2021
CARD SETUP, CONTINUED
Clock Modes
The
ULTRA 530.PCI
employs a unique clocking option that allows the end user to select from divide by 4
and divide by 1 clocking modes. These modes are selected at Header E8.
To select the Baud rates commonly associated with COM: ports (i.e., 2400, 4
800, 9600, 19.2, … 115.2K
Bps)
place the jumper in the divide by 4 mode (silk-screen DIV4).
DIV1
DIV4
Figure 10 -
Clocking Mode ‘Divide By 4’
To select the maximum data rate (460.8K bps) place the jumper in the divide by 1 (silk-screen DIV1)
position.
DIV1
DIV4
Figure 11 -
Clocking Mode ‘Divide By 1’