Impulse 7203 Manual de usuario descargar pdf (Pagina 8)

Card Setup

Sealevel Systems ULTRA COMM+2I.PCI Page 5

Clock Modes

The ULTRA COMM+2I.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 switches SW3 & SW4.

To select the Baud rates commonly associated with COM: ports (i.e. 2400,

4800, 9600, 19.2, … 115.2K Bps) set switch position 2 to the ‘On’ position

(silk-screen D4). To select the maximum data rate (460.8K bps) set switch

position 1 to the ‘On’ position (silk-screen D1).

Figure 7 - Clocking Modes

1 2 3 4

OFF

1 2 3 4

OFF

SW3

SW4

Divide by

1 mode

Divide by

4 mode

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 20 21

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Impulse 7203 Manual de usuario Pagina 8