Advantech 4-Port RS-232 Interface card PCL-849 Manual do Utilizador descarregar pdf (Página 19)

20 PCL-849 User's Manual

Speed Mode selection

The PCL-849 employs a unique speed option that allows the user to

choose either normal speed mode (1x) or high speed mode (8x). This

high speed mode is selected at S2.

Normal Speed Mode

To select the baud rate commonly associated with COM ports , such

as 2400, 4800, 9600. . .115.2 kbps, place the switch as follows.

High Speed Mode

To increase normal mode rates by eight times, (e.g. if 115.2 kbps is

selected, the rate is increased to 921.6 kbps), place the switch as

follows.

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Advantech 4-Port RS-232 Interface card PCL-849 Manual do Utilizador Página 19