Advantech PCL-849 manual Speed Mode selection, Normal Speed Mode, High Speed Mode

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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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PCL-849 User's Manual

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Contents PCL-849 Port RS-232 Interface Card Copyright Notice Acknowledgments Contents Introduction Description Specifications Features· Uart Switch and jumper layout Page Hardware Installation Initial Inspection Card Installation Model Setup base address setting Card ConfigurationDefault Settings Address and Interrupt SetupStandardMode Enhanced ModeInterrupt Level IRQ Setting S1, JP1, JP2, JP3, JP4 Default SettingsShared IRQ Mode JP1 Independent IRQ Mode JP1-JP4Interrupt Status Register Setup S1, Vector address Interrupt Status Register S1 Bit DIP switch settings for S1 Normal Speed Mode Speed Mode selectionHigh Speed Mode Software Installation Utility Installation Icom Utility Setup for Windows 95/98/NT EnvironmentsOperating Environment Selection Board Type PCL-849 ConfigurationVector Address 200H ~ 3F0H Wiring Connector Pin Assignments RS-232 signal wiring RTS CTS GND DSR DTR DCD PC I/O Address Reference PC I/O Address Usage Quick Reference Jumper Setting · IRQ Mode COM1 JP1