CPC314
C P C 3 1 4 U s e r M a n u a l
47
© 2 0 2 1 F a s t w e l V e r . 0 0 1
3 Installation and configuration
The device is made in PC/104-plus format. Expanding the functionality of the device is possible by
connecting the additional PC/104 and PC/104-plus expansion modules.
3.1 Setting the switches
For hardware configuration of the device, the switches are used, which general description is given
in Table 3-1.
Table 3-1
– Purpose of switches for device configuration
Switches
Description
SW1
Reset button
X1
Reset of BIOS Setup settings
X2
User switch. When setting the switch at input of the GPIO_P7[7] line, ‘0’ is
read.
X3
Reset of the module when supplying the voltage ranging from 3 to 5.5 V to the XP18
connector’s pins.
X4, X5
COM3 port: connection of biasing resistor for 680 Ohm and 120 Ohm terminator to
TX+/TX- lines
X6, X7
COM4 port: connection of biasing resistor for 680 Ohm and 120 Ohm terminators to
TX+/TX- lines.
Description of the switches is given in the relevant
sections of the paragraph “Structure and
functioning”.
3.2 Configuring device parameters (BIOS SETUP)
The device configuration parameters are stored in the internal non-volatile ferromagnetic random-
access memory (FRAM) and can be changed in BIOS Setup.
The device configuration parameters are set during booting, when the
<Del
> key is pressed on the
keyboard connected to the USB port, by pressing
<F4
> key on the keyboard of the remote
terminal, when the device is connected via the console serial COM-port.
