4. JUMPER and I/O HEADERS

J1 CMOS Jumper

This jumper is used to clear CMOS RAM. This will restore the BIOS settings

 

to factory default upon power up.

J5 Serial Port2 Jumper This jumper is used to set serial protocol for Serial Port 2. Users can select between RS-232, 422, and 485.

VGA

This is a 16-pin I/O header for VGA connection. Users can obtain VGA

 

output by connecting the female end of the VGA connector to this header

 

and connecting the other end to the monitor.

LCD

This is a 40-pin Box header for LCD connection. Users can obtain LCD

 

output by connecting the box header end of the LCD cable to this connector

 

and the other end to the LCD.

IDE

This is a 44-pin I/O header for IDE connection. This is the primary IDE

 

channel and supports up to two IDE devices.

Compact Flash Socket This socket is used to mount and boot compact flash device as an IDE device. Supports type I/II compact flash and sizes up to 1GB.

USB 0-1

This connector supports 2 USB 1.1 devices.

Keyboard and Mouse

This is a connector for PS/2 keyboard and mouse.

Floppy Disk Drive

This is a 20-pin header for floppy disk drives. The connector supports up to

 

two floppy disk drives.

Parallel Port

This is a 20-pin header parallel port connector.

Serial Port 1-2

These two are serial port connectors. Serial port one is designated as RS-

 

232. Serial port 2 is configurable to be RS-232/422/485 by jumpering J5.

Power

This is a 4-pin power connector. It is the external input power connector for

 

powering up the board. Power may be supplied through the PC104 bus or

 

through this connector. Morpheus only requires power to be supplied to the

 

5V and ground pins to power up.

Ethernet

This is a 10/100 Base-Tx Ethernet connector.

Ethernet LED

This is a 4-pin Ethernet LED header. This connector is used to power up an

 

LED to indicate Ethernet activity.

Utilities

This header provides utilities such as RESET, external speaker, external

 

SMI, and hark disk activity LED.

Morpheus CPU User Manual V1.01

Page 6

Page 6
Image 6
Diamond Systems 1.01, High INtegration PC/104 Celeron CPU with Ethernet user manual Jumper and I/O Headers