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Figure 3.1 shows the layout of the baseboard.
The major system components and interfaces provided by the baseboard are:
a tile site to support RealView Logic Tiles
a Cortex-A8 test chip
a Debug FPGA implementing the CoreSight™ infrastructure
a Northbridge implementing the major system controllers and interfaces
a Southbridge implementing most of the remaining system peripherals
512MB of 32-bit wide (DDR) SDRAM (2 x 256MB banks)
2MB of 32-bit wide (Pseudo) SRAM
128MB of 32-bit wide NOR flash in two banks of 64MB
PISMO connector for up to 256MB (4x 64MB) of static memory expansion
PCI and PCI Express expansion buses (2 slots for each interface type)
USB interface providing 1 OTG and 2 Full Speed USB 2.0 host ports
Ethernet interface providing 10Base-T and 100Base-TX support
DVI-I interface providing color LCD display and analog VGA monitor support
Synchronous Serial Port (SSP) interface
4x RS232 interfaces with modem support
PS2 keyboard and mouse interfaces
audio CODEC interface (AAC)
CompactFlash, MMC, SD and SIM Card interfaces
8x general purpose (User) switches and LEDs
Real-Time Clock (RTC)
Time Of Year clock (TOY) with backup battery
programmable clock generators
power supplies, voltage control, and current monitoring circuitry
JTAG config and debug, and Integrated Logic Analyzer (ILA) support
Trace port (32-bit) with Embedded Trace Buffer
USB config port.
Figure 3.2 shows the front panel of the ATX enclosure that provides:
power on-off button and indicator
USB Config port connector
USB Config switch and indicator
Soft Reset switch
Hard Reset switch
CompactFlash interface connector
USB OTG interface connector
SD and MMC memory card interface connector
User Switches 1 to 8
User LEDs 1 to 8
SIM card interface
5¼ inch bay (for customer hardware expansion).
Figure 3.3 shows the rear panel of the ATX enclosure that provides:
power connector and on-off switch
keyboard and mouse interface (PS/2)
Ethernet interface (10Base-T and 100Base-TX)
2x USB 2.0 host ports
video interface (DVI − color LCD and analog VGA support)
JTAG debugger interface
4x RS232 serial ports (includes handshake signals for modem support)
audio interface (analog mic-in, line-in, and line-out supported)
2x PCI and 2x PCI Express slots.