Diamond Systems Single Board Computer Selection Guide

Key

Aurora Helios Pegasus Rhodeus Pluto Athena II Neptune Hercules II

CPU and System

Data Acquisition

Data Acquisition

General

Aurora

Helios

Pegasus

Rhodeus

Pluto

Athena II

Neptune

Hercules II

Processor

Intel Atom Z530P at 1.6GHz

Vortex86DX/SX at 300 or 800MHz

AMD Geode LX800 at 500MHz

AMD Geode LX800 at 500MHz

1.6GHz Intel Atom N270 or 1.66GHz Core Duo LV

VIA Mark CoreFusion at 500 or 800MHz

1.6GHz Intel Atom N270 or 1.66GHz CoreDuo LV

800MHz VIA Mark

Memory

1GB or 2GB DDRAM SO-DIMM

128MB or 256MB DRAM

256MB SDRAM on-board

256MB/512MB/1024MB

Up to 2GB DDR2 SDRAM SO-DIMM

256MB soldered on-board

1GB or 2GB

256MB / 512MB

Front Side Bus

533MHz

500MHz

500MHz

533MHz: N270
667MHz: Core Duo LV

500/800MHz

533MHz or 667MHz (depending on ETX CPU module)

Bus Interface

PC/104 (ISA) and SUMIT-A

PC/104 (ISA)

PC/104-Plus ISA & PCI stackthrough expansion

PC/104 (ISA)

PC/104-Plus (ISA & PCI)

PC/104 (ISA)

PC/104-Plus (ISA & PCI)

PC/104-Plus (ISA & PCI)

Display Support

LVDS LCD and SDVO

VGA CRT and LCD flat panel

CRT and flat panel

CRT and flat panel

LCD flat panel interface (LVDS),
VGA CRT,
TV output,
SDVO interface

CRT and flat panel

CRT, LVDS, TV out
LCD backlight control

CRT and / or 18-bit LVDS flat panel

USB Ports

4 USB 2.0

4 USB 2.0

4 USB 2.0

1 USB 2.0

4 USB 2.0

4 USB 1.1

4 USB 2.0

4 USB 2.0, (4) USB 1.1

Serial Ports

2 RS-232
2 RS-232/422/485

2 RS-232
2 RS-232/422/485

1 RS-232
1 RS-232/422/485

1 RS-232
1 RS-232/422/485

3 RS-232
1 RS-232/422/485

2 RS-232
2 RS-232/485

4 RS-232/422/485
2 RS-232/TTL

2 RS-232
2 RS-232/422/485

Networking

1 Gigabit Ethernet from Intel 82574IT

1 10/100Base-T Ethernet

1 Realtek 8100CL 10/100 base-T Ethernet

1 Realtek 8100CL 10/100 base-T Ethernet

Dual Realtek 8103L 10/100Base-T Ethernet

1 10/100 Ethernet

1 Realtek 8103L 10/100 Ethernet and 1 Gigabit Ethernet

1 10/100 Ethernet

Mass Storage

1 SATA port,
USB flashdisk interface

1 IDE UDMA-100 port,
IDE flashdisk interface

1 IDE UDMA 33
CompactFlash Type II socket
2GB on-board IDE flashdisk

1 IDE UDMA 33, CompactFlash

2 SATA ports,
1 IDE port,
CompactFlash Type II Socket

IDE, flashdisk

2 SATA, 1 IDE (master/slave), CompactFlash, flashdisk

2 IDE UDMA 100, flashdisk, and
CompactFlash interfaces

Kybd/Mouse

PS/2 and USB supported

PS/2

PS/2

PS/2

PS/2

PS/2

PS/2 and USB supported

PS/2

Audio

AC ’97, Line-in/out, Mic,

AC ’97, Line-in/out, Mic,
Amplified speaker interface

AC ’97, Line-in/out, Mic,

AC ’97, Line-in, Line-Out, Mic,
Amplified speaker interface

Analog Inputs

16 single-ended or 8 differential

16 single-ended or 8 differential

32 single-ended or 16 differential or 16 SE + 8 DI; 16-bit resolution

32 single-ended or 16 differential, 16-bit resolution

Max Sample Rate

250KHz

100KHz

250KHz

250KHz

Input Modes

Single ended, differential

Single ended, differential

Single-ended, differential

Single-ended, differential

Input Ranges

±10V, ±5V, ±2.5V, ±1.25V, 0-10V, 0-5V, 0-2.5V programmable

±10V, ±5V, ±2.5V, ±1.25V, 0-10V, 0-5V, 0-2.5V, 0-1.25V

±10V, ±5V, ±2.5V, ±1.25V , 0-10V, 0-5V, 0-2.5V, 0-1.25V

±10V, ±5V, ±2.5V, ±1.25V , 0-10V, 0-5V,
0-2.5V, 0-1.25V

Accuracy

< ±2LSB after autocalibration

< ±2LSB after autocalibration

< ±2LSB after autocalibration

< ±2LSB after autocalibration

On-board FIFO

2048 samples with programmable threshold

2048 samples with programmable threshold

1024 samples with programmable threshold

2048 samples

Analog Outputs

4 12-bit channels

4 12-bit channels

4 12-bit channels

4 12-bit channels

Output Ranges

±5V, ±10V, ±5V, ±10V

±10V, ±5V, 0-10V, 0-5V

±5V, ±10V, 0-5V, 0-10V

±5V, ±10V, 0-5V, 0-10V

Settling Time

10µS max to 0.012%

7mS max to ±1/2 LSB

7µS to ±0.01%

7µS to ±0.01%

Output Current

Logic 0: 12mA max per line
Logic 1: -8mA max per line

±5mA max per channel

±5mA max per channel

±5mA max, 2k½ min load

Digital I/O

8 lines

DV Models: 16 lines
AV Models: 40 lines

24 lines, 3.3V and 5V logic compatible

24 lines, 3.3V/5V compatible; 8 opto-isolated inputs and outputs

40 lines, 5v logic compatible

Direction

Programmable

Programmable

Programmable

Programmable in 8-bit ports

Counter/Timers

24-bit down counter
16-bit down counter

1 24-bit and 1 16-bit A/D sample rate control, counting/timing,
programmable interrupts

1 24-bit and 1 16-bit A/D sample rate control, counting/timing,
programmable interrupts

1 24-bit; 1 16-bit

Clock

10MHz

10MHz

10MHz

Input Voltage

5V ±5%

5V ±5%

+5V ±5% @ 1.0A typical

5VDC ±5%

5V ±5%

+5VDC ±5% @ 2.0A (400MHz), 2.5A (660MHz)

+5VDC ±5% or 7-28VDC

5-28VDC

Operating Temp

-40°C to +80°C

-40°C to +85°C

-40°C to +85°C

-40°C to +85°C

-20°C to +71°C or -40°C to +85°C (depending on ETX CPU module)

-40ºC to +85ºC or
-40ºC to +60ºC

-20°C to +71°C or -40°C to +85°C (depending on ETX CPU module)

-40°C to +85°C

Dimensions

3.550" x 3.775"
(90mm x 96mm)

3.550" x 3.775"
(90mm x 96mm)

4.050" x 3.775"

3.775" x 3.550"
(96 x 90mm)

4.5" x 3.7"
(114mm x 95mm)

4.175"W x 4.475"H

4.53" x 6.50" (115mm x 165mm), EPIC standard

8.00" x 5.75"
(203mm x 146mm)

Weight

7.5oz (212g)

2.5oz (71g)

4.5oz (127g)

4.1oz (121g)

11.2oz (318g)

5.3oz (150g)

22oz (624g) maximum

10oz (285g)