Ethernut, Nut/OS and Accessories

ETHERNUT - SINGLE BOARD COMPUTERS


egnite - Ethernut - Single Board Computers
Compare the essential features of the Ethernut boards. In depth information for each model can be found on the product page.

ModelsElektor Internet RadioEthernut 5Ethernut 3Ethernut 2Ethernut 1
32-bit SBC with huge amounts of memory for streaming media applications.Internet-capable 32-bit SBC with extended working temperature range and Linux support for industrial deployment.Internet-capable 32-bit SBC with programmable hardware for quick response times at minimal power usage.Internet-capable 8-bit SBC with extended temperature range for industrial applications.Internet-capable 8-bit SBC with minimalistic hardware for cost-efficient solutions.
Processor
CPUAT91SAM7SE512AT91SAM9XE512AT91R40008ATmega128ATmega128
FamilyARM7TDMIARM926EJ-SARM7TDMIAVRAVR
Ext. data bus16 bit32 bit16 bit8 bit8 bit
Clock48
MHz
180
MHz
73.728
MHz
14.7456
MHz
14.7456 MHz
Memory
Static RAM32 kB32 kB256 kB48 kB32 kB
Banked RAM---464 kB-
SDRAM64 MB128 MB---
Program flash512 kB512 kB4 MB128 kB128 kB
NAND flash-1 GB---
Serial flash4 MB4 MB4 MB512 kB-
EEPROM---4 kB4 kB
ExternSD / MMCSD / MMCSD / MMC--
Connectors
Ethernet10/100BaseT10/100BaseT
Audio MDIX
10/100BaseT10/100BaseT10BaseT
RS-2324-wire
9-pin DTE
8-wire
9-pin DTE
8-wire
9-pin DTE
4-wire
9-pin DTE
2-wire
9-pin DTE
RS-485---2-wire-
USB device12 Mb : 112 Mb : 1---
USB host-12 Mb : 1---
Expansion port
Memory busFull64 k x 8CPLD I/O11 k x 831 k x 8
Digital I/O3.3 / 5 V : 163.3 V : 203.3 V : 175 V : 205 V : 21
CPLD I/O--3.3 / 5 V : 38--
Analog in4 x 10 bit2 x 10 bit-8 x 10 bit8 x 10 bit
PWM32222
UARTs32222
SPI11software11
TWI (I2C)11software11
SSC11---
Other peripherals
Real time clockDLC backupDLC backupDLC backupsoftwaresoftware
Watchdogyesyesyesyesyes
Audio decoderMP3, Ogg Vorbis and more----
Audio encoderOgg Vorbis----
Image sensor-2048 x 2048---
Programming / debugging interface
SPI----10-pin
JTAG20-pin20-pin10-pin10-pin10-pin
Recommended
programmer
USB KabelUSB KabelTurtelizer 2SP Duo 2SP Duo 2
Recommended
debugger
Any 20-pin
ARM JTAG
Any 20-pin
ARM JTAG
Turtelizer 2AVR
JTAGICE
AVR
JTAGICE
Power supply
Barrel connector,
2.1 mm
5 – 24 V5 – 24 V5 – 24 V9 – 12 V9 – 12 V
USB-yes---
PoE-802.3 af---
Max. consumption1.2 W3.2 W1 W
Fuse protection0.5 A0.5 A0.5 A1 A1 A
Environmental
Operating
temperature
0 to 70 °C
32 to 158 °F
-20 to 85 °C
-4 to 185 °F
0 to 70 °C
32 to 158 °F
-40 to 85 °C
-40 to 185 °F
0 to 70 °C
32 to 158 °F