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What is Crux?

Crux is an AVR based development board powered by AT90CAN128 microcontroller. It comes with Prime Framework, a suite of software libraries, for faster application development. Crux’s 8-bit microcontroller is perfect for beginners starting out on their embedded journey while the external SRAM provided enables professionals to build larger applications.

Crux is a perfect choice for your AVR electronics and robotics projects.

Why choose Crux?

Build Applications Faster

Build Applications Faster

Crux comes with Prime Framework, a complete suite of software libraries and device drivers, for making application building easy and fast.

Connect Up

Add New Functionalities

Just push your Phi Plug-in boards into the innovative Phi Plug-in standard socket on Crux to add new functionalities with zero hardware configurations and without all the messy wiring.

Build Audio-Visual Applications

Build Larger Applications

External 32KB SRAM allows you to build bigger applications and manage larger amounts of data compared to other 8-bit microcontroller boards.

it's compact

Track Time

Keep track of time in your applications using the on-chip RTC (real-time clock) provided with a battery support.

Store Ample Data

Store Ample Data

The Micro SD Card connector provided allows you to add external storage devices.

Experience Motion Sensing

Connect Up

Easily communicate with other devices using on-board standard protocols (CAN, UART, I2C and GPIO).

What you get in the package?

package kit
  • Crux development board in a protective box & antistatic bag


  • Prime Framework

Lifetime Technical Support

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AT90CAN128 Development Board
Product Code: (H-ELC-SBC-2)


in stock
Downloads available on purchase:
File Name
Prime Framework


Product Info
Product Type Base Development Board
Functionality General Purpose
PCB Size 95.25mm x 57.15mm
Processor Specifications
Microcontroller AT90CAN128
Max CPU Frequency 16 MHz
On-chip Flash 128 KB
On-chip RAM 4KB SRAM
On-chip EEPROM 4KB
On-board SRAM 32KB
ISP Programming Yes
JTAG Programming Yes
Phi Robotics Expansion Bus Yes
Communication Interfaces UART, I2C, SPI, CAN
Other Interfaces GPIO, ADC, PWM
On-board Peripherals RTC,Micro SD Card Socket, LEDs, Switches
On-board USB to UART Converter No
General Specifications
On-board Crystal 14.7456MHz
Power Supply
Phase Voltage 5V
Power Supply Options External Power
Reverse Power Protection Only for External Power