Technical Specifications

This document details the technical specifications of the Alius USB2CAN Dual-Channel Debugger, including hardware parameters, performance metrics, electrical characteristics, and environmental requirements. This information is crucial for system integration, compatibility assessment, and application design.

Hardware Specifications

Processor

  • Model: ARM7 (STR750FV2)
  • Architecture: 32-bit RISC
  • Clock Speed: Depending on specific model
  • Function: Responsible for receiving, sending, filtering, and processing CAN messages, as well as USB communication management

Memory

  • Flash: Used for storing firmware and program code
  • RAM: Used for runtime data storage and buffer management

CAN Interface

  • Number of Channels: 2 independent channels
  • Connector Type: DB9 female (one per channel)
  • Protocol Support:
    • CAN 2.0A (11-bit identifier)
    • CAN 2.0B (29-bit identifier)
  • Baud Rate Range: 10 Kbit/s - 1000 Kbit/s
  • Baud Rate Configuration: Software configurable, supports standard and non-standard baud rates
  • Acceptance Filter: Hardware acceptance filter, supports single filter and dual filter modes
  • Operating Modes: Normal mode, loopback mode, silent mode

USB Interface

  • Interface Type: USB 2.0 Type B
  • Transfer Rate: Full-speed (12 Mbit/s)
  • Power Supply: USB bus-powered
  • Cable Length: It is recommended to use a USB cable no longer than 3 meters

Electrical Isolation

  • Isolation Voltage: 500V (typical)
  • Isolation Type: Optical isolation or magnetic isolation (depending on specific model)
  • Isolation Side: CAN bus side is completely isolated from USB/computer side
  • Protection Function: Prevents ground loops, voltage surges, and electrostatic discharge

Performance Metrics

CAN Communication Performance

  • Maximum Message Rate:
    • At 500 Kbit/s: Up to 5000 frames/second (depending on message length)
    • At 1000 Kbit/s: Up to 10000 frames/second (depending on message length)
  • Message Buffer:
    • Receive buffer: Hardware FIFO + software buffer
    • Transmit buffer: Hardware FIFO + software buffer
  • Timestamp Resolution: 1 ms (typical)
  • Latency:
    • Receive latency: < 1 ms (from bus to USB)
    • Transmit latency: < 1 ms (from USB to bus)

USB Communication Performance

  • Data Throughput:
    • Uplink (device to host): Up to 1 MByte/s
    • Downlink (host to device): Up to 1 MByte/s
  • Transfer Latency: < 2 ms (typical)

Electrical Characteristics

Power Requirements

  • Supply Voltage: Powered through USB port (5V DC)
  • Operating Current:
    • Single channel active: < 150 mA
    • Dual channel active: < 200 mA
  • Power Protection: Overcurrent protection, reverse voltage protection

CAN Bus Electrical Characteristics

  • CAN Transceiver:
    • Compliant with ISO 11898-2 standard
    • Supports high-speed CAN (up to 1 Mbit/s)
  • Input Voltage Range:
    • CAN-H: -27V to +40V
    • CAN-L: -27V to +40V
  • Common-Mode Voltage Range: -2V to +7V
  • Termination Resistor: External 120Ω termination resistor required (one at each end of the bus)

Isolation Characteristics

  • Isolation Voltage: 500V DC (continuous)
  • Isolation Resistance: > 100 MΩ (at 500V DC)
  • Isolation Capacitance: < 10 pF (typical)
  • Surge Protection: Compliant with IEC 61000-4-5 standard

Environmental Requirements

Operating Temperature

  • Commercial Grade: 0°C to +70°C
  • Industrial Grade: -40°C to +85°C (depending on specific model)

Storage Temperature

  • Range: -40°C to +85°C

Humidity

  • Operating Humidity: 10% to 90% RH (non-condensing)
  • Storage Humidity: 5% to 95% RH (non-condensing)

Altitude

  • Operating Altitude: Up to 2000 meters
  • Storage Altitude: Up to 12000 meters

Electromagnetic Compatibility (EMC)

  • Radiated Emissions: Compliant with EN 55022 Class B
  • Immunity: Compliant with EN 61000-6-2
  • Electrostatic Discharge (ESD): Compliant with IEC 61000-4-2 (±8kV contact discharge, ±15kV air discharge)

Mechanical Specifications

Dimensions

  • Length: Depending on specific model (typically 80-100 mm)
  • Width: Depending on specific model (typically 40-50 mm)
  • Height: Depending on specific model (typically 20-30 mm)
  • Weight: < 100 g

Enclosure

  • Material: Flame-retardant ABS plastic or metal
  • Color: Black or blue (depending on specific model)
  • Mounting Method: Desktop placement or DIN rail mounting (depending on specific model)

Connectors

  • USB Connector: USB Type B female receptacle
  • CAN Connector: 2 x DB9 female receptacles
  • Indicator Lights: LED indicators (Power, CAN Activity, Error)

Software Support

Drivers

  • Windows: Supports Windows 2000/XP/Vista/7/10/11
  • Linux: Supports major distributions (Ubuntu, Debian, Fedora, CentOS, etc.)

API Interface

  • CANAL API: Open-source CANAL API DLL, supports multiple programming languages
  • Supported Languages: C/C++, C#, Python, Java, LabVIEW, etc.
  • Sample Code: Provides sample code in multiple programming languages

Certifications and Standards

  • CE Certification: Compliant with EU CE certification requirements
  • FCC Certification: Compliant with US FCC Part 15 Class B
  • RoHS: Compliant with RoHS environmental requirements
  • WEEE: Compliant with WEEE recycling requirements

Ordering Information

The Alius USB2CAN Dual-Channel Debugger is available in multiple models to meet the needs of different customers:

  • Standard Version: Commercial grade temperature range, suitable for laboratory and office environments
  • Industrial Version: Industrial grade temperature range, suitable for harsh industrial environments
  • OEM Version: Without enclosure, suitable for system integration

Warranty Information

  • Warranty Period: 1 year from the date of purchase
  • Warranty Coverage: Material and workmanship defects
  • Not Covered: Human damage, electrostatic discharge damage, damage caused by use beyond specifications

These technical specifications are subject to change without notice. Before ordering, please confirm the latest specification information with the Alius technical support team.