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AX10401/A2

CPU PC/104 Card module, low power 386/40MHz CPU, 4MB DRAM
  • Manufacturer Axiom
  • Category: PC/104
  • The AX10401/A2 is a compact, low-power embedded CPU module designed in the PC/104 form factor. It integrates a 386-class 40 MHz processor, onboard DRAM memory, and essential system management features such as a real-time clock and watchdog timer. This module is engineered for industrial, embedded, and OEM applications requiring reliable x86-compatible computing in space-constrained environments.
- Low-Power 386 CPU: Incorporates a 40 MHz 80386-compatible processor optimized for low power consumption, ideal for embedded and industrial control systems.
- PC/104 Form Factor: Fully compliant with the PC/104 standard (95 mm × 90 mm), enabling stackable modular expansion without backplanes.
- Integrated Memory: Equipped with 4 MB DRAM onboard, expandable up to 4 MB total, providing sufficient memory for DOS-based or lightweight embedded operating systems.
- AMI BIOS: Features an AMI (American Megatrends Inc.) BIOS for reliable system initialization, hardware configuration, and compatibility with standard PC software environments.
- Real-Time Clock (RTC): Includes a Dallas Semiconductor real-time clock chip for accurate timekeeping and system scheduling functions.
- Watchdog Timer Support: Supports an external watchdog timer (AX10405 recommended) to ensure system reliability and automatic recovery from software or hardware faults.
- Compact and Rugged Design: Designed for embedded integration, with robust construction suitable for industrial environments.
- Low Power Operation: Optimized for minimal power draw, making it suitable for battery-powered or energy-sensitive applications.
- Legacy Compatibility: Provides a stable platform for legacy software and hardware integration, maintaining compatibility with x86 instruction sets and PC/104 peripheral modules.

Country of origin: Taiwan R.O.C.

Customs tariff number: 8473 3020 000

1. Product Overview
Product Name: CPU PC/104 Card Module
Model: AX10401/A2
Series: AX10400 Series Embedded CPU Modules
Article Number: AX10401/A2
Manufacturer: (Not explicitly stated; typically produced by an industrial embedded systems manufacturer specializing in PC/104 architecture boards)

The AX10401/A2 is a compact, low-power embedded CPU module designed in the PC/104 form factor. It integrates a 386-class 40 MHz processor, onboard DRAM memory, and essential system management features such as a real-time clock and watchdog timer. This module is engineered for industrial, embedded, and OEM applications requiring reliable x86-compatible computing in space-constrained environments.




2. Key Features
- Low-Power 386 CPU: Incorporates a 40 MHz 80386-compatible processor optimized for low power consumption, ideal for embedded and industrial control systems.
- PC/104 Form Factor: Fully compliant with the PC/104 standard (95 mm × 90 mm), enabling stackable modular expansion without backplanes.
- Integrated Memory: Equipped with 4 MB DRAM onboard, expandable up to 4 MB total, providing sufficient memory for DOS-based or lightweight embedded operating systems.
- AMI BIOS: Features an AMI (American Megatrends Inc.) BIOS for reliable system initialization, hardware configuration, and compatibility with standard PC software environments.
- Real-Time Clock (RTC): Includes a Dallas Semiconductor real-time clock chip for accurate timekeeping and system scheduling functions.
- Watchdog Timer Support: Supports an external watchdog timer (AX10405 recommended) to ensure system reliability and automatic recovery from software or hardware faults.
- Compact and Rugged Design: Designed for embedded integration, with robust construction suitable for industrial environments.
- Low Power Operation: Optimized for minimal power draw, making it suitable for battery-powered or energy-sensitive applications.
- Legacy Compatibility: Provides a stable platform for legacy software and hardware integration, maintaining compatibility with x86 instruction sets and PC/104 peripheral modules.




3. Technical Specifications
- Processor: 386-compatible CPU, 40 MHz clock speed
- Memory: 4 MB DRAM onboard, expandable up to 4 MB total
- BIOS: AMI BIOS (stored in onboard ROM/Flash)
- Real-Time Clock: Dallas Semiconductor RTC with battery backup
- Watchdog Timer: Supported (AX10405 module recommended for implementation)
- Form Factor: PC/104 standard
- Dimensions: 95 mm × 90 mm (3.74 in × 3.54 in)
- Weight: Approximately 100–150 g (typical for PC/104 CPU modules; exact weight not specified)
- Power Requirements: Low power consumption (exact voltage and current draw not specified; typically +5 V DC for PC/104 modules)
- Operating Temperature: Industrial-grade range (typically 0 °C to +60 °C or extended range depending on configuration; not explicitly stated)
- Connectors: Standard PC/104 64-pin and 40-pin stack-through connectors for ISA bus compatibility
- Mounting: Four corner mounting holes per PC/104 specification for secure stacking or chassis integration
- Material: Multi-layer PCB with industrial-grade components




4. Functionality
The AX10401/A2 functions as a self-contained embedded CPU board within a PC/104 stack. It provides the processing core, memory, and essential system management functions required for embedded computing tasks. The module interfaces with peripheral boards through the PC/104 bus, enabling flexible system expansion with I/O, communication, and storage modules.

Use Cases and Applications:
- Industrial automation controllers
- Data acquisition systems
- Embedded instrumentation
- Transportation and vehicle control systems
- Legacy equipment upgrades
- Portable or battery-powered embedded devices
- Process monitoring and control systems

Compatibility:
- Fully compatible with PC/104 peripheral modules (digital I/O, serial communication, analog input/output, networking, etc.)
- Supports standard x86 software environments, including DOS, early Windows versions, and embedded real-time operating systems (RTOS).
- Compatible with standard PC/104 mechanical and electrical interfaces, allowing integration into existing PC/104 stacks.




5. Components & Accessories
Included Components:
- AX10401/A2 CPU PC/104 module
- Onboard 4 MB DRAM
- AMI BIOS firmware
- Dallas real-time clock chip

Recommended Accessories:
- AX10405 Watchdog Timer Module: Provides hardware-level system monitoring and automatic reset functionality in case of system hang or failure.
- PC/104 Peripheral Modules: Optional add-ons for serial communication, digital I/O, analog I/O, Ethernet, or storage expansion.
- Mounting Hardware: Standard PC/104 standoffs and screws for stacking multiple modules.
- Power Cable/Connector: Standard PC/104 power interface (typically +5 V DC).

Connectors:
- PC/104 64-pin and 40-pin stack-through connectors for ISA bus interface
- Optional headers for peripheral connections (depending on configuration)




6. Installation & Setup
Requirements:
- +5 V DC regulated power supply
- Compatible PC/104 peripheral modules or backplane (if used)
- System enclosure or mounting frame supporting PC/104 dimensions

Mounting Options:
- Stackable installation using PC/104 connectors and standoffs
- Direct mounting to chassis or embedded system frame via four corner holes
- Integration into custom enclosures or OEM systems

Configuration:
- BIOS setup via AMI BIOS interface for hardware configuration, boot sequence, and peripheral settings
- Memory configuration fixed at 4 MB onboard (expandable up to 4 MB total)
- Optional watchdog timer configuration when AX10405 module is installed
- RTC setup for system time and date management

Setup Procedure:
1. Mount the AX10401/A2 module onto the PC/104 stack or chassis using standoffs.
2. Connect the power supply and peripheral modules through the PC/104 connectors.
3. Configure BIOS settings as required for the target application.
4. Install the operating system or embedded software environment.
5. Verify system operation and peripheral communication.




7. Performance & Capabilities
- Processing Speed: 40 MHz 386-class CPU provides sufficient performance for control, monitoring, and data acquisition tasks.
- Memory Capacity: 4 MB DRAM supports lightweight operating systems and embedded applications.
- System Reliability: AMI BIOS and Dallas RTC ensure stable system operation and accurate timekeeping.
- Expandability: PC/104 bus allows stacking of multiple modules for additional I/O, communication, or storage capabilities.
- Power Efficiency: Designed for low power consumption, suitable for continuous operation in embedded environments.
- Limitations:
- Limited memory capacity (maximum 4 MB) restricts use to lightweight or legacy software.
- 386-class CPU performance may not support modern high-demand applications.
- No integrated graphics or advanced I/O; relies on peripheral modules for extended functionality.

Efficiency:
- Optimized for embedded control tasks where deterministic performance and low power draw are prioritized over raw processing speed.
- Efficient thermal characteristics due to low power dissipation, often eliminating the need for active cooling.




8. Standards & Compliance
- Form Factor Standard: PC/104 (IEEE P996.1 compliant mechanical and electrical interface)
- Bus Interface: ISA-compatible PC/104 bus (8-bit/16-bit)
- BIOS Standard: AMI BIOS compliant with x86 PC architecture
- RTC Standard: Dallas Semiconductor RTC with battery backup, compliant with PC/AT timekeeping standards
- Watchdog Compatibility: Supports industry-standard watchdog timer modules (AX10405 recommended)
- Regulatory Compliance:
- Designed to meet industrial embedded computing standards
- RoHS compliance (depending on production date and manufacturer)
- EMC/EMI compliance per PC/104 system integration guidelines

Industry Standards Supported:
- PC/104 mechanical and electrical specifications
- x86 instruction set compatibility
- ISA bus signaling and timing standards




9. Additional Information
Warranty:
Typically supplied with a standard manufacturer’s warranty covering defects in materials and workmanship (duration varies by supplier, commonly 1 year).

Support:
- Technical documentation including hardware reference manual, BIOS setup guide, and integration notes.
- Manufacturer or distributor technical support for configuration and troubleshooting.
- Community and industry resources for PC/104 integration and legacy system maintenance.

Maintenance:
- Minimal maintenance required; periodic battery replacement for Dallas RTC recommended.
- Regular inspection of connectors and mounting hardware to ensure reliable electrical and mechanical connections.
- BIOS updates or configuration adjustments may be performed as needed for system optimization.

Updates & Longevity:
- Designed for long-term availability and lifecycle support typical of industrial embedded products.
- Compatible with legacy software environments, ensuring continued usability in existing systems.
- May be supported by newer PC/104 peripheral modules for extended functionality.




### Comprehensive Summary

The AX10401/A2 CPU PC/104 Card Module is a compact, low-power embedded computing solution built around a 386-class 40 MHz processor. It adheres to the PC/104 standard, offering a modular, stackable architecture ideal for industrial and embedded applications. With 4 MB of onboard DRAM (expandable up to 4 MB total), an AMI BIOS, and integrated Dallas real-time clock, the module provides a stable and reliable platform for control, monitoring, and automation systems.

Its design emphasizes low power consumption, ruggedness, and compatibility with legacy x86 software and PC/104 peripheral modules. The inclusion of watchdog timer support (with the AX10405 module recommended) enhances system reliability in mission-critical environments. Measuring 95 mm × 90 mm, the AX10401/A2 fits seamlessly into standard PC/104 stacks, enabling flexible system expansion without the need for backplanes.

The module’s AMI BIOS ensures compatibility with standard PC architectures, while the Dallas RTC maintains accurate timekeeping even during power interruptions. The PC/104 bus interface allows integration with a wide range of peripheral modules, including digital and analog I/O, communication interfaces, and storage devices.

Engineered for industrial automation, data acquisition, and embedded control, the AX10401/A2 delivers dependable performance in a compact footprint. Its low power design makes it suitable for battery-powered or energy-sensitive applications, while its legacy compatibility ensures continued support for existing software and hardware ecosystems.

In summary, the AX10401/A2 represents a robust, efficient, and versatile embedded CPU module that combines proven 386 architecture with the modular flexibility of the PC/104 standard—making it a reliable choice for long-term embedded system deployments.

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No accessories available.