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- Ten Independent 16-bit Counters/Timers:
The AX5218 provides ten fully independent 16-bit counter/timer channels, implemented through two Am9513APC programmable counter/timer chips. Each channel can operate in various modes, including event counting, frequency measurement, pulse width modulation, and time interval generation.
- Dual Am9513APC Architecture:
The use of two Am9513APC devices allows for flexible configuration and high timing precision. Each chip manages five counters, enabling simultaneous operation across multiple timing tasks.
- High Clock Frequency Support:
The card supports clock frequencies up to 7 MHz, with selectable internal clock sources of 1 MHz, 2 MHz, or 4 MHz, allowing users to balance timing resolution and range according to application requirements.
- Up/Down Counting and Cascading:
Each counter can be configured for up-counting, down-counting, or cascaded operation, enabling extended counting ranges or complex timing sequences.
- Interrupt (IRQ) Capability:
The AX5218 supports interrupt-driven operation, allowing the host system to respond immediately to counter events, overflows, or specific timing conditions. This feature enhances real-time performance in control and monitoring applications.
- 24 TTL-Compatible Digital I/O Lines:
The card includes 24 digital input/output lines compatible with TTL logic levels. These lines are implemented using an 8255-compatible interface operating in Mode 0, providing simple and direct control for digital signals.
- Dual 50-Pin Connectors:
Two 50-pin connectors provide access to all counter/timer channels, digital I/O lines, and control signals. The connectors are designed for easy integration with external devices, sensors, and actuators.
- Compact PCB Design:
With dimensions of 141 mm x 98 mm, the AX5218 offers a compact footprint suitable for embedded systems, rack-mounted controllers, or desktop instrumentation setups.
- Software Support:
The card is supplied with driver libraries and example programs for Basic, C, and Pascal, facilitating rapid development and integration into custom applications.
- Industrial-Grade Reliability:
Designed by Axiom for demanding environments, the AX5218 features robust electrical design, stable timing performance, and long-term operational reliability.
The AX5218 provides ten fully independent 16-bit counter/timer channels, implemented through two Am9513APC programmable counter/timer chips. Each channel can operate in various modes, including event counting, frequency measurement, pulse width modulation, and time interval generation.
- Dual Am9513APC Architecture:
The use of two Am9513APC devices allows for flexible configuration and high timing precision. Each chip manages five counters, enabling simultaneous operation across multiple timing tasks.
- High Clock Frequency Support:
The card supports clock frequencies up to 7 MHz, with selectable internal clock sources of 1 MHz, 2 MHz, or 4 MHz, allowing users to balance timing resolution and range according to application requirements.
- Up/Down Counting and Cascading:
Each counter can be configured for up-counting, down-counting, or cascaded operation, enabling extended counting ranges or complex timing sequences.
- Interrupt (IRQ) Capability:
The AX5218 supports interrupt-driven operation, allowing the host system to respond immediately to counter events, overflows, or specific timing conditions. This feature enhances real-time performance in control and monitoring applications.
- 24 TTL-Compatible Digital I/O Lines:
The card includes 24 digital input/output lines compatible with TTL logic levels. These lines are implemented using an 8255-compatible interface operating in Mode 0, providing simple and direct control for digital signals.
- Dual 50-Pin Connectors:
Two 50-pin connectors provide access to all counter/timer channels, digital I/O lines, and control signals. The connectors are designed for easy integration with external devices, sensors, and actuators.
- Compact PCB Design:
With dimensions of 141 mm x 98 mm, the AX5218 offers a compact footprint suitable for embedded systems, rack-mounted controllers, or desktop instrumentation setups.
- Software Support:
The card is supplied with driver libraries and example programs for Basic, C, and Pascal, facilitating rapid development and integration into custom applications.
- Industrial-Grade Reliability:
Designed by Axiom for demanding environments, the AX5218 features robust electrical design, stable timing performance, and long-term operational reliability.
1. Product Overview
Product Name: AX5218
Model Number: AX5218
Series: AX5000 Series Counter/Timer Interface Cards
Article Number: AX5218
Manufacturer: Axiom
The Axiom AX5218 is a high-performance, multi-channel counter/timer interface card designed for industrial, laboratory, and embedded control applications requiring precise timing, counting, and event measurement. It integrates two Am9513APC programmable timer/counter chips to provide ten fully independent 16-bit counter/timer channels. The card is engineered for use in PC-based data acquisition and control systems, offering flexible clocking options, interrupt capabilities, and TTL-compatible digital I/O. With its robust design, compact form factor, and comprehensive software support, the AX5218 serves as a versatile timing and counting solution for automation, instrumentation, and process control environments.
2. Key Features
- Ten Independent 16-bit Counters/Timers:
The AX5218 provides ten fully independent 16-bit counter/timer channels, implemented through two Am9513APC programmable counter/timer chips. Each channel can operate in various modes, including event counting, frequency measurement, pulse width modulation, and time interval generation.
- Dual Am9513APC Architecture:
The use of two Am9513APC devices allows for flexible configuration and high timing precision. Each chip manages five counters, enabling simultaneous operation across multiple timing tasks.
- High Clock Frequency Support:
The card supports clock frequencies up to 7 MHz, with selectable internal clock sources of 1 MHz, 2 MHz, or 4 MHz, allowing users to balance timing resolution and range according to application requirements.
- Up/Down Counting and Cascading:
Each counter can be configured for up-counting, down-counting, or cascaded operation, enabling extended counting ranges or complex timing sequences.
- Interrupt (IRQ) Capability:
The AX5218 supports interrupt-driven operation, allowing the host system to respond immediately to counter events, overflows, or specific timing conditions. This feature enhances real-time performance in control and monitoring applications.
- 24 TTL-Compatible Digital I/O Lines:
The card includes 24 digital input/output lines compatible with TTL logic levels. These lines are implemented using an 8255-compatible interface operating in Mode 0, providing simple and direct control for digital signals.
- Dual 50-Pin Connectors:
Two 50-pin connectors provide access to all counter/timer channels, digital I/O lines, and control signals. The connectors are designed for easy integration with external devices, sensors, and actuators.
- Compact PCB Design:
With dimensions of 141 mm x 98 mm, the AX5218 offers a compact footprint suitable for embedded systems, rack-mounted controllers, or desktop instrumentation setups.
- Software Support:
The card is supplied with driver libraries and example programs for Basic, C, and Pascal, facilitating rapid development and integration into custom applications.
- Industrial-Grade Reliability:
Designed by Axiom for demanding environments, the AX5218 features robust electrical design, stable timing performance, and long-term operational reliability.
3. Technical Specifications
- Counter/Timer Channels: 10 independent 16-bit channels
- Counter Chipset: 2 × Am9513APC programmable counter/timer ICs
- Clock Frequency: Up to 7 MHz maximum
- Selectable Clock Sources: 1 MHz, 2 MHz, or 4 MHz internal clock options
- Counting Modes: Up, down, or cascaded counting
- Interrupt Support: Yes, IRQ-capable for event-driven operation
- Digital I/O: 24 TTL-compatible lines (8255 Mode 0 compatible)
- Connectors: 2 × 50-pin headers (standard ribbon or IDC type)
- Dimensions: 141 mm (L) × 98 mm (W)
- Weight: Approximately 150–200 g (typical, depending on configuration)
- Power Requirements: Standard PC bus power (exact voltage/current dependent on system configuration)
- Operating Temperature Range: 0°C to +50°C (typical industrial range)
- Storage Temperature Range: -20°C to +70°C
- Humidity: 0–90% non-condensing
- Signal Levels: TTL-compatible input/output
- Bus Interface: Parallel I/O interface (compatible with Axiom system architecture)
- Material: FR-4 PCB with gold-plated edge connectors and high-reliability components
4. Functionality
The AX5218 functions as a multi-channel timing and counting interface card, enabling precise measurement and generation of time-based signals. Each of the ten 16-bit counters can be independently programmed for a variety of tasks:
- Event Counting: Counting external pulses or events from sensors, encoders, or switches.
- Frequency Measurement: Measuring the frequency of input signals by counting pulses over a defined time interval.
- Pulse Generation: Producing periodic or one-shot pulses for triggering external devices.
- Time Interval Measurement: Measuring elapsed time between two events.
- PWM (Pulse Width Modulation): Generating variable duty-cycle signals for motor control or analog simulation.
- Cascaded Operation: Combining two counters for extended 32-bit counting range or complex timing sequences.
The card’s dual Am9513APC architecture allows simultaneous operation of multiple counters with independent configurations. Each counter can be clocked from internal or external sources, and the direction (up or down) can be selected programmatically. The IRQ capability enables the host system to respond to specific counter events, such as terminal counts or overflows, without continuous polling.
The integrated 24 TTL I/O lines provide additional control and monitoring capabilities, allowing the AX5218 to interface directly with digital sensors, actuators, or other logic-level devices. These lines can be used for general-purpose input/output, status indication, or synchronization with external systems.
Typical Applications:
- Industrial automation and process control
- Laboratory instrumentation and data acquisition
- Motion control and encoder counting
- Frequency and period measurement
- Pulse generation and timing synchronization
- Embedded control systems requiring precise timing
Compatibility:
The AX5218 is compatible with Axiom’s range of industrial I/O and control systems. It can be integrated into PC-based or embedded platforms supporting Axiom’s driver architecture. Software libraries for Basic, C, and Pascal ensure compatibility with a wide range of development environments and legacy systems.
5. Components & Accessories
Included Items:
- AX5218 counter/timer card
- User manual and technical documentation
- Software drivers and example code (Basic, C, Pascal)
- Configuration utility (if applicable)
Optional Accessories:
- 50-pin ribbon cables for external connection
- Terminal breakout boards for easy wiring of I/O signals
- Mounting brackets or DIN-rail adapters (depending on installation environment)
- External clock or trigger modules for advanced timing applications
Connectors:
- Two 50-pin connectors providing access to all counter/timer channels, digital I/O lines, and control signals.
- Pin assignments follow Axiom’s standard I/O mapping for easy integration with other Axiom modules.
6. Installation & Setup
Requirements:
- Compatible host system with available expansion slot or interface port (depending on Axiom system architecture)
- Power supply meeting standard PC or industrial bus specifications
- Operating environment within specified temperature and humidity limits
Mounting Options:
- Direct installation into a compatible system chassis or backplane
- Optional DIN-rail or panel mounting using accessory brackets
Configuration:
- Counters and timers are configured via software using Axiom’s driver library.
- Clock sources, counting modes, and interrupt parameters can be set programmatically.
- Digital I/O lines can be configured as inputs or outputs through software control.
- IRQ lines may require configuration in the host system’s BIOS or operating system for proper interrupt handling.
Setup Procedure:
1. Power down the host system before installation.
2. Insert the AX5218 card into the designated slot or connector.
3. Secure the card using mounting screws or brackets.
4. Connect external devices to the 50-pin connectors using appropriate cables.
5. Power on the system and install the provided drivers.
6. Verify operation using the included test utilities or example programs.
7. Performance & Capabilities
- Counting Speed: Up to 7 MHz maximum input frequency per channel.
- Resolution: 16-bit per counter (65,536 counts per channel).
- Extended Range: Cascading allows 32-bit operation for extended counting up to 4,294,967,295 counts.
- Timing Accuracy: Determined by selected clock source (1/2/4 MHz internal or external).
- Response Time: Interrupt-driven operation minimizes latency for real-time applications.
- Digital I/O Performance: TTL-compatible, capable of sourcing/sinking standard logic-level currents.
- Efficiency: Low CPU overhead due to hardware-based counting and interrupt support.
- Limitations:
- Maximum frequency limited to 7 MHz per channel.
- TTL-level I/O not suitable for high-voltage or high-current loads without external buffering.
- Requires stable clock source for high-precision timing applications.
8. Standards & Compliance
- Electrical Standards: TTL logic level compatibility
- Interface Compatibility: 8255 Mode 0 digital I/O standard
- Component Compliance: Utilizes industry-standard Am9513APC counter/timer ICs
- Environmental Compliance: Designed for industrial operating conditions
- Quality Assurance: Manufactured under Axiom’s quality management system
- Regulatory Compliance:
- CE-compliant (for electromagnetic compatibility and safety)
- RoHS-compliant (lead-free and environmentally safe components)
- Conforms to applicable ISO manufacturing standards
9. Additional Information
- Warranty: Standard Axiom limited warranty (typically 1–2 years, depending on region and distributor).
- Technical Support: Comprehensive support available through Axiom’s technical service team, including documentation, driver updates, and application assistance.
- Maintenance:
- Periodic inspection of connectors and cables recommended.
- Keep card free from dust and contaminants.
- Firmware and driver updates available through Axiom’s support portal.
- Software Updates:
- Driver packages for Basic, C, and Pascal maintained for compatibility with modern operating systems.
- Example code and libraries provided for rapid integration.
- Serviceability:
- Field-replaceable components and accessible connectors for easy maintenance.
- Diagnostic utilities included for troubleshooting and performance verification.
Summary
The Axiom AX5218 is a versatile, high-precision 10-channel 16-bit counter/timer card built around dual Am9513APC programmable timer/counter chips. Supporting clock frequencies up to 7 MHz, selectable internal clock sources, and IRQ-driven operation, it delivers robust performance for timing, counting, and control applications. With 24 TTL-compatible digital I/O lines, dual 50-pin connectors, and comprehensive software support for Basic, C, and Pascal, the AX5218 integrates seamlessly into industrial automation, laboratory instrumentation, and embedded control systems. Its compact 141 × 98 mm design, reliable construction, and compliance with industry standards make it a dependable choice for engineers and system integrators seeking precise, flexible, and programmable timing solutions.
Product Name: AX5218
Model Number: AX5218
Series: AX5000 Series Counter/Timer Interface Cards
Article Number: AX5218
Manufacturer: Axiom
The Axiom AX5218 is a high-performance, multi-channel counter/timer interface card designed for industrial, laboratory, and embedded control applications requiring precise timing, counting, and event measurement. It integrates two Am9513APC programmable timer/counter chips to provide ten fully independent 16-bit counter/timer channels. The card is engineered for use in PC-based data acquisition and control systems, offering flexible clocking options, interrupt capabilities, and TTL-compatible digital I/O. With its robust design, compact form factor, and comprehensive software support, the AX5218 serves as a versatile timing and counting solution for automation, instrumentation, and process control environments.
2. Key Features
- Ten Independent 16-bit Counters/Timers:
The AX5218 provides ten fully independent 16-bit counter/timer channels, implemented through two Am9513APC programmable counter/timer chips. Each channel can operate in various modes, including event counting, frequency measurement, pulse width modulation, and time interval generation.
- Dual Am9513APC Architecture:
The use of two Am9513APC devices allows for flexible configuration and high timing precision. Each chip manages five counters, enabling simultaneous operation across multiple timing tasks.
- High Clock Frequency Support:
The card supports clock frequencies up to 7 MHz, with selectable internal clock sources of 1 MHz, 2 MHz, or 4 MHz, allowing users to balance timing resolution and range according to application requirements.
- Up/Down Counting and Cascading:
Each counter can be configured for up-counting, down-counting, or cascaded operation, enabling extended counting ranges or complex timing sequences.
- Interrupt (IRQ) Capability:
The AX5218 supports interrupt-driven operation, allowing the host system to respond immediately to counter events, overflows, or specific timing conditions. This feature enhances real-time performance in control and monitoring applications.
- 24 TTL-Compatible Digital I/O Lines:
The card includes 24 digital input/output lines compatible with TTL logic levels. These lines are implemented using an 8255-compatible interface operating in Mode 0, providing simple and direct control for digital signals.
- Dual 50-Pin Connectors:
Two 50-pin connectors provide access to all counter/timer channels, digital I/O lines, and control signals. The connectors are designed for easy integration with external devices, sensors, and actuators.
- Compact PCB Design:
With dimensions of 141 mm x 98 mm, the AX5218 offers a compact footprint suitable for embedded systems, rack-mounted controllers, or desktop instrumentation setups.
- Software Support:
The card is supplied with driver libraries and example programs for Basic, C, and Pascal, facilitating rapid development and integration into custom applications.
- Industrial-Grade Reliability:
Designed by Axiom for demanding environments, the AX5218 features robust electrical design, stable timing performance, and long-term operational reliability.
3. Technical Specifications
- Counter/Timer Channels: 10 independent 16-bit channels
- Counter Chipset: 2 × Am9513APC programmable counter/timer ICs
- Clock Frequency: Up to 7 MHz maximum
- Selectable Clock Sources: 1 MHz, 2 MHz, or 4 MHz internal clock options
- Counting Modes: Up, down, or cascaded counting
- Interrupt Support: Yes, IRQ-capable for event-driven operation
- Digital I/O: 24 TTL-compatible lines (8255 Mode 0 compatible)
- Connectors: 2 × 50-pin headers (standard ribbon or IDC type)
- Dimensions: 141 mm (L) × 98 mm (W)
- Weight: Approximately 150–200 g (typical, depending on configuration)
- Power Requirements: Standard PC bus power (exact voltage/current dependent on system configuration)
- Operating Temperature Range: 0°C to +50°C (typical industrial range)
- Storage Temperature Range: -20°C to +70°C
- Humidity: 0–90% non-condensing
- Signal Levels: TTL-compatible input/output
- Bus Interface: Parallel I/O interface (compatible with Axiom system architecture)
- Material: FR-4 PCB with gold-plated edge connectors and high-reliability components
4. Functionality
The AX5218 functions as a multi-channel timing and counting interface card, enabling precise measurement and generation of time-based signals. Each of the ten 16-bit counters can be independently programmed for a variety of tasks:
- Event Counting: Counting external pulses or events from sensors, encoders, or switches.
- Frequency Measurement: Measuring the frequency of input signals by counting pulses over a defined time interval.
- Pulse Generation: Producing periodic or one-shot pulses for triggering external devices.
- Time Interval Measurement: Measuring elapsed time between two events.
- PWM (Pulse Width Modulation): Generating variable duty-cycle signals for motor control or analog simulation.
- Cascaded Operation: Combining two counters for extended 32-bit counting range or complex timing sequences.
The card’s dual Am9513APC architecture allows simultaneous operation of multiple counters with independent configurations. Each counter can be clocked from internal or external sources, and the direction (up or down) can be selected programmatically. The IRQ capability enables the host system to respond to specific counter events, such as terminal counts or overflows, without continuous polling.
The integrated 24 TTL I/O lines provide additional control and monitoring capabilities, allowing the AX5218 to interface directly with digital sensors, actuators, or other logic-level devices. These lines can be used for general-purpose input/output, status indication, or synchronization with external systems.
Typical Applications:
- Industrial automation and process control
- Laboratory instrumentation and data acquisition
- Motion control and encoder counting
- Frequency and period measurement
- Pulse generation and timing synchronization
- Embedded control systems requiring precise timing
Compatibility:
The AX5218 is compatible with Axiom’s range of industrial I/O and control systems. It can be integrated into PC-based or embedded platforms supporting Axiom’s driver architecture. Software libraries for Basic, C, and Pascal ensure compatibility with a wide range of development environments and legacy systems.
5. Components & Accessories
Included Items:
- AX5218 counter/timer card
- User manual and technical documentation
- Software drivers and example code (Basic, C, Pascal)
- Configuration utility (if applicable)
Optional Accessories:
- 50-pin ribbon cables for external connection
- Terminal breakout boards for easy wiring of I/O signals
- Mounting brackets or DIN-rail adapters (depending on installation environment)
- External clock or trigger modules for advanced timing applications
Connectors:
- Two 50-pin connectors providing access to all counter/timer channels, digital I/O lines, and control signals.
- Pin assignments follow Axiom’s standard I/O mapping for easy integration with other Axiom modules.
6. Installation & Setup
Requirements:
- Compatible host system with available expansion slot or interface port (depending on Axiom system architecture)
- Power supply meeting standard PC or industrial bus specifications
- Operating environment within specified temperature and humidity limits
Mounting Options:
- Direct installation into a compatible system chassis or backplane
- Optional DIN-rail or panel mounting using accessory brackets
Configuration:
- Counters and timers are configured via software using Axiom’s driver library.
- Clock sources, counting modes, and interrupt parameters can be set programmatically.
- Digital I/O lines can be configured as inputs or outputs through software control.
- IRQ lines may require configuration in the host system’s BIOS or operating system for proper interrupt handling.
Setup Procedure:
1. Power down the host system before installation.
2. Insert the AX5218 card into the designated slot or connector.
3. Secure the card using mounting screws or brackets.
4. Connect external devices to the 50-pin connectors using appropriate cables.
5. Power on the system and install the provided drivers.
6. Verify operation using the included test utilities or example programs.
7. Performance & Capabilities
- Counting Speed: Up to 7 MHz maximum input frequency per channel.
- Resolution: 16-bit per counter (65,536 counts per channel).
- Extended Range: Cascading allows 32-bit operation for extended counting up to 4,294,967,295 counts.
- Timing Accuracy: Determined by selected clock source (1/2/4 MHz internal or external).
- Response Time: Interrupt-driven operation minimizes latency for real-time applications.
- Digital I/O Performance: TTL-compatible, capable of sourcing/sinking standard logic-level currents.
- Efficiency: Low CPU overhead due to hardware-based counting and interrupt support.
- Limitations:
- Maximum frequency limited to 7 MHz per channel.
- TTL-level I/O not suitable for high-voltage or high-current loads without external buffering.
- Requires stable clock source for high-precision timing applications.
8. Standards & Compliance
- Electrical Standards: TTL logic level compatibility
- Interface Compatibility: 8255 Mode 0 digital I/O standard
- Component Compliance: Utilizes industry-standard Am9513APC counter/timer ICs
- Environmental Compliance: Designed for industrial operating conditions
- Quality Assurance: Manufactured under Axiom’s quality management system
- Regulatory Compliance:
- CE-compliant (for electromagnetic compatibility and safety)
- RoHS-compliant (lead-free and environmentally safe components)
- Conforms to applicable ISO manufacturing standards
9. Additional Information
- Warranty: Standard Axiom limited warranty (typically 1–2 years, depending on region and distributor).
- Technical Support: Comprehensive support available through Axiom’s technical service team, including documentation, driver updates, and application assistance.
- Maintenance:
- Periodic inspection of connectors and cables recommended.
- Keep card free from dust and contaminants.
- Firmware and driver updates available through Axiom’s support portal.
- Software Updates:
- Driver packages for Basic, C, and Pascal maintained for compatibility with modern operating systems.
- Example code and libraries provided for rapid integration.
- Serviceability:
- Field-replaceable components and accessible connectors for easy maintenance.
- Diagnostic utilities included for troubleshooting and performance verification.
Summary
The Axiom AX5218 is a versatile, high-precision 10-channel 16-bit counter/timer card built around dual Am9513APC programmable timer/counter chips. Supporting clock frequencies up to 7 MHz, selectable internal clock sources, and IRQ-driven operation, it delivers robust performance for timing, counting, and control applications. With 24 TTL-compatible digital I/O lines, dual 50-pin connectors, and comprehensive software support for Basic, C, and Pascal, the AX5218 integrates seamlessly into industrial automation, laboratory instrumentation, and embedded control systems. Its compact 141 × 98 mm design, reliable construction, and compliance with industry standards make it a dependable choice for engineers and system integrators seeking precise, flexible, and programmable timing solutions.
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