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PCI-8554

PCI 12*Timer/Counter Card
496,00 EUR

including VAT 590.24 EUR

  • Manufacturer Adlink Technology Inc.
  • Category: Counter/Timer PCI
  • The ADLINK PCI-8554 is a high-performance, general-purpose counter/timer and digital I/O card designed for industrial automation, laboratory measurement, and data acquisition systems. It integrates four 82C54 programmable interval timer chips, providing twelve 16-bit down counters, ten of which are independently programmable and two configured as a cascaded 32-bit timer. The board also includes 8 channels of TTL digital input and 8 channels of TTL digital output, making it a versatile solution for timing, counting, and control applications.
- Ten Independent 16-bit Timer/Counters:
Each counter can operate independently or be cascaded for extended bit-width timing (up to 160-bit when all are cascaded).

- Cascaded 32-bit Timer:
Two counters (channels 11 and 12) are hardware-cascaded to form a 32-bit timer with a fixed 8 MHz base clock.

- Flexible Clock Source Selection:
Each counter can select its clock source from:
- On-board 8 MHz oscillator
- External clock input (up to 10 MHz)
- Output of the previous counter (for cascading)
- Cascaded 32-bit timer output

- Programmable De-bounce Filters:
Eleven channels of programmable de-bounce filters for external clock and interrupt inputs, with glitch rejection and programmable de-bounce clock up to 2 MHz.

- Dual Interrupt System:
Two interrupt sources—external interrupt input and cascaded counter output (counter #12)—allow flexible event handling and watchdog timer functionality.

- Digital I/O Capability:
- 8 TTL-compatible digital input channels
- 8 TTL-compatible digital output channels
- Programmed I/O data transfer mode

- High Reliability and Noise Immunity:
De-bounce filtering and TTL-level compatibility ensure stable operation in industrial environments.

- Plug-and-Play PCI Interface:
Fully compliant with PCI Local Bus Specification Rev. 2.0, supporting automatic resource allocation by BIOS.

- Software Support:
Comprehensive driver and library support for multiple operating systems and development environments, including LabVIEW®, HP-VEE™, and ActiveX (DAQBench™).

Country of origin: Taiwan R.O.C.

Customs tariff number: 8473 3020 000

Comprehensive Product Summary: ADLINK PCI-8554 10-Channel Timer/Counter & 8-Channel DIO Card




### 1. Product Overview

Product Name: PCI-8554
Model Number: PCI-8554
Series: NuDAQ PCI DIO / Timer-Counter Series
Article Number: PCI-8554
Manufacturer: ADLINK Technology Inc.
Product Type: PCI 12×Timer/Counter Card (10-CH General Purpose Timers/Counters & 8-CH DIO)
Form Factor: Standard 5V PCI Bus Card
Manufacturer Website: [www.adlinktech.com](http://www.adlinktech.com)

The ADLINK PCI-8554 is a high-performance, general-purpose counter/timer and digital I/O card designed for industrial automation, laboratory measurement, and data acquisition systems. It integrates four 82C54 programmable interval timer chips, providing twelve 16-bit down counters, ten of which are independently programmable and two configured as a cascaded 32-bit timer. The board also includes 8 channels of TTL digital input and 8 channels of TTL digital output, making it a versatile solution for timing, counting, and control applications.




### 2. Key Features

- Ten Independent 16-bit Timer/Counters:
Each counter can operate independently or be cascaded for extended bit-width timing (up to 160-bit when all are cascaded).

- Cascaded 32-bit Timer:
Two counters (channels 11 and 12) are hardware-cascaded to form a 32-bit timer with a fixed 8 MHz base clock.

- Flexible Clock Source Selection:
Each counter can select its clock source from:
- On-board 8 MHz oscillator
- External clock input (up to 10 MHz)
- Output of the previous counter (for cascading)
- Cascaded 32-bit timer output

- Programmable De-bounce Filters:
Eleven channels of programmable de-bounce filters for external clock and interrupt inputs, with glitch rejection and programmable de-bounce clock up to 2 MHz.

- Dual Interrupt System:
Two interrupt sources—external interrupt input and cascaded counter output (counter #12)—allow flexible event handling and watchdog timer functionality.

- Digital I/O Capability:
- 8 TTL-compatible digital input channels
- 8 TTL-compatible digital output channels
- Programmed I/O data transfer mode

- High Reliability and Noise Immunity:
De-bounce filtering and TTL-level compatibility ensure stable operation in industrial environments.

- Plug-and-Play PCI Interface:
Fully compliant with PCI Local Bus Specification Rev. 2.0, supporting automatic resource allocation by BIOS.

- Software Support:
Comprehensive driver and library support for multiple operating systems and development environments, including LabVIEW®, HP-VEE™, and ActiveX (DAQBench™).




### 3. Technical Specifications

Timer/Counter Section:
- Number of Channels: 10 independent 16-bit counters + 1 cascaded 32-bit counter
- Counter Width: 16 bits (independent), 32 bits (cascaded)
- Base Clock: 8 MHz internal oscillator
- External Clock Input: Up to 10 MHz
- Logic Compatibility: 5V TTL
- Counter Device: 82C54 × 4
- Counter Modes: 6 programmable modes (Mode 0–5 per 8254 standard)
- Gate Control: Internal enable or external gate input
- Cascading Capability: Up to 10 counters can be cascaded for extended bit-width timing

De-bounce Filter:
- Channels: 11 (10 external clocks + 1 external interrupt)
- De-bounce Clock: Programmable up to 2 MHz
- Glitch Rejection: 4 periods of de-bounce clock

Interrupt System:
- Interrupt Sources: 2 (external interrupt input, counter #12 output)
- Interrupt Type: Dual interrupt system (INT1, INT2)
- PCI Interrupt Line: INT#A (assigned by BIOS)

Digital I/O:
- Input Channels: 8 TTL-compatible
- Output Channels: 8 TTL-compatible
- Logic Levels:
- Input High (VIH): ≥ 2.0 V
- Input Low (VIL): ≤ 0.8 V
- Output High (VOH): ≥ 2.4 V
- Output Low (VOL): ≤ 0.4 V
- Data Transfer: Programmed I/O

Electrical & Environmental:
- Power Requirement: +5 VDC @ 350 mA (typical)
- Operating Temperature: 0°C to 60°C
- Storage Temperature: -20°C to 80°C
- Relative Humidity: 5% to 95% non-condensing

Physical Characteristics:
- Dimensions: 134 mm (L) × 107 mm (W)
- Connector: 100-pin SCSI-II female connector
- Form Factor: Full-size PCI card




### 4. Functionality

Operation Principle:
The PCI-8554 uses four 8254 programmable interval timer chips to provide twelve counters. Ten counters (channels 1–10) can be configured as independent or cascaded counters, while channels 11 and 12 form a fixed cascaded 32-bit timer. Each counter has a clock input, gate input, and output signal, allowing flexible configuration for timing, counting, and waveform generation.

Use Cases & Applications:
- Event counting and frequency measurement
- Pulse width and time interval measurement
- Frequency generation and synthesis
- Baud rate generation
- Watchdog timer implementation
- Industrial automation and process control
- Laboratory timing and synchronization tasks

Compatibility:
- PCI Bus: 5V signaling, compliant with PCI Rev. 2.0
- Software: Compatible with Windows 95/98/NT/2000 and DOS environments
- Supported APIs: C/C++, Visual Basic, Delphi, LabVIEW®, HP-VEE™, DAQBench™ ActiveX




### 5. Components & Accessories

Included Items:
- PCI-8554 Timer/Counter & DIO Card
- ADLINK Software CD (drivers, libraries, manuals)
- Software Installation Guide
- User’s Manual

Optional Accessories:
- DIN-100S: Termination board with 100-pin SCSI-II connector and DIN-rail mounting (includes 1-meter ACL-102100 cable)
- DIN-502S: Two DIN-50S termination boards (includes 1-meter ACL-10252 cable)

Connectors:
- 100-pin SCSI-II female connector (CN1) for all I/O signals
- Provides +5V and +12V outputs (fused at 0.5A per line)




### 6. Installation & Setup

System Requirements:
- Available 32-bit PCI slot (5V signaling)
- Compatible PC with Windows 95/98/NT/2000 or DOS
- Administrative privileges for driver installation

Installation Steps:
1. Power off the computer and disconnect peripherals.
2. Insert the PCI-8554 into an available PCI slot.
3. Secure the card and close the chassis.
4. Power on the system; the BIOS automatically assigns resources.
5. Install ADLINK drivers using the provided CD and follow the Software Installation Guide.

Jumper Configuration:
- Eleven jumpers (JP1–JP11) control de-bounce enable/disable for each external clock and interrupt input.
- Default: All de-bounce functions enabled.

Software Setup:
- Use ADLINK’s PCIS-DASK driver for Windows or DOS library for low-level programming.
- Example functions include `_8554_Initial()`, `_8554_Write_Counter()`, `_8554_Read_Counter()`, `_8554_DO()`, `_8554_DI()`, and interrupt control functions.




### 7. Performance & Capabilities

Speed & Frequency:
- Maximum Input Frequency: 10 MHz
- Internal Clock Frequency: 8 MHz
- De-bounce Clock Frequency: Up to 2 MHz

Timing Resolution:
- 16-bit counter resolution per channel (65,535 counts)
- 32-bit cascaded counter resolution (4,294,967,295 counts)
- Extended cascading allows up to 160-bit timing resolution

Efficiency & Throughput:
- Programmed I/O data transfer for DIO operations
- Dual interrupt system for responsive event handling
- Low-latency PCI interface with automatic resource allocation

Limitations:
- No optical isolation on I/O lines (TTL-level only)
- External clock limited to 10 MHz maximum
- De-bounce clock limited to 2 MHz




### 8. Standards & Compliance

- PCI Local Bus Specification: Revision 2.0 compliant
- Logic Standard: 5V TTL
- Environmental Compliance: Designed for industrial temperature and humidity ranges
- Safety & Reliability: Fused +5V and +12V outputs for external device protection
- Software Standards: Supports standard Windows DLL and ActiveX interfaces




### 9. Additional Information

Warranty:
- One-year limited warranty against defects in materials and workmanship from the date of purchase.
- Warranty excludes damage from misuse, modification, or operation beyond specifications.
- Liability limited to the original purchase price.

Maintenance:
- No user-serviceable parts inside.
- Fuses on +5V and +12V outputs are self-resetting (0.5A).
- Regularly inspect connectors and cables for wear or damage.

Technical Support & Service:
- ADLINK Technology Inc.
9F, No. 166, Jian Yi Road, Chungho City, Taipei 235, Taiwan, R.O.C.
Tel: +886-2-82265877 | Fax: +886-2-82265717
Email: service@adlink.com.tw | Web: [www.adlinktech.com](http://www.adlinktech.com)

Software & Driver Support:
- PCIS-DASK: Windows 98/NT/2000 driver and DLL library
- PCIS-LVIEW: LabVIEW® driver
- PCIS-VEE: HP-VEE™ driver
- DAQBench™: ActiveX control library for VB/VC++
- DOS Library: For Borland C/C++ and Microsoft C++ environments

Programming Interfaces:
- Functions for initialization, counter read/write, digital I/O, clock source selection, debounce configuration, and interrupt handling.
- Example functions:
- `_8554_Initial()` – Initialize card and detect installed devices
- `_8554_Write_Counter()` / `_8554_Read_Counter()` – Configure and read counters
- `_8554_DO()` / `_8554_DI()` – Digital output/input operations
- `_8554_SET_cntCLK()` / `_8554_SET_CK1()` / `_8554_SET_DBCLK()` – Clock configuration
- `_8554_Set_INT_Control()` / `_8554_Get_IRQ_Status()` – Interrupt management

Example Applications:
- Frequency Generator: Generate square waves from 0.00186 Hz to 2 MHz.
- Pulse Width Measurement: Measure pulse durations with microsecond resolution.
- Frequency Measurement: Measure input frequencies up to 100 kHz using dual-counter configuration.
- Event Counter: Count external events within defined time intervals.
- Watchdog Timer: Use cascaded counters and interrupts for system monitoring.




### Summary

The ADLINK PCI-8554 is a robust, feature-rich PCI timer/counter and digital I/O card engineered for precision timing, counting, and control in industrial and laboratory environments. With ten independent 16-bit counters, a cascaded 32-bit timer, programmable de-bounce filters, and dual interrupt capability, it offers exceptional flexibility for a wide range of applications—from frequency generation to event counting and watchdog monitoring. Its full software support, plug-and-play PCI compliance, and reliable TTL-level I/O make it an ideal choice for engineers and developers seeking a dependable timing and control solution.
  • DIN-100S-01 - 100pin SCSI-II termination board DIN rail w/o cable
  • DIN-502S - 2*50pin SCSI-II termination board DIN rail