CompactPCI Boards CompactPCI Boards AcPC48x Counter/Timer with Quadrature n AcPC482: Ten 16-bit counters – TTL n AcPC483: Four 16-bit counters – TTL, and Four 32-bit counters – RS422 n AcPC484: Six 32-bit counters – RS422 These modules are very flexible and available in several varieties to accommodate a broad range of counter/timer applications. Several models with a variety of configurations provide up to ten counter/timer channels for counting events, CompactPCI bus Compliance Specifications Meets PCI spec. V2.2 and PICMG 2.0, R3.0. generating waveform control signals, measuring Counter/Timers Data transfer bus: Slave with 32-bit, 16-bit, and 8-bit data pulse-widths, periodic rates, or quadrature position and Counter/timer configuration: transfer operation. monitoring operations. AcPC482: Ten 16-bit counters – TTL Interrupts (INTA#): Interrupt A is used to request an interrupt. AcPC483: Four 16-bit counters – TTL Support for internal or external triggering simplifies Plug-and-Play: The system maps the base address into the Four 32-bit counters – RS422 the synchronization of operations to specific events. PCI bus 32-bit memory space. AcPC484: Six 32-bit counters – RS422 Counter functions can use internally generated clocks or Other I/O mixes can be made available as specials. Environmental an externally supplied clock. Clock frequency: 20MHz. Operating temperature: Field I/O: Front panel SCSI-3 connector. 0 to 70°C or -40 to 85°C (E versions) Speed (with 20MHz internal clock): Features Storage temperature: -55 to 125°C. Maximum output pulse/square wave freq.: 200nS. n Ten 16-bit counter/timers (AcPC482 only) or Relative humidity: 5 to 95% non-condensing. Minimum event pulse width: 100nS. six 32-bit counter/timers (AcPC484 only) Power: 320mA at +5V, typical. Minimum pulse width measurement: 100nS. MTBF: Hours at 25°C, MIL-HDBK-217F, notice 2 Minimum period measurement: 200nS. n Two 16-bit counters can be combined to create one AcPC482 1,744,259; AcPC483 1,727,707; Mode accuracy (with external clocking): 32-bit counter AcPC484 1,708,729 Waveform generation: Period is ±125nS. n Available with both TTL and RS422 driver interface Watchdog: Timeout occurs within ±1 clock cycle. Ordering Information Pulse/period measurement: ±1 clock cycle. (AcPC483 only) Internal clocks: Programmable 1.25, 2.5, 5, 10 or 20MHz via CompactPCI Boards n 16 bi-directional digital I/O the counter control register. AcPC482: Ten 16-bit counters – TTL External clocks: Supported on a per-counter basis via clock n 20MHz clock time base AcPC482E: AcPC482 with extended temperature range line. Maximum frequency 8MHz. Interrupts: Supported for watchdog timer time-out, event AcPC483: Four 16-bit counters – TTL, n Counter/timer functions: count complete, pulse width or periodic rate measurement Four 32-bit counters – RS422 - Quadrature position measurement complete, pulse wave complete (one-shot mode), succes- AcPC483E: AcPC483 with extended temperature range sive waveform generation (continuous). - Pulse width modulation AcPC484: Six 32-bit counters – RS422 Triggering/gate: Programmable via register write or external - Watchdog timer trigger. Minimum pulse width 100nS. Line may be used AcPC484E: AcPC484 with extended temperature range - Event counting for gating of counter. - Frequency measurement Counter trigger: Interface for triggering counter Software ® functions. Input level is TTL or RS422 differential PMCSW-API-VXW: VxWorks software support package - Period/pulse-width measurement digital. ® - One-shot/repetitive PCISW-API-WIN32: 32-bit Windows DLL Driver Counter input: Interface for events and pulse/period mea- software package surements. Also triggers load of watchdog timer register. n Extended temperature option (-40 to 85°C) ® PCISW-API-WIN64: 64-bit Windows DLL Driver Level is TTL or RS422 differential digital. software package TTL compatibility: V = 2.0V and V = 0.8V. Inputs are IH IL ™ Benefits PCISW-API-LNX: Linux support (website download only) buffered and include 4.7K ohm pull-ups to +5V. n Most configuration is handled by a single Counter output: Level is TTL or RS422 differential Accessories digital. register which minimizes programming. 5025-288: Termination panel, SCSI-3 connector, 68 screw terminals Digital I/O n Pullups are socketed for easy adjustment. I/O channel configuration: 5028-432: Cable, shielded, SCSI-3 connector both ends 16 bi-directional TTL transceivers. Direction controlled as 16 independent channels. Visit web page for more information All trademarks are the property of their respective owners. Acromag, Inc. • PO Box 437, Wixom, MI 48393 • Phone: 248-295-0310 • Fax: 248-624-9234 • solutions@acromag.com • www.acromag.com 8400-359c Printed in USA 4/16 Copyright © 2005/2016 Acromag, Inc. Data subject to change without notice CompactPCI Boards