CompactPCI Boards PCI Boards APC48x Counter/Timer with Quadrature ■ APC482: Ten 16-bit counters – TTL ■ APC483: Four 16-bit counters – TTL and Four 32-bit counters – RS422 ■ APC484: 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, PCI Bus Compliance Specifications This device meets or exceeds all written PCI local bus generating waveform control signals, measuring Counter/Timers specifications per rev. 2.2 dated December 1998. pulse-widths, periodic rates, or quadrature position and Counter/timer configuration: System base address: This board operates in memory space. monitoring operations. APC482: Ten 16-bit counters – TTL It consumes 4K of memory space. APC483: Four 16-bit counters – TTL Support for internal or external triggering simplifies Data transfer bus: Slave with 32, 16, and 8-bit data transfer Four 32-bit counters – RS422 operation. the synchronization of operations to specific events. APC484: Six 32-bit counters – RS422 Interrupts (INTA#): Interrupt A is used to request an interrupt. Counter functions can use internally generated clocks or Other I/O mixes can be made available as specials. an externally supplied clock. Clock frequency: 20MHz. Environmental Field I/O: Front panel SCSI-3 connector. Operating temp.: 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. ■ Ten 16-bit counter/timers (APC482 only) or Relative humidity: 5 to 95% non-condensing. Minimum event pulse width: 100nS. six 32-bit counter/timers (APC484 only) Power: 320mA at +5V, typical. Minimum pulse width measurement: 100nS. Minimum period measurement: 200nS. MTBF: Hours at 25°C, MIL-HDBK-217F, notice 2 ■ Two 16-bit counters can be combined to create one APC482 1,744,259; APC483 1,727,707; Mode accuracy (with external clocking): 32-bit counter APC484 1,708,729 Waveform generation: Period is ±125nS. Watchdog: Timeout occurs within ±1 clock cycle. ■ Available with both TTL and RS422 Ordering Information Pulse/period measurement: ±1 clock cycle. driver interface (APC483 only) Internal clocks: Programmable 1.25, 2.5, 5, 10 or 20MHz via PCI Boards the counter control register. ■ 16 bi-directional digital I/O APC482: Ten 16-bit counters – TTL External clocks: Supported on a per-counter basis via clock ■ 20MHz clock time base line. Maximum frequency 8MHz. APC482E: APC482 with extended temperature range. Interrupts: Supported for watchdog timer time-out, event APC483: Four 16-bit counters – TTL, ■ Counter/timer functions: count complete, pulse width or periodic rate measurement Four 32-bit counters – RS422 complete, pulse wave complete (one-shot mode), succes- - Quadrature position measurement APC483E: APC483 with extended temperature range. sive waveform generation (continuous). - Pulse width modulation Triggering/gate: Programmable via register write or external APC484: Six 32-bit counters – RS422 - Watchdog timer trigger. Minimum pulse width 100nS. Line may be used APC484E: APC484 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. ■ 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 buffered and include 4.7K ohm pull-ups to +5V. PCISW-API-LNX: Linux support (website download only) Counter output: Level is TTL or RS422 differential ■ Most configuration is handled by a single Accessories digital. register which minimizes programming. 5025-288: Termination panel, SCSI-3 connector, Digital I/O 68 screw terminals ■ Pullups are socketed for easy adjustment. I/O channel configuration: 5028-432: Cable, shielded, SCSI-3 connector both 16 bi-directional TTL transceivers. ends Direction controlled as 16 independent channels. Visit web page for more information Acromag, Inc. • PO Box 437, Wixom, MI 48393 • Phone: 248-295-0310 • Fax: 248-624-9234 • solutions@acromag.com • www.acromag.com All trademarks are the property of their respective owners. 8400-358e Printed in USA 8/17 Copyright © 2017 Acromag, Inc. Data subject to change without notice CompactPCI Boards