✄ VMIVME-1111 64-bit High-Voltage Digital Input Board with Built-in-Test ✪✄✰✮✄✯❊❘�✄✬❙◗❚❊❘ • 64 bits of differential or high-voltage digital inputs • Each group of 32 inputs are jumper-selectable to monitor: contact closure, voltage source, current sinking, or differential signals • Open circuit provides logic zero or (jumper-selectable) logic one • Input Ţlter option • On-board Built-in-Test logic for fault detection and isolation • Front panel with fail LED • User-selectable input voltage thresholds (1.25 to 66 V) • RS-422/RS-485-compatible differential line receivers provide ± 7 V noise immunity • 8-, 16-, or 32-bit data transfers • Double Eurocard form factor • High reliability DIN-type I/O connectors • Compatible with VMIC’s family of Intelligent I/O Controllers (901x and 906x series) • Powerup replacement option • Software compatible with the VMIVME-1110 • Optical isolation is available with companion suppression panel; for example, VMIVME-3451, which complies with ANSI/IEEE STD C37.90.1-1982 surge protection requirements FUNCTIONAL CHARACTERISTICS Compatibility: VMEbus specification compatible. data word such that worst-case bit patterns may be used Double height form factor. as a health test during real-time or off-line operation. A Input Connector Type: Dual 64-pin connectors - DIN special test mode bit that enables the output test registers 41612. to drive the differential receivers is provided in the CSR. A front panel Fail LED is illuminated at powerup and can I/O Organization: Eight input ports; eight bits wide. be extinguished under program control upon successful Addressable to any address within short supervisory completion of user-defined diagnostics. and/or short nonprivileged I/O map. Control and Status Register (CSR) address is independently selectable. Addressing Scheme: Eight ports individually addressable on 8-, 16-, or 32-bit boundaries. One CSR Ordering Options addressable on an 8-bit boundary. Thirteen jumpers June 7, 1999 800-001111-000 F ABC – D E F provide unlimited short data I/O address map selection. VMIVME-1111 –0 0 – A = 0 (Option reserved for future use) Differential Signal Input Characteristics: Common-Mode Input Voltage Range: -30 to +66 V. B = Input Filter/Terminator 0 = With Input Filter/Terminator* Input sensitivity of ±100 mV over common-mode 1 = Without Input Filter/Terminator range of -7 to +12 V. High input impedance (33 kΩ). 2 = 2 µs Filter 3 = 10 µs Filter Single-Ended Signal Input Characteristics: High 4 = 5 ms Filter 5 = 1 ms Filter input impedance (33 kΩ). Threshold accuracy of 1 percent over entire 66 V range (typical). Refer to C = 0 (Option reserved for future use) Figure 3 for typical single-ended signal conditioning Note electronics. *The input filter/terminator circuit can be jumper selected to provide a series RC terminator (as shown in Figure 2) or as an input filter (with a time period constant of Signal Conditioning Input Filter Terminator 0.14 ms). This product can be manufactured with filter options as shown, contact the Option: The board may be ordered with an input signal factory for other time constants. Use this option for RS-422/RS-485-compatible receivers. filter circuit. For differential inputs, this circuit consists Connector Data of a series resistor and capacitor connected across the Compatible Cable Connector Panduit No. 120-964-435 signal input (see Figure 2). For single-ended inputs, this Strain Relief Panduit No. 100-000-072 PC Board Header Connector Panduit No. 120-964-033A circuit provides an input debounce filter whose time Note constant is user selected (see the Ordering Options). Panduit is also known as ITW/Pancon. Built-in-Test: This board is designed with internal For Ordering Information, Call: 1-800-322-3616 or 1-256-880-0444 • FAX (256) 882-0859 self-test logic that exercises all active components. E-mail: info@vmic.com Web Address: www.vmic.com Special output registers are provided to generate a 16-bit Copyright © March 1988 by VMIC Specifications subject to change without notice. VMIC • 12090 South Memorial Parkway • Huntsville, Alabama 35803-3308 1 ✄ VMIVME-1111 ✪✄✰✮✄✯❊❘�✄✬❙◗❚❊❘ PHYSICAL/ENVIRONMENTAL RELATED PRODUCTS AND APPLICATIONS Temperature Range: 0 to 55 °C, operating, For channel-to-channel optical isolation and surge -20 to 85 °C, storage suppression in compliance with ANSI/IEEE STD C37.90.1-1982 (IEEE-472), refer to the VMIVME-3451 Relative Humidity: 20 to 80 percent, noncondensing specification. Cooling: Forced-air convection TRADEMARKS Power Requirements: +5 V at 1.4 A typical, 2.0 A maximum The VMIC logo is a registered trademark of VMIC. Other registered trademarks are the property of their MTBF: 186,600 hours (217F) respective owners. 64-pin INPUT CONN CMOS P3 TEST REG 16 INPUT SIGNAL COND 16 PAIRS INTERNAL CMOS DATA BUS TEST REG 32 16 VMEbus INPUT COMPATIBILITY SIGNAL LOGIC COND V 16 PAIRS CMOS M TEST A REG 64-pin INPUT CONN E P4 16 D INPUT b SIGNAL D u COND DATA I/O R ADDRESS s 16 PAIRS JUMPERS CMOS E TEST REG S 16 S INPUT SIGNAL ADDRESS COND COMP B 16 PAIRS U S TEST MODE ADDRESS CSR COMP CSR ADDRESS FAIL LED JUMPERS Figure 1. Block Diagram of the VMIVME-1111 2 For Ordering Information, Call: 1-800-322-3616 or 1-256-880-0444 • FAX (256) 882-0859 ✄ VMIVME-1111 ✪✄✰✮✄✯❊❘�✄✬❙◗❚❊❘ INPUT BIAS CIRCUIT INPUT TERMINATOR/FILTER CIRCUIT USER INPUT +5 V CONNECTOR RPA** 33 k DATA BIT XX + - * 180 ENABLE L RPB** 3.3 k RS-422/RS-485-COMPATIBLE RECEIVER *Manufacturing option. **RPA and RPB are socketed and may be swapped by the user to build other input configurations. Figure 2. Differential Discrete Input Termination USER INPUT/OUTPUT CONNECTOR P2 CH 00 LO (FROM FRONT PANEL)*** CMOS V EXT 1 TEST (BIT) BUFFER CI xx VRH TEST MODE +5 V 8 +1.25 V +1.25 V PULL-UP RESISTOR ** P3 or P4 SIP 3.3 k * SOCKETED 33 k Axx + SIP 33 k 1 k C DATA BIT XX Cxx * * V EXT 1 33 k - PULL-DOWN RESISTOR ** 33 k 1 k SIP +1.25 V 33 k * SOCKETED VRL +1.25 V +5 V +1.25 V *Manufacturing options. **These resistors are socketed and interchangeable. ***Each group of channels (32 channels per group) has a separate jumper field for external voltage signals. Figure 3. Typical Input Signal Conditioning VMIC • 12090 South Memorial Parkway • Huntsville, Alabama 35803-3308 3 _ _ _ _ _ _ _ _ _ _ ✄ VMIVME-1111 ✪✄✰✮✄✯❊❘�✄✬❙◗❚❊❘ Table 1. Threshold Voltages for R = 3.3 kΩ Vt = [ (V - 1.25) (.91) ] + 1.25 VVt 1.25 V 1.25 V 5 V 4.7 V 12 V 11 V 24 V 22 V 28 V 25.6 V 48 V 43.8 V 66 V 60.2 V Table 2. Threshold Voltages for R = 33 kΩ Vt = [ (V - 1.25) (.51) ] + 1.25 VVt 1.25 V 1.25 V 5 V 3.2 V 12 V 6.7 V 24 V 12.9 V 28 V 14.8 V 48 V 25.1 V 66 V 34.3 V 4 For Ordering Information, Call: 1-800-322-3616 or 1-256-880-0444 • FAX (256) 882-0859