Motorola MVME956AC, MVME956UM2 user manual General Description

Models: MVME956AC MVME956UM2

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General Information

Compatibility with standard VME (3-row) modules

Compatibility with standard VME64x modules requiring only +5Vdc, +12Vdc, and -12Vdc backplane power and no direct P2 transition module connections

12 VME slots (24 sockets, 160-pin IEC 1076-4_xxx, 2.54mm receptacle connectors for VME modules)

64-bit address and data (P1 and P2)

VME64x bus and VME64X bus termination

35 additional signal ground return

46 additional user-defined I/O pins

Geographical addressing

+5Vdc, +12Vdc, and -12Vdc power supplied

+3.3Vdc power is not supplied

General Description

The MVME956AC chassis is designed for OEMs and other technical professionals who wish to integrate individual VME module board-level products into a complete, compact, self-contained microcomputer system, including disk and/or tape drive units. This packaging design helps to best meet your specific performance and installation requirements. Various options to permit the convenient assembly of systems for custom installation and/or application are possible.

The major assemblies of the MVME956AC are:

Chassis with card cage, power supply, backplane, power switch, and cooling fans. Operates on 115/220 Vac input power.

AC power supply, 550W, 115/230 Vac input (+5 Vdc, +12 Vdc, and -12 Vdc). Includes cooling fan and housing with cables.

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Motorola MVME956AC, MVME956UM2 user manual General Description

MVME956AC, MVME956UM2 specifications

The Motorola MVME956UM2 and MVME956AC are advanced embedded computing platforms designed for high-performance industrial and military applications. These ruggedized computing solutions cater to various sectors, including telecommunications, aerospace, and defense, providing a reliable foundation for real-time processing and data acquisition tasks.

One of the distinguishing features of the MVME956UM2 and MVME956AC is their robust architecture, based on the PowerPC processor. The MVME956UM2 generally offers a PowerPC 750 microprocessor, operating at clock speeds of up to 600 MHz, while the MVME956AC may leverage a higher performance variant for enhanced computing capabilities. This processor architecture enables efficient execution of complex applications and multi-threading operations, making it suitable for demanding environments.

Both models support advanced memory configurations, accommodating up to 512 MB of RAM and several megabytes of non-volatile flash memory. This flexibility allows developers to design applications with substantial data handling requirements, such as real-time analytics or extensive data logging.

Another notable aspect of the MVME956 series is its modular design, which facilitates easy integration with various I/O modules and communication interfaces. The board features multiple Ethernet ports supporting both 10/100Base-T and Gigabit Ethernet, enabling high-speed data transfer across networks. Additionally, with support for PCI, USB, and other serial communication standards, developers can create customized solutions tailored for specific application needs.

Durability is one of the key characteristics of the MVME956 models. They are built to withstand extreme environmental conditions, including a wide temperature range, vibration, and shock. This makes them ideal for use in aircraft, naval vessels, and other challenging settings where reliability is paramount.

The MVME956AC also offers enhanced graphics support, with the ability to drive advanced visual displays for monitoring and control tasks. This feature is particularly advantageous in situations where real-time visual feedback is critical, such as in control rooms or manned military operations.

In summary, the Motorola MVME956UM2 and MVME956AC represent powerful, versatile computing platforms tailored for demanding applications. With their advanced processing capabilities, expansive memory, rugged design, and extensive I/O options, these embedded systems are well-suited for a variety of industrial and defense environments, making them a preferred choice among engineering professionals.