{"product_id":"ge-vmer64-memory-extension-board","title":"GE VMER64 Memory Extension Board","description":"\u003cp\u003eConfigured for high-speed bus arbitration and memory expansion in VME64 platforms, the \u003cstrong\u003eGE VMER64\u003c\/strong\u003e (\u003cstrong\u003eVMER64\u003c\/strong\u003e Memory Extension Board) provides direct physical\/electrical execution. It handles bus-to-bus protocol translation via an integrated Tundra Universe II (CA91C142) VME-to-PCI bridge chip, delivering high-throughput data routing across backplanes and attached PMC mezzanine modules.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eVMER64\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e120 x 162 x 95 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eStandard VME Backplane Draw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBus Interface\u003c\/td\u003e\n\u003ctd\u003eVME64 (IEEE P1386 Compliant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBridge Controller\u003c\/td\u003e\n\u003ctd\u003eUNIVERSE CA91C142 (VME-to-PCI)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeak Transfer Rate\u003c\/td\u003e\n\u003ctd\u003e80 MB\/s Burst Transfer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMezzanine Support\u003c\/td\u003e\n\u003ctd\u003ePMC Module Expansion Slot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Systems\u003c\/td\u003e\n\u003ctd\u003eVxWorks, UNIX, Linux\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Communication Velocity and Firmware Integration\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eGE VMER64\u003c\/strong\u003e board leverages dedicated backplane bus communication velocity architecture via its onboard VME-to-PCI bridging logic. By executing hardware-driven address decoding and burst transaction management, the board maintains high-density signal handling without dropping bus cycles. Built-in firmware flash compatibility ensures synchronized DMA execution across heterogeneous processing nodes on Profinet, EtherNet\/IP, or native VME bus networks.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the CA91C142 bridge chip handle VME bus transaction management?\u003c\/p\u003e\n\u003cp\u003eA: The UNIVERSE CA91C142 bridges the VME64 bus directly to the internal PCI architecture, converting address and control signals to facilitate burst transfers up to 80 MB\/s without CPU processing overhead.\u003c\/p\u003e\n\u003cp\u003eQ: Is the board hot-swappable within a live VME64 chassis?\u003c\/p\u003e\n\u003cp\u003eA: No, power must be completely removed from the rack chassis before inserting or unseating the board to prevent backplane pin damage and transient bus faults.\u003c\/p\u003e\n\u003cp\u003eQ: What mezzanine standards are supported for expansion cards?\u003c\/p\u003e\n\u003cp\u003eA: The board features a physical and electrical mezzanine mounting interface compliant with IEEE P1386 PMC standards.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eTurn off main power to the VME chassis and verify zero potential across backplane power lines before installation.\u003c\/li\u003e\n\u003cli\u003eAlign the VMER64 board edges carefully with the card guide rails of the target slot in the VME64 rack.\u003c\/li\u003e\n\u003cli\u003ePush the module firmly into the slot until the DIN backplane connectors seat completely.\u003c\/li\u003e\n\u003cli\u003eTighten top and bottom front-panel retaining screws to establish chassis frame ground and ensure mechanical locking.\u003c\/li\u003e\n\u003cli\u003eIf utilizing a PMC module, ensure the mezzanine card is fastened to the VMER64 standoff posts prior to main board installation.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":53438821728565,"sku":"VMER64","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/VMER64.png?v=1788244324","url":"https:\/\/www.5gplc.com\/products\/ge-vmer64-memory-extension-board","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}