VME64到VME64总线到总线适配器直接连接两个总线。创建的虚拟总线允许两个系统统一工作,实现无缝运行和更佳的性能。适配器允许每个总线独立工作。仅当指向一个系统的内存或I/O引用被转换成另一个系统的引用时,两个总线的定时才连接到一起。因此,在非传输期间,总线带宽不受影响。由于适配器不需要协议栈,因此可高效传输数据。远程数据可如同储存在本地硬件内存上一样,通过处理器直接访问。或者,可使用DMA引擎传输至本地内存。无论采用哪种方式,适配器均可使用最小的处理器负荷传输数据。
- 双向总线主控
- 内存和I/O映射
- 简化的无协议连接
- 控制器模式DMA:70MB/s
相关产品
- 800-202 - VME64 bus adapter card
- 810-201 - 64-bit PCI bus adapter card
- 414 - VME-to-VME bus adapter with DMA and fiber-optic interface
- 830-204 - 64-bit CompactPCI bus adapter card
- 820 - The VME64 to PMC bus adapter directly connects two buses. The virtual bus created allows the two systems to operate as one, enabling seamless operation and superior performance. Supports Controller Mode DMA transfer rates of 70 MB/s. 2usec latency.
- 810 - The VME64 to PCI bus adapter directly connects two buses. The virtual bus created allows the two systems to operate as one, enabling seamless operation and superior performance. Supports Controller Mode DMA transfer rates of 70 MB/s. 2usec latency.
附件
- 400-206 - 8MB Dual Port RAM for VME adapter cards.
- 400-202 - 128KB Dual Port RAM for VME adapter cards
共0条 [查看全部] 网友评论