VMIC    VMIVME7740 VMIVME-7740-855  VMEbus单板计算机（SBC） 成都阳光熹禾

产品细节说明：VMIC    VMIVME7740 VMIVME-7740-855  VMEbus单板计算机（SBC）

• 处理器：VMIVME-7740采用了英特尔奔腾III PGA370插座式处理器，处理器速度高达850MHz。该处理器具有32位寻址和64位数据总线，超标量架构允许每个时钟周期执行三条指令。此外，还配备了256Kbyte的高级传输高速缓存（全速二级缓存），采用双独立总线架构，提供高带宽和高性能。
• 内存：该单板计算机接受一个144针SDRAM SODIMM，最大内存容量可达512Mbyte。板载DRAM与VME总线双端口连接，确保了高效的数据传输。
• 图形适配器：VMIVME-7740通过Chips & Technology AGP图形适配器支持高分辨率图形和多媒体质量视频。该适配器配有4Mbyte内部同步DRAM和高带宽64位数据接口，支持高达1600x1200x64000色（单视图模式）的屏幕分辨率。
• 以太网控制器：VMIVME-7740配备了双Intel 82559以太网控制器，支持10BaseT和100BaseTX接口。通过两个RJ45连接器，可以实现以太网局域网的连接，并支持远程局域网启动。
• 串行端口：前置面板上有两个兼容16550的串行端口，支持高达56Kbyte/s的波特率。
• 其他接口：还包括前面板通用串行总线（USB）连接、板载Ultra-DMA-33硬盘驱动器和软驱控制器（带VMEbus P2输入/输出）、两个高性能16550兼容串行端口以及前面板上的PS/2键盘和鼠标端口。

VMIVME-7740-855 

产品详情参数 ：VMIC    VMIVME7740 VMIVME-7740-855  VMEbus单板计算机（SBC）

• 针对嵌入式应用的特殊功能：VMIVME-7740提供了高达192Mbyte的IDE CompactFlash（可选），以及三个可编程的16位定时器和32Kbyte非易失性SRAM。
• VMEbus支持：支持VMEbus P2连接到硬盘/软驱，带有VMEbus P2输入/输出的PMC扩展站点。同时支持VME64模式，包括A32/A24/D32/D16/D08(EO)/MBLT64/BLT32等多种模式。
• 总线与中断处理：包括VME总线中断处理程序、中断器和系统控制器，以及用于小端和大端数据接口的字节交换硬件。此外，还增强了总线错误处理功能。

应用领域：VMIC    VMIVME7740 VMIVME-7740-855  VMEbus单板计算机（SBC）

VMIC的VMIVME-7740是一款功能强大、性能卓越的VMEbus单板计算机，适用于各种工业控制、网络通信和嵌入式应用等领域。

• 无源散热器设计：VMIVME-7740采用了无源散热器设计（无活动部件），提高了系统的稳定性和可靠性。
• 可编程看门狗定时器：提供了软件可编程的看门狗定时器功能，用于监控软件运行状态并在必要时进行复位或触发中断。

Product Details: VMIC VMIVMME7740 VMIVMME-7740-855 VMEbus Single Board Computer (SBC)
Processor: VMIVME-7740 adopts Intel Pentium III PGA370 socket processor, with a processor speed of up to 850MHz. The processor has 32-bit addressing and a 64 bit data bus, and the superscalar architecture allows for the execution of three instructions per clock cycle. In addition, it is equipped with a 256Kbyte advanced transmission cache (full speed L2 cache), adopting a dual independent bus architecture, providing high bandwidth and high performance.
Memory: This single board computer accepts a 144 pin SDRAM SODIMM, with a maximum memory capacity of 512Mbyte. The dual port connection between onboard DRAM and VME bus ensures efficient data transmission.
Graphics Adapter: VMIVME-7740 supports high-resolution graphics and multimedia quality videos through Chips&Technology AGP graphics adapter. This adapter is equipped with 4Mbyte internal synchronous DRAM and a high bandwidth 64 bit data interface, supporting screen resolutions of up to 1600x1200x64000 colors (single view mode).
Ethernet Controller: VMIVME-7740 is equipped with dual Intel 82559 Ethernet controllers, supporting 10BaseT and 100BaseTX interfaces. By using two RJ45 connectors, Ethernet LAN connection can be achieved and remote LAN startup is supported.
Serial ports: There are two 16550 compatible serial ports on the front panel, supporting baud rates up to 56Kbyte/s.
Other interfaces include front panel Universal Serial Bus (USB) connections, onboard Ultra-DMA-33 hard drive and floppy drive controller (with VMEbus P2 input/output), two high-performance 16550 compatible serial ports, and PS/2 keyboard and mouse ports on the front panel.
Product Details and Parameters: VMIC VMIVMIVME7740 VMIVMME-7740-855 VMEbus Single Board Computer (SBC)
Special features for embedded applications: VMIVME-7740 offers up to 192Mbyte of IDE CompactFlash (optional), as well as three programmable 16 bit timers and 32Kbyte of non-volatile SRAM.
VMEbus support: Supports connecting VMEbus P2 to hard drives/floppy drives, with PMC expansion sites that have VMEbus P2 input/output. Simultaneously supporting VME64 modes, including multiple modes such as A32/A24/D32/D16/D08 (EO)/MBLT64/BLT32.
Bus and Interrupt Handling: including VME bus interrupt handling programs, interrupters, and system controllers, as well as byte swapping hardware for small and large data interfaces. In addition, the bus error handling function has been enhanced.
Application area: VMIC VMIVMME7740 VMIVMME-7740-855 VMEbus Single Board Computer (SBC)

VMIVME-7740 from VMIC is a powerful and high-performance VMEbus single board computer suitable for various fields such as industrial control, network communication, and embedded applications.

Passive heat sink design: VMIVME-7740 adopts a passive heat sink design (without moving parts), which improves the stability and reliability of the system.
Programmable watchdog timer: Provides software programmable watchdog timer functionality for monitoring software operating status and resetting or triggering interrupts when necessary.

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