MVME133 Motorola 单板处理器模块 可远程重置

MVME133的特点包括:

MVME133是一款智能单板处理器模块，包含MC68020微处理器和MC68020微处理器

MC68881协处理器。MVME133的主要特点如下。

•双高/单宽VMEboard

•地址24/数据32 (A24/D32) VMEbus主控(A24/D16兼容)

MC68020微处理器，32位地址和数据，12.5 MHz (MVME133)或16.67 MHz (MVME133-1)

•MC68881浮点协处理器，12.5 MHz (MVME133)或16.67 MHz (MVME133-1)

•1Mb共享本地动态RAM, 32位宽，可从VMEbus访问

•4个28针JEDEC插槽，用于rom / prom / eprom / eeprom(两组，每个16位宽

256 kb最大)

•三个8位可编程定时器滴答和看门狗功能

•每日时钟/日历(实时时钟)(MM58274A)

•前面板异步DB25串行调试RS-232C端口(MC68901 MFP)

•双多协议(同步/异步)串行端口(Z8530)

- RS-232C(端口B)

- RS-485/RS-422(端口A)

•VMEbus系统控制器功能与三级仲裁器

•单级总线请求程序(可选择跳线)

VMEbus中断器

•所有七个级别的VMEbus中断处理程序

•前面板运行，HALT和故障状态led

•前面板RESET和ABORT开关

•通过边缘连接器P2远程复位

•5位软件可读头;模块状态寄存器(MSR)部分

单板处理器模块是一个包含处理器、接口电路、存储器和其他外围设备的独立电路板，可以完成特定的数据处理和控制任务。

常见的单板处理器模块有：

MVME133。包含MC68020微处理器和MC68881协处理器，可以完成特定的数据处理和控制任务。

MVME5500。具有多个处理器模块，可以完成高速数据处理和复杂控制任务。

MVME2700。具有多种接口和通信协议，可以完成多种数据处理和控制任务。

MVME133 Motorola 单板处理器模块 可远程重置

Features of the MVME133 include:

The MVME133 is an intelligent single-board processor module containing both the MC68020 microprocessor and

the MC68881 coprocessor.    The main features of the MVME133 are as follows.

• Double-high/single-wide VMEboard

• Address 24/Data 32 (A24/D32) VMEbus master (A24/D16 compatible)

• MC68020 Microprocessor with 32-bit address and data, 12.5 MHz (MVME133) or 16.67 MHz (MVME133-1)

• MC68881 Floating Point Coprocessor, 12.5 MHz (MVME133) or 16.67 MHz (MVME133-1)

• 1Mb of shared local Dynamic RAM, 32-bits wide, accessible from VMEbus

• Four 28-pin JEDEC sockets for ROMs/PROMs/EPROMs/EEPROMs (in two banks, each 16-bits wide) (total

256Kb maximum)

• Three 8-bit programmable timers for tick and watchdog functions

• Time-of-day clock/calendar (real-time clock) (MM58274A)

• Front panel asynchronous DB25 serial debug RS-232C port (on MC68901 MFP)

• Dual multiprotocol (synchronous/asynchronous) serial ports (Z8530)

– RS-232C (port B)

– RS-485/RS-422 (port A)

• VMEbus system controller functions with level-three arbiter

• Single level bus requester (level jumper selcetable)

• VMEbus interrupter

• VMEbus interrupt handler for all seven levels

• Front panel RUN, HALT, and Fail status LEDs

• Front panel RESET and ABORT switches

• Remote reset through edge connector P2

• Five-position software-readable header;     part of the Module Status Register (MSR)

A single board processor module is a separate circuit board containing processors, interface circuits, memory, and other peripherals that can perform specific data processing and control tasks.

Common single board processor modules are:

MVME133. The MC68020 microprocessor and MC68881 coprocessor are included to perform specific data processing and control tasks.

MVME5500. With multiple processor modules, it can complete high-speed data processing and complex control tasks.

MVME2700. With a variety of interfaces and communication protocols, it can complete a variety of data processing and control tasks.