Name: MVME133XT MOTOROLA PRINTED CIRCUIT BOARD IN STOCK
Price: 5454 CNY
Availability: InStock

Description

Key Features

The MVME133XT series offers the following core features, with model-specific variations noted where applicable:

1. Physical & VMEbus Compatibility

Form factor: Double-high/single-wide VME board

VMEbus master functionality (model-dependent):

MVME133XT, MVME133S-001: Address 24/Data 32 (A24/D32) support; backward compatible with A24/D16

MVME133SA-020: Address 32/Data 32 (A32/D32) support; backward compatible with A32/D16, A24/D32, and A24/D16

2. Processor & Memory

Microprocessor: MC68020 (32-bit address and data bus architecture)

Local Dynamic RAM (DRAM): 1MB shared memory (32 bits wide), accessible via VMEbus

ROM/PROM/EPROM/EEPROM Support:

Four 28-pin JEDEC-compliant sockets (organized into two 16-bit wide banks)

Maximum total storage capacity: 256KB

3. Timing & Real-Time Clock

Programmable Timers: Three 8-bit timers (supports tick generation and watchdog functions)

Real-Time Clock (RTC): Time-of-day clock/calendar (utilizes MM58274A chip)

4. Serial Interfaces

Front-Panel Debug Port: Asynchronous DB25 serial port (RS-232C), integrated with MC68901 Multi-Function Peripheral (MFP)

Dual Multiprotocol Serial Ports (Z85C30 controller):

Port A: RS-485/RS-422A compatibility

Port B: RS-232C compatibility

5. VMEbus Control & Interrupts

System Controller Functions: Includes level 3 arbiter

Bus Requester: Single-level configuration (level selectable via jumpers)

Interrupt Capabilities:

VMEbus interrupter support

Interrupt handler for all seven VMEbus interrupt levels

6. Front-Panel Controls & Indicators

Status LEDs: RUN, HALT, and FAIL indicators

Manual Switches: RESET and ABORT buttons

7. Additional Features

Remote Reset: Supported via edge connector P2

Module Status Register (MSR): Integrated five-position software-readable header

MVME133XT PDF
MVME133XT

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