IC697CPU772 - 12 MHz Expandable, Floating Point Central Processing Unit

The IC697CPU772 is a 12 MHz Expandable Central Processing Unit (CPU) designed for advanced industrial control applications. What sets it apart is its support for floating point calculations, enabling more complex and precise operations. This single-slot CPU can handle up to 2,000 digital I/Os and 8K analog I/Os, making it a versatile choice for real-time control of machines, processes, and material handling systems.

The IC697CPU772 offers expanded capabilities with floating point math, making it ideal for applications that require high precision in numerical calculations. Whether you're working on sophisticated automation tasks or managing complex I/O configurations, this CPU provides both power and flexibility, with up to 512 Kbytes of battery-backed expansion memory. It communicates with other system components over the VME C.1 Standard format, ensuring smooth integration with a variety of modules.

Technical Details

    Floating Point Calculations: Supports advanced floating point arithmetic for precise operations.
    Single-Slot CPU: Compact design occupying only one slot in the rack.
    I/O Capacity: Supports up to 2,000 digital I/Os and 8K analog I/Os for comprehensive control solutions.
    Processor Speed: Driven by a 12 MHz 80C186 microprocessor, with a 0.4 microsecond processing time per boolean function.
    Memory Expandability: Accommodates up to 512 Kbytes of battery-backed CMOS RAM via an expansion memory board.
    Programming: Programmed via MS-DOS or Windows-based software over Ethernet TCP/IP or through an SNP port.
    Battery-Backed Calendar Clock: Ensures time and date tracking even when power is removed.
    Status LEDs: Three green LEDs provide status updates on the module, operation, and outputs.
    No DIP Switches: All configuration is handled through software, eliminating the need for hardware switches or jumpers.

Installation and Use

The IC697CPU772 is straightforward to install but requires attention to detail to ensure proper setup and performance. Always power off the system before installation and follow the installation guidelines carefully. The module can be controlled using the three-position switch on the unit or remotely via a programmer connected through the serial or Ethernet interfaces. The LED indicators on the front panel provide clear status updates for easy monitoring.

Expansion Memory

For systems that require more memory, the CPU772 supports 64K, 128K, 256K, or 512K CMOS RAM via an expansion memory board. The memory is backed by a lithium battery to ensure data retention during power loss, making it suitable for critical applications that require reliable data storage.

Final Recommendations

The IC697CPU772 is an excellent choice for industrial environments that require both floating point calculations and memory expansion options. Its ability to handle a wide range of I/Os while supporting advanced mathematical operations makes it a powerful tool in any automation system. Whether you're working with complex numerical data or managing a large number of I/O points, this CPU delivers both performance and precision.

>> GE Fanuc IC697CPU772 User manual (pdf)

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