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DEC HS1CP-AF Dssi Fddi Controller
- DSSI interface for high-speed peripheral connection.
- Designed for DEC (Digital Equipment Corporation) systems.
- Enables connection of multiple storage devices.
- Supports data transfer rates suitable for disk and tape drives.
- Integral component for storage subsystem expansion.
- Ensures reliable data communication between host and peripherals.
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Product Overview
The DEC HS1CP-AF is a DSSI (Digital Storage Systems Interconnect) controller designed for use with DEC systems. It facilitates high-speed data transfer between the host system and various storage devices.
Technical Information
| Interface | DSSI |
| Manufacturer | DEC |
Additional Specifications
| Product Type | Controller |
Product Description
The DEC HS1CP-AF DSSI Controller is a specialized hardware component engineered to manage and facilitate communication between a DEC host system and its Direct Storage Systems Interconnect (DSSI) peripherals. DSSI was a proprietary bus developed by Digital Equipment Corporation, primarily used for connecting high-performance storage devices such as disk drives and tape drives to their VAX and PDP-11 computer systems. This controller acts as an intermediary, translating commands and data between the host's internal architecture and the DSSI bus protocol, ensuring efficient and reliable data flow. Its primary function is to enable the host system to access and control multiple storage devices concurrently. By providing a standardized interface, the HS1CP-AF allows for the expansion of storage capacity and performance beyond what might be directly supported by the host's motherboard. This was crucial in environments requiring significant data storage and rapid access, such as scientific research, large databases, and transaction processing systems prevalent during the era of DEC's dominance. The controller's design emphasizes robust data integrity and throughput, essential for mission-critical applications. It typically integrates features for error detection and correction, ensuring that data is transferred accurately between the host and the storage media. The HS1CP-AF is a key element in building scalable and high-performance storage solutions for DEC environments, offering a reliable pathway for data management and access.
