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IBM 25H2202 16BIT ISA 7497 YAUPON Adapter POS ATTACHMENT
- 16-bit ISA bus interface
- Designed for IBM 7497 Yaupon POS systems
- Facilitates peripheral attachment
- Enables communication with POS devices
- Likely provides serial and/or parallel ports
- Component for retail and hospitality transaction systems
- Legacy POS hardware
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Product Overview
The IBM 25H2202 is a 16-bit ISA adapter designed for Point of Sale (POS) systems, specifically for attachment purposes. It facilitates the connection of peripherals and devices within an IBM 7497 Yaupon POS environment.
Technical Information
| Interface | ISA (16-bit) |
| System Compatibility | IBM 7497 Yaupon POS |
| Function | Peripheral Attachment Adapter |
Additional Specifications
| Ports | Likely Serial (RS-232) and/or Parallel |
| Form Factor | Expansion Card |
| Application | Point of Sale (POS) |
Product Description
The IBM 25H2202 is a specialized adapter card engineered for integration into the IBM 7497 Yaupon Point of Sale (POS) system. The 'Yaupon' designation refers to a specific line of IBM POS terminals and controllers. This adapter card utilizes the 16-bit ISA bus, a common expansion interface in the era when these POS systems were prevalent, allowing it to communicate with the main system processor and memory. The primary function of the 25H2202 is to provide attachment points for various POS peripherals. These peripherals could include devices such as barcode scanners, receipt printers, cash drawers, customer displays, magnetic stripe readers, and other input/output devices essential for retail and hospitality transactions. The adapter likely exposes one or more serial (RS-232) ports and potentially parallel ports, which are standard interfaces for connecting such specialized equipment. As a component within a legacy POS environment, the IBM 25H2202 plays a critical role in enabling the functionality of the transaction system. It bridges the gap between the central POS controller and the diverse range of devices that interact with customers and manage sales operations. Its existence highlights the modular design of early POS systems, where specific functions like peripheral connectivity were handled by dedicated expansion cards.