block diagram of 8089 microprocessor -----------| | Data Bus Width | 16 bits | | I/O Channels Supported | Multiple, configurable | | Communication Modes | Programmed I/O, interrupt-driven, DMA | | Buffering and Registers | Internal buffers for efficient data handling | | Support for Interrupts | Yes, for event-drive C Callie Yost-Schaden Sep 19, 2025
