- The collection of paths connecting the various modules is call the interconnection structure.
THE INTER CONNECTION STRUCTURE SUPPORT FIVE TYPES OF TRANSFERS
- Processor to Memory
- Memory to Processor
- I/O to Processor
- Processor to I/O
- DMA (Direct Memory Access )
- Transfer data via the bus.
- If one module wishes to request data from another , it mus :
2) Transfer a request to the other module over control and address line.
3) Wait for second module to sent data.