Across
- 2. conducting coil that read and write data on disks
- 4. used to erase data from EPROM
- 10. converts Assembly instructions into Machine instructions
- 13. RAM that stores data as charge on capacitors
- 14. external device connected to the computer system
- 16. holds the fetched instruction
- 17. fastest on-chip storage device
- 18. memory device with highest access time
- 19. signals describing the state of an I/O device
- 20. another name for machine instructions
Down
- 1. basic element of semiconductor memory
- 3. holds the address of next instruction
- 5. time elapsed in read or write operation
- 6. specifies the operation to be performed by the processor
- 7. state of instruction cycle at which result is written in the memory
- 8. controls the operation of CPU
- 9. communition line within CPU
- 11. minimum unit of transfer between cache and main memory
- 12. error correcting codes devised by Richard Hamming
- 15. abbreviations to represent opcodes