AMSTRAD cpc 6128 User Instruction page 467
Integrated computer/disc system
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Also See for cpc 6128:
- Service manual (32 pages) ,
- Service manual (31 pages) ,
- Service manual (31 pages)
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Raster
A system of 'writing' on the screen where the images are built from a number of
horizontal scan lines. (Raster scan).
Read only RIO
An attribute assigned to a disc, a disc file or a disc drive that prevents writing or
changing of data.
Read write RIW
An attribute assigned to a disc, a disc file or a disc drive that allows both reading and
writing of data.
Real number
A number that has both integer and fractional parts. i.e. both sides of the decimal
point are used.
Real time
Events that occur before your eyes, as opposed to those which only become evident
after the termination of the process that produced them.
Record
A group of bytes in a file.
CP/M
uses 128 byte records.
Recmsion
The series of repeated steps (also sometimes imprecisely described as reciprocation)
within a program or routine in which the result of each repeated cycle of events is
related to the previous one.
Refresh
To update information, either on the screen of a VDU, or in the memory. Need not be a
destructive process, but merely reinforcing whatever was already present in memory
or on the screen.
Register
A transient memory location within the CPU that is used for temporary storage.
Appendix 2 Page 24
Glossary
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