Owner manual
Conventions used in the manual 
References to the control program functions are in bold, e.g. Load,  File,  Device, etc. 
References to control keys are written in brackets <>, e.g. <F1>. 
Terminology used in the manual: 
Device  any kind of programmable integrated circuits or programmable devices 
ZIF socket  Zero Insertion Force socket used for insertion of target device 
Buffer  part of memory or disk, used for temporary data storage 
Printer port  type of PC port (parallel), which is primarily dedicated for printer 
connection. 
USB port  type of PC port (serial), which is dedicated for connecting portable and 
peripheral devices. 
HEX data format  format of data file, which may be read with standard text viewers; e.g. 
byte 5AH is stored as characters '5' and 'A', which mean bytes 35H and 
41H. One line of this HEX file (one record) contains start address and 
data bytes. All records are secured with checksum. 
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