Instructions Unique to SB-661
This chapter describes SB-667 0 direct commands, statements, updated commands and utilities
which are not supported by the ordinary cassette BASIC interpreter SB-5570.
Command and statement format
Commands and statements must be coded accordin g to the following conventions.
•
Small/etters and reverse characters cannot be used for any commands and statements .
•
Operands which must be specified by the programmer are indicated in italics .
•
" < >"
Items in brackets
marks should not be typed when marking the relevant input.
•
(
Separators
commas, semicolons, etc.
Chapter
may be omitted or repeated any number of times.
)
must be correctly placed in the specified positions .
2
0
However, the bracket
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