Expr - HP 64746 User Manual

--EXPR--

An expression is a combination of numeric values, symbols, operators, and
parentheses used to specify address, data, status, executed address, or any other
value used in the emulation commands.
The function of an expression (--EXPR--) is to let you define the address, data,
status, or executed address expression that fits your needs. You can combine
multiple values to define the expression.
Certain emulation commands will allow the option of <+EXPR> after pressing a
thru softkey. This allows you to enter a range without retyping the original base
address or symbol. For example, you could specify the address range
disp_buf thru disp_buf + 25
as
disp_buf thru +25
The parameters are as follows:
DON'T CARE You can include "don't care numbers" in expressions. These are indicated by a
NUMBER
number containing an "x." These numbers may be defined as binary, octal, decimal,
or hexadecimal. For example: 1fxxh, 17x7o, and 011xxx10b are valid.
Note that "Don't care numbers" are not valid for all commands.
--NORMAL--
This appears as a softkey label to enable you to return to the --EXPR-- key. The
--NORMAL-- label can be accessed whenever defining an expression, but is only
Chapter 12: Emulator/Analyzer Interface Commands
--EXPR--
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