Processing details
• These instructions raises the single-precision real number specified by (s1) to the power of the single-precision real number
specified by (s2), and store the operation result in the device specified by (d).
(s2)+1
(s1)+1
• The values that can be specified by (s1) and (s2) and the value that can be stored are 0, 2
128
value)|<2
.
• If the operation result is -0 or an underflow occurs, the operation result turns out to 0.
• When an input value is set using the engineering tool, a rounding error may occur. Refer to the following for the precautions
on setting input values using the engineering tool.
Page 49 Precautions
Operation error
Error code
Description
(SD0)
The value input to (s1) or (s2) is -0, a subnormal number, NaN (not a number), or .
3402H
7 APPLICATION INSTRUCTIONS
832
7.9 Real Number Instructions
Exponent
(s2)
(s1)
Base number
(s1)+1
(s1)
to the
Single-precision
real number
(d)+1
(d)
(s2)+1
(s2)
th power
Single-precision
real number
-126
|setting value (stored