Panasonic FP7 Series Command Reference Manual page 546

11.12 LN (Natural Logarithmic Operation)
Example) Operation unit: Single-precision, floating-point real number (SF)
[i]...SF
[S]...DT10
DT10・DT11
DT12・DT13
DT14・DT15
■
Flag operations
Name
SR7
SR8
(ER)
11-26
[D]...DT2
Value (radians)
SF 3.000000E＋ ＋ 00
SF 4.000000E＋00
SF 5.000000E＋00
Description
To be set in the case of out-of-range in indirect access (index modification).
To be set when a non-real number is specified for [S] (calculation target data).
To be set when a value that is 0.0 or less is specified for [S] (calculation target data).
Value
DT0・DT1 SF 0.000000E＋00
DT2・DT3 SF 1.098612E＋ ＋ 00
DT4・DT5 SF 0.000000E＋00
WUME-FP7CPUPGR-12