Fujitsu 8FX Hardware Manual page 191

MB95630H Series
[bit1:0] FE0[1:0]: Timer n0 filter function select bits
These bits select the filter function for the external signal (ECn) to timer n0 when the PWC timer function or
the input capture function is selected.
During timer operation (Tn0CR1:STA = 1), the write access to these bits is invalid.
The settings of the bits have no effect on operation when the interval timer function or the PWM timer
function is selected (the filter function does not operate.).
bit1:0
Writing "00"
Writing "01"
Writing "10"
Writing "11"
MN702-00009-2v0-E
Disables the filter function.
Filters out "H" pulse noise.
Filters out "L" pulse noise.
Filters out both "H" pulse noise and "L" pulse noise.
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER 11 8/16-BIT COMPOSITE TIMER
Details
11.14 Registers
169