Fujitsu FR60 Hardware Manual page 324

CHAPTER 8 PROGRAMMABLE PULSE GENERATOR (PPG) TIMER
[Bit 0] OSEL: PPG Output Polarity Specification Bit
This bit sets the polarity of the PPG output.
The table below lists the polarity settings that can be specified by combinations of the OSEL bit and bit
9 (PGMS bit).
PGMS
0
0
1
1
Polarity
Ordinary polarity
Reverse polarity
306
OSEL
0 Ordinary polarity (initial value)
1 Reverse polarity
0 Output fixed to "L"
1 Output fixed to "H"
After reset
"L" output
"H" output
PPG output
Duty match Counter borrow