Operation Of 16-Bit Input Capture - Fujitsu F2MC-16LX Hardware Manual

CHAPTER 12 16-BIT INPUT/OUTPUT TIMER

12.3.3 Operation of 16-bit input capture

16-bit input capture is used to generate interrupts by reading and storing the 16-bit
free-running timer value into the capture register if the specified edge is detected as
being valid.
I Example of input capture timing
Figure 12.3-5 "Example of input capture timing" shows an example of input capture timing
Counter value
FFFF
BFFF
7FFF
3FFF
0000
Reset
Example of IN
Capture 0
Capture 1
Example of capture
Capture 0 interrupt
Capture 1 interrupt
Example-of-capture
interrupt
244
Figure 12.3-5 Example of input capture timing
H
H
H
H
H
IN0
IN1
Unspecified
Unspecified
Unspecified
3FFF
H
7FFF
7FFF
BFFF
H
Time
H
H