137
SAM9X25 [DATASHEET]
11054E–ATARM–10-Mar-2014
16.3 Block Diagram
Figure 16-1. Periodic Interval Timer
20-bit
Counter
MCK/16
PIV
PIT_MR
CPIV
PIT_PIVR
PICNT
12-bit
Adder
0
0
read PIT_PIVR
CPIV PICNT
PIT_PIIR
PITS
PIT_SR
set
reset
PITIEN
PIT_MR
pit_irq
1
0
10
MCK
Prescaler
=
