Datasheet

PIC18F2331/2431/4331/4431
DS39616D-page 186  2010 Microchip Technology Inc.
FIGURE 18-9: PWM PERIOD BUFFER UPDATES IN FREE-RUNNING MODE
FIGURE 18-10: PWM PERIOD BUFFER UPDATES IN CONTINUOUS UP/DOWN COUNT MODE
Old PTPER Value = 004
New PTPER Value = 007
Period Value Loaded from PTPER Register
New Value Written to PTPER Register
0
1
2
3
0
1
2
3
0
1
2
3
4
5
6
7
4
4
Old PTPER Value = 004
New PTPER Value = 007
Period Value Loaded from PTPER Register
New Value Written to PTPER Register
0
1
2
3
4
3
2
1
0
1
2
3
5
6
7
3
2
1
0
5
6
4
4