at91sam9263 ATMEL Corporation, at91sam9263 Datasheet - Page 736

• Manufacturer Part Number: at91sam9263
• Description: At91 Arm Thumb Microcontrollers
• Manufacturer: ATMEL Corporation

38.6.13
Register Name:
Access Type:
This register acts as a double buffer for the period or the duty cycle. This prevents an unexpected waveform when modify-
ing the waveform period or duty-cycle.
Only the first 16 bits (internal channel counter size) are significant.
736
CPD (PWM_CMRx Register)
31
23
15
7
AT91SAM9263 Preliminary
PWM Channel Update Register
0
1
30
22
14
6
PWM_CUPDx
Write-only
The duty-cycle (CDTC in the PWM_CDRx register) is updated with the CUPD value at the
beginning of the next period.
The period (CPRD in the PWM_CPRx register) is updated with the CUPD value at the beginning
of the next period.
29
21
13
5
28
20
12
4
CUPD
CUPD
CUPD
CUPD
27
19
11
3
26
18
10
2
25
17
9
1
6249D–ATARM–20-Dec-07
24
16
8
0