Atmel ARM-Based Evaluation Kit for SAM4S16C, 32-Bit ARM® Cortex® Microcontroller ATSAM4S-WPIR-RD ATSAM4S-WPIR-RD Scheda Tecnica
Codici prodotto
ATSAM4S-WPIR-RD
999
SAM4S Series [DATASHEET]
Atmel-11100G-ATARM-SAM4S-Datasheet_27-May-14
39.7.41 PWM Channel Counter Register
Name:
PWM_CCNTx [x=0..3]
Address:
0x40020214 [0], 0x40020234 [1], 0x40020254 [2], 0x40020274 [3]
Access:
Read-only
Only the first 16 bits (channel counter size) are significant.
• CNT: Channel Counter Register
Channel counter value. This register is reset when:
• the channel is enabled (writing CHIDx in the PWM_ENA register).
• the channel counter reaches CPRD value defined in the PWM_CPRDx register if the waveform is left aligned.
31
30
29
28
27
26
25
24
–
–
–
–
–
–
–
–
23
22
21
20
19
18
17
16
CNT
15
14
13
12
11
10
9
8
CNT
7
6
5
4
3
2
1
0
CNT