Atmel SAM4L Xplained Pro Starter Kit Atmel ATSAM4L-XSTK ATSAM4L-XSTK 数据表
产品代码
ATSAM4L-XSTK
821
42023E–SAM–07/2013
ATSAM4L8/L4/L2
30.9.2
Channel Mode Register: Capture Mode
Name:
CMR
Access Type:
Read/Write
Offset:
0x04 + n * 0x40
Reset Value:
0x00000000
This register can only be written if write protect is disabled (WPMR.WPEN is zero).
• LDRB: RB Loading Selection
• LDRA: RA Loading Selection
• WAVE
1: Capture mode is disabled (Waveform mode is enabled).
0: Capture mode is enabled.
• CPCTRG: RC Compare Trigger Enable
1: RC Compare resets the counter and starts the counter clock.
0: RC Compare has no effect on the counter and its clock.
31
30
29
28
27
26
25
24
-
-
-
-
-
-
-
-
23
22
21
20
19
18
17
16
-
-
-
-
LDRB
LDRA
15
14
13
12
11
10
9
8
WAVE
CPCTRG
-
-
-
ABETRG
ETRGEDG
7
6
5
4
3
2
1
0
LDBDIS
LDBSTOP
BURST
CLKI
TCCLKS
LDRB
Edge
0
none
1
rising edge of TIOA
2
falling edge of TIOA
3
each edge of TIOA
LDRA
Edge
0
none
1
rising edge of TIOA
2
falling edge of TIOA
3
each edge of TIOA