AT91M40400
TC Channel Mode Register: Capture Mode
Register Name:
Access Type:
TC_CMR
Read/Write
31
30
29
28
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23
22
21
20
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15
14
13
12
WAVE=0
CPCTRG
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7
LDBDIS
6
LDBSTOP
5
4
BURST
• TCCLKS: Clock Selection
TCCLKS
0
0
0
0
0
1
0
1
0
0
1
1
1
0
0
1
0
1
1
1
0
1
1
1
Clock Selected
MCKI/2
MCKI/8
MCKI/32
MCKI/128
MCKI/1024
XC0
XC1
XC2
• CLKI: Clock Invert
0 = Counter is incremented on rising edge of the clock.
1 = Counter is incremented on falling edge of the clock.
• BURST: Burst Signal Selection
BURST
0
0
0
1
1
0
1
1
The clock is not gated by an external
signal.
XC0 is ANDed with the selected
clock.
XC1 is ANDed with the selected
clock.
XC2 is ANDed with the selected
clock.
• LDBSTOP: Counter Clock Stopped with RB Loading
0 = Counter clock is not stopped when RB loading occurs.
1 = Counter clock is stopped when RB loading occurs.
• LDBDIS: Counter Clock Disable with RB Loading
0 = Counter clock is not disabled when RB loading occurs.
1 = Counter clock is disabled when RB loading occurs.
27
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19
11
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3
CLKI
26
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18
LDRB
10
ABETRG
2
25
24
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17
16
LDRA
9
8
ETRGEDG
1
0
TCCLKS
95