Atmel Xplained Pro Evaluation Kit ATSAM4E-XPRO ATSAM4E-XPRO Data Sheet
Product codes
ATSAM4E-XPRO
SAM4E [DATASHEET]
Atmel-11157D-ATARM-SAM4E16-SAM4E8-Datasheet_12-Jun-14
970
39.6.12.2 WAVSEL = 10
When WAVSEL = 10, the value of TC_CV is incremented from 0 to the value of RC, then automatically reset on a
RC Compare. Once the value of TC_CV has been reset, it is then incremented and so on. See
RC Compare. Once the value of TC_CV has been reset, it is then incremented and so on. See
.
It is important to note that TC_CV can be reset at any time by an external event or a software trigger if both are
programmed correctly. See
programmed correctly. See
.
In addition, RC Compare can stop the counter clock (CPCSTOP = 1 in TC_CMR) and/or disable the counter clock
(CPCDIS = 1 in TC_CMR).
(CPCDIS = 1 in TC_CMR).
Figure 39-10. WAVSEL = 10 without Trigger
Figure 39-11. WAVSEL = 10 with Trigger
Time
Counter Value
R
C
R
B
R
A
TIOB
TIOA
Counter cleared by compare match with RC
Waveform Examples
2
n
-1
(n = counter size)
Time
Counter Value
R
C
R
B
R
A
TIOB
TIOA
Counter cleared by compare match with RC
Waveform Examples
Counter cleared by trigger
2
n
-1
(n = counter size)