OMAP-L138_10 Datasheet, PDF (235/268 Pages) Texas Instruments – Low-Power Applications Processor

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OMAP-L138 Low-Power Applications Processor
SPRS586A – JUNE 2009 – REVISED AUGUST 2009
SYNCIn
SYNCOut
CTRPHS
(phase register−32 bit)
TSCTR
OVF
(counter−32 bit)
RST
CTR_OVF
Delta−mode
32
32
CTR [0−31]
PRD [0−31]
APWM mode
CTR [0−31]
PRD [0−31]
CMP [0−31]
PWM
compare
logic
CTR=PRD
CTR=CMP
32
CAP1
(APRD active)
LD
LD1
APRD
shadow32
32
CMP [0−31]
Polarity
select
eCAPx
32
CAP2
(ACMP active)
LD
LD2
Polarity
select
32 ACMP
shadow
Event
qualifier
Event
Pre-scale
32
CAP3
(APRD shadow)
LD
LD3
Polarity
select
32
to Interrupt
Controller
CAP4
(ACMP shadow)
LD
LD4
4
Capture events
CEVT[1:4]
Interrupt
Trigger
and
Flag
control
CTR_OVF
CTR=PRD
CTR=CMP
Polarity
select
4
Continuous /
Oneshot
Capture Control
Figure 6-77. eCAP Functional Block Diagram
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Peripheral Information and Electrical Specifications 235