Datasheet

TSCTR
(Counter - 32-bit)
RST
CAP1
(APRD Active)
LD
CAP2
(ACMP Active)
LD
CAP3
(APRD Shadow)
LD
CAP4
(ACMP Shadow)
LD
Continuous/
One-Shot
Capture Control
LD1
LD2
LD3
LD4
32
PRD [0-31]
CTR [0-31]
eCAPx
MODE SELECT
Interrupt
Trigger
and
Flag
Control
to PIE
CTR=CMP
32
32
32
ACMP
Shadow
Event
Prescale
CTRPHS
(Phase Register - 32-bit)
SYNCOut
SYNCIn
SYNC
Event
Qualifier
Polarity
Select
Polarity
Select
Polarity
Select
Polarity
Select
CTR=PRD
CTR_OVF
4
PWM
Compare
Logic
CTR [0-31]
PRD [0-31]
CMP [0-31]
CTR=CMP
CTR=PRD
CTR_OVF
OVF
APWM Mode
Delta Mode
4
Capture Events
CEVT[1:4]
APRD
Shadow
32
32
32
32
32
CMP [0-31]
TMS320F28335, TMS320F28334, TMS320F28332
TMS320F28235, TMS320F28234, TMS320F28232
www.ti.com SPRS439M –JUNE 2007–REVISED AUGUST 2012
4.5 Enhanced CAP Modules
The 2833x/2823x device contains up to six enhanced capture (eCAP) modules (eCAP1, eCAP2, eCAP3,
eCAP4, eCAP5, and eCAP6). Figure 4-6 shows a functional block diagram of a module.
Figure 4-6. eCAP Functional Block Diagram
Copyright © 2007–2012, Texas Instruments Incorporated Peripherals 73
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Product Folder Link(s): TMS320F28335 TMS320F28334 TMS320F28332 TMS320F28235 TMS320F28234
TMS320F28232