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TSCTR
(counter−32 bit)
RST
CAP1
(APRD active)
LD
CAP2
(ACMP active)
LD
CAP3
(APRD shadow)
LD
CAP4
(ACMP shadow)
LD
Continuous /
Oneshot
Capture Control
LD1
LD2
LD3
LD4
32
32
PRD [0−31]
CMP [0−31]
CTR [0−31]
eCAPx
Interrupt
Trigger
and
Flag
control
to PIE
CTR=CMP
32
32
32
32
32
ACMP
shadow
Event
Pre-scale
CTRPHS
(phase register−32 bit)
SYNCOut
SYNCIn
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
SYNC
4
Capture events
CEVT[1:4]
APRD
shadow
32
32
MODE SELECT
TMS320F2809, TMS320F2808, TMS320F2806
TMS320F2802, TMS320F2801, TMS320C2802
TMS320C2801, TMS320F28016, TMS320F28015
www.ti.com
SPRS230L–OCTOBER 2003–REVISED DECEMBER 2009
Figure 4-5. eCAP Functional Block Diagram
Copyright © 2003–2009, Texas Instruments Incorporated Peripherals 59
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Product Folder Link(s): TMS320F2809 TMS320F2808 TMS320F2806 TMS320F2802 TMS320F2801 TMS320C2802
TMS320C2801 TMS320F28016 TMS320F28015