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Texas Instruments TMS320 2833 Series User Manual

Texas Instruments TMS320 2833 Series
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eCAP Registers
379
SPRUI07March 2020
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Copyright © 2020, Texas Instruments Incorporated
Enhanced Capture (eCAP)
5.8.2.7 ECCTL1 Register (Offset = 14h) [reset = 0h]
ECCTL1 is shown in Figure 5-24 and described in Table 5-10.
Return to the Summary Table.
Capture Control Register 1
Figure 5-24. ECCTL1 Register
15 14 13 12 11 10 9 8
FREE_SOFT PRESCALE CAPLDEN
R/W-0h R/W-0h R/W-0h
7 6 5 4 3 2 1 0
CTRRST4 CAP4POL CTRRST3 CAP3POL CTRRST2 CAP2POL CTRRST1 CAP1POL
R/W-0h R/W-0h R/W-0h R/W-0h R/W-0h R/W-0h R/W-0h R/W-0h
Table 5-10. ECCTL1 Register Field Descriptions
Bit Field Type Reset Description
15-14 FREE_SOFT R/W 0h
Emulation Control
Reset type: SYSRSn
0h (R/W) = TSCTR counter stops immediately on emulation
suspend
1h (R/W) = TSCTR counter runs until = 0
2h (R/W) = TSCTR counter is unaffected by emulation suspend
(Run Free)
3h (R/W) = TSCTR counter is unaffected by emulation suspend
(Run Free)
13-9 PRESCALE R/W 0h
Event Filter prescale select
Reset type: SYSRSn
0h (R/W) = Divide by 1 (i.e,. no prescale, by-pass the prescaler)
1h (R/W) = Divide by 2
2h (R/W) = Divide by 4
3h (R/W) = Divide by 6
4h (R/W) = Divide by 8
5h (R/W) = Divide by 10
1Eh (R/W) = Divide by 60
1Fh (R/W) = Divide by 62
8 CAPLDEN R/W 0h
Enable Loading of CAP1-4 registers on a capture event. Note that
this bit does not disable CEVTn events from being generated.
Reset type: SYSRSn
0h (R/W) = Disable CAP1-4 register loads at capture event time.
1h (R/W) = Enable CAP1-4 register loads at capture event time.
7 CTRRST4 R/W 0h
Counter Reset on Capture Event 4
Reset type: SYSRSn
0h (R/W) = Do not reset counter on Capture Event 4 (absolute time
stamp operation)
1h (R/W) = Reset counter after Capture Event 4 time-stamp has
been captured (used in difference mode operation)
6 CAP4POL R/W 0h
Capture Event 4 Polarity select
Reset type: SYSRSn
0h (R/W) = Capture Event 4 triggered on a rising edge (RE)
1h (R/W) = Capture Event 4 triggered on a falling edge (FE)

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Texas Instruments TMS320 2833 Series Specifications

General IconGeneral
BrandTexas Instruments
ModelTMS320 2833 Series
CategoryController
LanguageEnglish

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