Texas Instruments TMS320C6745 DSP - Page 274

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SPRUH91D–March 2013–Revised September 2016
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Enhanced Capture (eCAP) Module
Table 13-20. ECAP Control Register 1 (ECCTL1) Field Descriptions (continued)
Bit Field Value Description
7 CTRRST4 Counter Reset on Capture Event 4
0 Do not reset counter on Capture Event 4 (absolute time stamp operation)
1 Reset counter after Capture Event 4 time-stamp has been captured
(used in difference mode operation)
6 CAP4POL Capture Event 4 Polarity select
0 Capture Event 4 triggered on a rising edge (RE)
1 Capture Event 4 triggered on a falling edge (FE)
5 CTRRST3 Counter Reset on Capture Event 3
0 Do not reset counter on Capture Event 3 (absolute time stamp)
1 Reset counter after Event 3 time-stamp has been captured
(used in difference mode operation)
4 CAP3POL Capture Event 3 Polarity select
0 Capture Event 3 triggered on a rising edge (RE)
1 Capture Event 3 triggered on a falling edge (FE)
3 CTRRST2 Counter Reset on Capture Event 2
0 Do not reset counter on Capture Event 2 (absolute time stamp)
1 Reset counter after Event 2 time-stamp has been captured
(used in difference mode operation)
2 CAP2POL Capture Event 2 Polarity select
0 Capture Event 2 triggered on a rising edge (RE)
1 Capture Event 2 triggered on a falling edge (FE)
1 CTRRST1 Counter Reset on Capture Event 1
0 Do not reset counter on Capture Event 1 (absolute time stamp)
1 Reset counter after Event 1 time-stamp has been captured (used in difference mode operation)
0 CAP1POL Capture Event 1 Polarity select
0 Capture Event 1 triggered on a rising edge (RE)
1 Capture Event 1 triggered on a falling edge (FE)