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TMS320C6748
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SPRS590G –JUNE 2009–REVISED JANUARY 2017
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Peripheral Information and Electrical SpecificationsCopyright © 2009–2017, Texas Instruments Incorporated
Table 6-122 is the list of the ECAP registers.
Table 6-122. ECAPx Configuration Registers
ECAP0
BYTE ADDRESS
ECAP1
BYTE ADDRESS
ECAP2
BYTE ADDRESS
ACRONYM DESCRIPTION
0x01F0 6000 0x01F0 7000 0x01F0 8000 TSCTR Time-Stamp Counter
0x01F0 6004 0x01F0 7004 0x01F0 8004 CTRPHS Counter Phase Offset Value Register
0x01F0 6008 0x01F0 7008 0x01F0 8008 CAP1 Capture 1 Register
0x01F0 600C 0x01F0 700C 0x01F0 800C CAP2 Capture 2 Register
0x01F0 6010 0x01F0 7010 0x01F0 8010 CAP3 Capture 3 Register
0x01F0 6014 0x01F0 7014 0x01F0 8014 CAP4 Capture 4 Register
0x01F0 6028 0x01F0 7028 0x01F0 8028 ECCTL1 Capture Control Register 1
0x01F0 602A 0x01F0 702A 0x01F0 802A ECCTL2 Capture Control Register 2
0x01F0 602C 0x01F0 702C 0x01F0 802C ECEINT Capture Interrupt Enable Register
0x01F0 602E 0x01F0 702E 0x01F0 802E ECFLG Capture Interrupt Flag Register
0x01F0 6030 0x01F0 7030 0x01F0 8030 ECCLR Capture Interrupt Clear Register
0x01F0 6032 0x01F0 7032 0x01F0 8032 ECFRC Capture Interrupt Force Register
0x01F0 605C 0x01F0 705C 0x01F0 805C REVID Revision ID
Table 6-123 shows the eCAP timing requirement and Table 6-124 shows the eCAP switching
characteristics.
Table 6-123. Timing Requirements for Enhanced Capture (eCAP)
TEST CONDITIONS
1.3V, 1.2V, 1.1V, 1.0V
UNIT
MIN MAX
t
w(CAP)
Capture input pulse width Asynchronous 2t
c(SCO)
cycles
Synchronous 2t
c(SCO)
cycles
Table 6-124. Switching Characteristics Over Recommended Operating Conditions for eCAP
PARAMETER
1.3V, 1.2V 1.1V 1.0V
UNIT
MIN MAX MIN MAX MIN MAX
t
w(APWM)
Pulse duration, APWMx
output high/low
20 20 20 ns