Texas Instruments TMS320F2837 D Series

eCAP
TMS320F2837xD Microcontroller Workshop - Control Peripherals 7 - 45
eCAP Control Register 2
ECapxRegs.ECCTL2
Upper Register:
SWSYNCAPWMPOL CAP_APWM
10 815 - 11
reserved
9
APWM Output Polarity
(valid only in APWM mode)
0 = active high output
1 = active low output
Capture / APWM mode
0 = capture mode
1 = APWM mode
Software Force
Counter Synchronization
0 = no effect
1 = TSCTR load of current
module and other modules
if SYNCO_SEL bits = 00
eCAP Control Register 2
ECapxRegs.ECCTL2
Lower Register:
SYNCO_SEL SYNCI_EN
7 - 6 3 02 - 1
TSCTRSTOP REARM STOP_WRAP CONT_ONESHT
45
Sync-Out Select
00 = sync-in to sync-out
01 = CTR = PRD event
generates sync-out
1X = disable
Counter Sync-In
0 = disable
1 = enable
Time Stamp
Counter Stop
0 = stop
1 = run
Re-arm
(capture mode only)
0 = no effect
1 = arm sequence
Stop Value for One-Shot Mode/
Wrap Value for Continuous Mode
(capture mode only)
00 = stop/wrap after capture event 1
01 = stop/wrap after capture event 2
10 = stop/wrap after capture event 3
11 = stop/wrap after capture event 4
Continuous/One-Shot
(capture mode only)
0 = continuous mode
1 = one-shot mode