OMAP-L137
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SPRS563G – SEPTEMBER 2008 – REVISED JUNE 2014
3.7.7
Enhanced Capture/Auxiliary PWM Modules (eCAP0, eCAP1, eCAP2)
The eCAP Module pins function as either input captures or auxilary PWM 32-bit outputs, depending upon
how the eCAP module is programmed.
Table 3-11. Enhanced Capture Module (eCAP) Terminal Functions
PIN
NO
SIGNAL NAME
TYPE
(1)
PULL
(2)
MUXED
DESCRIPTION
ZKB
eCAP0
enhanced capture 0
ACLKX0/
ECAP0
/
APWM0
/GP2[12]
C5
I/O
IPD
McASP0, GPIO
input or auxiliary
PWM 0 output
eCAP1
enhanced capture 1
ACLKR0/
ECAP1
/
APWM1
/GP2[15]
B4
I/O
IPD
McASP0, GPIO
input or auxiliary
PWM 1 output
eCAP2
enhanced capture 2
ACLKR1
/ECAP2
/
APWM2
/GP4[12]
L2
I/O
IPD
McASP1, GPIO
input or auxiliary
PWM 2 output
(1)
I = Input, O = Output, I/O = Bidirectional, Z = High impedance, PWR = Supply voltage, GND = Ground, A = Analog signal.
Note:
The pin type shown refers to the input, output or high-impedance state of the pin function when configured as the the signal name
highlighted in bold. All multiplexed signals may enter a high-impedance state when the configured function is input-only or the configured
function supports high-Z operation. All GPIO signals can be used as input or output. For multiplexed pins where functions have different
types (ie., input versus output), the table reflects the pin function direction for that particular peripheral.
(2)
IPD = Internal Pulldown resistor, IPU = Internal Pullup resistor
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