TMS320C6745 Datasheet, PDF (26/209 Pages) Texas Instruments – Floating-point Digital Signal Processor

TMS320C6745/6747 Floating-point Digital Signal Processor
SPRS377A – SEPTEMBER 2008 – REVISED OCTOBER 2008
www.ti.com
3.6.7 Enhanced Capture/Auxiliary PWM Modules (eCAP0, eCAP1, eCAP2)
The eCAP Module pins function as either input captures or auxiliary PWM 32-bit outputs, depending upon
how the eCAP module is programmed.
Table 3-10. Enhanced Capture Module (eCAP) Terminal Functions
SIGNAL NAME
PIN NO
PTP ZKB
eCAP0
TYPE
PULL
MUXED
ACLKX0/ECAP0/APWM0/GP2[12]
126 C5
I/O
IPD McASP0, GPIO
eCAP1
ACLKR0/ECAP1/APWM1/GP2[15]
130 B4
I/O
IPD McASP0, GPIO
eCAP2
ACLKR1/ECAP2/APWM2/GP4[12]
165 L2
I/O
IPD McASP1, GPIO
DESCRIPTION
enhanced capture 0
input or auxiliary
PWM 0 output.
enhanced capture 1
input or auxiliary
PWM 1 output.
enhanced capture 2
input or auxiliary
PWM 2 output.
3.6.8 Enhanced Pulse Width Modulators (eHRPWM0, eHRPWM1, eHRPWM2)
Table 3-11. Enhanced Pulse Width Modulator (eHRPWM) Terminal Functions
SIGNAL NAME
ACLKX1/EPWM0A/GP3[15]
AHCLKX1/EPWM0B/GP3[14]
AMUTE1/EPWMTZ/GP4[14]
AFSX1/EPWMSYNCI/EPWMSYNCO/GP4[10]
AXR1[8]/EPWM1A/GP4[8]
AXR1[7]/EPWM1B/GP4[7]
AMUTE1/EPWMTZ/GP4[14]
AXR1[6]/EPWM2A/GP4[6]
AXR1[5]/EPWM2B/GP4[5]
AMUTE1/EPWMTZ/GP4[14]
PIN NO
PTP ZKB
TYPE
eHRPWM0
162 K3
I/O
160 K2
I/O
-
D4
I/O
163 K4
I/O
eHRPWM1
168 M2
I/O
169 M3
I/O
-
D4
I/O
eHRPWM2
170 M4
I/O
171 N1
I/O
-
D4
I/O
PULL
MUXED
DESCRIPTION
IPD
McASP1, GPIO
IPD
eHRPWM0 A output
(with
high-resolution).
eHRPWM0 B
output.
IPD
McASP1,
eHRPWM1, GPIO,
eHRPWM2
eHRPWM0 trip zone
input.
Sync input to
IPD
McASP1,
eHRPWM0, GPIO
eHRPWM0 module
or sync output to
external PWM.
IPD
McASP1, GPIO
IPD
eHRPWM1 A (with
high-resolution).
eHRPWM1 B
output.
IPD
McASP1,
eHRPWM0, GPIO,
eHRPWM2
eHRPWM1 trip zone
input.
IPD
McASP1, GPIO
IPD
eHRPWM2 A (with
high-resolution).
eHRPWM2 B
output.
IPD
McASP1,
eHRPWM0, GPIO,
eHRPWM2
eHRPWM2 trip zone
input.
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