QWDTMR
QWDPRD
16
QWDOG
UTIME
QUPRD
QUTMR
32
UTOUT
WDTOUT
Quadrature
capture unit
(QCAP)
QCPRDLAT
QCTMRLAT
16
QFLG
QEPSTS
QEPCTL
Registers
used by
multiple units
QCLK
QDIR
QI
QS
PHE
PCSOUT
Quadrature
decoder
(QDU)
QDECCTL
16
Position counter/
control unit
(PCCU)
QPOSLAT
QPOSSLAT
32
QPOSILAT
EQEPxAIN
EQEPxBIN
EQEPxIIN
EQEPxIOUT
EQEPxIOE
EQEPxSIN
EQEPxSOUT
EQEPxSOE
GPIO
MUX
EQEPxA/XCLK
EQEPxB/XDIR
EQEPxS
EQEPxI
QPOSCMP
QEINT
QFRC
32
QCLR
QPOSCTL
16
32
QPOSCNT
QPOSMAX
QPOSINIT
Interrupt
Controller
EQEPxINT
Enhanced QEP (eQEP) peripheral
System
control registers
QCTMR
QCPRD
16
16
QCAPCTL
EQEPxENCLK
SYSCLKOUT
D
a
ta
b
u
s
To CPU
Enhanced Quadrature Encoder Pulse (eQEP) Module
Figure 15-132. Functional Block Diagram of the eQEP Peripheral
1654
Pulse-Width Modulation Subsystem (PWMSS)
SPRUH73H – October 2011 – Revised April 2013
Copyright © 2011–2013, Texas Instruments Incorporated