Texas Instruments TMS320C6745 DSP - Functional Block Diagram of the Eqep Peripheral

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
1632
QPOSCNT
QPOSMAX
QPOSINIT
Interrupt
Controller
EQEPxINT
EnhancedQEP (eQEP)peripheral
System
controlregisters
QCTMR
QCPRD
1616
QCAPCTL
EQEPxENCLK
SYSCLKOUT
Data bus
ToCPU
www.ti.com Architecture
401
SPRUH91D–March 2013–Revised September 2016
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Enhanced Quadrature Encoder Pulse (eQEP) Module
Figure 15-4. Functional Block Diagram of the eQEP Peripheral