Datasheet

TMS320F28030, TMS320F28031, TMS320F28032

TMS320F28033, TMS320F28034, TMS320F28035

SPRS584J –APRIL 2009–REVISED OCTOBER 2013

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4.12 Enhanced Quadrature Encoder Pulse (eQEP)

The device contains one enhanced quadrature encoder pulse (eQEP) module.

Table 4-17. eQEP Control and Status Registers

eQEP1

NAME SIZE(x16)/ REGISTER DESCRIPTION

ADDRESS

#SHADOW

QPOSCNT 0x6B00 2/0 eQEP Position Counter

QPOSINIT 0x6B02 2/0 eQEP Initialization Position Count

QPOSMAX 0x6B04 2/0 eQEP Maximum Position Count

QPOSCMP 0x6B06 2/1 eQEP Position-compare

QPOSILAT 0x6B08 2/0 eQEP Index Position Latch

QPOSSLAT 0x6B0A 2/0 eQEP Strobe Position Latch

QPOSLAT 0x6B0C 2/0 eQEP Position Latch

QUTMR 0x6B0E 2/0 eQEP Unit Timer

QUPRD 0x6B10 2/0 eQEP Unit Period Register

QWDTMR 0x6B12 1/0 eQEP Watchdog Timer

QWDPRD 0x6B13 1/0 eQEP Watchdog Period Register

QDECCTL 0x6B14 1/0 eQEP Decoder Control Register

QEPCTL 0x6B15 1/0 eQEP Control Register

QCAPCTL 0x6B16 1/0 eQEP Capture Control Register

QPOSCTL 0x6B17 1/0 eQEP Position-compare Control Register

QEINT 0x6B18 1/0 eQEP Interrupt Enable Register

QFLG 0x6B19 1/0 eQEP Interrupt Flag Register

QCLR 0x6B1A 1/0 eQEP Interrupt Clear Register

QFRC 0x6B1B 1/0 eQEP Interrupt Force Register

QEPSTS 0x6B1C 1/0 eQEP Status Register

QCTMR 0x6B1D 1/0 eQEP Capture Timer

QCPRD 0x6B1E 1/0 eQEP Capture Period Register

QCTMRLAT 0x6B1F 1/0 eQEP Capture Timer Latch

QCPRDLAT 0x6B20 1/0 eQEP Capture Period Latch

Reserved 0x6B21 – 31/0

0x6B3F

For more information on the eQEP, see the TMS320x2803x Piccolo Enhanced Quadrature Encoder Pulse

(eQEP) Module Reference Guide (literature number SPRUFK8).

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TMS320F28035