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eQEP Registers

33.3 eQEP Registers

Table 33-3 lists the registers of the eQEP. The base address for the control registers is FCF7 9900h for

eQEP1 and FCF7 9A00h for eQEP2.

Table 33-3. eQEP Registers

Address Offset Acronym Register Description Section

00h QPOSCNT eQEP Position Counter Register Section 33.3.1

04h QPOSINIT eQEP Position Counter Initialization Register Section 33.3.2

08h QPOSMAX eQEP Maximum Position Count Register Section 33.3.3

0Ch QPOSCMP eQEP Position-Compare Register Section 33.3.4

10h QPOSILAT eQEP Index Position Latch Register Section 33.3.5

14h QPOSSLAT eQEP Strobe Position Latch Register Section 33.3.6

18h QPOSLAT eQEP Position Counter Latch Register Section 33.3.7

1Ch QUTMR QEP Unit Timer Register Section 33.3.8

20h QUPRD eQEP Unit Period Register Section 33.3.9

24h QWDTMR eQEP Watchdog Timer Register Section 33.3.11

26h QWDPRD eQEP Watchdog Period Register Section 33.3.10

28h QDECCTL eQEP Decoder Control Register Section 33.3.13

2Ah QEPCTL eQEP Control Register Section 33.3.12

2Ch QCAPCTL eQEP Capture Control Register Section 33.3.15

2Eh QPOSCTL eQEP Position-Compare Control Register Section 33.3.14

30h QEINT eQEP Interrupt Enable Register Section 33.3.17

32h QFLG eQEP Interrupt Flag Register Section 33.3.16

34h QCLR eQEP Interrupt Clear Register Section 33.3.19

36h QFRC eQEP Interrupt Force Register Section 33.3.18

38h QEPSTS eQEP Status Register Section 33.3.21

3Ah QCTMR eQEP Capture Timer Register Section 33.3.20

3Ch QCPRD eQEP Capture Period Register Section 33.3.23

3Eh QCTMRLAT eQEP Capture Timer Latch Register Section 33.3.22

40h QCPRDLAT eQEP Capture Period Latch Register Section 33.3.24

1695

SPNU562–May 2014 Enhanced QEP (eQEP) Module

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