Datasheet

TMS320F28069, TMS320F28068, TMS320F28067, TMS320F28066
TMS320F28065, TMS320F28064, TMS320F28063, TMS320F28062
SPRS698D –NOVEMBER 2010–REVISED DECEMBER 2012 www.ti.com
5.21 Enhanced Quadrature Encoder Modules (eQEP1, eQEP2)
The device contains up to two enhanced quadrature encoder (eQEP) modules. Table 5-61 provides a
summary of the eQEP registers.
Table 5-61. eQEP Control and Status Registers
eQEP1
eQEP1 eQEP2
NAME SIZE(x16)/ REGISTER DESCRIPTION
ADDRESS ADDRESS
#SHADOW
QPOSCNT 0x6B00 0x6B40 2/0 eQEP Position Counter
QPOSINIT 0x6B02 0x6B42 2/0 eQEP Initialization Position Count
QPOSMAX 0x6B04 0x6B44 2/0 eQEP Maximum Position Count
QPOSCMP 0x6B06 0x6B46 2/1 eQEP Position-compare
QPOSILAT 0x6B08 0x6B48 2/0 eQEP Index Position Latch
QPOSSLAT 0x6B0A 0x6B4A 2/0 eQEP Strobe Position Latch
QPOSLAT 0x6B0C 0x6B4C 2/0 eQEP Position Latch
QUTMR 0x6B0E 0x6B4E 2/0 eQEP Unit Timer
QUPRD 0x6B10 0x6B50 2/0 eQEP Unit Period Register
QWDTMR 0x6B12 0x6B52 1/0 eQEP Watchdog Timer
QWDPRD 0x6B13 0x6B53 1/0 eQEP Watchdog Period Register
QDECCTL 0x6B14 0x6B54 1/0 eQEP Decoder Control Register
QEPCTL 0x6B15 0x6B55 1/0 eQEP Control Register
QCAPCTL 0x6B16 0x6B56 1/0 eQEP Capture Control Register
QPOSCTL 0x6B17 0x6B57 1/0 eQEP Position-compare Control Register
QEINT 0x6B18 0x6B58 1/0 eQEP Interrupt Enable Register
QFLG 0x6B19 0x6B59 1/0 eQEP Interrupt Flag Register
QCLR 0x6B1A 0x6B5A 1/0 eQEP Interrupt Clear Register
QFRC 0x6B1B 0x6B5B 1/0 eQEP Interrupt Force Register
QEPSTS 0x6B1C 0x6B5C 1/0 eQEP Status Register
QCTMR 0x6B1D 0x6B5D 1/0 eQEP Capture Timer
QCPRD 0x6B1E 0x6B5E 1/0 eQEP Capture Period Register
QCTMRLAT 0x6B1F 0x6B5F 1/0 eQEP Capture Timer Latch
QCPRDLAT 0x6B20 0x6B60 1/0 eQEP Capture Period Latch
Reserved 0x6B21 – 0x6B61 – 31/0
0x6B3F 0x6B7F
138 Peripheral and Electrical Specifications Copyright © 2010–2012, Texas Instruments Incorporated
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TMS320F28064 TMS320F28063 TMS320F28062