SPRS698J November 2010 – September 2021 TMS320F28062 , TMS320F28062F , TMS320F28063 , TMS320F28064 , TMS320F28065 , TMS320F28066 , TMS320F28067 , TMS320F28068F , TMS320F28068M , TMS320F28069 , TMS320F28069F , TMS320F28069M
PRODUCTION DATA
The device contains up to two enhanced quadrature encoder (eQEP) modules. Table 8-37 provides a summary of the eQEP registers.
NAME | eQEP1 ADDRESS | eQEP2 ADDRESS | eQEP1 SIZE(×16)/ #SHADOW | REGISTER DESCRIPTION |
---|---|---|---|---|
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 to 0x6B3F | 0x6B61 to 0x6B7F | 31/0 |
Figure 8-53 shows the block diagram of the eQEP module.