SPRUJ55D September 2023 – July 2025 AM263P2 , AM263P2-Q1 , AM263P4 , AM263P4-Q1
EQEP Memory Map Summary lists the registers with the memory locations, sizes, and reset values.
| Register Name | Offset | Size (Bits) | Reset | Register Description |
|---|---|---|---|---|
| QPOSCNT | 0x00 | 32 | 0x00 | eQEP Position Counter |
| QPOSINIT | 0x04 | 32 | 0x00 | eQEP Position Counter Init |
| QPOSMAX | 0x08 | 32 | 0x00 | eQEP Maximum Position Count |
| QPOSCMP | 0x0C | 32 | 0x00 | eQEP Position Compare |
| QPOSILAT | 0x10 | 32 | 0x00 | eQEP Index Position Latch |
| QPOSSLAT | 0x14 | 32 | 0x00 | eQEP Strobe Position Latch |
| QPOSLAT | 0x18 | 32 | 0x00 | eQEP Position Latch |
| QUTMR | 0x1C | 32 | 0x00 | eQEP Unit Timer |
| QUPRD | 0x20 | 32 | 0x00 | eQEP Unit Period |
| QWDTMR | 0x24 | 16 | 0x00 | eQEP Watchdog Timer |
| QWDPRD | 0x26 | 16 | 0x00 | eQEP Watchdog Period |
| QDECCTL | 0x28 | 16 | 0x00 | Quadrature Decoder Control |
| QEPCTL | 0x2A | 16 | 0x00 | eQEP Control |
| QCAPCTL | 0x2C | 16 | 0x00 | Quadrature Capture Control |
| QPOSCTL | 0x2E | 16 | 0x00 | Position Compare Control |
| QEINT | 0x30 | 16 | 0x00 | eQEP Interrupt Control |
| QFLG | 0x32 | 16 | 0x00 | eQEP Interrupt Flag |
| QCLR | 0x34 | 16 | 0x00 | eQEP Interrupt Clear |
| QFRC | 0x36 | 16 | 0x00 | eQEP Interrupt Force |
| QEPSTS | 0x38 | 16 | 0x80 | eQEP Status |
| QCTMR | 0x3A | 16 | 0x00 | eQEP Capture Timer |
| QCPRD | 0x3C | 16 | 0x00 | eQEP Capture Period |
| QCTMRLAT | 0x3E | 16 | 0x00 | eQEP Capture Latch |
| QCPRDLAT | 0x40 | 16 | 0x00 | eQEP Capture Period Latch |
| REV | 0x60 | 32 | 0x11 | eQEP Revision Number |
| QEPSTROBESEL | 0x64 | 32 | 0x00 | eQEP Strobe Select Register (NOTE: This feature is not applicable for AM26x devices) |
| QMACTRL | 0x68 | 32 | 0x00 | QMA Control Register |
| QEPSRCSEL | 0x6C | 32 | 0x00 | eQEP Source Select Register |