SPRUJ42E March 2022 – October 2024 AM2631 , AM2631-Q1 , AM2632 , AM2632-Q1 , AM2634 , AM2634-Q1
PRODUCTION DATA
Quadrature Decoder Control .
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| Instance Name | Physical Address |
|---|---|
| EQEP0 | 5027 0028h |
| EQEP1 | 5027 1028h |
| EQEP2 | 5027 2028h |
| 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 |
| QSRC | SOEN | SPSEL | XCR | SWAP | IGATE | QAP | |
| R/W | R/W | R/W | R/W | R/W | R/W | R/W | |
| 0h | 0h | 0h | 0h | 0h | 0h | 0h | |
| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
| QBP | QIP | QSP | RESERVED_1 | QIDIRE | |||
| R/W | R/W | R/W | R | R/W | |||
| 0h | 0h | 0h | 0h | 0h | |||
| Bit | Field | Type | Reset | Description |
|---|---|---|---|---|
| 15:14 | QSRC | R/W | 0h | Position-counter source selection |
| 13 | SOEN | R/W | 0h | Sync output-enable 1 Enable position-compare sync output 0 Disable position-compare sync output |
| 12 | SPSEL | R/W | 0h | Sync output pin selection 1 Strobe pin is used for sync output 0 Index pin is used for sync output |
| 11 | XCR | R/W | 0h | External Clock Rate 1 1x resolution: Count the rising edge only
0 2x resolution: Count the rising/falling
edge |
| 10 | SWAP | R/W | 0h | CLK/DIR Signal Source for Position Counter 1 Quadrature-clock inputs are swapped 0 Quadrature-clock inputs are not swapped |
| 9 | IGATE | R/W | 0h | Index pulse gating option 1 Gate the index pin with strobe 0 Disable gating of Index pulse |
| 8 | QAP | R/W | 0h | QEPA input polarity 1 Negates QEPA input 0 No effect |
| 7 | QBP | R/W | 0h | QEPB input polarity 1 Negates QEPB input 0 No effect |
| 6 | QIP | R/W | 0h | QEPI input polarity 1 Negates QEPI input 0 No effect |
| 5 | QSP | R/W | 0h | QEPS input polarity 1 Negates QEPS input 0 No effect |
| 4:1 | RESERVED_1 | R | 0h | Reserved |
| 0 | QIDIRE | R/W | 0h | 0 - Compatible mode, Behavior same as existing devices 1 - Enhancement for Direction change during Index will be enabled |