eQEP Registers
434
SPRUH91D – March 2013 – Revised September 2016
Copyright © 2013–2016, Texas Instruments Incorporated
Enhanced Quadrature Encoder Pulse (eQEP) Module
15.3.21 eQEP Capture Timer Register (QCTMR)
Figure 15-41. eQEP Capture Timer Register (QCTMR)
15
0
QCTMR
R/W
LEGEND: R/W = Read/Write; R = Read only; -
n
= value after reset
Table 15-23. eQEP Capture Time Register (QCTMR) Field Descriptions
Bits
Name
Value
Description
15-0
QCTMR
0-FFFFh
This register provides time base for edge capture unit.
15.3.22 eQEP Capture Period Register (QCPRD)
Figure 15-42. eQEP Capture Period Register (QCPRD)
15
0
QCPRD
R/W
LEGEND: R/W = Read/Write; R = Read only; -
n
= value after reset
Table 15-24. eQEP Capture Period Register (QCPRD) Field Descriptions
Bits
Name
Value
Description
15-0
QCPRD
0-FFFFh
This register holds the period count value between the last successive eQEP position
events
15.3.23 eQEP Capture Timer Latch Register (QCTMRLAT)
Figure 15-43. eQEP Capture Timer Latch Register (QCTMRLAT)
15
0
QCTMRLAT
R
LEGEND: R/W = Read/Write; R = Read only; -
n
= value after reset
Table 15-25. eQEP Capture Timer Latch Register (QCTMRLAT) Field Descriptions
Bits
Name
Value
Description
15-0
QCTMRLAT
0-FFFFh
The eQEP capture timer value can be latched into this register on two events viz., unit
timeout event, reading the eQEP position counter.