Texas Instruments TMS570LC4357

eQEP Registers www.ti.com
1982
SPNU563A–March 2018
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Enhanced Quadrature Encoder Pulse (eQEP) Module
34.3.10 eQEP Watchdog Period Register (QWDPRD)
Figure 34-30. eQEP Watchdog Period Register (QWDPRD) [offset = 24h]
15 0
QWDPRD
R/W-0
LEGEND: R/W = Read/Write; -n = value after reset
Table 34-13. eQEP Watchdog Period Register (QWDPRD) Field Description
Bits Name Description
15-0 QWDPRD This register contains the time-out count for the eQEP peripheral watchdog timer. When the watchdog timer
value matches the watchdog period value, a watchdog timeout interrupt is generated.
34.3.11 eQEP Watchdog Timer Register (QWDTMR)
Figure 34-31. eQEP Watchdog Timer Register (QWDTMR) [offset = 26h]
15 0
QWDTMR
R/W-0
LEGEND: R/W = Read/Write; -n = value after reset
Table 34-14. eQEP Watchdog Timer Register (QWDTMR) Field Descriptions
Bits Name Description
15-0 QWDTMR This register acts as time base for watchdog to detect motor stalls. When this timer value matches with
watchdog period value, watchdog timeout interrupt is generated. This register is reset upon edge transition in
quadrature-clock indicating the motion.