eQEP Registers
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SPRUH91D–March 2013–Revised September 2016
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Enhanced Quadrature Encoder Pulse (eQEP) Module
Table 15-19. eQEP Interrupt Flag Register (QFLG) Field Descriptions (continued)
Bits Name Value Description
0 INT Global interrupt status flag
0 No interrupt generated
1 Interrupt was generated
15.3.18 eQEP Interrupt Clear Register (QCLR)
Figure 15-38. eQEP Interrupt Clear Register (QCLR)
15 12 11 10 9 8
Reserved UTO IEL SEL PCM
R-0 R/W-0 R/W-0 R/W-0 R/W-0
7 6 5 4 3 2 1 0
PCR PCO PCU WTO QDC PHE PCE INT
R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 15-20. eQEP Interrupt Clear Register (QCLR) Field Descriptions
Bit Field Value Description
15-12 Reserved 0 Always write as 0s
11 UTO Clear unit time out interrupt flag
0 No effect
1 Clears the interrupt flag
10 IEL Clear index event latch interrupt flag
0 No effect
1 Clears the interrupt flag
9 SEL Clear strobe event latch interrupt flag
0 No effect
1 Clears the interrupt flag
8 PCM Clear eQEP compare match event interrupt flag
0 No effect
1 Clears the interrupt flag
7 PCR Clear position-compare ready interrupt flag
0 No effect
1 Clears the interrupt flag
6 PCO Clear position counter overflow interrupt flag
0 No effect
1 Clears the interrupt flag
5 PCU Clear position counter underflow interrupt flag
0 No effect
1 Clears the interrupt flag
4 WTO Clear watchdog timeout interrupt flag
0 No effect
1 Clears the interrupt flag
3 QDC Clear quadrature direction change interrupt flag
0 No effect
1 Clears the interrupt flag