LM3S2965-IQC20-A0T Luminary Micro, Inc., LM3S2965-IQC20-A0T Datasheet - Page 502

• Manufacturer Part Number: LM3S2965-IQC20-A0T
• Description: Microcontroller
• Manufacturer: Luminary Micro, Inc.

Quadrature Encoder Interface (QEI)
QEI Velocity (QEISPEED)
QEI0 base: 0x4002.C000
QEI1 base: 0x4002.D000
Offset 0x01C
Type RO, reset 0x0000.0000
502
Reset
Reset
Type
Type
Bit/Field
31:0
RO
RO
31
15
0
0
Register 8: QEI Velocity (QEISPEED), offset 0x01C
This register contains the most recently measured velocity of the quadrature encoder. This
corresponds to the number of velocity pulses counted in the previous velocity timer period. This
register does not update when VelEn in QEICTL is 0.
RO
RO
30
14
0
0
Speed
Name
RO
RO
29
13
0
0
RO
RO
28
12
0
0
RO
RO
Type
27
11
0
0
RO
RO
RO
26
10
0
0
Reset
0
RO
RO
25
0
9
0
Preliminary
Description
The measured speed of the quadrature encoder in pulses per period.
RO
RO
24
0
8
0
Speed
Speed
RO
RO
23
0
7
0
RO
RO
22
0
6
0
RO
RO
21
0
5
0
RO
RO
20
0
4
0
RO
RO
19
0
3
0
RO
RO
18
0
2
0
June 04, 2007
RO
RO
17
0
1
0
RO
RO
16
0
0
0