Register 55: Quadrature Encoder Interface Peripheral Present (Ppqei), Offset 0X344 - Texas Instruments TM4C1294NCPDT Datasheet

Register 55: Quadrature Encoder Interface Peripheral Present (PPQEI), offset
0x344
The PPQEI register provides software information regarding the QEI modules.
Important: This register should be used to determine which QEI modules are implemented on this
Quadrature Encoder Interface Peripheral Present (PPQEI)
Base 0x400F.E000
Offset 0x344
Type RO, reset 0x0000.0001
31 30 29
Type RO RO RO
Reset 0 0 0
15 14 13
Type RO RO RO
Reset 0 0 0
Bit/Field Name
31:1 reserved
0 P0
June 18, 2014
microcontroller.
28 27 26 25
RO RO RO RO
0 0 0 0
12 11 10 9
RO RO RO RO
0 0 0 0
Type Reset
RO 0
RO 0x1
Texas Instruments-Production Data
Tiva TM4C1294NCPDT Microcontroller
24 23 22 21
reserved
RO RO RO RO
0 0 0 0
8 7 6 5
reserved
RO RO RO RO
0 0 0 0
Description
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
QEI Module 0 Present
Value Description
0 QEI module 0 is not present.
1 QEI module 0 is present.
20 19 18 17
RO RO RO RO
0 0 0 0
4 3 2 1
RO RO RO RO
0 0 0 0
16
RO
0
0
P0
RO
1
341