Sign In
Upload
Manuals
Brands
Texas Manuals
Recording Equipment
TMS320x2823x
Texas TMS320x2823x Manuals
Manuals and User Guides for Texas TMS320x2823x. We have
1
Texas TMS320x2823x manual available for free PDF download: Reference Manual
Texas TMS320x2823x Reference Manual (43 pages)
Enhanced Quadrature Encoder Pulse (eQEP) Module
Brand:
Texas
| Category:
Recording Equipment
| Size: 0 MB
Table of Contents
Table of Contents
3
Preface
6
Introduction
8
Optical Encoder Disk
8
QEP Encoder Output Signal for Forward/Reverse Movement
9
Index Pulse Example
9
Description
10
EQEP Inputs
11
Functional Description
11
Eqep Memory Map
12
Functional Block Diagram of the Eqep Peripheral
12
Quadrature Decoder Unit (QDU)
14
Position Counter Input Modes
14
Functional Block Diagram of Decoder Unit
14
Quadrature Decoder State Machine
15
Quadrature Decoder Truth Table
15
Quadrature-Clock and Direction Decoding
16
Eqep Input Polarity Selection
17
Position-Compare Sync Output
17
Position Counter and Control Unit (PCCU)
17
Position Counter Operating Modes
17
Position Counter Reset by Index Pulse for 1000 Line Encoder (QPOSMAX = 3999 or 0Xf9F)
18
Position Counter Underflow/Overflow (QPOSMAX = 4)
19
Position Counter Latch
20
Software Index Marker for 1000-Line Encoder (QEPCTL[IEL] = 1)
21
Strobe Event Latch (QEPCTL[SEL] = 1)
21
Position Counter Initialization
22
Eqep Position-Compare Unit
22
Eqep Position-Compare Event Generation Points
23
Eqep Position-Compare Sync Output Pulse Stretcher
23
Eqep Edge Capture Unit
24
Eqep Edge Capture Unit
25
Unit Position Event for Low Speed Measurement (QCAPCTL[UPPS] = 0010)
25
Eqep Edge Capture Unit - Timing Details
26
Eqep Watchdog
27
Unit Timer Base
27
Eqep Watchdog Timer
27
Eqep Interrupt Structure
28
Eqep Registers
28
Eqep Unit Time Base
28
EQEP Interrupt Generation
28
QEP Decoder Control (QDECCTL) Register
29
Eqep Decoder Control (QDECCTL) Register Field Descriptions
29
Eqep Control (QEPCTL) Register
30
Eqep Control (QEPCTL) Register Field Descriptions
30
Eqep Position-Compare Control (QPOSCTL) Register
31
Eqep Position-Compare Control (QPOSCTL) Register Field Descriptions
31
Eqep Capture Control (QCAPCTL) Register
32
Eqep Capture Control (QCAPCTL) Register Field Descriptions
32
Eqep Position Counter (QPOSCNT) Register
33
Eqep Position Counter Initialization (QPOSINIT) Register
33
Eqep Maximum Position Count Register (QPOSMAX) Register
33
Eqep Position-Compare (QPOSCMP) Register
33
Eqep Position Counter (QPOSCNT) Register Field Descriptions
33
Eqep Position Counter Initialization (QPOSINIT) Register Field Descriptions
33
Eqep Maximum Position Count (QPOSMAX) Register Field Descriptions
33
Eqep Index Position Latch (QPOSILAT) Register
34
Eqep Strobe Position Latch (QPOSSLAT) Register
34
Eqep Position Counter Latch (QPOSLAT) Register
34
Eqep Position-Compare (QPOSCMP) Register Field Descriptions
34
Eqep Index Position Latch(QPOSILAT) Register Field Descriptions
34
Eqep Strobe Position Latch (QPOSSLAT) Register Field Descriptions
34
Eqep Position Counter Latch (QPOSLAT) Register Field Descriptions
34
Eqep Unit Timer (QUTMR) Register
35
Eqep Register Unit Period (QUPRD) Register
35
Eqep Watchdog Timer (QWDTMR) Register
35
Eqep Watchdog Period (QWDPRD) Register
35
Eqep Unit Timer (QUTMR) Register Field Descriptions
35
Eqep Unit Period (QUPRD) Register Field Descriptions
35
Eqep Watchdog Timer (QWDTMR) Register Field Descriptions
35
Eqep Interrupt Enable (QEINT) Register
36
Eqep Watchdog Period (QWDPRD) Register Field Description
36
Eqep Interrupt Enable(QEINT) Register Field Descriptions
36
Eqep Interrupt Flag (QFLG) Register
37
Eqep Interrupt Flag (QFLG) Register Field Descriptions
37
Eqep Interrupt Clear (QCLR) Register
38
Eqep Interrupt Clear (QCLR) Register Field Descriptions
38
Eqep Interrupt Force (QFRC) Register
39
Eqep Interrupt Force (QFRC) Register Field Descriptions
39
Eqep Status (QEPSTS) Register
40
Eqep Status (QEPSTS) Register Field Descriptions
40
Eqep Capture Timer (QCTMR) Register
41
Eqep Capture Period (QCPRD) Register
41
Eqep Capture Timer Latch (QCTMRLAT) Register
41
Eqep Capture Timer (QCTMR) Register Field Descriptions
41
Eqep Capture Period Register (QCPRD) Register Field Descriptions
41
Eqep Capture Period Latch (QCPRDLAT) Register
42
Eqep Capture Timer Latch (QCTMRLAT) Register Field Descriptions
42
Eqep Capture Period Latch (QCPRDLAT) Register Field Descriptions
42
Important Notice
43
Advertisement
Advertisement
Related Products
Texas TMS320x2833x
Texas TMS320x281 series
Texas TMS320C6000
Texas TSL 18 Li
Texas TX602B
Texas TG475
Texas powerline tg 620s
Texas TV 5 B
Texas TG 620
Texas TG 720
Texas Categories
Lawn Mower
Tiller
Trimmer
Lawn and Garden Equipment
Engine
More Texas Manuals
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL