Texas Instruments TMS320x28xx Benutzerhandbuch
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Register Mapping
Table 1-1. ePWM Module Control and Status Register Set Grouped by Submodule
Size
Name
Offset
(1)
(x16)
Shadow Description
Time-Base Submodule Registers
TBCTL
0x0000
1
No
Time-Base Control Register
TBSTS
0x0001
1
No
Time-Base Status Register
TBPHSHR
0x0002
1
No
Extension for HRPWM Phase Register
(2)
TBPHS
0x0003
1
No
Time-Base Phase Register
TBCTR
0x0004
1
No
Time-Base Counter Register
TBPRD
0x0005
1
Yes
Time-Base Period Register
Counter-Compare Submodule Registers
CMPCTL
0x0007
1
No
Counter-Compare Control Register
CMPAHR
0x0008
1
No
Extension for HRPWM Counter-Compare A Register
(2)
CMPA
0x0009
1
Yes
Counter-Compare A Register
CMPB
0x000A
1
Yes
Counter-Compare B Register
Action-Qualifier Submodule Registers
AQCTLA
0x000B
1
No
Action-Qualifier Control Register for Output A (EPWMxA)
AQCTLB
0x000C
1
No
Action-Qualifier Control Register for Output B (EPWMxB)
AQSFRC
0x000D
1
No
Action-Qualifier Software Force Register
AQCSFRC
0x000E
1
Yes
Action-Qualifier Continuous S/W Force Register Set
Dead-Band Generator Submodule Registers
DBCTL
0x000F
1
No
Dead-Band Generator Control Register
DBRED
0x0010
1
No
Dead-Band Generator Rising Edge Delay Count Register
DBFED
0x0011
1
No
Dead-Band Generator Falling Edge Delay Count Register
Trip-Zone Submodule Registers
TZSEL
0x0012
1
No
Trip-Zone Select Register
TZCTL
0x0014
1
No
Trip-Zone Control Register
(3)
TZEINT
0x0015
1
No
Trip-Zone Enable Interrupt Register
(3)
TZFLG
0x0016
1
No
Trip-Zone Flag Register
(3)
TZCLR
0x0017
1
No
Trip-Zone Clear Register
(3)
TZFRC
0x0018
1
No
Trip-Zone Force Register
(3)
Event-Trigger Submodule Registers
ETSEL
0x0019
1
No
Event-Trigger Selection Register
ETPS
0x001A
1
No
Event-Trigger Pre-Scale Register
ETFLG
0x001B
1
No
Event-Trigger Flag Register
ETCLR
0x001C
1
No
Event-Trigger Clear Register
ETFRC
0x001D
1
No
Event-Trigger Force Register
PWM-Chopper Submodule Registers
PCCTL
0x001E
1
No
PWM-Chopper Control Register
High-Resolution Pulse Width Modulator (HRPWM) Extension Registers
HRCNFG
0x0020
1
No
HRPWM Configuration Register
(2) (3)
(1)
Locations not shown are reserved.
(2)
These registers are only available on ePWM instances that include the high-resolution PWM extension. Otherwise these
locations are reserved. These registers are described in the TMS320x28xx, 28xxx High-Resolution Pulse Width Modulator
(HRPWM) Reference Guide (SPRU924). See the device specific data manual to determine which instances include the
HRPWM.
locations are reserved. These registers are described in the TMS320x28xx, 28xxx High-Resolution Pulse Width Modulator
(HRPWM) Reference Guide (SPRU924). See the device specific data manual to determine which instances include the
HRPWM.
(3)
EALLOW protected registers as described in the specific device version of the System Control and Interrupts Reference Guide
listed in
listed in
Section 1
.
Introduction
18
SPRU791D – November 2004 – Revised October 2007