Texas Instruments TMS570LC4357

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1999
SPNU563A–March 2018
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Enhanced Pulse Width Modulator (ePWM) Module
35.1.2 Register Mapping
The complete ePWM module control and status register set is grouped by submodule as shown in
Table 35-1. Each register set is duplicated for each instance of the ePWM module.
(1)
Locations not shown are reserved.
Table 35-1. ePWM Module Control and Status Register Set Grouped by Submodule
Name
Address
Offset
(1)
Size
(x16) Shadow
Privileged
Mode Write
Only? Description
Time-Base Submodule Registers
TBSTS 00h 1 No No Time-Base Status Register
TBCTL 02h 1 No No Time-Base Control Register
TBPHS 04h 1 No No Time-Base Phase Register
TBPRD 08h 1 Yes No Time-Base Period Register
TBCTR 0Ah 1 No No Time-Base Counter Register
Counter-Compare Submodule Registers
CMPCTL 0Ch 1 No No Counter-Compare Control Register
CMPA 10h 1 Yes No Counter-Compare A Register
CMPB 16h 1 Yes No Counter-Compare B Register
Action-Qualifier Submodule Registers
AQCTLA 14h 1 No No Action-Qualifier Control Register for Output A (EPWMxA)
AQSFRC 18h 1 No No Action-Qualifier Software Force Register
AQCTLB 1Ah 1 No No Action-Qualifier Control Register for Output B (EPWMxB)
AQCSFRC 1Eh 1 Yes No Action-Qualifier Continuous S/W Force Register Set
Dead-Band Generator Submodule Registers
DBCTL 1Ch 1 No No Dead-Band Generator Control Register
DBFED 20h 1 No No Dead-Band Generator Falling Edge Delay Count Register
DBRED 22h 1 No No Dead-Band Generator Rising Edge Delay Count Register
Trip-Zone Submodule Registers
TZDCSEL 24h 1 No Yes Trip Zone Digital Compare Select Register
TZSEL 26h 1 No Yes Trip-Zone Select Register
TZEINT 28h 1 No Yes Trip-Zone Enable Interrupt Register
TZCTL 2Ah 1 No Yes Trip-Zone Control Register
TZCLR 2Ch 1 No Yes Trip-Zone Clear Register
TZFLG 2Eh 1 No No Trip-Zone Flag Register
TZFRC 32h 1 No Yes Trip-Zone Force Register
Event-Trigger Submodule Registers
ETSEL 30h 1 No No Event-Trigger Selection Register
ETFLG 34h 1 No No Event-Trigger Flag Register
ETPS 36h 1 No No Event-Trigger Pre-Scale Register
ETFRC 38h 1 No No Event-Trigger Force Register
ETCLR 3Ah 1 No No Event-Trigger Clear Register
PWM-Chopper Submodule Registers
PCCTL 3Eh 1 No No PWM-Chopper Control Register