Datasheet

TMS570LS1224
www.ti.com SPNS190B –OCTOBER 2012–REVISED FEBRUARY 2015
4.3.2.5 Enhanced Pulse-Width Modulator Modules (ePWM)
Table 4-24. ZWT Enhanced Pulse-Width Modulator Modules (ePWM)
TERMINAL
SIGNA Reset Pull
PULL TYPE DESCRIPTION
337
L TYPE State
SIGNAL NAME
ZWT
GIOA[5]/EXTCLKIN/EPWM1A/N2HET1_PIN_nDIS B5 Output Pull Down None Enhanced PWM1 Output A
GIOA[6]/N2HET2[4]/EPWM1B H3 Enhanced PWM1 Output B
N2HET1[11]/MIBSPI3NCS[4]/N2HET2[18]/EPWM1SYNCO E3 External ePWM Sync Pulse
Output
N2HET1[16]/EPWM1SYNCI/EPWM1SYNCO A4 Input Fixed 20 µA External ePWM Sync Pulse
Pull Up Input
GIOA[7]/N2HET2[6]/EPWM2A M1 Output None Enhanced PWM2 Output A
N2HET1[0]/SPI4CLK/EPWM2B K18 Enhanced PWM2 Output B
N2HET1[2]/SPI4SIMO[0]/EPWM3A W5 Enhanced PWM3 Output A
N2HET1[5]/SPI4SOMI[0]/N2HET2[12]/EPWM3B V6 Enhanced PWM3 Output B
MIBSPI5NCS[0]/EPWM4A E19 Pull Up Enhanced PWM4 Output A
N2HET1[4]/EPWM4B B12 Pull Down Enhanced PWM4 Output B
N2HET1[6]/SCIRX/EPWM5A W3 Enhanced PWM5 Output A
N2HET1[13]/SCITX/EPWM5B N2 Enhanced PWM5 Output B
N2HET1[18]/EPWM6A J1 Enhanced PWM6 Output A
N2HET1[20]/EPWM6B P2 Enhanced PWM6 Output B
N2HET1[9]/N2HET2[16]/EPWM7A V7 Enhanced PWM7 Output A
N2HET1[7]/N2HET2[14]/EPWM7B T1 Enhanced PWM7 Output B
MIBSPI3NCS[3]/I2C_SCL/N2HET1[29]/nTZ1 C3 Input Pull Up Fixed 20 µA Trip Zone Inputs 1, 2 and 3.
Pull Up These signals are either
MIBSPI3NCS[2]/I2C_SDA/N2HET1[27]/nTZ2 B2
connected asynchronously to
N2HET1[10]/nTZ3 D19 Pull Down
the ePWMx trip zone inputs,
or double-synchronized with
VCLK4, or double-
synchronized and then
filtered with a 6-cycle
VCLK4-based counter before
connecting to the ePWMx
trip zone inputs.
Copyright © 2012–2015, Texas Instruments Incorporated Terminal Configuration and Functions 27
Submit Documentation Feedback
Product Folder Links: TMS570LS1224