TMS570LS31 HDK User Guide
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2.6 S4, Power-On Reset Switch
TMS570LS3137 MCU has two resets: Warm Reset (RSTn) and Power-On Reset
(PORRSTn). Switch S4 is a momentary switch that asserts power on reset to the
TMS570LS3137 device. The POR condition is intended to reset all logic on the
device including the test/emulation circuitry.
2.7 S3, System Reset Switch
Switch S3 to assert a warm reset the TMS570LS3137 device. Warm reset does
not reset any test or emulation logic. The reset signal from window watchdog will
also assert a warm reset to MCU. The warm reset can be invoked by pushing
nRST button, or by RESET signals from XDS100 CPLD, ARM JTAG SREST.
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