SimpleLink™ Ethernet MSP432E401Y MCU Launchpad™ Development Kit


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The SimpleLink™ Ethernet MSP432E401Y microcontroller LaunchPad™ Development Kit is an intuitive evaluation platform for SimpleLink™ Arm® Cortex®-M4F-based Ethernet MCUs. The Ethernet LaunchPad development kit highlights the MSP432E401Y MCU with integrated Ethernet MAC and PHY and a wide variety of wired communication interfaces including USB-OTG, CAN, Quad-SPI (QSSI), I2C, SPI,  UART and other serial protocols. Featuring a 120MHz Arm Cortex-M4F CPU, 1MB of flash, 256kB of SRAM, and advanced cryptographic accelerators, MSP432E4 MCUs offer an ample amount of processing resources for developers to implement wired and wireless connectivity stacks and processing algorithms to develop robust Ethernet solutions. Developers can leverage a number of SimpleLink wireless MCU BoosterPack™ plug-in modules and SimpleLink software SDK plug-ins to seamlessly add wireless connectivity and cloud integration to the application to build IoT-ready, interoperable, and intelligent industrial gateway applications.

  • SimpleLink Ethernet MSP432E401Y 32-bit Arm Cortex-M4F MCU
  • 80 pin LaunchPad standard leveraging the BoosterPack ecosystem
  • On-board XDS-110 debug probe
  • Ethernet and USB-OTG
  • 2 user buttons and 4 LEDs for user interaction

  • 1x MSP-EXP432E401Y LaunchPad Development Kit
  • 1x Micro USB Cable
  • 1x Quick Start Guide

ESD protection & TVS surge diodes
TPD4S012 4-channel USB ESD solution with power clamp TPD6E004 Low-capacitance 6-channel +/-15 k-V ESD protection array for high-speed data interfaces


Linear regulators (LDO)
TPS796 1-A, low-dropout voltage regulator with enable


Shunt voltage references
LM4040 Fixed voltage, 45-µA, precision micropower shunt voltage reference


USB power switches & charging port controllers
TPS2052B 0.5A, dual channel, current-limited, power-distribution switches

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Start prototyping your design with MSP432E401Y LaunchPad™ development kit


Start prototyping your design with MSP432E401Y LaunchPad™ development kit with Bluetooth Low Energy BoosterPack™ Plug-in Module


Start prototyping your design with MSP432E401YLaunchPad™ development kit with Wi-Fi

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Development kit

MSP-EXP432E401Y – SimpleLink™ Ethernet MSP432E401Y MCU LaunchPad™ Development Kit

TI's Standard Terms and Conditions for Evaluation Items apply.

Design files

MSP-EXP432E401Y Hardware Design Files SLAR147.ZIP (6608 KB)

Technical documentation

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Type Title Date
* User guide SimpleLink™ Ethernet MSP432E401Y MCU LaunchPad™ Development Kit User's Guide (Rev. B) Sep. 11, 2018
More literature MSP-EXP432E401Y EC Declaration of Conformity (DoC) (Rev. A) Jan. 02, 2019
Technical articles An out-of-the-box Internet of Things: building a seamless and secure smart home network Jun. 12, 2018
White paper Reducing the cost, power and size of connectivity in industrial gateway designs Mar. 28, 2018
Technical articles Merging wired and wireless connectivity to build an intelligent gateway to the cloud Nov. 28, 2017
Datasheet MSP432E401Y SimpleLink™ Ethernet Microcontroller datasheet Oct. 26, 2017

Related design resources

Hardware development

CC3120BOOSTSimpleLink™ Wi-Fi® CC3120 wireless network processor BoosterPack™ plug-in module

Software development

SIMPLELINK-MSP432-SDKSimpleLink MSP432 Software Development Kit (SDK)
SIMPLELINK-SDK-BLUETOOTH-PLUGINBluetooth plug-in for the SimpleLink™ MSP432 SDK
SIMPLELINK-SDK-SENSOR-ACTUATOR-PLUGINSensor and Actuator Plug-ins for SimpleLink™ MCU SDKs

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