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SPEAr320 evaluation board for HMI applications
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The SPEAr320HMI application board is intended to be used in conjunction with a SPEAr320 CPU board1 to evaluate the SPEAr320 microprocessor with a variety of devices, especially in its SMII automation networking mode.

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Data Brief

Key Features

  • 1 x Ethernet RJ45 connector (ST802RT1A)
  • 1x LCD interface for 5.7” 640x480 EDT screen (ET057010DHU)
  • 1x Unified LCD interface (EDT displays with Unified interface)
  • 1x Resistive touch screen interface (STMPE811)
  • 2 x CAN DB9 plug connectors
  • 3 x RS232 DB9 plug connectors (ST3232EBTR)
  • Onboard temperature sensor and potentiometer (STMPE811)
  • 64 Kbit dual interface EEPROM: ISO 15693 and ISO 18000-3 mode 1 compliantcontactless interface + I2C (M24LR64)
  • 4 Gb NAND flash memory
  • PWM mono audio output
  • Analog extension connector featuring 8 ADC lines
  • General purpose extension connector with GPIOs and I2C functionality
  • Unified Power Line modem (PLM) connector
  • Raisonance Primer2 extension boards interface connector
  • DC/DC converter L7986A (+24V/+5V)
  • MicroSDcard socket
  • 4 LEDs
  • 2 general purpose buttons
  • System reset button

Design Resources


Technical Documentation

Product Specifications

Description Version Size
DB1269: EVALSPEAr320HMI SPEAr320 expansion board for HMI applications
1.1 144 KB

Technical Notes & Articles

Description Version Size
TN0559: Installing the SPEAr Linux Support Package (LSP 2.3.2)
1.1 64 KB

User Manual

Description Version Size
UM1045: EVALSPEAr320HMI SPEAr320 expansion board for HMI applications, revision 2
3.0 824 KB
UM1535: Getting started with SPEAr® Linux support package (LSP 3.2.5)
2.0 486 KB

Presentations & Training Material


Description Version Size
DLMS/COSEM solution for power-line communication
1.1 1,047 KB
Getting started with Linux OS for SPEAr eMPUs
2.4 107 KB

Hardware Resources

Board Manufacturing Specification

Description Version Size
EVALSPEAr320HMI Gerber files
2.1.0 268 KB
EVALSPEAr320HMI PCB dimensions and layout
2.1.0 99 KB
PCB trace length worksheet for SPEAr3xx evaluation boards
1.1.0 20 KB

Bill of Materials

Description Version Size
2.0.0 224 KB

Schematic Pack

Description Version Size
EVALSPEAr320HMI schematics
2.1.0 1,135 KB

Related Tools and Software

Related Tools and Software

Part Number Description
STSW-SPEAR007 STLinux for SPEAr Install Script and User Manual
STSW-SPEAR009 USB flasher for SPEAR

License Agreement

Description Version Size
Evaluation products license agreement
1.0 126 KB

Sample & Buy

Part Number Marketing StatusOrder From STUnit Price (US$)*
Distributor AvailabilityRoHS Compliance GradeDownload
Material Declaration**
EVALSPEAR320HMIActive-No availability reported, please contact our Sales officeEcopack1-

(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors
(**) The Material Declaration forms available on may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.
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