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SPEAr320S HMI evaluation board
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The EVALSP320SHMI expansion board is intended to be used in conjunction with a SPEAr320S CPU board (sold separately: order code EVALSP320SCPU) to evaluate the SPEAr320S microprocessor with a variety of devices, especially in its HMI automation mode.

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Data Brief

Key Features

  • 2 x Ethernet RJ45 connectors (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
  • I2S stereo audio input and output
  • Analog extension connector featuring 8 ADC lines
  • General purpose extension connector with GPIOs and I2C functionality
  • Unified Power Line modem (PLM) connector
  • DC/DC converter L7986A (+24V/+5V)
  • MicroSDcard socket
  • 3 LEDs
  • 2 general purpose buttons
  • System reset button

Design Resources


Technical Documentation

Product Specifications

Description Version Size
DB1631: SPEAr320S expansion board for HMI applications
1.0 127 KB

User Manual

Description Version Size
UM1533: EVALSP320SHMI expansion board for HMI applications, revision 2
1.0 664 KB
UM1535: Getting started with SPEAr® Linux support package (LSP 3.2.5)
2.0 486 KB

Release Notes

Description Version Size
RN0081: Linux support package (LSP) v3.2.3 for SPEAr eMPU family
2.0 218 KB
RN0082: Linux support package (LSP) v3.2.5 for SPEAr eMPU family
1.0 237 KB

Presentations & Training Material


Description Version Size
Getting started with Linux OS for SPEAr eMPUs
2.4 107 KB

Hardware Resources

Board Manufacturing Specification

Description Version Size
PCB trace length worksheet for SPEAr3xx evaluation boards
1.1.0 20 KB

Related Tools and Software

Related Tools and Software

Part Number Description
STSW-SPEAR011 Root Filesystem Flash Image for serial NOR
STSW-SPEAR010 Root Filesystem Flash Image for NAND (small page)
STSW-SPEAR012 Root Filesystem Flash Image for NAND (large page)
STSW-SPEAR013 EVALSP320SHMI Flash Images (XLoader/U-Boot/Linux)

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**
EVALSP320SHMIActive-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.