DISCO-F746NG

The STM32F746G-DISCO discovery board (32F746GDISCOVERY) is a complete demonstration and development platform for STMicroelectronics ARM® Cortex®-M7 core-based STM32F746NGH6 microcontroller.

Table of Contents

  1. Overview
  2. Microcontroller features
  3. Board features
  4. Board pinout
  5. Supported shields
  6. Getting started
  7. Technical references
  8. Known limitations
  9. Tips and Tricks

Overview

The STM32F746G-DISCO discovery board (32F746GDISCOVERY) is a complete demonstration and development platform for STMicroelectronics ARM® Cortex®-M7 core-based STM32F746NGH6 microcontroller.

Microcontroller features

  • STM32F746NGH6 in TFBGA216 package
  • ARM®32-bit Cortex®-M7 + FPU + Chrom-ART Accelerator
  • 216 MHz max CPU frequency
  • VDD from 1.7 V to 3.6 V
  • 1024 KB Flash
  • 320 KB SRAM
  • GPIOs (168) with external interrupt capability
  • 12-bit ADCs with 24 channels (3)
  • 12-bit DAC channels (2)
  • USART/UART (8)
  • I2C (4)
  • SPI (6)
  • Advanced-control Timer (2)
  • Low-power Timer (1)
  • General Purpose Timers (12)
  • Watchdog Timers (2)
  • CAN 2.0B active (2)
  • SAI (2)
  • USB 2.0 OTG HS
  • USB 2.0 OTG FS
  • Ethernet
  • SDMMC
  • Camera interface
  • Random Generator (TRNG for HW entropy)
  • LCD-TFT

Board features

This discovery board offers everything required for users to get started quickly and develop applications easily. The full range of hardware features on the board helps to evaluate almost all peripherals and develop your own applications.

  • USB OTG HS, USB OTG FS
  • Ethernet 10/100Mb
  • MicroSD card
  • USART
  • SAI audio DAC stereo with audio jack input and output
  • MEMS digital microphones
  • SDRAM
  • Quad-SPI Flash memory
  • 4.3-inch color LCD-TFT with a capacitive multi-touch panel
  • SPDIF RCA input
  • 1 user LED
  • 1 user button
  • Arduino Uno V3 connectors make it possible to easily connect extension shields or a daughterboard for your specific application.
  • The integrated ST-LINK/V2-1 provides an embedded in-circuit debugger and programmer for the STM32 MCU.

Board pinout

Pins Legend

/media/uploads/bcostm/pinout_legend_2017-06-28-2.png

You can find more details on the available pins and labels in the PeripheralPins.c and PinNames.h files.

These files can be found in:

  • ARMmbed/mbed-os repository on GitHub (up-to-date version, used with mbed CLI commands)

https://github.com/ARMmbed/mbed-os/blob/master/targets/TARGET_STM/TARGET_STM32F7/TARGET_STM32F746xG/TARGET_DISCO_F746NG/

  • mbed-dev library in developer.mbed.org (source files of the mbed library used on mbed compiler IDE)

https://developer.mbed.org/users/mbed_official/code/mbed-dev/file/default/targets/TARGET_STM/TARGET_STM32F7/TARGET_STM32F746xG/TARGET_DISCO_F746NG/

/media/uploads/adustm/disco_f746ng_mbed_pinout_v5.png

Supported shields

ST X-NUCLEO boards

See Matrix of tested boards.

Other Non-ST boards

See here

Getting started

Nucleo ST-LINK/V2-1 driver installation and firmware upgrade

  • Install the ST-LINK/V2-1 driver before connecting the Nucleo board to your PC the first time. Follow this LINK for all details.
  • For optimum performances, ensure that the Nucleo ST-LINK/V2-1 firmware is upgraded to the latest version. Follow this LINK for all details.

Technical references

For more information, please refer to:

Known limitations

The following section describes known limitations of the platform. Note that general issues are tracked into the mbed repository available on GitHub.

This platform does not present any limitation.

Tips and Tricks

Find more information in ST WIKI pages.

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