Out of Stock

STLINK-V3MODS Programmer (H40Rx)


STLINK-V3MODS Programmer

Stage: Production

Out of stock


H40Rx is a programmer module which contains STLINK-V3MODS stand-alone debugging and programming mini probe for STM32 microcontrollers (Hexabitz modules and other MCUs).

It supports the SWD (Serial Wire Debugging) interface for the communication with any STM32 microcontroller located on an application board.

It also provides bridge interfaces to several communication protocols, allowing for instance the programming of the target through bootloader.



  • STLINK-V3MODS debugging and programming probe for STM32 microcontrollers (STM32F723xx):
    • Arm Cortex-M7 32-bit RISC core operating at up to 216 MHz.
    • A Flash memory up to 512 Kbytes, 256 Kbytes of SRAM.
  • SWD interface.


  • Four array ports and Four power ports (+3.3V and GND).

Physical Properties

  • Shape: Hexagon
  • Size: 30 mm short diagonal, 17.32 mm side
  • Area: 7.8 cm^2
  • Weight: 1.3 g
  • Soldermask Color: Dark green
  • Surface Finish: ENIG (gold) or HASL-LF (tin)


Please visit this product projects on Hackster.io network.



Quickstart Guide

Download a PDF version here.


Frequently Asked Questions


Have more questions? Please check our main FAQ page and feel free to contact us for any unanswered questions.


  • Schematics (PDF)
  • Hardware Design Files (Eagle)
  • Documentation / Factsheet (PDF)
  • Projects & Examples: Please check our account on Hackster.io for demo projects and examples.