MMDVM Shield for STM32


En stock

UGS : Carte-MMDVM-STM32 Catégorie :

Description du produit

The MMDVM software is a fabulous development realized by Jonathan G4KLX which makes it possible to build a multimode digital amateur radio repeater. Indeed, it knows how to manage the DSTAR as well as the DMR, C4FM and P25. The MMDVM is the interface of transmitter and receiver stations, providing audio switching and filtering. (See installation description of MMDVM).

This electronic board to by solder is an electronic shield for an STM32 (STM32F446RE not available in our shop). It is the result of work of KI6ZUM, EB4FBZ, SP8NTH.

It is double sided and varnished with a professional-level quality.

It is interfaced via mini-DIN 6-pin connection (or via  with 7 pinhead ) to

  • a transmitter (TX channel)
  • a receiver (RX path)


The following features have been added to the previous MMDVM interface card running with an Arduino Due:

  • Measurement of RSSI signals sent by the receiver (with validation jumper)
  • An LED signaling the life of the deck (Live Led)
  • Four LEDs indicating the active mode (DStar, DMR, YSF, P25)
  • Integrated radio interface pins between the two mini-Din connectors
  • Switching to a single mini-Din connector Transmitter / Receiver
  • Nextion touch screen LCD interface
  • Four additional mounting brackets 3mm (50.00mm x 75.56mm)

Please note that this item is a blank electronic PCB without any component. No assembly service is offered. You can find the corresponding component kit in the shop.

Please note that by ordering on our website, you participate in a grouping order, with normaly elongated delivery time. More details are given on the Delivery tab. Please note that the collected funds are exclusively dedicated of both non-profit association. Its help in the development and maintenance of automatic systems (Repeaters).

Information Complémentaire

Poids 40 g
Dimensions 9 x 5.3 cm

About delivery (grouping orders)

By ordering this article in our shop , you will engage you in a group purchase. We will operate in 2 stages

1. You will be able to put in an order during the first stage.

Grouping orders are opened until the  30. November 2017

2. After this date, all grouped orders are sended by our supplier to our dispatch departement.  Then every individual order is pack up and send to the buyers.

We estimate to send out of the dispach 5 to 7 weeks after the end of reservation period. The transport delay is variable and have to be added to this date.

You will be informed on this shop when stages evolve , and also directly by an email when your order is sended in your direction.