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Overview

Description

MC-COM is a communication board for serial communication with Renesas MCUs. It can be connected to various CPU boards equipped with RA or RX microcontrollers. Since the communication signals are electrically isolated, motor control evaluation and debugging can be performed safely.

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  1. MC-COM Software

    Hello. I want to make a motor driver. I print my own cards. At the same time, I want to make your MC_COM card and produce all of them. How can I access the software file of this card? How can I run it? TRANSLATE with x English Arabic ...

    Feb 21, 2025
  2. Dynamically changing the uart callback function

    ... and the boot mode pin are held low and then the RST pin is brought high.  The problem is that in boot mode, the ARM MCU communicates using its own protocol - not SLIP.  I was planning to just write a different uart callback for boot mode and swap it in ...

    Nov 6, 2019
  3. A New MCU Guide App Now Available for iOS and Android!

    ... the App stores. You can quickly find the right MCU for your designs with native parametric or part number search and connect to the Renesas MCU community to get tips on deploying RA, RX, RL78 and Synergy MCUs. Features of the MCU Guide App: Easy-to-use MCU selection guide ...

    May 19, 2021
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Knowledge Base

  1. Where to find know-errors and workaround for RUHMI AI MCU compiler

    Last Updated: 04/20/2026 Question: Where can I find documentation on known issues and workarounds for the RUHMI AI MCU compiler? Answer: Renesas maintains a live Known Issues and Workarounds directory within the official GitHub repository. This resource is frequently updated to help users troubleshoot common compilation ...

    Apr 20, 2026
  2. Error message-Boot Failed-Communication Timeout Error_E8a_E8_E7

    ... E8/E7) emulator will also not operate normally.This could be caused by one of the following: (note that pin availability differs according to MCU)Common to all MCUs  The MCU input clock is not within specifications or the crystal oscillator is not oscillating correctly. The MCU operating voltage ...

    Oct 11, 2017
  3. RA Family: Troubleshooting & Configuration Guide for FSP USB Composite with Mass Storage Class

    ... or PHID + PMSC) and configuring PMSC stack with the r_usb_basic module linking, users can configure USB Composite with PMSC reliably. This avoids unsupported MCU combinations and prevents the R_USB_Open() failures caused by missing basic driver context during PMSC media initialization. Reference RA Flexible Software Package Documentation ...

    Jul 3, 2026
View All Results from Knowledge Base (4)
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