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Data Flash Driver

On-chip Flash Memory

Overview

These device drivers are used for storing data in the on-chip data flash memory of MCUs. These drivers allow the easy construction of data management systems which use the data flash memory.

Access to an MCU’s on-chip data flash memory in outline

Additional Details

Product Lineup

M3S-DATFRX

Data flash driver for RX family

M3S-DATFA

Data flash driver (standard version) for R8C/2x, R8C/1x, and M16C/Tiny Series (only for data flash embedded microcontrollers)

M3S-DATFB

Data flash driver (small version) for R8C/2x, R8C/1x, and M16C/Tiny Series (only for data flash embedded microcontrollers)

Support

Support Communities

  1. RH850 KM-S1 data flash driver code

    Hello, please provide driver code for data flash. thank you

    Dec 29, 2023
  2. No download link for data flash driver software (standard version) for R8C/2x

    There is no download link or App notes link provided for data flash driver software (standard version or small version) for R8C/2x on Renesas site.  Does any one has this driver software or a link to it? Thanks in advance.P.S.: The following link has the description ...

    May 7, 2010
  3. data flash driver application note (M3S-DATFA)

    I'm looking for M3S-DATFA application note i need to work on the same kind if any one has the same, please share it with me.Thanks and regards.

    Sep 21, 2011
View All Results from Support Communities (1023)

Knowledge Base

  1. There are no errors that appeared when using NC30 V.5 or earlier. Why?"

    ... /30 Series, M16C/Tiny Series, and M16C/20 Series" (M3S-MMCSLBM) "Multimedia Card/SD Memory Card for R8C Family" (M3S-MMCSLBR) "Data Flash Driver for M16C/60 Series and M16C/50 Series" (M3S-DATFJ) The conversion method of the object format and the linkage ...

    Oct 5, 2012
  2. RA Family: Data Flash memory rarely fails to erase or write when using the FSP driver

    ... workarounds described in this Technical Update: Workaround 1: Modify the clock settings to satisfy the conditions specified in the document. Workaround 2: Review the FSP driver implementation and insert a DSB (Data Synchronization Barrier) instruction at the relevant location. Workaround 3: Disable interrupts during flash erase and write operations. Suitable ...

    Sep 22, 2025
  3. How to create a project from scratch to use the Renesas Flash Driver RL78 Type 01 on RL78/G2x devices ?

    ... to use the Renesas Flash Driver RL78 Type 01 on RL78/G2x devices ?   Answer: To create a project from scratch to use the Renesas Flash Driver RL78 Type 01 on RL78/G2x devices, do the following steps:   1) Add the r_rfd_rl78_t01_dataflash and r_rfd ...

View All Results from Knowledge Base (28)
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