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78K0R/Kx3

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16-bit Low-power Microcontrollers for General Purpose Applications (Non Promotion)

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NOTICE - The following device(s) are recommended alternatives:
RL78/G13 - Low Power, High Function Microcontrollers for General Purpose Applications
RL78/G14 - Low Power, High Function, General Purpose Microcontrollers for Motor Control, Industrial and Metering Applications

Overview

The 78K0R/Ix3 Group is supported only for customers who have already adopted these products. The RL78/G13, RL78G14 Groups are recommended for new designs.

Documentation

Design & Development

Software Downloads
Type Title Date
Software & Tools - Other
Applilet3 for 78K V1.02.00
Log in to Download ZIP 13.40 MB 日本語
Software & Tools - Other
Utility tool for MINICUBE2 wireless option V1.02
Log in to Download ZIP 777 KB 日本語
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ECAD Models

Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on the CAD Model links in the Product Options table. If a symbol or model isn't available, it can be requested directly from SamacSys.

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Support Communities

  1. Missing I2S support/documentation?

    Hello, I am thinking about using the R7FA6T1AB3CFM microcontroller for an audio synthesizer project of mine. I’m looking to buy them of Digi Key, where in the MCU’s feature list under “Peripherals” I2S is mentioned. (link to Digi key's product page) However, when I search for the ...

    Dec 26, 2021
  2. RL78 Self Programming Library for CubeSuite - does not exist?

    ... cointain flash programming code samples and RL78 Self Programming Library I found only for IAR.I've tried to use Self Programming Library Type01 for 78K0R/Kx3 (on wich apparently G13 is based) but CheckFLMD returns 0x01 and FlashBlockBlankCheck returns 0x05 (out of boundary).(I took PU000001 from https ...

    Aug 3, 2012
  3. Unable to configure SPI on Renesas RL 78 G14

    Bonjour,Hi everybody, I'm working on implementing Serial Peripheral Interface (SPI) from  the Renesas RL78 G14 (R5F104LE)  to acceloremeter.  .I'm using Renesas e2studio  and the Serial Array unit of the RL78 (CSI). if there is anyone could help me or send to me an example. Thaks. Merci

    Jan 16, 2015

FAQs

  1. Why are double channels used in UART?

    (1) I2C Transmitting and receiving are not done at the same time (half-duplex communication), so channel (shift register) is enough with 1. (2) 3-wire serial I/O mode It is possible to transmit and receive at the same time (full-duplex communication). Master and slave are ...

    Dec 26, 2017
  2. Can I use all the channels individually in unit 0?

    The device, can be used individually four channels in unit 0 on 3-wire serial I/O mode are 78K0R/KH3, KJ3 only. Unit Channel 78K0R/KE3 78K0R/KF3 78K0R/KG3 78K0R/KH3 78K0R/KJ3 0 0 CSI00 CSI00 CSI00 CSI00 CSI00 0 ...

    Dec 26, 2017