Overview

Description

The RL78/I1D microcontroller has enhanced analog functions such as operational amplifiers, 12-bit A/D converter and window comparators. The MCU also supports very low power operation (124 uA @ 1 MHz) and a high speed 4µs wake up.

Features

  • CPU: RL78 core, Max. 24MHz
  • Voltage: 1.6V to 3.6V
  • Package: 24 to 32-pin QFN, 32 to 48-pin QFP, 20 to 30-pin SOP
  • Memory: SRAM Max. 3KB, Program Flash Max. 32KB

Comparison

Applications

Applications

  • Healthcare
  • Human Machine Interface
  • Office Security

Documentation

Design & Development

Software & Tools

Software & Tools

Software title
Software type
Company
Code Generator Plug-in
Automatic driver generation tool for internal peripheral I/O modules through GUI settings [Standard features for Renesas IDE "e² studio" and CS+] [Support MCU/MPU: RL78, V850, 78K, RX]
Code Generator Renesas
C Compiler Package for RL78 Family [CC-RL]
C Compiler Package for RL78 Family [IDE: CS+, e² studio]
Compiler/Assembler Renesas
E2 emulator [RTE0T00020KCE00000R]
On-chip debugging emulator. Also available as a flash memory programmer. [Support MCU/MPU: RA, RE, RH850, R-Car D1, RL78, RX, RISC-V MCU]
Emulator Renesas
E2 emulator Lite [RTE0T0002LKCE00000R]
On-chip debugging emulator. Also available as a flash memory programmer. [Support MCU/MPU: RA, RE, RL78, RX, RISC-V MCU]
Emulator Renesas
FAT File System [M3S-TFAT-Tiny] for the RL78 Family
FAT file system for RL78 Family
File System Renesas
PG-FP6
Flash memory programmer [Programming software: Dedicated GUI-based software, the "FP6 Terminal"] [Support MCU/MPU and devices: RA, RE, RX, RL78, RH850, RISC-V MCU, Renesas Synergy, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver, SuperH RISC engine, V850, 78K, R8C]
Programmer (Unit/SW) Renesas
Renesas Flash Programmer (Programming GUI)
Flash memory programming software [Support MCU/MPU and devices: RA, RE, RX, RL78, RH850, RISC-V MCU Renesas Synergy, DA1453x, DA1459x, DA1469x, DA1470x, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver, V850, 78K0R, 78K0]
Programmer (Unit/SW) Renesas
Crypto Library
Robust encode library to ensure security for all types of system developments
Security / Crypto Renesas
Code Flash Libraries (Flash Self Programming Libraries)
Libraries for the reprogramming of code area flash memory, including EEPROM emulation libraries for the code areas of 78K-family products
Self Programming Library (Flash Library) Renesas
QE for Current Consumption: A Dedicated Tool for Current Measurement
Development assistance tool helps to shorten the times taken in operations for the tuning of currents drawn. [Standard item in the "e² studio" and CS+ (CS+ for CC only) IDEs] [Support MCU/MPU: RX, RL78]
Solution Toolkit Renesas
Sound Playback/Compression System [M3S-S2-Tiny] for RL78 Family
Sound playback system for RL78 Family
Sound / Voice Renesas
AP4, Applilet
Peripheral I/O driver generator compatible with third-party compilers and GNU compiler (for RZ, V850, RX, RL78, and 78K)
Code Generator Renesas
Data Flash Libraries
Libraries for the reprogramming of data flash memory, including EEPROM emulation libraries for the data areas of RL78-family products
Self Programming Library (Flash Library) Renesas
Simulator for e² studio of RL78 Family
Simulator for RL78 Family [Support IDE: e² studio] (Note: This product is included in the Renesas IDE "e² studio" and is not available separately.)
Simulator Renesas
CS+
Renesas integrated development environment (IDE) [Support MCU/MPU: RH850, V850, RX, RL78, 78K0R, 78K0] (Note: CS+ is not generally promoted to U.S. and European customers.) (Note: To use Smart Configurator on CS+ for RL78/G23 and RX family MCUs, install the Smart Configurator for each MCU family separately downloading from ”Design & Support” > ”Development Tools” > ”Smart Configurator”)
IDE and Coding Tool Renesas
e² studio - information for RL78 Family
Eclipse-based Renesas integrated development environment (IDE).
IDE and Coding Tool Renesas
SPI/QSPI Serial Flash Memory, QSPI Serial Phase Change Memory Driver
Device Driver for SPI and QSPI Serial Flash Memory and QSPI Serial Phase Change Memory
Serial Memory Renesas
IAR Embedded Workbench for Renesas RL78
IAR Embedded Workbench provides extensive support for RL78 devices. IAR Embedded Workbench is a complete set of development tools with leading optimization technology for creating powerful automotive applications.
IDE and Coding Tool IAR Systems
Renesas IAR Embedded Workbench Device-Support-Packages
Renesas IAR Embedded Workbench Device-Support-Packages include all device-specific files to be used with the Embedded Workbench IDE.
IDE and Coding Tool Renesas
19 items

Software Downloads

Type Title Date
Other Log in to Download PDF 103 KB 日本語
1 item

Sample Code

Boards & Kits

Models

Videos & Training

RL78 Quick Solutions

The easy-to-build RL78 Quick Solutions feature Renesas' ultra-low power RL78 MCUs and analog devices. These solutions showcase device combinations that improve design performance and power efficiency to support your product development.