RL78/H1D

Renesas MCU Guide

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Overview

The RL78/H1D microcontroller includes high precision analog functions such as Delta-Sigma A/D converter, SAR A/D converter, Programmable Gain amplifiers, Operational amplifier, and 8-bit/12-bit D/A converter. It also has a built-in LCD controller/driver which makes the RL78/H1D well suited for healthcare devices, especially blood pressure monitor.

CPU: RL78 core, Max. 24MHz
Voltage: 1.8V to 5.5V
Package: 64-pin BGA, 48 to 80-pin LFQFP
Memory: SRAM Max. 8KB, Program Flash Max. 128KB
Timer: 16-bit Timer (ch) x 9, 8-bit Timer (ch) x 6, Watchdog Timer (ch) x 1, 12-bit Interval Timer x 1 ch, Sampling output Timer Detectorx 6ch input,3ch output, external signal samplerx 1ch
PWM: PWM Output x 7
Analog function: 10-bit A/D Converter (ch) x 3, Delta-Sigma A/D Converter, 8-bit D/A Converter (ch) x 1, 12-bit D/A Converter (ch) x 1
On-chip Oscillator Freq. (MHz): High-Speed: 24, 16, 12, 8, 6, 4, 3, 2, 1MHz
Low-speed: 15kHz
Others: RTC, Power-On Reset, Low Voltage Detection

	Blood Pressure Monitor
	Gas Meter
	IR Contactless Thermometer
	TMR Sensor-Based Flow Meter
	Water Meter

Applications

Healthcare
Metering

Documentation

Title	Type	Date
RL78/H1D Datasheet Rev.1.00 PDF1.52 MB	Datasheet	Apr 13, 2018
RL78/H1D User's Manual: Hardware Rev.1.00 PDF15.85 MB日本語	Manual - Hardware	Apr 13, 2018
RL78 Family Open Source FAT File System M3S-TFAT-Tiny: Introduction Guide Rev.2.01 PDF294 KB日本語 Related Files: Sample Code	Application Note	Nov 9, 2022
RL78 Family SPI mode MultiMediaCard Driver: Introduction Guide Rev.2.01 PDF556 KB日本語 Related Files: Sample Code	Application Note	Nov 9, 2022
RL78 Family FFT Library: Deployment Guide Rev.1.07 PDF305 KB日本語 Related Files: Sample Code	Application Note	Sep 26, 2022
RL78 Family RL78 Digital Signal Controller Library - Filter Rev.2.03 PDF961 KB日本語 Related Files: Sample Code	Application Note	Sep 26, 2022
RL78 Family M3S-S2-Tiny: Introduction Guide Rev.2.01 PDF237 KB日本語 Related Files: Sample Code	Application Note	Sep 16, 2022
RX Family, RL78 Family, 78K0R/Kx3-L Macronix International MX25/66L Family Serial NOR Flash Memory Control Software Rev.1.04 PDF890 KB日本語 Related Files: Sample Code	Application Note	Aug 4, 2022
How to use CUnit in e² studio (CC-RX) PDF772 KB日本語	Application Note	Jul 12, 2022
How to use CUnit in e² studio (GCC for RX) PDF998 KB日本語	Application Note	Jul 12, 2022
RL78 Family SHA Hash Function Library: Introduction Guide Rev.2.01 PDF271 KB日本語 Related Files: Sample Code	Application Note	Jun 30, 2022
e² studio Creating and executing build CMake project PDF1.11 MB日本語	Application Note	Jun 28, 2022
How to automate CUnit tests in e² studio and Jenkins PDF2.26 MB日本語	Application Note	Jun 15, 2022
RL78 Software Porting Guide RL78/G13 sample code porting (CC-RL) (CS+, e2 studio) Rev.1.00 PDF5.64 MB日本語	Application Note	Apr 4, 2022
Smart Configurator, Code Generator Project Porting Procedures for CS+ and e² studio PDF1.42 MB日本語	Application Note	Mar 7, 2022
Integrated Development Environment e² studio: How to use EGit in e² studio Rev.1.01 PDF1.79 MB日本語	Application Note	Jul 26, 2021
LIN Controller Usage: Applications and Frequently Asked Questions Rev.2.01 PDF1.03 MB	Application Note	Jan 5, 2021
7-Segment LED Lighting Control (Arduino API) Rev.1.00 PDF951 KB日本語 Related Files: RL78/G14 7-Segment LED Lighting Control (Arduino API) Rev.1.00	Application Note	Jul 10, 2020
Arduino API Introduction Guide Rev.1.00 PDF1.65 MB日本語	Application Note	Jun 30, 2020
IEC60730/60335 Self Test Library of CARL78 for RL78 MCU extended Application Notes (R01AN4823EJ0110) Rev.1.10 PDF2.36 MB日本語 Related Files: IEC60730/60335 Self Test Library of CARL78 for RL78 MCU extended Application Notes - Sample Code (r01an4823ej0110)	Application Note	Oct 9, 2019
IEC60730/60335 Self Test Library of CCRL78 for RL78 MCU extended Application Notes (R01AN4819EJ0110) Rev.1.10 PDF2.09 MB日本語 Related Files: IEC60730/60335 Self Test Library of CCRL78 for RL78 MCU extended Application Notes - Sample Code (r01an4819ej0110)	Application Note	Oct 9, 2019
CAN Controller Usage: Applications and Frequently Asked Questions Rev.2.03 PDF1.81 MB	Application Note	May 15, 2019
Random Number Generator Rev.1.02 PDF560 KB	Application Note	Nov 28, 2018
IEC60730/60335 Self Test Library of CCRL78 for RL78 MCU Application Notes (R01AN4822EJ0210) PDF3.59 MB日本語 Related Files: Sample Code	Application Note	Feb 8, 2018
RL78 Software Migration Guide Source Code Migration from Assembly Language to C Language CC-RL Rev.1.01 PDF1.64 MB日本語, 简体中文	Application Note	Jan 23, 2018
Current Consumption Tuning Solution for RL78 family (E2 Emulator, e² studio) Rev.1.00 PDF2.07 MB日本語	Application Note	Jul 16, 2017
Current Consumption Tuning Solution for RL78 family (E2 Emulator,CS+) Rev.1.00 PDF1.91 MB日本語	Application Note	Jul 16, 2017
IAR Embedded Workbench for RL78 Programming Techniques Rev.1.00 PDF701 KB	Application Note	Apr 14, 2017
RL78 Family C compiler CC-RL Programming Techniques Rev.1.10 PDF1.21 MB日本語	Application Note	Apr 10, 2017
Replacement Guide for R8C Family to RL78 Family (CcnvNC30) Rev.1.00 PDF987 KB日本語, 简体中文 Related Files: Sample Code R8CファミリからRL78ファミリへの置き換えガイド(CcnvNC30) Rev.1.00 - Sample Code 从R8C转至RL78的迁移指南（CcnvNC30） Rev.1.00 - Sample Code	Application Note	Dec 22, 2016
Replacement Guide from 78K0 Family to RL78 Family (CcnvCA78K0) Rev.1.00 PDF1.47 MB日本語, 简体中文 Related Files: Sample Code 从78K0转至RL78的迁移指南（CcnvCA78K0） Rev.1.00 - Sample Code	Application Note	Nov 8, 2016
RL78 Software Migration Guide Migrating from CA78K0R to CC-RL (CS+) Rev.1.00 PDF3.19 MB日本語, 简体中文	Application Note	Feb 26, 2016
Application execution in RAM (RL78) Rev.1.00 PDF792 KB	Application Note	Apr 2, 2014
RL78 Family CubeSuite+ Startup Guide Rev.1.00 PDF1.04 MB日本語	Application Note	Aug 24, 2012
RL78 Minimizing Power Consumption when Sensing Switch Inputs Rev.1.00 PDF104 KB	Application Note	Jan 12, 2012
RL78 Family Notes and Countermeasures Against Noise Rev.1.00 PDF230 KB日本語, 简体中文	Application Note	Oct 4, 2011
RL78 Bootloader - One Image (R11AN0470EU0100) Rev.1.00 PDF690 KB Related Files: RL78 Bootloader - One Image (D6004601) Rev.1.00 - Sample Code	Application Note	Aug 31, 2010
Building Automation Brochure PDF19.79 MB日本語	Brochure	Dec 21, 2022
RL78 Family Selection Guide PDF1.20 MB日本語	Brochure	Sep 30, 2021
RL78 Microcontrollers PDF5.80 MB	Brochure	Jun 15, 2017
Powered Up and Ready to Go Renesas/Intersil Joint Brochure PDF5.27 MB	Brochure	May 24, 2017
RL78The True Low Power Microcontroller Platform PDF1.10 MB	Brochure	Mar 15, 2017
Renesas General-Purpose Microcontrollers/Microprocessors Lineup Catalog PDF6.12 MB日本語	Brochure	Oct 30, 2015
Renesas RL78 Family MCU PDF4.62 MB	Brochure	Apr 30, 2014
[Flyer] E2Emulator[RTE0T00020KCE00000R] PDF303 KB日本語, 简体中文	Flyer	Mar 24, 2022
RL78 Family Microcontrollers Brochure PDF4.89 MB日本語	Flyer	May 20, 2021
Renesas Software and Tools Flash Memory Programmer PG-FP6 PDF417 KB日本語, 简体中文	Flyer	Mar 16, 2020
RL78 - The Ultimate Low Power Microcontroller Platform PDF3.57 MB	Flyer	Feb 1, 2012
Semiconductor Reliability Handbook PDF14.70 MB日本語	General Reliability Literature	Jan 30, 2017
RL78 Family Product Part Number Guide PDF131 KB	Guide	Aug 30, 2022
RL78 Software Migration Guide CS+ to e2 studio Migration (CC-RL) PDF3.23 MB日本語	Guide	Feb 29, 2016
CC-RL C++14 Technical Preview Version User's Manual PDF415 KB日本語	Manual - Development Tools	Jan 20, 2023
CS+ Integrated Development Environment User's Manual: CC-RL Build Tool Operation PDF2.78 MB日本語	Manual - Development Tools	Jan 20, 2023
E1/E20/E2 Emulator, E2 Emulator Lite Additional Document for User's Manual (Notes on Connection of RL78) PDF1.13 MB日本語	Manual - Development Tools	Jan 20, 2023
CC-RL Compiler User's Manual PDF4.10 MB日本語	Manual - Development Tools	Dec 1, 2022
PG-FP6 フラッシュメモリプログラマご使用の前に / PG-FP6 Flash Memory Programmer Preparation before Use PDF206 KB	Manual - Development Tools	Jul 1, 2022
CS+ V8.06.00 Integrated Development Environment User's Manual: Analysis Tool Rev.1.00 PDF2.67 MB日本語	Manual - Development Tools	Jul 20, 2021
CS+ V8.06.00 Integrated Development Environment User's Manual: Editor Rev.10.00 PDF1.18 MB日本語	Manual - Development Tools	Jul 20, 2021
CS+ V8.06.00 Integrated Development Environment User's Manual: Message Rev.10.00 PDF1.19 MB日本語	Manual - Development Tools	Jul 20, 2021
CS+ V8.06.00 Integrated Development Environment User's Manual: Project Operation Rev.1.00 PDF5.56 MB日本語	Manual - Development Tools	Jul 20, 2021
CS+ V8.06.00 Integrated Development Environment User's Manual: Python Console Rev.10.00 PDF1.51 MB日本語	Manual - Development Tools	Jul 20, 2021
CS+ V8.06.00 Integrated Development Environment User's Manual: RL78 Debug Tool Rev.1.00 PDF6.08 MB日本語	Manual - Development Tools	Jul 20, 2021
e² studio User's Manual : Quick Start Guide for RX, RL78, RH850 Family Rev.1.00 PDF3.88 MB	Manual - Development Tools	May 31, 2021
RL78 Family Self RAM list of Flash Self Programming Library Rev.3.05 PDF188 KB日本語	Manual - Development Tools	Feb 5, 2021
CS+ V8.05.00 Integrated Development Environment User's Manual: Message Rev.1.00 PDF1.11 MB日本語	Manual - Development Tools	Jan 20, 2021
CS+ V8.05.00 Integrated Development Environment User's Manual: Project Operation Rev.1.00 PDF5.55 MB日本語	Manual - Development Tools	Jan 20, 2021
CS+ V8.05.00 Integrated Development Environment User's Manual: Python Console Rev.1.00 PDF1.50 MB日本語	Manual - Development Tools	Jan 20, 2021
CS+ V8.05.00 Integrated Development Environment User's Manual: RL78 Debug Tool PDF5.66 MB日本語	Manual - Development Tools	Jan 20, 2021
Floating License Server V2.04.00 User's Manual Rev.1.00 PDF1.13 MB日本語	Manual - Development Tools	Jan 20, 2021
CS+ V8.04.00 Integrated Development Environment User's Manual: Editor Rev.1.00 PDF1.18 MB日本語	Manual - Development Tools	Jun 1, 2020
RTE0T00020KCAC0000J User's Manual User-system Interface Cable for the E2 Emulator (20-20 pins) PDF309 KB日本語	Manual - Development Tools	Oct 16, 2019
CS+ V8.02.00 Integrated Development Environment User's Manual: Installer Rev.1.00 PDF413 KB日本語	Manual - Development Tools	Jun 1, 2019
PG-FP5 V2.17 Flash Memory Programmer User's Manual Common PDF2.09 MB日本語	Manual - Development Tools	Mar 29, 2019
PG-FP5 V2.17 Flash Memory Programmer User's Manual RL78, 78K, V850, RX100, RX200, RX61x, RX62x, RX63x, R8C, SuperH PDF1.60 MB日本語	Manual - Development Tools	Mar 29, 2019
CS+ V8.01.00 Integrated Development Environment User's Manual: Analysis Tool Rev.1.00 PDF2.73 MB日本語	Manual - Development Tools	Nov 1, 2018
RL78 Family Data Flash Library Type04 User's Manual Rev.1.06 PDF969 KB日本語	Manual - Development Tools	Oct 31, 2018
RL78 Family Flash Self Programming Library Type01 User's Manual Rev.1.05 PDF1.42 MB日本語	Manual - Development Tools	Oct 31, 2018
CS+ Code Generator Tool Integrated Development Environment User's Manual: Peripheral Function Operation Rev.1.10 PDF2.03 MB日本語	Manual - Development Tools	Nov 1, 2017
CS+ Code Generator Tool Integrated Development Environment User's Manual: Pin View Rev.1.10 PDF1.57 MB日本語	Manual - Development Tools	Nov 1, 2017
CS+ V5.00.00 Integrated Development Environment User's Manual: Updater[CS+ for CC] Rev.1.00 PDF850 KB日本語	Manual - Development Tools	Dec 1, 2016
RI78V4 V2.00.00 Real-Time Operating System User's Manual: Analysis Rev.1.01 PDF817 KB日本語	Manual - Development Tools	Mar 31, 2016
E1/E20 Emulator User's Manual Rev.4.01 PDF1.53 MB日本語	Manual - Development Tools	Mar 15, 2016
RL78 Family EEPROM Emulation Library Pack02 Japanese Release User's manual Rev.1.01 PDF1.58 MB日本語	Manual - Development Tools	Feb 29, 2016
RI Series Real-Time Operating System User's Manual: Start Rev.1.06 PDF524 KB日本語	Manual - Development Tools	Jan 29, 2016
RL78 Family EEPROM Emulation Library Pack01 Japanese Release user's manual Rev.1.03 PDF2.16 MB日本語	Manual - Development Tools	Jan 29, 2016
CC-RL C Compiler for RL78 Family Coding Techniques Rev.1.00 PDF542 KB日本語	Manual - Development Tools	Dec 28, 2015
RI Series Real-Time Operating System User's Manual: Message Rev.1.05 PDF157 KB日本語	Manual - Development Tools	Sep 30, 2015
RI78V4 Real-time OS for RL78 Family (Suppoeted by CS+) Trial Software Further note Rev.1.00 PDF128 KB日本語	Manual - Development Tools	Jun 1, 2015
RI78V4 V2.00.00 Real-Time Operating System User's Manual: Coding PDF1.56 MB日本語	Manual - Development Tools	Mar 25, 2015
RI78V4 V2.00.00 Real-Time Operating System User's Manual: Debug Rev.1.00 PDF981 KB日本語	Manual - Development Tools	Mar 25, 2015
CS+ V3.00.00 Integrated Development Environment User's Manual: RL78 Pin Configurator[CS+ for CA,CX] Rev.1.00 PDF817 KB日本語	Manual - Development Tools	Aug 1, 2014
R0E000010ACB20 User's Manual (Isolator for E1 Emulator) PDF327 KB日本語	Manual - Development Tools	Dec 1, 2013
Safety Precautions (Power cord and AC adapter)QB-COMMON-PW for IECUBE series and PG-FP5 Information PDF132 KB日本語	Manual - Development Tools	Jul 3, 2013
RI78V4 Real-time OS User's Manual: Coding PDF1.39 MB日本語	Manual - Development Tools	Apr 1, 2012
RI78V4 Real-time OS User's Manual: Debug Rev.1.01 PDF458 KB日本語	Manual - Development Tools	Apr 1, 2012
RI78V4 Real-time OS User's Manual: Analysis Rev.1.00 PDF834 KB日本語	Manual - Development Tools	Apr 1, 2011
R0E000010CKZ11 User's Manual (Small Connector Conversion Adapter for E1 Emulator) PDF178 KB日本語	Manual - Development Tools	Jan 17, 2011
RL78 Family User's Manual: Software Rev.2.30 PDF1.30 MB日本語	Manual - Hardware	Apr 22, 2022
LGA Mounting Manual PDF1.02 MB日本語	Manual - Hardware	Mar 19, 2014
RL78 Family DALI-2 Control Gear Library User's Manual: Basic (102) PDF1.14 MB日本語	Manual - Software	Nov 1, 2022
RL78 Family DALI-2 Control Gear Library User's Manual: Colour control (209Tc) PDF878 KB日本語	Manual - Software	Nov 1, 2022
RL78 Family DALI-2 Control Gear Library User's Manual: LED (207) PDF1.21 MB日本語	Manual - Software	Nov 1, 2022
RL78 Family DALI-2 Input Device Library User's Manual: Basic (103) PDF1.35 MB日本語	Manual - Software	Nov 1, 2022
Embedded Workbench® for RL78 V2.xx/V3.xx/ V4.xx Operating Precautions Rev.1.38 PDF842 KB	Other	Nov 16, 2022
Semiconductor Package Mount Manual PDF10.28 MB日本語, 简体中文	Other	Dec 27, 2018
Unification of a JEDEC tray and a embossed carrier tape for LQFP package (Additional Information & Correction) PDF4.86 MB日本語	Product Change Notice	Jan 23, 2018
Unification of a JEDEC tray and a embossed carrier tape for LQFP package ( PC-WRP-A001B/E ) PDF3.74 MB日本語	Product Change Notice	Mar 8, 2017
Unification of a JEDEC tray and a embossed carrier tape for LQFP package ( PC-WRP-A001A/E ) PDF1.46 MB日本語	Product Change Notice	Jul 1, 2016
PG-FP5 Flash Memory Programmer Setup Manual PDF150 KB日本語	Quick Start Guide	Oct 3, 2016
e² studio 2023-01 Release Note PDF3.02 MB	Release Note	Jan 20, 2023
RL78 Compiler CC-RL V1.12.00 Release Note PDF248 KB日本語	Release Note	Dec 1, 2022
e² studio 2022-10 Release Note PDF2.64 MB	Release Note	Oct 20, 2022
RL78 Compiler CC-RL V1.11.00 Release Note PDF373 KB日本語	Release Note	Jan 16, 2022
e² studio 2022-01 Release Note PDF2.87 MB	Release Note	Jan 11, 2022
e² studio 2021-10 Release Note PDF2.32 MB	Release Note	Nov 18, 2021
Code Generator for RL78 CS+ Code Generator for RL78 (CS+ for CC/CA,CX) V2.21.00, e2 studio Code Generator Plug-in V2.18.0, AP4 for RL78 V1.20.00, Applilet3 for RL78 V1.20.00 Release Note PDF1.06 MB日本語	Release Note	Oct 15, 2021
CS+ Instruction Simulator for RH850 V5.04.00 Release Note PDF154 KB日本語	Release Note	Jul 20, 2021
CS+ Integrated Development Environment　Package V8.06.00　Release Note PDF1.32 MB日本語	Release Note	Jul 20, 2021
CS+ for CC V8.06.00 Release Note PDF351 KB日本語	Release Note	Jul 20, 2021
CS+ for CA,CX V4.06.00 Release Note PDF593 KB日本語	Release Note	Jul 1, 2021
e² studio 2021-07 Release Note PDF3.00 MB	Release Note	Jul 1, 2021
RL78 Family Real-time OS RI78V4 V2.00.00 Release Notes PDF1.10 MB日本語	Release Note	May 17, 2021
RL78 Compiler CC-RL V1.10.00 Release Note PDF290 KB日本語	Release Note	Jan 16, 2021
Renesas Flash Programmer V3.06.02 Release Notes PDF324 KB日本語	Release Note	Jun 30, 2020
e² studio V7.8.0 Release Note PDF1.26 MB	Release Note	Apr 14, 2020
CS+ RL78 Compiler CC-RL V1.09.00 Release Note PDF151 KB日本語	Release Note	Dec 1, 2019
RL78 Compiler CC-RL V1.09.00 Release Note PDF110 KB日本語	Release Note	Dec 1, 2019
RL78 Family Data Flash Library Type04 Package Ver.2.00 (for the CA78K0R/CC-RL Compiler) Release Note in Japan and Other Asian Countries Pack 02 (Japan Release) PDF730 KB日本語	Release Note	Oct 25, 2018
RL78 Family Flash Self-Programming Library Type01 Package Ver.3.00 (for the CA78K0R/CC-RL Compiler) Release Note in Japan and Other Asian Countries Pack 02 (Japan Release) PDF860 KB日本語	Release Note	Oct 25, 2018
Parameter Files for PG-FP5 Release Note PDF514 KB日本語	Release Note	Oct 1, 2018
RL78 Family EEPROM Emulation Library Pack01 Package Ver.2.10 Release Note in Japan and Other Asian Countries Pack 02 (Japan Release) PDF417 KB日本語	Release Note	Nov 30, 2017
RL78 Family EEPROM Emulation Library Pack02 Package Ver.2.00 Release Note PDF804 KB日本語	Release Note	Mar 31, 2017
CS+ RL78, 78K0R Compiler CA78K0R V1.72 Release Note PDF64 KB日本語	Release Note	Feb 1, 2016
RL78, 78K0R Real-time OS RI78V4 V1.00.02 Release Note PDF248 KB日本語	Release Note	Jul 31, 2014
RL78/H1D Descriptions in the User's Manual: Hardware Rev. 1.00 Changed PDF520 KB日本語	Technical Update	Jan 20, 2023
Restriction regarding reading data Flash memory PDF213 KB日本語	Technical Update	Apr 10, 2020
Inner box change according to dampproof bag change and dampproof bag change PDF3.10 MB日本語	Technical Update	Aug 20, 2013
[Notification] E2 Emulator Lite, an On-Chip Debugging Emulator for CS+ Integrated Development Environment PDF362 KB日本語	Tool News - Featured Tool	Apr 16, 2017
[Notification] Option Products for the IECUBE Full-spec Emulator: Space Adapter Which is Useful for Height Adjustment of the Target System Connector, and Mount Adapter Which Allows an MCU to Be Mounted PDF288 KB日本語	Tool News - Featured Tool	Mar 16, 2017
[Notification] Introduction of Check Pin Adapter QB-144-CA-01, Optional Product of IECUBE Full-spec Emulator PDF173 KB日本語	Tool News - Featured Tool	Dec 16, 2016
[Notification] Introduction of Useful Functions for Debugging on IECUBE Full-Spec Emulator for the RL78 Family PDF329 KB日本語	Tool News - Featured Tool	Dec 1, 2016
[Notes] C Compiler Package for RL78 Family (CCRL#029-CCRL#032) PDF267 KB日本語	Tool News - Note	Jan 16, 2022
[Notes] C Compiler Package for RL78 Family (CCRL#028) PDF178 KB日本語	Tool News - Note	Jul 1, 2021
[Notes] RI78V4 V2 Real-time OS for RL78 Family PDF87 KB日本語	Tool News - Note	May 16, 2021
[Notes] C Compiler CA78K0R for RL78 Family and 78K0R, C Compiler CC78K0R for 78K0R PDF165 KB日本語	Tool News - Note	Mar 16, 2021
[Notes] C Compiler Package for RL78 Family (CCRL#027) PDF177 KB日本語	Tool News - Note	Mar 16, 2021
[Notes] CS+ Code Generator for RL78 (CS+ for CC), CS+ Code Generator for RL78 (CS+ for CA, CX), e² studio Code Generator Plug-in, Applilet3 Coding Assistance Tool for RL78, AP4 Coding Assistance Tool for RL78 PDF227 KB日本語	Tool News - Note	Dec 23, 2019
[Notes] e² studio Code Generator Plug-in PDF262 KB日本語	Tool News - Note	Mar 16, 2019
[Notes] e² studio Integrated Development Environment PDF121 KB日本語	Tool News - Note	Jan 16, 2018
[Notes] CS+ Integrated Development Environment PDF127 KB日本語	Tool News - Note	Nov 1, 2017
[Notes] CS+ and e² studio Integrated Development Environments PDF133 KB日本語	Tool News - Note	Oct 16, 2017
[Notes] CS+ and e² studio Integrated Development Environments PDF136 KB日本語	Tool News - Note	Sep 1, 2017
[Notes] RL78 Family Sound Playback/Compression System (Original ADPCM Codec) M3S-S2-Tiny V.3.04 Release 00 PDF107 KB日本語	Tool News - Note	Jun 16, 2017
Note on Using CubeSuite+ Partner OS Aware Debugging Plug-in PDF202 KB日本語	Tool News - Note	Jun 16, 2014
Note on Using CubeSuite+ Partner OS Aware Debugging Plug-in PDF203 KB日本語	Tool News - Note	May 16, 2013
Note on Using CubeSuite+ Partner OS Aware Debugging Plug-in PDF203 KB日本語	Tool News - Note	May 1, 2013
Note on Using In-circuit Emulators IECUBE2 and IECUBE, and On-chip Debugging Emulators MINICUBE2 and MINICUBE PDF422 KB日本語	Tool News - Note	Nov 19, 2012
Note on Using C compilers for RL78 Family and 78K0 MCUs CA78K0 and CC78K0 PDF456 KB日本語	Tool News - Note	Nov 1, 2012
[Notification] C Compiler Package for RL78 Family (CC-RL) Changes in Specifications of Free Evaluation Edition PDF30 KB日本語	Tool News - Notification	Dec 16, 2022
[Notification] Flash Programmer Survey Invitation PDF29 KB日本語	Tool News - Notification	Oct 16, 2020
[Notification] Isolator for E1 Emulator Compatible with E2 Emulator and E2 Emulator Lite PDF147 KB日本語	Tool News - Notification	Jun 16, 2017
[Notification] Renesas Flash Programmer Command-Line Option Function that is Effective for Programming of Renesas MCU Containing Flash Memory PDF185 KB日本語	Tool News - Notification	May 16, 2017
Notice of the free replacement of E1 emulator PDF203 KB日本語	Tool News - Notification	Mar 16, 2012
[Upgrade to Revision] C Compiler Package for RL78 Family [CC-RL] V1.12.00 PDF36 KB日本語	Tool News - Release	Jan 16, 2023
[Upgrade to Revision] CS+ Integrated Development Environment V8.09.00 PDF124 KB日本語	Tool News - Release	Jan 16, 2023
[Upgrade to Version] e² studio Integrated Development Environment 2023-01 PDF129 KB日本語	Tool News - Release	Jan 16, 2023
[Upgrade to Version] e² studio Integrated Development Environment 2022-10 PDF154 KB日本語	Tool News - Release	Oct 16, 2022
[Upgrade to Revision] CS+ Integrated Development Environment V8.08.00 PDF195 KB日本語	Tool News - Release	Sep 30, 2022
[Upgrade to Version] e² studio Integrated Development Environment 2022-07 PDF127 KB日本語	Tool News - Release	Jul 16, 2022
[Upgrade to Version] e² studio Integrated Development Environment 2022-04 PDF267 KB日本語	Tool News - Release	Apr 16, 2022
[Upgrade to Revision] C Compiler Package for RL78 CC-RL V1.11.00 PDF44 KB日本語	Tool News - Release	Jan 16, 2022
[Upgrade to Revision] CS+ Code Generator for RL78 (CS+ for CC/CA,CX) V2.22.00, e² studio Code Generator Plug-in V2.19.0, AP4 Coding Assistance Tool for RL78 V1.21.00, Applilet3 Coding Assistance Tool for RL78 V1.21.00 PDF187 KB日本語	Tool News - Release	Jan 16, 2022
[Upgrade to Revision] CS+ Integrated Development Environment V8.07.00 PDF229 KB日本語	Tool News - Release	Jan 16, 2022
[Upgrade to Revision] e² studio RL78 Smart Configurator Plug-in V1.2.0, Smart Configurator for RL78 V1.2.0 PDF158 KB日本語	Tool News - Release	Jan 16, 2022
[Upgrade to revision] CS+ Integrated Development Environment V8.06.00 PDF108 KB日本語	Tool News - Release	Jul 16, 2021
[Upgrade to revision] e2 studio RL78 Smart Configurator Plug-in V1.1.0, RL78 Smart Configurator V1.1.0 PDF113 KB日本語	Tool News - Release	Jul 16, 2021
[Released on the Web] e² studio RL78 Smart Configurator Plug-in V1.0.1, RL78 Smart Configurator V1.0.1 PDF315 KB日本語	Tool News - Release	Apr 13, 2021
[Upgrade to revision] CS+ Device Information for RL78 V8.02.01 PDF130 KB日本語	Tool News - Release	Oct 1, 2019
[Upgrade to revision] Data Flash Library Type04 Package Ver.2.00 for RL78 Family PDF108 KB日本語	Tool News - Release	Jan 16, 2019
[Upgrade to revision] Flash Self Programming Library Type01 Package Ver.3.00 for RL78 Family PDF106 KB日本語	Tool News - Release	Jan 16, 2019
[Upgrade to revision] C Source Code Converters, CcnvCA78K0R, CcnvCA78K0, CcnvNC30 PDF234 KB日本語	Tool News - Release	Feb 1, 2017
[Upgrade to revision] CS+ Utilities for the Real-time Operating Systems (RI850V4 V2, RI600V4, RI78V4 V2, and RI600PX) PDF190 KB日本語	Tool News - Release	Jul 1, 2016
Partner-OS-Aware Debugging Plug-in for the CS+ Integrated Development Environment Revised to V3.01.00 PDF316 KB日本語	Tool News - Release	Jun 16, 2015
Revision of Utilities for the RI600PX, RI850V4 V2, RI850MP, and RI78V4 Real-time OSes (for the CS+) and of the Partner OS Aware Debugging Plug-in PDF265 KB日本語	Tool News - Release	Oct 1, 2014
Self RAM list of Flash Self-Programming Library for RL78 Family Ver.1.00 Published PDF716 KB日本語	Tool News - Release	May 16, 2014
CubeSuite+ Partner OS Aware Debugging Plug-in Revised to V2.01.00 PDF481 KB日本語	Tool News - Release	Jul 1, 2013
CubeSuite+ Partner OS Aware Debugging Plug-in V2.00.00 Published PDF611 KB日本語	Tool News - Release	Apr 16, 2013
CubeSuite+ Partner OS Aware Debugging Plug-in V1.00.00 Published PDF675 KB日本語	Tool News - Release	Jan 16, 2013
FAT File System Library M3S-TFAT-Tiny for RL78 Family V.1.00 Release 00 Published PDF266 KB日本語	Tool News - Release	Jul 16, 2012
The Sound Playback System and Compression Library M3S-S2-Tiny for the RL78 Family V.3.00 Release 00 Published PDF317 KB日本語	Tool News - Release	Mar 1, 2012
HEX Consolidation Utility (a utility for generating ROM code) Revised to V1.01 PDF201 KB日本語	Tool News - Release	Dec 1, 2011

Design & Development

Software & Tools

AP4, AppliletPeripheral I/O driver generator compatible with third-party compilers and GNU compiler (for RZ, V850, RX, RL78, and 78K)Downloads: Code Generator for RL78 CS+ Code Generator for RL78 (CS+ for CC/CA,CX) V2.21.00, e2 studio Code Generator Plug-in V2.18.0, AP4 for RL78 V1.20.00, Applilet3 for RL78 V1.20.00 Release Note	Code Generator	Renesas
Code Generator Plug-inAutomatic 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]Downloads: CS+ Code Generator for RX V1.16.00 Code Generator for RL78 CS+ Code Generator for RL78 (CS+ for CC/CA,CX) V2.21.00, e2 studio Code Generator Plug-in V2.18.0, AP4 for RL78 V1.20.00, Applilet3 for RL78 V1.20.00 Release Note CS+ Code Generator for RL78 (CS+ for CC) V2.21.00 CS+ Code Generator for RL78 (CS+ for CA,CX) V2.21.00	Code Generator	Renesas
C Compiler Package for RL78 Family [CC-RL]C Compiler Package for RL78 Family [IDE: CS+, e² studio]Downloads: RL78 Compiler CC-RL V1.10.00 for CS+RL78 Compiler CC-RL V1.10.00 for e² studio	Compiler/Assembler	Renesas
C Compiler Package for the RL78 and 78K FamiliesC Compiler Package for the RL78 and 78K Families [IDE: CS+]Downloads: RL78 Family CubeSuite+ Startup Guide Rev.1.00	Compiler/Assembler	Renesas
E2 emulator Lite [RTE0T0002LKCE00000R]On-chip debugging emulator. Also available as a flash memory programmer. [Support MCU/MPU: RA, RE, RL78, RX]	Emulator	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]Downloads: [Flyer] E2Emulator[RTE0T00020KCE00000R]Current Consumption Tuning Solution for RL78 family (E2 Emulator,CS+) Rev.1.00 Current Consumption Tuning Solution for RL78 family (E2 Emulator, e² studio) Rev.1.00	Emulator	Renesas
E20 emulator [R0E000200KCT00]On-chip debugging emulator. Also available as a flash memory programmer. For RX600 or RX700 Series MCU, trace functions and Real-time RAM monitor functions available. For MCUs other than RX600 or RX700, the available debugging function corresponds to that of E2 Emulator Lite. [Support MCU/MPU: RX, RL78, RH850, V850, 78K0R, 78K0, R8C]Downloads: USB Driver for Renesas E-Series V1.01.00	Emulator	Renesas
FAT File System [M3S-TFAT-Tiny] for the RL78 FamilyFAT file system for RL78 FamilyDownloads: RL78 Family SPI mode MultiMediaCard Driver: Introduction Guide Rev.2.01 RL78 Family Open Source FAT File System M3S-TFAT-Tiny: Introduction Guide Rev.2.01	File System	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 FamilyEclipse-based Renesas integrated development environment (IDE).	IDE and Coding Tool	Renesas
RI78V4 V1 Real-time OS for RL78 Family and 78K0RμITRON4.0 Specification real-time OS for RL78 Family and 78K0R [Required IDE : CS+]	ITRON OS	Renesas
RI78V4 V2 Real-time OS for RL78 FamilyμITRON Specification real-time OS for RL78 Family [Required IDE : CS+]	ITRON OS	Renesas
CS+ Partner OS Aware Debugging Plug-inFeatures for task level debugging of real-time OS applications [Plugin for Renesas IDE CS+] [Support MCU/MPU: RX, RL78]Downloads: CS+ Partner OS Aware Debugging Plug-in V3.01.00 CubeSuite+ Partner OS Aware Debugging Plug-in V2.01.00	Plug-in, OS Aware Debugging, Etc.	Renesas
E2 Emulator (With Programming Function)On-chip debugging emulator available as a flash memory programmer [Available flash programming software: Renesas Flash Programmer] [Support MCU/MPU and devices: RE, RX, RL78, RH850, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver]	Programmer (Unit/SW)	Renesas
E2 Emulator Lite (With Programming Function)On-chip debugging emulator available as a flash memory programmer [Available flash programming software: Renesas Flash Programmer] [Support MCU/MPU and devices: RX, RL78, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver]	Programmer (Unit/SW)	Renesas
E20 Emulator (With Programming Function)On-chip debugging emulator available as a flash memory programmer [Available flash programming software: Renesas Flash Programmer or Flash Development Toolkit] [Support MCU/MPU and devices: RX, RL78, RH850, V850, 78K0R, 78K0, R8C, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver]	Programmer (Unit/SW)	Renesas
PG-FP6Flash memory programmer [Programming software: Dedicated GUI-based software, the "FP6 Terminal"] [Support MCU/MPU and devices: RA, RE, RX, RL78, RH850, 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, Renesas Synergy, Power Management, Renesas USB Power Delivery Family, ICs for Motor Driver/Actuator Driver, V850, 78KR, 78K0]	Programmer (Unit/SW)	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
Data Flash LibrariesLibraries for the reprogramming of data flash memory, including EEPROM emulation libraries for the data areas of RL78-family productsDownloads: RL78 Family EEPROM Emulation Library Pack01 Japanese Release user's manual Rev.1.03	Self Programming Library (Flash Library)	Renesas
Simulator for CS+ of RL78 Family, 78K0R and 78K0Simulator for RL78 Family, 78K0R and 78K0 [Support IDE: CS+] (Note: This product is included in the Compiler Package and is not available separately.)	Simulator	Renesas
Simulator for e² studio of RL78 FamilySimulator 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
QE for Current Consumption: A Dedicated Tool for Current MeasurementDevelopment 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]Downloads: Current Consumption Tuning Solution for RL78 family (E2 Emulator, e² studio) Rev.1.00 Current Consumption Tuning Solution for RL78 family (E2 Emulator,CS+) Rev.1.00	Solution Toolkit	Renesas
Sound Playback/Compression System [M3S-S2-Tiny] for RL78 FamilySound playback system for RL78 FamilyDownloads: RL78 Family M3S-S2-Tiny: Introduction Guide Rev.2.01 - Sample Code RL78 Family M3S-S2-Tiny: Introduction Guide Rev.2.01	Sound / Voice	Renesas

Software Downloads

Title	Type	Date
RL78 Compiler CC-RL V1.10.00 for CS+ ZIP16.61 MB日本語	Upgrade - Compiler	Jan 21, 2021
RL78 Compiler CC-RL V1.10.00 for e² studio ZIP19.65 MB日本語	Upgrade - Compiler	Jan 21, 2021
CS+ Code Generator for RL78 (CS+ for CA,CX) V2.21.00 ZIP41.42 MB日本語	Upgrade - IDE	Jan 21, 2021
CS+ Code Generator for RL78 (CS+ for CC) V2.21.00 ZIP42.28 MB日本語	Upgrade - IDE	Jan 21, 2021
CS+ for CA,CX V4.05.00 ZIP483.78 MB日本語	Upgrade - IDE	Jan 21, 2021
CS+ for CA,CX common program V4.05.00 ZIP196.94 MB日本語	Upgrade - IDE	Jan 21, 2021
CS+ for CC V8.05.00 ZIP719.07 MB日本語	Upgrade - IDE	Jan 21, 2021
CS+ for CC common program V8.05.00 ZIP243.98 MB日本語	Upgrade - IDE	Jan 21, 2021
Differential update program V4.05.00 for CS+ for CA,CX common program V4.03.00 or later ZIP5.52 MB日本語	Upgrade - IDE	Jan 21, 2021
Differential update program V8.05.00 for CS+ for CC common program V8.02.00 or later ZIP80.87 MB日本語	Upgrade - IDE	Jan 21, 2021
e² studio 2021-01 installer for Windows EXE1,637.73 MB日本語	Upgrade - IDE	Jan 21, 2021
CS+ Code Generator for RX V1.16.00 ZIP23.23 MB日本語	Upgrade - IDE	Jul 20, 2018
USB Driver for Renesas E-Series V1.01.00 ZIP5.07 MB日本語	Upgrade - IDE	Oct 6, 2014
CS+ Partner OS Aware Debugging Plug-in V3.01.00 ZIP2.47 MB日本語	Upgrade - OS	Jun 22, 2015
CubeSuite+ Partner OS Aware Debugging Plug-in V2.01.00 ZIP2.54 MB日本語	Upgrade - OS	Jul 22, 2013
CubeSuite+ Partner OS Aware Debugging Plug-in V2.01.00 EXE2.72 MB	Upgrade - OS	Jul 22, 2013

Sample Code

Title	Type	Date
RL78 Family FFT Library: Deployment Guide Rev.1.07 - Sample Code [Toolchains=CC-RL\|v1.11.00;IAR\|4.21.1.2409;LLVM\|V10.0.0.202207] ZIP3.84 MB Related Files: Application Note Compiler: CC-RL, ICCRL78 IDE: e2 studio, IAR EWRL78	Sample Code	Sep 26, 2022
RL78 Family M3S-S2-Tiny: Introduction Guide Rev.2.01 - Sample Code [Toolchains=CC-RL\|v1.10.00;IAR\|4.20.1.2260;LLVM\|V10.0.0.202207] ZIP1.93 MB Related Files: Application Note Compiler: CC-RL, ICCRL78 IDE: e2 studio, IAR EWRL78	Sample Code	Sep 16, 2022
RX Family, RL78 Family, 78K0R/Kx3-L Macronix International MX25/66L Family Serial NOR Flash Memory Control Software Rev.1.04 - Sample Code [Toolchains=CC-RL\|v1.10.00;ICCRL78\|4.21.1.2409;LLVM for Renesas RL78\|10.0.0.202203] ZIP2.00 MB Related Files: Application Note Application: Industrial, Consumer Electronics Compiler: CC-RL, LLVM, ICCRL78 Function: Driver or Library IDE: CS+, e2 studio, IAR EWRL78	Sample Code	Aug 4, 2022
RL78 Family SHA Hash Function Library: Introduction Guide Rev.2.01 - Sample Code [Toolchains=CC-RL\|v1.09.00;ICCRL78\|4.20.1.2260;LLVM for Renesas RL78\|10.0.0.202203] ZIP6.83 MB Related Files: Application Note Application: Industrial Compiler: CC-RL, LLVM, ICCRL78 Function: Security, Driver or Library IDE: CS+, e2 studio, IAR EWRL78	Sample Code	Jun 30, 2022
RL78 Family RL78 Internal Temperature Sensor Calibration (Using IAR Toolchain) ZIP637 KB Related Files: Application Note Application: IoT Applications, Industrial, Consumer Electronics Compiler: ICCRL78 IDE: IAR EWRL78	Sample Code	Jun 24, 2022
RL78/G14 7-Segment LED Lighting Control (Arduino API) Rev.1.00 ZIP2.92 MB日本語 Related Files: 7-Segment LED Lighting Control (Arduino API) Rev.1.00 Application: Consumer Electronics, Industrial, IoT Applications Compiler: CC-RL, ICCRL78 Function: Application Example, Other peripherals IDE: CS+, e2 studio, IAR EWRL78	Sample Code	Jul 16, 2021
IEC60730/60335 Self Test Library of CARL78 for RL78 MCU extended Application Notes - Sample Code (r01an4823ej0110) ZIP2.37 MB日本語 Related Files: IEC60730/60335 Self Test Library of CARL78 for RL78 MCU extended Application Notes (R01AN4823EJ0110) Rev.1.10 Compiler: CA78K0R IDE: CS+	Sample Code	Oct 9, 2019
IEC60730/60335 Self Test Library of CCRL78 for RL78 MCU extended Application Notes - Sample Code (r01an4819ej0110) ZIP14.12 MB日本語 Related Files: IEC60730/60335 Self Test Library of CCRL78 for RL78 MCU extended Application Notes (R01AN4819EJ0110) Rev.1.10 Compiler: CC-RL IDE: CS+	Sample Code	Oct 9, 2019
Renesas Solution Starter Kit Blood Pressure Service Reception App Operation Manual for BPMEK Rev.1.00 - Sample Code ZIP1.84 MB日本語	Sample Code	Jun 29, 2018

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Microcontrollers for Sensing Transducers in Healthcare Devices and Optimized for Blood Pressure Monitors

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RL78/H1D

Microcontrollers for Sensing Transducers in Healthcare Devices and Optimized for Blood Pressure Monitors

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