Overview

Description

C Compiler for RH850 Family is intended for the development of ROM-based systems for embedded applications. In addition to powerful optimization functions that help boost code efficiency and speed up program execution, this package provides extension functionality to support a broad range of embedded devices.

Topics

New release: CC-RH V2.04.00
V2.04.00 includes feature enhancements such as the addition of the -misalign option and the improvement of the messages.
Learn More: [Upgrade to Revision] C Compiler Package for RH850 Family V2.04.00 (PDF | English, 日本語)

 

Features

  • ANSI-compliant
    • Supports C89 and C99.
      NOTE: The variable length array type, complex type, and some standard library functions of the C99 standard are not supported.
  • Superior optimization
    • Generating code that has excellent performance in execution
    • Generating more compact code
    • Generating code optimized for pipelined processing
  • Interoperation with RH850 architecture
    • Provides intrinsic functions
    • Half-precision floating-point [Professional edition only]
    • Synchronization function working when control registers are updated [Professional edition only]
  • Development to match the usage application
    • Supports CS+.
    • Also supports execution from the command line.
  • An MISRA C rule checker supports the description of high-quality program [Professional edition only]
    • Supports automatic checking of C source code based on the MISRA-C: 2004/2012 rules as compiler options.
    • About MISRA C, refer to here. [Learn More]
  • Learn More

Release Information

Important:
The C Compiler Package no longer includes the installation medium (CD/DVD). 
Refer to Tool News for details.

Product Name Compiler Name / Release Date of the Latest Version Download
C Compiler Package for RH850 Family Compiler: CC-RH V2.04.00
Released: Jan 20, 2022 Details of upgrade (See Release Note)
CC-RL/CC-RX/CC-RH with CS+
Note1
CC-RH for e² studio
Note2
Note
  1. Update CS+ if you are not already using the latest version.
  2. Separately install the e² studio.

FAQ

Title
What is optimization of external variable access?
Software timer and optimization by the compiler(CC-RH/CC-RX/CC-RL)

See all related FAQs

Target Devices

Downloads

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Documentation

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PDF313 KB日本語
Flyer
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Application Note
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Application Note
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Flyer
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Guide
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Guide
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Guide
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Manual - Development Tools
PDF2.78 MB日本語
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Videos & Training

CC-RL/CC-RX/CC-RH Compiler Tutorial - Introduction of Renesas Compiler License Types

This video introduction to the license types of Renesas compiler.

For more information, please visit Compiler License.

CC-RL/CC-RX/CC-RH Compiler Tutorial

  1. Introduction of Renesas Compiler License Types [02:50]  *This video
  2. How to Use a License Manager [02:27]
  3. How to Use a Floating License [03:56]

Other tutorial videos can also be viewed below.

Additional Details

Product Lineup

Important: Each of the compiler packages listed below comes with a license which allows you to use the latest version of CC-RH, V2. Before purchasing a compiler package, be sure to confirm which version number and type of license for CC-RH you actually wish to use. Contact your nearest Renesas sales agent if you prefer an earlier version. Refer to the information at the link below for details of the types of license.

  • The compiler license key included in each product package can be used in both CS+ and e² studio environments.
  • From July 2022, the CC-RH compiler has also been made usable with the e² studio.
    *Combinations of CC-RH V2.04.00 and later versions and e² studio 2022-07 and later versions are supported.
  • We offer various licenses to suit a range of needs. Refer to Compiler Licenses for details of the licenses.
  • The C Compiler Package no longer includes the installation medium (CD/DVD).
    Download the IDE installer (CS+ or e² studio) from the product page.
  • CS+ is not promoted in America and Europe. Please contact your regional marketing/sales team for information.
  • V1.02.00 or later versions of the C Compiler Package for RH850 Family (CC-RH) support both floating licenses and annual licenses.
  • You can purchase multiple licenses if you prefer. The part numbers for ordering differ with the number of licenses you wish to purchase.

Compiler Licenses >>

Purchasing the latest CC-RH V2

When ordering, please contact your local Renesas Electronics marketing office or distributor.

Package Name Part Number
Product Name Edition Valid Node-Locked License / Floating License
C Compiler Package for RH850 Family V2 pprofessional
edition
permanent Node-Locked License RTCRH8500CP02WNR
Floating License RTCRH8500CP02WNRN1
annual Node-Locked License RTCRH8500CA02WNR
Floating License RTCRH8500CA02WNRN1
standard
edition
permanent Node-Locked License RTCRH8500CS02WNR
Floating License RTCRH8500CS02WNRN1
annual Node-Locked License RTCRH8500CB02WNR
Floating License RTCRH8500CB02WNRN1
Multiple Licenses (The Part Number varies depending on the number of purchased licenses.)
  Number of Licenses Description Example of Part Number for Ordering
Node-Locked License 5 "L5" is appended as the end of the part number. RTCRH8500CP02WNRL5
10 "LA" is appended as the end of the part number. RTCRH8500CP02WNRLA
20 "LT" is appended as the end of the part number. RTCRH8500CP02WNRLT
Floating License 5 The last character of the single-license part number is replaced with "5". RTCRH8500CP02WNRN5
10 The last character of the single-license part number is replaced with "A". RTCRH8500CP02WNRNA
20 The last character of the single-license part number is replaced with "T". RTCRH8500CP02WNRNT

Upgrading (Editions)

This license upgrades the version of the compiler from standard edition V2 to professional edition V2. Note that this form of upgrade (of the edition) is only for node-locked licenses; it will not apply to floating licenses and annual licenses.

When ordering, please contact your local Renesas Electronics marketing office or distributor.

Package Name Part Number Description
Product Name Valid Period Node-Locked License / Floating License

C Compiler Package for RH850 Family V2 Upgrade (Edition)

permanent Node-Locked License RTCRH8500CU02WNR This form of upgrade (of the edition) is only for node-locked licenses; it will not apply to floating licenses and annual licenses.
Multiple Licenses (The Part Number varies depending on the number of purchased licenses.)
  Number of Licenses Description Example of Part Number for Ordering
Node-Locked License 5 "L5" is appended as the end of the part number. RTCRH8500CU02WNRL5
10 "LA" is appended as the end of the part number. RTCRH8500CU02WNRLA
20 "LT" is appended as the end of the part number. RTCRH8500CU02WNRLT

Upgrading (Versions)

This is a license to upgrade from a V1 license to V2, if you have V1. Note that this form of upgrade (of the version) does not apply to annual licenses.

When ordering, please contact your local Renesas Electronics marketing office or distributor.

Package Name Part Number
Product Name Edition Valid Period Node-Locked License / Floating License
C Compiler Package for RH850 Family V2 Upgrade (Version) professional edition(Note1) permanent Node-Locked License RTCRH8500CV02WNR
Floating License RTCRH8500CV02WNRN1
standard edition permanent Node-Locked License RTCRH8500CE02WNR
Floating License RTCRH8500CE02WNRN1
Note
  1. A professional edition license for CC-RH V1 is required.
Multiple Licenses (The Part Number varies depending on the number of purchased licenses.)
  Number of Licenses Description Example of Part Number for Ordering
Node-Locked License 5 "L5" is appended as the end of the part number. RTCRH8500CV02WNRL5
10 "LA" is appended as the end of the part number. RTCRH8500CV02WNRLA
20 "LT" is appended as the end of the part number. RTCRH8500CV02WNRLT
Floating License 5 The last character of the single-license part number is replaced with "5". RTCRH8500CV02WNRN5
10 The last character of the single-license part number is replaced with "A". RTCRH8500CV02WNRNA
20 The last character of the single-license part number is replaced with "T". RTCRH8500CV02WNRNT

Related Services

Compiler Qualification (Service to Support Functional Safety)

For customers who are using a compiler for Renesas devices, we offer a support service for the qualification of confidence that development tools meet the requirements of ISO 26262, Road Vehicles Functional Safety. This service incurs a charge.

Learn More >>

Compiler Maintenance Service (Agreement for Maintenance Service for a Specified Compiler Version)

Renesas offers a maintenance service for a specific compiler version for customers who are using the compiler over the long term. This service incurs a charge.

Learn More >>

Assistance with Compiler Migration

The IDEs from Renesas (such as the e² studio and CS+) allow for the porting of projects between IDEs to facilitate the reuse of existing resources. Refer to the guidance page of migration when changing your compiler after changing your development environment. The guidance page describes precautions that must be taken when changing compilers, such as differences in options and in extended language specifications.

Learn More >>

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