Renesas offers application notes and sample programs for supporting IEC 60730 Class B for the RL78 family, RX100/200/600 series, and RA2/RA4/RA6 series.
With the application notes and sample programs provided, Renesas supports the customers to acquire the certification for end products.
Location of Microcontroller Diagnostics Required by IEC 60730 Class B
IEC 60730 Class B Requirements
Standard Number and Section | Location of MCU Diagnostics | Error or Abnormality That Should be Inspected | Location No. | Supported MCU Series | ||||
---|---|---|---|---|---|---|---|---|
RL78 | RX100/RX200/RX600 | RA2/RA4/RA6 | Synergy S5D9 | |||||
1. CPU | 1.1 Registers | CPU Registers | Stuck | ① | Support via software | Support via software | Support via software | Support via software |
1.3 Program counter | CPU Program Counter | Stuck | Support via IWDT | Support via IWDT | Support via IWDT | Support via IWDT | ||
2. Interrupt handling and execution | Interrupt unit | No interrupt or too frequent interrupt | ② | Support via software | Support via software | Support via software | Support via software | |
3. Clock | Clock | Failure or Wrong frequency | ③ | Support via TAU channel 0 or Channel 5 | Support via CAC | Support via CAC | Support via CAC | |
4. Memory | 4.1 Invariable memory | ROM/Flash | All single-bit fault | ④ | Support via general/high-speed CRC | Support via general CRC | Support via general CRC | Support via general CRC |
4.2 Variable memory | RAM | DC fault | ⑤ | Support via software | Support via software | Support via software | Support via software | |
6. External Communication | 6.1 Data | Communication port | Failure or not accurate | ⑥ | Support via general CRC | Support via general CRC | Support via general CRC | Support via general CRC |
7. Input/output periphery | 7.1 Digital I/O | Input/Output Port | Stuck or not accurate | ⑦ | Support via pin state read function when setting output | Support via independent input register and output register | Support via independent input register and output register | Support via independent input register and output register |
7.2 Analog I/O | Analog Circuit | Failure or not accurate | ⑧ | Support via AD test function | Support via AD test function | Support via AD test function | Support via AD test function |
Related Application Notes/Sample Code
1: Sample code project is the HEW version.
2: UL60730 Class B is the functional safety standard for North America
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3: IEC60730/60335 certified by VDE.
4: An older version of Self Test Library.
The certificate was obtained by Renesas from VDE, but the related application notes and sample codes are for customers who continue using an older version of the Self Test Library.
5: Application Notes and Sample Code for customers new to the Self Test Library.
6: For application notes about peripherals related to the safety functions of RL78/G23, please visit RL78/G23 product webpage.
7: You can check certification information at TÜV Rheinland's certification database site.