Features
- 54MHz RXv2 core (5.05 CoreMark/MHz*), single-precision FPU
- *Typical for RXv2 core
- Wide operating voltage range: 1.8V to 5.5V
- Operating temperature: -40°C to 85°C or -40°C to 105°C
- Built-in Flash memory: 512KB code flash, 64KB SRAM
- 8KB data flash that can store data like an EEPROM
- Diverse package lineup from 48 to 100 pins
- Up to 83 general-purpose I/O ports
- USB 2.0 Host/Function/OTG (supports full speed (12Mbps), low speed (1.5Mbps), and isochronous transfer)
- CAN (ISO 11898-1 compliant, up to 1Mbps transfer)
- SD Host I/F (supports SD memory/SDIO 1 or 4-bit SD bus)
- Various other communication interfaces (SCI, IIC, RSPI, etc.)
- 16-bit PWM timer, 16-bit compare match timer, 8-bit timer, RTC
- 12-bit A/D converter, 12-bit D/A converter, temperature sensor
- Capacitive touch sensing unit (CTSU)
- Self-capacitive: 1 pin, 1 key configuration for up to 24 keys
- Mutual capacitive: Up to 144 keys in matrix configuration
- Trusted Secure IP Lite enables high level of Root of Trust
- AES and other encryption engines, key management, flash memory protection
Description
The RX231 Group of devices leverages an optimal combination of a 32-bit RXv2 CPU core with improved DSP/FPU and low-power consumption technology to realize extreme power efficiency. High-performance digital filtering, floating-point operations and other processing can be performed even in environments with low current supply capacity. The RX231 Group implements the industry's top level communication security and encryption functions, high sensitivity high level of noise tolerance capacitive touch sensor capabilities, as well as SD host interface, USB and CAN communication functionality. These products are suitable for applications in industrial, home appliance, healthcare, smart meter, IoT, and other fields.
Renesas offers a reference solution which enables users to immediately incorporate the RX231's features such as security function, encryption function, human machine interface (HMI), and touch key into their applications.
Parameters
| Attributes | Value |
|---|---|
| Main CPU | RXv2 |
| Program Memory (KB) | 128, 256, 384, 512 |
| RAM (KB) | 32, 64 |
| Carrier Type | Full Carton (Tray), Tape & Reel, Tray |
| Supply Voltage (V) | 1.8 - 5.5 |
| I/O Ports | 31, 44, 80 |
| DRAM I/F | No |
| Temp. Range (°C) | Ta = -40 to +85, Ta = -40 to +105 |
| Operating Freq (Max) (MHz) | 54 |
| Ethernet speed | No |
| Ethernet (ch) | 0 |
| EtherCat (ch) (#) | 0 |
| USB FS (host ch/device ch) | ( 1 / 1 ) |
| USB HS (host ch/device ch) | ( 0 / 0 ) |
| USB SS (host ch/device ch) | ( 0 / 0 ) |
| SCI or UART (ch) | 5, 6, 7 |
| SPI (ch) | 6, 7, 8 |
| I2C (#) | 6, 7, 8 |
| CAN (ch) | 0, 1 |
| CAN-FD (ch) | 0 |
| Wireless | No |
| SDHI (ch) | 0, 1 |
| High Resolution Output Timer | No |
| PWM Output (pin#) | 25, 28, 31 |
| 32-Bit Timer (ch) | 0 |
| 16-Bit Timer (ch) (#) | 17 |
| 8-Bit Timer (ch) | 4 |
| Standby operable timer | Yes |
| 12-Bit A/D Converter (ch) | 8, 12, 24 |
| 24-Bit Sigma-Delta A/D Converter (ch) | 0 |
| 16-Bit D/A Converter (ch) | 0 |
| 12-Bit D/A Converter (ch) | 0, 2 |
| 8-Bit D/A Converter (ch) | 0 |
| Capacitive Touch Sensing Unit (ch) | 6, 10, 24 |
| Segment LCD Controller | No |
| Security & Encryption | Unique ID, Unique ID, AES, MAC, TRNG |
Application Block Diagrams
|
Universal NFC Wireless Charger
This NFC charger enables the wireless charging of small battery-powered devices ensuring compatibility and user convenience.
|
|
Triac-Based Motor Controller
Triac-based motor controllers offer cost-effective, reliable AC motor control with easy integration for small systems.
|
|
Smart Solar Irrigation Pump Controller
The solar irrigation system boosts energy efficiency, reduces grid reliance, and enables smart precision control.
|
|
Industrial Electronic Valve Control
Industrial electronic valve to offer precise, SIL2-compliant control.
|
Additional Applications
- Consumer (battery drive)
- Functional Safety for Industrial Automation
- Functional Safety Solutions for Home Appliances (IEC/UL 60730)
- Healthcare
- Home appliances
- Industrial
Directly input analog signal to RX231 and perform FFT in real time.
