The Renesas RA MCU family introduces the brand new RA0 series, with the RA0E1 product group being an entry-level easy-to-use MCU that offers excellent cost-effectiveness and ultra-low power consumption. It integrates the Arm® Cortex®-M23 core, built-in flash memory of up to 64KB, and has a wide operating voltage range of 1.6V to 5.5V, providing CPU performance of up to 32MHz. The RA0 series is ideal for cost-sensitive applications, such as low-power, low-cost consumer electronics, small appliance system control, industrial system control, and building automation.
RA0 MCU – A New Member of the Renesas RA MCU Family
Ultra-low power, ultra-low cost, supports Arduino & Pmod for easy development
RA Product Lineup
RA0E1 Block Diagram
Main Features
• 32MHz Arm Cortex-M23 core
• Up to 64KB flash memory and 12KB SRAM
• 1KB data flash
• Optional 16-pin and 32-pin packages
• Wide voltage range from 1.6V to 5.5V
• 16-bit general-purpose PWM timer
• 32-bit interval timer
• Real-time clock
• 12-bit A/D converter
• Temperature sensor
• UART, SPI, I²C
• ±1% high precision, high-speed on-chip oscillator
• Flexible power architecture with fast wake-up capability
• HAL driver code
• Support for Arm ecosystem and Renesas original development tools
Product Advantages
• Lower Cost: Higher integration and optimized peripherals designed for entry-level, low-cost applications.
• Lower Power Operation: The operating current of the RA0E1 is 84.3 μA/MHz, with a software standby current of 200 nA and a fast wake-up capability of less than 1.6 microseconds. The flexible power architecture and power modes achieve lower average power consumption in various applications.
• Easy to Use: The unified development platform of the RA family includes free access to top-notch HAL driver code, which can be directly ported across RA family MCUs. Lower-cost rapid prototype evaluation boards.
Main Applications
• General systems
• IoT devices
• Industrial automation and sensors
• Consumer applications
• Home appliances
• Building automation
• Medical and healthcare devices
• Wearable devices
RA0E1 Development Ecosystem
• Flexible Software Package (FSP), including HAL drivers
• Collaboration with Arm® ecosystem partners
• Support for Renesas original development tools (e² studio, E2/E2 Lite)
• Rapid prototype development boards available at lower prices
RA0E1 Rapid Prototype Development Board (FPB)
The RA0E1 rapid prototype development board is equipped with the RA0E1 MCU and is specifically designed for prototyping various applications of the RA0E1 MCU. It features a built-in SEGGER J-Link™ emulator circuit, allowing users to program and debug without additional tools. Additionally, it includes Arduino Uno™ and Pmod™ interfaces and through-hole access to all microcontroller pins for high expandability.
● FPB Board Layout
Built-in Arduino Uno interface, Pmod™ interface
Provides access to all MCU pins
Debugging/programming using only USB connection
● Arduino Interface
● Pmod Interface
For more information on using the FPB, please refer to the RA0E1 FPB Quick Start Guide.
FPB-RA0E1 – Quick Start Guide
https://www.renesas.cn/cn/zh/document/qsg/fpb-ra0e1-quick-start-guide
RA0E1 Development Software and Tools
● FSP
Renesas Electronics Flexible Software Package (FSP) is designed to provide easy-to-use, scalable, high-quality software for embedded system design using Renesas Electronics RA series. FSP includes top-notch HAL drivers with high performance and low memory footprint. The entire ecosystem is based on open software, offering customers flexible product development, including the use of existing software assets and partner ecosystem solutions.
● Development Tools and Environment
The development tools and environment include Renesas Electronics’ e² studio, as well as the popular Keil MDK and IAR Embedded Workbench.
Package and Product Information
For more information, click on Read the Original at the end of the article to visit the RA0E1 product page.
Need Technical Support?
If you have any questions while using Renesas MCU/MPU products, please identify the QR code below or copy the URL into your browser to access the Renesas Technical Forum for answers or online technical support.
https://community-ja.renesas.com/zh/forums-groups/mcu-mpu/
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