The R8C/1B is based on the R8C CPU Core. Maximum operating frequency is 20 MHz. A Flash Memory Version is available. Internal Flash Memory is programmable on a single power source.
Main Solutions
Key Features:
- 8-bit Multifunction Timer with 8-bit prescaler (Timer X and Z): 2 channels
- Input Capture/Output Compare Timer (Timer C): 16-bit x 1 channel
- UART/Clock Synchronous Serial Interface: 1 channel
- UART: 1 channel
- I2C-bus™ Interface (IIC)/Chip-select Clock Synchronous Serial Interface: 1 channel
- 10-bit A/D Converter: 4 channels
- Watchdog Timer
- Clock Generation Circuits: Main Clock Generation Circuit, On-chip Oscillator (High/Low Speed)
- Oscillation Stop Detection Function
- Voltage Detection Circuit
- Power-On Reset Circuit
- I/O Ports: 13 (incl. LED drive ports)
- External Interrupt Pins: 7
- Data Flash: 2 KB
I2C-bus™: I2C is a trademark of Philips Semiconductors Corporation.
Below you will find information to support the development of your application.
You can find an explanation of orderable part numbers here.
Resources for Software and Hardware
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| e-learning | Information for studying and learning about microcontrollers and microprocessors. |
| FAQ | Frequently asked questions and useful hints for development. |
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| Video | Watch videos related to this product. |
Software Design Support
| Title | Description |
|---|---|
| E8a | E8a is ideal for the modern development and prototyping environment with programming support for devices from all the main MCU families. |
| Renesas Starter Kit | All the development tools you need for MCU evaluation and getting started. Also recommended for training. |
Hardware Design Support
| Title | Description |
|---|---|
| Characteristics data | Information on observed values. Please use this as reference data when developing your set. |
| Reference oscillator circuit constants | The resonators for which the operation is verified and their oscillator constants are shown below. |
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