Product Overview:

The R8C/1A is based on the R8C/Tiny CPU Core and has 1MB of memory space. Maximum operating frequency is 20MHz. A Flash Memory Version is available. Internal Flash Memory is programmable on a single power source.

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 channels
• UART/Clock Synchronous Serial Interface: 1 channel
• UART: 1 channel
• I2C-bus™ Interface (IIC)/Chip-select Clock Synchronous Serial Interface (SSU): 1 channel
• 10-bit A/D Converter: 4 channels
• Watchdog Timer
• Clock Generating 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)
• Interrupts: 9 internal factors, 4 external factors, 4 software factors

I2C-bus™: I2C is a trademark of Philips Semiconductors Corporation.

Key Applications:

Home Appliances, Office/Industrial Equipment, Housing Equipment (Sensors, Security), Audio, Portable Devices