Description
This MCU is built using the high-performance silicon gate CMOS process using the R8C/Tiny Series CPU core and is packaged in a 20-pin plastic molded LSSOP. This MCU operates using sophisticated instructions featuring a high level of instruction efficiency. With 1 Mbyte of address space, it is capable of executing instructions at high speed.
- Number of Basic Instructions: 89 instructions
- Minimum Instruction Execution Time
- 50ns(f(XIN)=20MHz, VCC=3.0 to 5.5V)
- 100ns(f(XIN)=10MHz, VCC=2.7 to 5.5V)
- Operating Mode: Single-chip
- Address Space: 1 Mbyte
- Port
- I/O port : 13 pins (including LED drive port), Input : 2 pins
- LED Drive Port: I/O port: 4 pins
- Timer
- Timer X: 8 bits × 1 channel, Timer Z: 8 bits × 1 channel (Each timer equipped with 8-bit prescaler)
- Timer C: 16 bits × 1 channel (Circuits of input capture and output compare)
- Serial Interface
- 1 channel Clock synchronous serial I/O, UART
- I2C bus Interface (IIC)(1): 1 channel
- A/D Converter: 10-bit A/D converter: 1 circuit, 4 channels
- Watchdog Timer: 15 bits × 1 channel (with prescaler) Reset start selectable, Count source protection mode
- Interrupt
- Internal: 9 factors, External: 4 factors, Software: 4 factors
- Priority level: 7 levels
- Clock Generation Circuit: 2 circuits
- Main clock oscillation circuit (Equipped with a built-in feedback resistor)
- On-chip oscillator (high speed, low speed)
- Equipped with frequency adjustment function on high speed on-chip oscillator
- Oscillation Stop Detection Function: Main clock oscillation stop detection function
- Voltage Detection Circuit: Included
- Power-on Reset Circuit: Included
