ROHM Breadcrumb

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What is an MCU?

  • What is an MCU? A microcontroller (MCI) is a small computer embedded in a variety of applications.
  • MCU Structure An MCU includes various components necessary for operation.
  • Signals Handled by MCUs MCUs process digital signals represented by 1s and 0s.
  • AD Converter A peripheral circuit that converts analog signals into digital.
  • DA Converter A peripheral circuit that converts digital signals to analog.
  • Serial Communication Serial communication is commonly used for data exchange between an MCU and external components.
  • I2C One of the serial communication methods implemented in MCUs.
  • SPI One of the serial communication methods implemented in MCUs.
  • UART One of the serial communication methods implemented in MCUs.
  • Timer Measures time and notifies the MCU when a set duration has elapsed.
  • PWM Pulse signals output by the MCU to control energy.
  • Watchdog Timer Monitors the MCU to detect system malfunctions or program freezes.