LEDCore Family (Application-Specific MCU for LED & Touch)
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Spec. Sheet(Eng)

Brief User's Manual (Eng)

LEDCore201

44-MLF

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EXAMPLE

APPLICATION

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Features
  • CPU
    - 8-bit Turbo 80C52 Architecture
    - 4Cycles / 1Machen Cycle
    - Instruction level Compatible with Intel 80C52

  • 4kB FLASH(Including 1kB User EEPROM)
     
  • 256B Internal RAM
     
  • MCU Operating Voltage (VDD)    : +2.7V ~ +5.5V
     
  • LED Operating Voltage (VDD_L) : +3.0V ~ +5.5V
  • Operating Frequency : Max . 12MHz
     
  • Max. Programmable 8 (44-MLF) I/O Pins
    - Push-Pull Control, Open Drain Output, Push-pull Output
    - TTL & CMOS Compatible Logic Levels
     
  • LVD (Low Voltage Detector) : +1.6V
     
  • Internal RING Oscillator with Calibration Function
    - Max. 12MHz @ V    DD = 3.0V
    - 12MHz @ V    DD = 2.7V ~ 5.0V (±3%)
    - 32kHz @ V    DD = 2.7V (±10%) (Low Power 32kHz Osc)
     
  • 8-channel Touch Sensors (44-MLF)
    - Capacitive Type Touch Sensing
    - Digital Sensing
    - 16-bit Level Resolution
     
  • Supporting ISP / IAP / MDS
     
  • Tow 16-bit Timer / Counters
     
  • 26-bit Programmable WDT (Watchdog Timer)
     
  • 2-Channel I2C Comm. (Slave)
     
  • 4Digits X 13 Segments to 7 Digits X 10 Segments for Segment LED Driver (44MLF)
    - 8-Step Dimming Circuitry
    - Process Rate : 500kHz
    - Osc. Built-in (with Extern Resistor) for Segment Driver
    - Pulse Segment Current
      -> 10 mA Type (8mA to 12mA) @ V    DD_L = +3.3V to +5.5V
      -> 20 mA Type (16mA to 24mA) @ V    DD_L = +5.5V
    - Key Scanning : 10 X 2 Matrix
      
  • 8 Interrupt Sources
    - Timer0/1, WDT, LVD, I2C0/1, TS
    - 1 External Interrupt Source : Both Edge / Level
    - Two-Level Interrupt Priority
     
  • Reset Sources
    - On-chip Power-On-Reset (POR)
    - Low Voltage Detector Reset (LVR)
    - Watchdog Timer Reset
     
  • Power Down Wake-up Sources
    - Reset Sources + 1 External Interrupt (Both Levels)
    - WDT Interrupt
     
  • Power Consumption
    - Active current         :  Max 1mA @3.3V, 2MHz
    - Idle current          :  Max 0.5mA @3.3V, 2MHz
    - Stop current         :  Max 1uA @3.3V (All Clock Off)
     
  • E.S.D. Protection Up to
    - 6000V/4000V for Touch Sensor Channel Pin
    - 2000V for Normal I/O
     
  • Latch-up Protection Up to ±200mA
     
  • Package
    - 44-MLF(7mm X 7mm)