Key Features

1. SWIM Connector
2. Voltage Regulator [3V3 - AMS1117]
3. Micro USB connector to power the board over USB, SmartPhone Charger
4. All Pin Outs
5. Power LED
6. USER LED, Connected to PB.5
7. RESET Switch

STM8S103F3:

• • Core
    • 16 MHz advanced STM8 core with Harvard architecture and 3-stage pipeline
    • Extended instruction set
  • Memories
    • Program memory: 8 Kbyte Flash; data retention 20 years at 55 °C after 10 kcycle
    • Data memory: 640 byte true data EEPROM; endurance 300 kcycle
    • RAM: 1 Kbyte
  • Clock, reset and supply management
    • 2.95 to 5.5 V operating voltage
    • Flexible clock control, 4 master clock sources
      • Low power crystal resonator oscillator
      • External clock input
      • Internal, user-trimmable 16 MHz RC
      • Internal low-power 128 kHz RC
    • Clock security system with clock monitor
    • Power management:
      • Low-power modes (wait, active-halt, halt)
      • Switch-off peripheral clocks individually
    • Permanently active, low-consumption power-on and power-down reset
  • Interrupt management
    • Nested interrupt controller with 32 interrupts
    • Up to 27 external interrupts on 6 vectors
  • Timers
    • Advanced control timer: 16-bit, 4 CAPCOM channels, 3 complementary outputs, dead-time insertion and flexible synchronization
    • 16-bit general purpose timer, with 3 CAPCOM channels (IC, OC or PWM)
    • 8-bit basic timer with 8-bit prescaler
    • Auto wake-up timer
    • Window watchdog and independent watchdog timers
  • Communication interfaces
    • UART with clock output for synchronous operation, SmartCard, IrDA, LIN master mode
    • SPI interface up to 8 Mbit/s
    • I2C interface up to 400 kbit/s
  • Analog to digital converter (ADC)
    • 10-bit, ±1 LSB ADC with up to 5 multiplexed channels, scan mode and analog watchdog
  • I/Os
    • Up to 28 I/Os on a 32-pin package including 21 high sink outputs
    • Highly robust I/O design, immune against current injection
  • Unique ID
    • 96-bit unique key for each device