Description:1. Type: STM8S STM8S105K4T6 Development Board2. Size: 49.5mm x 23mm3. Chip Type: STM8S105K4T64. Chip Features: Advanced STM8 coreMemoryMedium Density Program and Data Memory:- up to 32K bytes Flash; 10K erase in 55 ° C environment, the data can be stored for 20 years- Data memory: up to 1K bytes of real data EEPROM; up to 300,000 times eraseRAM: Up to 2K bytesClock, reset and power management3.0 - 5.5V operating voltageFlexible clock control, 4 main clock sourcesLow Power Crystal Oscillator- External clock input- User adjustable internal 16MHz RC- Internal low-power 128kHz RCClock security system with clock monitoringPower management:- Low power mode (wait, active stop, stop)- The peripheral clock can be turned off individuallyAlways turn on low power-on and brown-out resetInterrupt managementA nested interrupt controller with 32 interrupts6 external interrupt vectors, and up to 37 external interrupts