Keyes® PLUS Expanding Board with Type C interface +USB Cable Compatible for Arduino UnoR3 Arduino Boards

Feature Microcontroller ATMEGA328P AUUSB to serial port chip CP2102Working voltage DC 5VExternal power supply DC 6 15V recommended 9V Digital I O pins 14 D0 D13 PWM channel 6 D3 D5 D6 D9 D10 D11 Analog input channel ADC 8 A0 A7 Each I O DC output capacity 20 mA3 3V port output capacity 50 mAFlash Memory 32 KB 0 5 KB used by the bootloader SRAM 2 KB ATMEGA328P AU EEPROM 1 KB ATMEGA328P AU Clock speed 16MHzOnboard LED pin D13Special function interface description Serial communication interface D0 is RX D1 is TXPWM interface pulse width modulation D3 D5 D6 D9 D10 D11External interrupt interface D2 interrupt 0 and D3 interrupt 1 SPI communication interface D10 is SS D11 is M0SI D12 is MISO D13 is SCKIIC communication port A4 is SDA A5 is SCLPackage includes 1 x PLUS Expanding Board