Maker Uno X Spec and Pin Layout

• Use USB Micro B for power, program loading and USB communication.
• Onboard perfboard prototyping area and a half-size breadboard.
• Program with Arduino IDE, just choose Arduino UNO as the main board.
• Fully compatible with Arduino UNO R3 in terms of sample code and libraries.
• Microcontroller: ATmega328P
• Operating Voltage: 5V
• Digital I/O Pins: 20
• PWM Pins: 6
• Analog Input Pins: 6 (10-bit resolution)
• UART: 1
• SPI: 1
• I2C: 1
• Flash Memory: 32KB
• SRAM: 2KB
• EEPROM: 1KB
• Clock Speed: 16MHz
• USB To UART Chip: CH340
• 1x Programmable Push Button (Pin D2)
• 12x LED as I/O indicators (Pin D2 to D13)
• 2x LED as UART TX/RX activity indicators (Pin D0 & D1)

Pin out of Maker Uno X (similar to Arduino Uno Rev3)