Arduino Compatible UNO R3 Board ATMEGA328P

Item Name: UNO R3 Board ATMEGA328P Arduino Compatible PCs in Item: 1 PC Manufacturer: Micro-Tech, Made in China Notes: Pre-Install GRBL 1.1H upon request (Free), please specify in the ‘Order Notes’ when checking out. Specs UNO R3 USB-B UNO R3 USB-C UNO R3 ATMEGA 16U2 Microprocessor ATMEGA 328P (SMD) CH340G ATMEGA 328P (SMD) CH340G ATMEGA 328P (THD) ATMEGA 16U2 Digital I/O 0~13 (6 can be PMW) 0~13 (6 can be PMW) 0~13 (6 can be PMW) Analog I/O 0~5 (2 can be 12C) 0~5 (2 can be 12C) 0~5 (2 can be 12C) Output Voltage DC 3.3 V, 5V DC 3.3 V, 5V DC 3.3V, 5V Port Type USB-B USB-C USB-B Input Voltage DC 7~12V DC 7~12V DC 7~12V Flash RAM 32KB 32KB 32KB SRAM 2K 2K 2K EEPROM 1K 1K 1K Clock Frequncy 16MHz 16MHz 16MHz