| 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 |
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