# ATmegaZero pinout
## Description
3V3
## Project Details
- **Owner:** vasyl
- **Created:** 5/13/2021
- **Last Updated:** 5/13/2021
- **Visibility:** Public
## Key Components
### ? — [Ground](https://www.flux.ai/jharwinbarrozo/ground.md)
- Exclude from BOM: yes
- Exclude from BOM: true
**Pins:**
- GND
### ? — [Ground](https://www.flux.ai/jharwinbarrozo/ground.md)
- Exclude from BOM: yes
- Exclude from BOM: true
**Pins:**
- GND
### ? — [Ground](https://www.flux.ai/jharwinbarrozo/ground.md)
- Exclude from BOM: yes
- Exclude from BOM: true
**Pins:**
- GND
### ? — [Ground](https://www.flux.ai/jharwinbarrozo/ground.md)
- Exclude from BOM: yes
- Exclude from BOM: true
**Pins:**
- GND
### +5V — [Power Symbol](https://www.flux.ai/usairemalamgeer/power-symbol.md)
**Pins:**
- P1
### +5V — [Power Symbol](https://www.flux.ai/usairemalamgeer/power-symbol.md)
**Pins:**
- P1
### 3V3 — [Power Symbol](https://www.flux.ai/usairemalamgeer/power-symbol.md)
**Pins:**
- P1
### 3V3 — [Power Symbol](https://www.flux.ai/usairemalamgeer/power-symbol.md)
**Pins:**
- P1
### A0 — Label
**Pins:**
- P1
- P2
### A1 — Label
**Pins:**
- P1
- P2
### A2 — Label
**Pins:**
- P1
- P2
### A3 — Label
**Pins:**
- P1
- P2
### A4 — Label
**Pins:**
- P1
- P2
### A5 — Label
**Pins:**
- P1
- P2
### AREF — Label
**Pins:**
- P1
- P2
### D0-RXD — Label
**Pins:**
- P1
- P2
### D1-TXD — Label
**Pins:**
- P1
- P2
### D10 — Label
**Pins:**
- P1
- P2
### D12 — Label
**Pins:**
- P1
- P2
### D13 — Label
**Pins:**
- P1
- P2
### D4 — Label
**Pins:**
- P1
- P2
### D5 — Label
**Pins:**
- P1
- P2
### D6 — Label
**Pins:**
- P1
- P2
### D7 — Label
**Pins:**
- P1
- P2
### D8 — Label
**Pins:**
- P1
- P2
### D9 — Label
**Pins:**
- P1
- P2
### ESP-GPIO0 — Label
**Pins:**
- P1
- P2
### ESP-GPIO2 — Label
**Pins:**
- P1
- P2
### HWD — Label
**Pins:**
- P1
- P2
### I2C-SCL — Label
**Pins:**
- P1
- P2
### I2C-SDA — Label
**Pins:**
- P1
- P2
### J1 — [Connector 01x20](https://www.flux.ai/jharwinbarrozo/dda1c010-e2a7-db59-9055-b3529dff59da.md)
- Part Type: Connector
**Pins:**
- Pin_1
- Pin_10
- Pin_11
- Pin_12
- Pin_13
- Pin_14
- Pin_15
- Pin_16
- Pin_17
- Pin_18
- Pin_19
- Pin_2
- Pin_20
- Pin_3
- Pin_4
- Pin_5
- Pin_6
- Pin_7
- Pin_8
- Pin_9
### J2 — [Connector 01x20](https://www.flux.ai/jharwinbarrozo/dda1c010-e2a7-db59-9055-b3529dff59da.md)
- Part Type: Connector
**Pins:**
- Pin_1
- Pin_10
- Pin_11
- Pin_12
- Pin_13
- Pin_14
- Pin_15
- Pin_16
- Pin_17
- Pin_18
- Pin_19
- Pin_2
- Pin_20
- Pin_3
- Pin_4
- Pin_5
- Pin_6
- Pin_7
- Pin_8
- Pin_9
### PD5 — Label
**Pins:**
- P1
- P2
### SPI-CS0 — Label
**Pins:**
- P1
- P2
### SPI-MISO — Label
**Pins:**
- P1
- P2
### SPI-MOSI — Label
**Pins:**
- P1
- P2
### SPI-SCLK — Label
**Pins:**
- P1
- P2
*The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/vasyl/atmegazero-pinout](https://www.flux.ai/vasyl/atmegazero-pinout).*
---
*Generated from [https://www.flux.ai/vasyl/atmegazero-pinout](https://www.flux.ai/vasyl/atmegazero-pinout)*