# At mega module for raspberry pi 4 ## Description This is the Atmega328p hat/daughter board for rasbpberry pi 4b ## Project Details - **Owner:** rohulhartman - **Created:** 2/9/2025 - **Last Updated:** 2/9/2025 - **Visibility:** Public ## Key Components ### SW1 — [Push Button](https://www.flux.ai/jharwinbarrozo/push-button~eqk.md) - Part Type: Switch - Manufacturer Name: OMRON - Manufacturer Part Number: B3FS-1050P - Datasheet URL: https://datasheet.lcsc.com/lcsc/1809271215_Omron-Electronics-B3FS-1050P_C231326.pdf **Pins:** - P1 [pin 1] - P2 [pin 3] ### U1 — [ATMEGA328P-PU](https://www.flux.ai/adrian95/atmega328p-pu~6cd.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Microcontroller - Manufacturer Part Number: ATMEGA328P-PU - Datasheet URL: https://ww1.microchip.com/downloads/en/DeviceDoc/ATmega48A-PA-88A-PA-168A-PA-328-P-DS-DS40002061B.pdf - Manufacturer Name: Microchip **Pins:** - ~RESET~/PC6 [pin 1] - AREF [pin 21] - AVCC [pin 20] - GND [pin 8] - GND [pin 22] - PB0 [pin 14] - PB1 [pin 15] - PB2 [pin 16] - PB3 [pin 17] - PB4 [pin 18] - PB5 [pin 19] - PC0 [pin 23] - PC1 [pin 24] - PC2 [pin 25] - PC3 [pin 26] - PC4 [pin 27] - PC5 [pin 28] - PD0 [pin 2] - PD1 [pin 3] - PD2 [pin 4] - PD3 [pin 5] - PD4 [pin 6] - PD5 [pin 11] - PD6 [pin 12] - PD7 [pin 13] - VCC [pin 7] - XTAL1/PB6 [pin 9] - XTAL2/PB7 [pin 10] ### X1 — [Crystal Oscillator](https://www.flux.ai/jharwinbarrozo/crystal-oscillator~i9.md) - Frequency: 16MHz - Part Type: Oscillator - Manufacturer Name: Adafruit **Pins:** - P1 - P2 *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/rohulhartman/at-mega-module-for-raspberry-pi-4~iy](https://www.flux.ai/rohulhartman/at-mega-module-for-raspberry-pi-4~iy).* --- *Generated from [https://www.flux.ai/rohulhartman/at-mega-module-for-raspberry-pi-4~iy](https://www.flux.ai/rohulhartman/at-mega-module-for-raspberry-pi-4~iy)*