Boards by crnkovicaaron

3 boards

Open-source boards designed in KiCad by crnkovicaaron on GitHub, from 1 repository. A board’s address here is its repository’s there.

4 layers126.1 × 43.6 mm
Launch clock pcb v3 demo
crnkovicaaron/launchclock
Key components: - MCU: ATmega328P - RTC: DS3231M with CR1220 battery backup - Displays: MAX7219-driven dual 4-digit 7-segment (5641AS) and 8x8 dot matrix (1088AS) - Input: 4x4 matrix keypad - Power: 5V DC via 5.5x2.1mm…
48 parts
2 layers101.6 × 53.3 mm
Launch clock pcb v1 demo
crnkovicaaron/launchclock
Key components: - MCU: ATmega328P - RTC: DS3231M with CR1220 battery backup - Displays: MAX7219-driven dual 4-digit 7-segment (5641AS) and 8x8 dot matrix (1088AS) - Input: 4x4 matrix keypad - Power: 5V DC via 5.5x2.1mm…
34 parts
2 layers139.7 × 53.3 mm
Launch clock pcb v2 demo
crnkovicaaron/launchclock
Key components: - MCU: ATmega328P - RTC: DS3231M with CR1220 battery backup - Displays: MAX7219-driven dual 4-digit 7-segment (5641AS) and 8x8 dot matrix (1088AS) - Input: 4x4 matrix keypad - Power: 5V DC via 5.5x2.1mm…
39 parts

Launch clock pcb v3 demo