Chips at home

• 4-digit 7-segment LED display module

STM8S003F3P6

• 8-bit Microcontrollers
• MCU 8-bit MCU Value Line 16 MHz 8kb FL 128EE

potentiometer (trimpot)

• Brightness control – If this is part of a 4-digit LED module, adjusting it might change display intensity.

Arduino Uno

Seeed Studio XIAO SAMD21(Seeeduino XIAO)

• Arduino Microcontroller
• SAMD21 Cortex M0+ with Free Course
• $5.40