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PCB ruler featuring an ESP-32 wrover module, 1.69inch st7789 screen running retro-go

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raphatex/retro-ruler

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retro-ruler

PCB ruler featuring an ESP-32 wrover module, 1.69inch ST7789 screen running retro-go

Specs :
battery : 230 mAh -> 2h battery life
MCU : ESP32 wrover 8MB ram 8MB flash
USB-C : charge (TP4057) and program (CH340C)
Micro SD : store games
10 buttons for input
1.69 inch IPS screen with round corners

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PCB ruler featuring an ESP-32 wrover module, 1.69inch st7789 screen running retro-go

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