Front view of an ESP32-C3 development board mounted on a green "sidekick v0" PCB. An OLED display is attached on top, showing a blue character "(---)" on its screen. The board is powered via a micro USB cable and rests on a wood table.
The rear side of the "sidekick v0" custom green PCB is shown up close, with the attached OLED display visible at the top. Two tactile push buttons are soldered in the center, with various text labels like "burn the hardware" and "made for glyph c3" are printed on the PCB. A person's hand holds the board, and a brown wooden surface is visible beneath.
A hand holds the back side of the "GLYPH C3" custom PCB with soldered components visible. Two tactile push buttons can be seen. The top has an attached OLED display module, showing its internal ribbon cable. Background includes a yellow mat, wires, and electronic workspace clutter.
A close-up photo of an ESP32-C3 development board mounted on a custom green PCB labeled "sidekick v0", connected via a micro USB cable labeled "boat". An OLED display is attached to the top, showing a blue smiley face icon. The assembly rests on a wooden table with a yellow silicone soldering mat in the background.
Mistakes were made, lessons were learned.
The manufacturer reused pins 4 and 5 for i2c on the cheapest board. I forgot that+kicad gave me no hint
So now the touch I wired to pin 5 is useless. I can use this PCB without another iteration if I get rid of […]
[Original post on infosec.exchange]