ESP32 driven smart watch with 14-Bit, 2 MSPS Dual Channel scope and component tester.
Schematics read more on the Wiki
Designed in KiCad
Prototype d0a3733 ordered
- ESP-Pico-D4 foorpint
- Display cutout
- TCA9535 GND level is ~0.5V when USB is unplugged
- WS2812 leds are not working when USB is plugged
- Button down can only be pressed when the battery is connected
- PMIC
- Charging
- WS2812
- Display
- I2C switch
- USB-Plug
- CH341C
- Button