Hardware:
ESP32-S2-DevKitC-1-N8R2 (8MB Flash, 2MB PSRAM)
Arduino Micro (ATmega32U4)
1kΩ + 2kΩ resistor voltage divider on TX line
Project context:
I'm building a sim racing steering wheel controller. The ESP32-S2 handles HID joystick output via native USB (GPIO19/20). I need to receive ...
Search found 1 match
- Sun Feb 22, 2026 8:20 pm
- Forum: ESP32 Arduino
- Topic: ESP32-S2 UART0 not receiving data from Arduino Micro (5V→3.3V with voltage divider) — HID project
- Replies: 2
- Views: 149