Breadbadge

Badge by day Breadboard prototyping tool by night

Hardware

• RP2354A main MCU
• INA3221 voltage, current, and power monitor (I2C)
• ST7789 SPI display
• 6 WS2812 RGB LEDs
• Navigation joystick and back button
• Breadboard-compatible prototyping platform

Breakouts

• UART
• UPDI (selected with a DPDT slide switch that shares the UART port)
• I2C
• 5V
• 3.3V
• InAternal debug header (for debugging the onboard RP2350)
• External debug

Firmware Features

• Display UI and animations
• LED animations
• UPDI tools
  • Ping
  • Erase
  • Flash
  • Load raw HEX files from the internal filesystem
• I2C tools
• Power sensing (voltage, current, and power)