Raspberry Pi Pico's built-in bootloader allows you to write firmware via USB or SWD. However, in some situations, other interfaces may be useful. Picoboot3 now offers the options of UART, I2C and SPI.

A full-featured Android QR code and barcode utility app. Scan any supported format with the camera or from gallery images, generate styled QR codes with full customization, and manage a persistent ...