PlatformIO

Installation

• On Arch yay -S platformio and setting up udev rules
• Instructions for other platforms can be found here
• Optionally the VS Code extension

Uploading a sketch to the ATMega16

Folder structure

./
├── lib/
├── platformio.ini
└── src/
    └── main.c

platformio.ini

[env:ATmega16]
platform = atmelavr
framework = arduino
board = ATmega16
board_build.f_cpu = 8000000L
board_fuses.efuse = 0xFF
board_fuses.hfuse = 0xD1
board_fuses.lfuse = 0xC4
upload_protocol = stk500
upload_flags = -e

Setting up PlatformIO (for VS Code)

pio init --ide vscode

The sketch

main.c

#include <avr/io.h>

int main(void) {
  DDRB = 0xff;
  DDRD = 0x0;

  while (1) {
    PORTB = ~PIND;
  }
}

Compilation and upload

pio run --target upload