led_state = !led_state; PORTC.0 = led_state;
Modern tools often require subscription plans or cloud logins. CodeVisionAVR is a standalone off-line tool. You buy it once (or use a perpetual license), and it works without internet. CodeVision AVR 2.05.0 Professional
: Designed for Windows (XP through Windows 7 at the time), it required only about led_state =
With CodeWizard, you produce this code without writing a single line manually—just click the timer options. led_state = !led_state