Cybertronian optical code

Cybertronian optical code is a concept from the Animated continuity family.

Cybertronian optical code is a means of delivering a message through the specific pulsing of a light, similar to Morse code.

Fiction

Animated continuity

As Optimus Prime told Jazz to reconfigure the decontamination chamber on the Elite Guard flagship's bridge to act as a freezing unit for the Decepticons to hear, he used the Autobot insignia on his left shoulder to actually tell him, in Cybertronian optical code, to configure it so that the decontamination chamber would be the only part of the bridge not to be frozen. Decepticon Air