This font corresponds to an extended Latin font. Each character is loosley based on what sound it represents. Each letter comprises of a vertical stem with additions at the top, middle, and bottom, before or after the stem, depending on the use of lips, tongue, breath, and voice.
The numerical system is based on a horizontal bar. The marks on the bar behave like a 4-bit binary system to represent 0-9.
The punctuation is based on the character that represents the period.