Name: 555 Timer Calculator
Author: Eleczia

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High Time (T_H): 0.693 × (R1 + R2) × C

Low Time (T_L): 0.693 × R2 × C

Period (T): T_H + T_L

Frequency (f): 1 / T

Duty Cycle: (T_H / T) × 100%

T_H = 0.693 (R₁ + R₂) C

T_L = 0.693 R₂ C

T = T_H + T_L

f = 1 / T

Duty = (T_H / T) × 100%