hello everyone, i m doing final year project on VFD, i want to generate variable frequency output out of a H-bridge inverter. for coding purpose, i am using pic18f4431. i have developed a program that is generating 50 Hz output. now i dont know how to modify my code in order to generate variable frequency output.
can anyone help ? i will be grateful.

 

Replace 50 Hz with an equation.
Or.
Have multiple if statements. User inputs a value, program checks that value against the if statements, one of the if statements will be true, that if statement is executed.