' E = Enable 1 = enabled
 ' Br = Brake 1 = Brake on
 ' Di = Direction 0 = Reverse 1 = Forward
 ' P = PWM 1 = Driven
 ' Pd = Delayed PWM 
 ' a = High-side Left Forward driver
 ' b = Low-side Left Reverse driver
 ' c = High-side Right Forward driver
 ' d = Low-side Right Reverse driver

 E Br Di P Pd : a b c d
 0 x x x x   1 0 1 0
 1 1 x x x   1 1 1 1
 1 0 0 0 0   0 0 0 0
 1 0 0 0 1   1 0 0 0
 1 0 0 1 0   1 0 0 0
 1 0 0 1 1   1 1 0 0
 1 0 1 0 0   0 0 0 0
 1 0 1 0 1   0 0 1 0
 1 0 1 1 0   0 0 1 0
 1 0 1 1 1   0 0 1 1
;