Pin 5 : 10nF capacitor Capacitor: 10nFR2: 4.7k ohm + 2.2k ohm+ 100 ohm= 7k ohmR1: 330 ohm Frequency: 9.99kHzPeriod: 100.141us + width: 49.4us+ duty cycle: 49.34% – width: 50.74us– duty cycle: 50.66%