PEMROGRAMAN BUTTON DAN GOSUB Drs.Dedi Supardi,MM SMK Negeri 4 Jakarta PORTA OUTPUT DAN PORTD INPUT Email :padedismk4@yahoo.com PROGRAM 1 Email :padedismk4@yahoo.com PROGRAM 2 Email :padedismk4@yahoo.com PROGRAM 3 Email :padedismk4@yahoo.com PROGRAM 4 Email :padedismk4@yahoo.com PROGRAM 5 Email :padedismk4@yahoo.com PROGRAM 6 Email :padedismk4@yahoo.com