noisy switch input
i have try to separate the power supply of relay,but that not solve the problem,each 220vac relay energized the ls7473 togle switch reset by him self,is there anything wrong that i miss?
Added after 13 minutes:
for ttl ic i use 7805 and for relay 12vdc i use 7812 and for relay 24 v i use 7824,for relay driver i use ULN2004,for each solenoid i put diode parallel to solenoid coil,and for 220vac relay to switch the 220vac motor i put 24vdc relay to energized that 220vac relay.is there something wrong ?