K KYTan New Member Jan 18, 2013 #1 Hi, Do anyone knows how to set the digital timer to make feeding module to run at a cycle of 2 hours?Do it need programming to set it?
Hi, Do anyone knows how to set the digital timer to make feeding module to run at a cycle of 2 hours?Do it need programming to set it?
crutschow Well-Known Member Most Helpful Member Jan 19, 2013 #2 Do you have a circuit or block diagram for what you are doing? You need more than just a 74LS90 and a 74LS47.
Do you have a circuit or block diagram for what you are doing? You need more than just a 74LS90 and a 74LS47.
K KYTan New Member Jan 21, 2013 #3 The schematic diagram is as below. Attachments digital clock.jpg 110.8 KB · Views: 1,897
crutschow Well-Known Member Most Helpful Member Jan 21, 2013 #4 That circuit appears to be a digital clock and not a timer, thus there is no way to set it without significantly modifying the circuit.
That circuit appears to be a digital clock and not a timer, thus there is no way to set it without significantly modifying the circuit.
K KYTan New Member Jan 21, 2013 #5 The stuffs that I want to do is using this digital clock to make things to run on a period of time. I heard that it requires motor to control. How to control it with motor?
The stuffs that I want to do is using this digital clock to make things to run on a period of time. I heard that it requires motor to control. How to control it with motor?