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???
12/09/07 15:32
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#148008 - Looking for a one of six selector chip
The requirement is too trivial for a MCU. Let me explain...

- I have six push to ON switches.( A-F)
- These switches are to switch on six solenoids .(AS-FS)
- When any one of the switches are pressed, it also should switch on another solenoid GS.
- When user presses any of the switches A-F, for more than a second, then the relevant solenoid from AS-FS must alone be switched ON.( other solenoid if any, should be switched OFF)

Is there any single (CMOS preferred) chip that can do the above job?

I am Googling. But nothing like posting here - much better than Google for MCU related searches !!

raghu


List of 21 messages in thread
TopicAuthorDate
Looking for a one of six selector chip            01/01/70 00:00      
   HMM            01/01/70 00:00      
   sounds like you need a PAL            01/01/70 00:00      
      have you looked at 74HC237 with a 1 Hz clock?            01/01/70 00:00      
   Oh-Oh-Use-Mcu            01/01/70 00:00      
      Driving is easy.            01/01/70 00:00      
         It is dead easy but ...            01/01/70 00:00      
      Current, not voltage            01/01/70 00:00      
         Practise and Theory            01/01/70 00:00      
            I decided to settle for the MCU            01/01/70 00:00      
               Memory relays and reset problems            01/01/70 00:00      
                  So ... you\'re using a latching relay?            01/01/70 00:00      
         Example of a solenoid driver            01/01/70 00:00      
            chip driver            01/01/70 00:00      
               Yes, that's the kind of thing            01/01/70 00:00      
         No, voltage, not current!            01/01/70 00:00      
            AC solenoids            01/01/70 00:00      
               Thread morphing...            01/01/70 00:00      
                  PLC            01/01/70 00:00      
   trivial, maybe, but why not use a 'trivial' uC            01/01/70 00:00      
      Trivial microcontrollers            01/01/70 00:00      

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