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i just want to send words typed in hyperterminal to other computer. this will be a one way data transfer. i tried a lot making circuit using HT12E/D but nothing happened. one...
Thanked 1 time Posted by ExperimenterUK on Friday 12 March 2010 - 13:14:27
Your main problem is that the diagram is wrong. Connect 3.8 K between pins 1 and 2 Connect 1.5k between pin 2 and ground. This should give you about 0.8 volts on pin1 for an input of 0.32 volts.
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Thanked 1 time Posted by ExperimenterUK on Sunday 07 March 2010 - 13:13:16
If you use the preferred method of testing for the display being ready, you can save the R/W pin by just using a fixed delay and assuming the display is ready.
You're right it'...
Thanked 1 time Posted by ExperimenterUK on Sunday 28 February 2010 - 10:43:27
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