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hex to decimal?
in my project i require bcd at port 0 and 3 of microcontroller 89s52 since there are three 7447 connected
(i.e p0.0-p0.3 to 7447(1) lsb,
p0.4-p0.7 to7447(1),
p3.0-p3.3 to7447(3)msb)
which drive three 7 segment displays
now suppose i want to display (240)d then in the...
Re: tachometer
thanks for your interest but my project is for rpm measurement of a motor
do u have any info abt the sensor moc7811 i.e which of its terminal should be tied to vcc and what is its o/p? do i need to amplify the o/p before giving to the microcontroller?also is any current limiting...
tachometer
good evening!actually i am doing a tachometer as my college project using 89c2051 .but i dont know how to use moc7811 sensor can anybody help me ?
pls its urgent!
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