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  1. R

    serial input push button

    Hello. I got a new project going on. I’m using a picaxe 40x1 chip to control some relays from my computer. I use the hsersetup and hserin to receive serial data from the computer. So far I can manage to receive the signal and make pin7 go high for a sec. I have made another program in VB.NET...
  2. R

    Darlington trasistor

    Hi. Im trying to build this HDD clock http://www.ian.org/HD-Clock/ My picaxe is 5v, my RGB LEDs are 12v, and I have a ULN2803AG In the tutorial above, he's using a ULN2003A, but the only different between mine and hes, is 7 and 8 darlington transistors..so mine should do the work as well...
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    RPM

    I have made a generator/motor, with a rotating disc. on the disc I have a white line that reflex the IR on the OPB715 IR reflex detector. I now want to use my picaxe 40x1 to find the RPM. I thougt of using the pulsin command, when the white line crosses the IR detector, the pulsin starts...
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