Australian Journal of Astronomy

Australian Journal of Astronomy

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Firstly, it has to provide the basic clock frequency of 50 Hz for the RA inverter and secondly, it has to monitor the control switches and act as required. ... As the highest oscillator frequency required is 100 Hz (for RA a#39;fasti, then the basic frequency in the software has to be 200 Hz to toggle the output ports PB1 and PB2 which provide the complementary square wave inputs to the inverter circuitry . Although itanbsp;...

Title:Australian Journal of Astronomy
Publisher: - 1985


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