| 摘要 |
Program control apparatus for generating programmed control signals comprises a clock pulse oscillator, a frequency divider or multiplier for converting the clock pulse into a plurality of frequency signals of different frequencies, a logical operation circuit for selecting the frequency signals in accordance with a command signal, a counter for counting a preset number of the outputs from the logical operation circuit for successively providing the programmed control signal, and means responsive to each control signal for resetting the counter.
|
