Using a pair of period A/D converters, this 3-digit circuit was found in the 1992 Radio Electronics Experimenter magazine. The sensor is a thermistor.
The capacitor connected to the diode delays the start of operation of the oscillator, whose...
This circuit can be used as a receiver for the CIR10534 transmitter or others described in this...
By pressing and releasing PB1, only one LED is lit, drawing a number from 1 to 6, as in a die. The...