| Many measuring instruments are provided with a 7-segment display, LED har or discrete LEDs, which are controlled directly by an analogue...
All items tagged with Time and technology (303)
| The watchdog is intended to monitor a microprocessor and determine whether this functions correctly or not. It and its software are suit...
| Believe it or not, but it's fashionable ('cool') these days to listen to medium-wave radio stations. Ferranti's ZN416 integrated circuit con...
| A standard CMOS oscillator IC does not work with a watch crystal (32.768 kHz). At best, it starts to oscillate when the supply voltage is sw...
| The low-cost circuit charges two nickel-cadmium cells from the mains to provide a stand-by power supply for a two-lamp emergency light which...
| The circuit converts the voltage levels at an RS232 interface into current signals. In the quiescent state, send signal TXD, which has a...
| In this given article you can read our response about the reader's questions.
| In this given article you can read our response about the reader's questions.
| The dual complementary pair of switching FETS and inverter contained in a Tvpe CD4007 CMOS IC enable an LED flasher to be made that uses...
| In this article we give the answers to the letters of our readers.