A 10k ohm potentiometer is connected to an analog input. Turning it translates into values in the range [0-1023]. An attached SSR is connected to a water heater. By turning the SSR on and off, it is ...
This pcb allows connecting across a phone line tip and ring and when DTMF signals are present, they are decoded into 4 bit data with a data ready signal. An Arduino can then detect DTMF touch tones ...
The new PLC-INTERFACE Ethernet Gateway from Phoenix Contact combines relays and communication in one modular system.
An analog telephone adapter (ATA), or FXS gateway, is a device that allows traditional analog phones to be connected to a ...
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