The external AD uses the ADS805 chip, and the circuit diagram is attached. The current problem is that the input terminal is connected to a 1k resistor and then to the analog ground. The data collecte
Quartz crystal resonator (Xtal) is a widely used frequency component. Manufacturers have listed basic parameters such as nominal frequency, frequency stability, operating temperature, load capacitance
I recently wanted to make an adjustable power supply, and then I found some information on the Internet. I'll record it here and share it with netizens who want to make their own.Some homemade videos