For high-voltage H-bridge PMW motor drive, power MOSFET and IGBT are mainly used as switch tubes, and the drive circuit of the switch tube usually adopts integrated drive circuit to convert the PWM co...
Nowadays, our mobile phones, cars or navigation devices all use navigation antennas. Among them, GPS ceramic antennas are widely used due to their advantages such as fast satellite reception speed, hi...
[i=s]This post was last edited by Digital Leaf on 2021-11-21 13:31[/i]Topmicro intelligent display module supports network function. The screen provides RJ45 network port, which can be connected via n...
The wireless communication here is LoRa technology, using a LoRa communication module with a serial port interface . The main function configuration is as follows:
The serial port is initialized as:Se...
This circuit can automatically disconnect the charging or discharging circuit of two nickel-cadmium batteries when they are charged to 3V or discharged to 1.34V, effectively preventing overcharging or...
When I was referring to the design of an AVR (ATMEGA644PA-AU) chip, I found that the ISP download line uses the SPI port, which is the interface of PIN1, PIN2, and PIN3, while the JTAG interface in th...