PL2303 is a USB to RS232 chip. Why is it used on the development board to connect the microcontroller serial port and the USB interface? Isn't the microcontroller serial port TTL level?
[i=s]This post was last edited by hjl240 on 2014-2-18 13:59[/i] [align=left][size=4]There are many related tutorials on the Internet, and the steps are similar, but there are still some small differen
When I was measuring the serial port waveform with an oscilloscope today, I found a problem. When the computer sends data to the microcontroller, the RX pin of the microcontroller has a waveform, but
Renesas Technology Corp. has announced two varicap diodes for adjustable antennas in portable and mobile terminals with digital terrestrial broadcasting capabilities : the RKV653KP has the industry's
[b]Design of Data Acquisition System Based on FPGA and SRAM[/b] Chinese Journal Article Author: Jiang Li Xiao Siqi Author Institution: [1] Hunan High-speed Railway Vocational and Technical College, He