It has been a long time since we heard about LoRa. Just when people had forgotten about it, an announcement from the Ministry of Industry and Information Technology once again brought it to the forefr
[i=s]This post was last edited by tiankai001 on 2015-5-5 21:32[/i] [align=center][size=5][b][font=宋体]Recommendations for Classic Software Testing Materials (Ten)[/font][font=Times New Roman]---[/font]
I'm using TL16C554 and using the polling mode to receive. Now I can receive data, but it can only receive two or three data before it gets stuck. The program is as follows: do { dat=Read_LSR(1); _nop_
I'm a novice asking for advice. How can I design a frequency-adjustable divider? Given a data in the host computer, and then divide the 50M frequency according to this data, please help me?
The switch quantity acquisition circuit uses optocoupler isolation. The optocoupler is used as the signal transmission between circuits to completely isolate the front end from the load, increase safe
[size=4][color=#444444][backcolor=rgb(232, 232, 232)]Based on stm32f107, LTC1867 chip is used for sampling. After setting unipolarity, only 0~2V voltage can be sampled, and the reference is 4V. Please