The demand for electrical energy in cars is growing as demand for autonomous driving functions as well as comfort, convenience and infotainment features continues to grow. Today's cars have an increas
[i=s]This post was last edited by yhye2world on 2019-8-15 15:10[/i]As shown below, RS232 to RS485 passive converter;
The terminal board on the RS485 port side is lost.Now I want to use a DB9 connector
When debugging MQTT, because multiple modules and the same program were used, it was found that during the debugging process, when one module was online, it would squeeze out the connection of another
Starting from now - June 16, the channel for exchanging TI points for chip points has been opened. During this period, the full amount can be exchanged according to the exchange rate. After June 24, t