The project uses the interface password input function. You need to type the corresponding password in the input box. After typing, it will be sent to the lower computer through the serial port. SGToo
The previous article Network communication has finally been solved. Using the network to download is much more convenient than USB downloading. It can be recommended.
Now I have another problem: the s
The HT9170 series is a dual-audio DTMF receiver that integrates digital decoder and multi-band filter functions. Both HT9170B and HT9170D can work in power-down mode and suppression mode. All models o