1 Hardware design requirementsWhen the reset pin level is low, all LED pin levels are pulled low, and at the same time, the count register is cleared and the status bit is cleared(1) When SW1 is high,...
Forum friends, is there a Zigbee technical exchange group (QQ group or WeChat group)? Please share it. . . It is mainly to facilitate real-time communication and timely exchange of doubts. I am starti...
I saw the news this morning. Maybe someone will be interested, so I’m sharing it here.ST's EVL400W-EUPL7 evaluation board is a ready-made 400W power supply solution that meets today's most stringent e...
A TFT LCD, driver chip ST7735, the microcontroller can be connected to 5V or 3.3V power supply. When using 3.3V, the LCD pins use resistors to divide the voltage to get 3V level, the LCD displays norm...