I use PIC18F248 as CPU and want to realize RS232 communication with PC. Now the data sent by PIC18F248 is correct, but I can't receive the data sent by PC! I used MAX232A as the interface between PC a
[i=s]This post was last edited by fxyc87 on 2021-2-19 10:47[/i]Previous example [ [Raspberry Pi Pico Review] - Making an Infrared Thermometer (I2C Interface Test + MLX90614) ]
Let’s play with PWM brea
I want to draw a board to realize the function shown in the figure. The selection of voltage divider resistors is controlled by buttons. Now I need to replace the part in the dotted box with the IO po