Introduction - If you have any usage issues, please Google them yourself
: This example illustrates how to use the 8051 to connect to the Port 1 Seven-Segment Display 4, PORT 0, low 4 a total of 4, respectively, to control the Seven-Segment Display Yang, so that a total of four seventh-yang way monitor scan rotation showed that the number of . 4 Seven-Segment Display This will display the digital clock from PORT 2 of the P2.0 and P2.1, respectively, connected to the two bouncing button.