Integrate the functions of the previous two LABs to achieve the goal set at the beginning of the activity - RFID induction door control with dot matrix display.The functions to be implemented are as f
I am using a DE1-SOC development board, which has GPIO_0 and GPIO_1, each with 40 pins.Now we need to use the GPIO port to expand a traffic light module through the Dupont line. The pin definition of
[align=left][align=left][color=rgb(102, 102, 102)]A QR code card story machine (music player) suitable for children - [b]"Story Chicken"[/b]. [/color][/align][align=center][color=rgb(102, 102, 102)][/
Fuses are indispensable in many electronic devices. Since Edison invented the first plug-in fuse that enclosed a thin wire in a lamp holder in the 1890s, there have been more and more types of fuses a
Today I want to use a PC to connect an Agilent 6.5-digit 34410A to measure current. Although the current value can be read every time, the instrument always alarms every time the current is read, and
When I was in college, I learned about 51 single-chip microcomputers and went directly to look at the registers. Since there were relatively few resources, they were relatively easy to handle. Today's