Key Input

Lesson 8: Independent Key Control of LED Display in Binary Using the Puzhong A2 Microcontroller

by
Lesson 8: Independent Key Control of LED Display in Binary Using the Puzhong A2 Microcontroller

Core Principle Overview The essence of displaying binary with an independent key is to use a variable to record the number of times the key is pressed, and to display the binary value of this variable through 8 LEDs. Each LED represents a binary bit, with the LED on indicating 1 and off indicating 0. … Read more

Microcontroller Program to Control Stepper Motor

by
Microcontroller Program to Control Stepper Motor

Combining the key input program, we designed a functional program: Pressing the number keys 1 to 9 controls the motor to rotate 1 to 9 circles; using the up and down keys changes the rotation direction, pressing the up key rotates forward 1 to 9 circles, while the down key rotates backward 1 to 9 … Read more