Measure the speed of a spinning shaft using rotary encoders and microcontrollers. Learn how to calculate rotations and achieve accurate motion control.
Discover how multiplexing can solve GPIO pin shortages in your projects. Learn practical designs for controlling LEDs and buttons, ensuring efficient design.
Many applications could use phototransistors, for example, a sunrise alarm clock. Learn how to use a phototransistor to create a Light Activated LED fader?
In this video, Shawn Hymel continues the tutorial on operating voltage optimization by examining the effects of 1.9V and 5V supplies on the RFM95’s RF output power.
In this video, Shawn Hymel continues the tutorial on operating voltage optimization using datasheet information and the physical characteristics of project components.