Description: The light changes from bright to dark, and then gradually changes from dark to bright, feeling like a person is breathing. Widely used in digital products, computers, audio, automotive...
Descriptions: The MAX7219 is an integrated serial input / output common-cathode display driver that connects a microprocessor with an 8-digit 7-segment digital LED display or a bar graph display or...
Description: · A single module can drive an 8*8 common negative lattice. · Module operating voltage: 5V. · Module size: 3.2 cm long, 3.2 cm wide and 1.5 cm high. ...
Feature: Easy to use 6 seconds voice recording, high quality, clear voice reduction, can be used as a micro recorder, recordingpen, megaphone, recording greeting card module, this module can...
Description: This is a Frequency Counter based on PIC microcontroller, add and subtract with crystal vibration measurement functions and programmable frequency Settings, five digital tube display, convenient and intuitive, easy to make. ...