Description
3.3V 3 Pin Piezo Buzzer Small Passive Buzzer Module KY-006 for Electronic Equipment Toys Sound Devices
Product Description
Features of passive buzzer: There is no oscillator inside the passive, so if you use a DC signal, you can't make it sound. Must use 2K~5K square wave to drive it The frequency of the sound is controllable, and the effect of "multiple rice hair solas" can be made. In some special cases, you can reuse a control port with the LED Features of active buzzer: The active buzzer has an internal oscillation source, so it will sound as long as it is powered on The program control is convenient, the single-chip microcomputer can make a sound with a high and low level, but the passive buzzer cannot.
Module description: Each set weighs about 6g Working voltage 3.3V With fixing bolt holes for easy installation
Specification
|
Module interface description (3-wire system)
|
value
|
|
|
1
|
VCC External 3.3V
|
|
|
2
|
GND External GND
|
|
|
3
|
I/O External MCU IO port
|
|
Details Images