16-Channel 12-bit PWM/Servo Arduino Shield using I2C interface (PCA9685)
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$13.38
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Black
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Description
Pulse-Width Modulation (PWM) is the method microcontrollers use to set LED brightness and the position of servos, so it is a pretty well-understood technique. This 16-Channel 12-bit Interface lets you set these PWM signals to 16 devices th...