X-Nico

3 unusual facts about PWM


Microbridge

Using Microbridge with an Arduino and Arduino USB Host Shield allows for actuation of Servos, DC Motors, and allows for PWM communication, among other uses, through and Android phone.

Texas Instruments TMS320

The C2000 series is notable for its high performance set of on-chip control peripherals including PWM, ADC, quadrature encoder modules, and capture modules.

Yamaha AN1x

Available waveforms include PWM-capable saw and square, saw2 (behaves in a different way than "saw" when used with PWM), a saw/square "mix", additional waves (Inner1-3) for OSC1 in oscillator sync mode, triangle and sine by altering the Edge of pulse waves (or any wave for the sine), and various intermediate waves available through Edge.


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PWM |

General-purpose input/output

Embedded applications (for example, Arduino, BeagleBone, and Raspberry Pi) make heavy use of GPIO for reading from various environmental sensors (IR, video, temperature, 3-axis orientation, and acceleration), and for writing output to DC motors (via PWM), audio, LCD displays, or LEDs for status.

Position weight matrix

A PWM has one row for each symbol of the alphabet: 4 rows for nucleotides in DNA sequences or 20 rows for amino acids in protein sequences.

Pulse-frequency modulation

It is analogous to Pulse-Width Modulation (PWM), in which the magnitude of an analog signal is encoded in the duty cycle of a square wave.


see also