/members-area/personalblogs/b/blog/posts/ti-hercules-launchpad-type-1-heart-emulatorPulse Width Modulation (PWM) modules, which produce basically digital waveforms, can be used as cheap Digital-to-Analog (D/A) converters only a few external components.A wide variety of microcontroller applications exist that need analog output but den-USTelligent Community 12