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EV3 PWM
David Lechner edited this page Jan 18, 2014
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The [AM1808 SoC](EV3 Processor) has 2 Enhanced High Resolution Pulse Width Modulators (eHRPWMs) and 3 Enhanced Capture Modules (eCAPs) that can be configured as PWMs.
The EHRPWMs actually have 2 PWM outputs (A/B) per device for a total of 4 PWMs.
##Usage
| Device | Connection |
|---|---|
| EHRPWM0A | Not used/connected |
| EHROWM0B | Drives the EV3 [speaker](EV3 Sound) to produce sound |
| EHRPWM1A | Output port B motor driver |
| EHRPWM1B | Output port A motor driver |
| ECAP0 | Output port D motor driver |
| ECAP1 | Output port C motor driver |
| ECAP2 | Bluetooth "slow clock" @ 32.767kHz |