UC864-E Hardware User Guide
1vv0300766a Rev.1 - 31/01/08
11.5 Using the Buzzer Output GPIO7
The GPIO7 pad, when configured as Buzzer Output, is controlled by the
This permits to your application to easily implement Buzzer feature with ringing tones or melody played at the call incoming, tone playing on SMS incoming or simply playing a tone or melody when needed by your application.
A sample interface scheme is included below to give you an idea of how to interface a Buzzer to the GPIO7:
NOTE: To correctly drive a buzzer a driver must be provided, its characteristics depend on the Buzzer and for them refer to your buzzer vendor.
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