4

ATSAM3303

6091A–DRMSD–07/04

Typical Application Examples

Figure 2. Host-controlled MP3 or Cost-optimized GM-Lite Wavetable Player (Cellular

Phone)

•

MP3 or Wavetable synthesis (switchable “on the fly”)

•

Legendary Dream high-quality wavetable sound

•

Typical polyphony

–

36 voices @ 32 kHz sampling rate

–

24 voices with effects (reverb, chorus, etc.)

•

External wavetable ROM/Flash choice from 4 Mbits to 128 Mbits

•

Choice of host communication interfaces

–

8-bit parallel

–

Asynchronous serial (MIDI)

–

Synchronous serial (SPI)

•

Built-in Standard Midi file player (SMF) dramatically reduces host load

Figure 3. Ultra Low-cost Musical Keyboard

•

24-voice polyphony with effects @ 32 kHz sampling rate

•

Choice of GM+ sampled sounds from 4 Mbits to 64 Mbits

•

Maximum external memory addressing range: 128 Mbits

ATSAM3303

DAC

ROM

Stereo

Audio

Out

Compressed Audio

or MidiFile

(from Host)

ATSAM3303

DAC

ROM

Stereo

Audio

Out

Switches,

LCD Display

MIDI

Keyboard