AC164125产品概述
PICtail™ Plus Speech Playback Daughter Board
The Speech Playback PICtail Plus Daughter Board contains a fourth-order low-pass filter (LPF), speaker amplifier, speaker and 1Mbit SPI serial EEPROM for playback only applications. Speech playback is accomplished by using the integrated PWM module on the16-bit products and filtered into a voice waveform using the LPF.