Browse over 10,000 Electronics Projects

Build EchoMp3 – a small DIY MP3 player

Build EchoMp3 – a small DIY MP3 player

Designed with PIC18LF45x PLCC, it is cheap and of excellent quality. It supports 64, 128, 256, 512MB and 1GB MMC and SD cards as storage media. FAT (FAT16) and FAT32 file system is supported.
Low power operation with a single AAA (HR03) 1V2 Ni-Mh battery. 
Runs on a 18LF452 or 18LF458 at 20 MhZ. 
Up to 256 kBps bitrate at 44,1 kHz supported. VBR may peak at 320 kBps. 
ID3 v2.3 tags supported. 
Full user control (volume, track, pause, skip) with a 5-way micro joystick. 
Real time display of bitrate, sampling rate, elapsed time, songnumber, … 
LCD contrast adjustable by user. 
High quality stereo DAC with a S/N ratio of typ. 87dB. 
THD of only 0.1% typ. 
On/Off pushbutton. 
Software is 100% upgradeable through an RS232 bootloader connector.


Voice Recording in PCM-format will be added later!

Visit Here for more.