yes, it's very possible. i did a project with four songs. it toggles an output connected to a piezo buzzer. the entire project takes less than 350 bytes. sorry i can't post the code at this time, but i can say it was very fun to write. michael You may leave the list at any time by writing "SIGNOFF PICLIST" in the body of a message to LISTSERV@MITVMA.MIT.EDU. -----Original Message----- From: Hanafi Tanudjaja To: PICLIST@MITVMA.MIT.EDU Date: Monday, November 02, 1998 9:21 PM Subject: musical tones >I want to know wether pic can be programmed to output tones which each have >certain duration .Some thing like singing cristmas card. >Has anyone in this duscussion list tried it ? >I just want to try in order to make my children happy (it nearly cristmas >day) > >Hanafi Tan >