Music Module

This software module

1) Controls the MP3 player to play music

NOTE: only 2 buttons are used: PLAY and NEXT. PLAY is also PAUSE

Public Functions:

initMusic

Press the play button

Wait for 1.5 seconds

Press the play button

This sets up the MP3 such that the next time Next is pressed, music will start automatically

playMusic

If MP3 player is currently NOT playing

Press the next button

stopMusic

If MP3 is currently playing

Press play button to pause it

restartMusic

Press next button

Module Functions:

pressPlay

Set output to play button transistor to HI

Wait a calibrated amount of time

Set output to play button transistor to LO

pressNext

Set output to next button transistor to HI

Wait a calibrated amount of time

Set output to next button transistor to LO

wait(wait_time)

Wait until the current time minus the start time is greater than the wait_time