1. Application Program Overview
2.Calculating GRA0 Settings
3.Program Configuration
	(1)Timer register addresses
	(2)Vector setting (3)Main routine
	(4)Timer initialization subroutine
	(5)Timer channel 0 interrupt routine
	(6)Scale and GRA setting value correspondence
	(7)Symbol definition 1
	(8)Symbol definition 2
	(9)Music data
	(10)RAM work area