參考資訊:
https://bgb.bircd.org/
https://github.com/mrombout/gbdk_playground
http://gbdk.sourceforge.net/doc/html/book01.html
暫存器


main.c
#include <gb/gb.h>
#include <gb/cgb.h>
#include <stdio.h>
void main(void)
{
NR52_REG = 0x80;
NR50_REG = 0x77;
NR51_REG = 0xff;
while (1) {
NR10_REG = 0x16;
NR11_REG = 0x40;
NR12_REG = 0x73;
NR13_REG = 0x00;
NR14_REG = 0xc3;
delay(100);
}
}