83:OS:ROMPage0C

This ROM page is loaded as soon as an ASM program is launched.

Structure

4000

Here is the ROM Call jumptable, which looks like this :

 call 0033
 ret
 call 010F
 ret
 call 011B
 ret
 call 111F
 ret
 ...

... seldom having some jumps instead of calls.

At 4F0C, the ROM Calls start to look like this :

	pusf	af
	ld	a,XX    
	ld	(80C8),a
	pop	af
	jr	5188

52E9

This part only has FF FF FF FF FF ... until the end (7FFF).