	title	'System Control Block Definition for CP/M3 BIOS'
	public	@civec, @covec, @aivec, @aovec, @lovec, @bnkbf
	public	@crdma
	public	@crdsk, @fx, @resel, @vinfo, @usrcd, @ermde
	public	@date, @hour, @min, @sec, @mxtpa

scb$base	equ	0fe00h		;base of the scb
@civec	equ	scb$base+22h
@covec	equ	scb$base+24h
@aivec	equ	scb$base+26h
@aovec	equ	scb$base+28h
@lovec	equ	scb$base+2ah
@bnkbf	equ	scb$base+35h
@crdma	equ	scb$base+3ch
@crdsk	equ	scb$base+3eh
@vinfo	equ	scb$base+3fh
@resel	equ	scb$base+41h
@fx	equ	scb$base+43h
@usrcd	equ	scb$base+44h
@ermde	equ	scb$base+4bh
@date	equ	scb$base+58h
@hour	equ	scb$base+5ah
@min	equ	scb$base+5bh
@sec	equ	scb$base+5ch
?erjmp	equ	scb$base+5fh
@mxtpa	equ	scb$base+62h
	end
