@on-reset ( -> )
	;on-input #10 DEO2
	BRK

@on-input ( last-byte -> last-byte )
	#12 DEI

	[ LIT &need-byte 01 ]
	[ LIT2 00 _/need-byte ] STR
	?{
		SWP
		DUP2 #0a0d NEQ2 ?{
			POP
			[ LIT2 01 _/need-byte ] STR
		}
		#18 DEO ( #010e DEO )
	}