2 ; Requires an AY-3-891x or YM2149, with address decoding making
3 ; a write/read to $50 a data write/read, a write to $51 an address write,
4 ; and any other combination being an AY Idle condition.
5 ; Supernaive bruteforce approach, with random delay values.
6 ; Produces a frequency sweep by counting down 0..255
63 ;Start of delay routine..
67 DLY_LOOPI DJNZ DLY_LOOPI