YMADDR	equ $4000
YMDATA	equ $4001
YMADDR2	equ $4002
YMDATA2	equ $4003

YM_LFO		equ $22
YM_TIMERA_L	equ $24
YM_TIMERA_H	equ $25
YM_TIMERB	equ $26
YM_MODE		equ $27
YM_OPER		equ $28
YM_DAC		equ $2a
YM_DACEN	equ $2b

YM_DT1MUL_OP1	equ $30
YM_DT1MUL_OP2	equ $34
YM_DT1MUL_OP3	equ $38
YM_DT1MUL_OP4	equ $3c
YM_TL_OP1	equ $40
YM_TL_OP2	equ $44
YM_TL_OP3	equ $48
YM_TL_OP4	equ $4c
YM_RSAR_OP1	equ $50
YM_RSAR_OP2	equ $54
YM_RSAR_OP3	equ $58
YM_RSAR_OP4	equ $5c
YM_AMD1R_OP1	equ $60
YM_AMD1R_OP2	equ $64
YM_AMD1R_OP3	equ $68
YM_AMD1R_OP4	equ $6c
YM_D2R_OP1	equ $70
YM_D2R_OP2	equ $74
YM_D2R_OP3	equ $78
YM_D2R_OP4	equ $7c
YM_D1LRR_OP1	equ $80
YM_D1LRR_OP2	equ $84
YM_D1LRR_OP3	equ $88
YM_D1LRR_OP4	equ $8c
YM_SSGEG_OP1	equ $90
YM_SSGEG_OP2	equ $94
YM_SSGEG_OP3	equ $98
YM_SSGEG_OP4	equ $9c

YM_FREQ		equ $a0
YM_BLOCKFREQ	equ $a4
YM_CH3SUPFREQ	equ $a8
YM_CH3SUPBLKFREQ	equ $ac
YM_FEEDBALG	equ $b0
YM_LRAMSFMS	equ $b4

; vi:ft=z80: