// Hardware addresses for C64

#if not(CBM_64) && not(CBM_64_COMPAT)
#warn c64_sid module should be only used on C64-compatible targets
#endif

//   SID

word sid_v1_freq  @$D400
word sid_v1_pulse @$D402
byte sid_v1_cr    @$D404
byte sid_v1_ad    @$D405
byte sid_v1_sr    @$D406

word sid_v2_freq  @$D407
word sid_v2_pulse @$D409
byte sid_v2_cr    @$D40B
byte sid_v2_ad    @$D40C
byte sid_v2_sr    @$D40D

word sid_v3_freq  @$D40E
word sid_v3_pulse @$D410
byte sid_v3_cr    @$D412
byte sid_v3_ad    @$D413
byte sid_v3_sr    @$D414

word sid_filt_cutoff @$D415
byte sid_filt_cr @$D417
byte sid_filt_mode @$D418

volatile byte sid_paddle_x @$D419
volatile byte sid_paddle_y @$D41A

volatile byte sid_v3_osc_out @$D41B
volatile byte sid_v3_adsr_out @$D41C