Initial stab at LFO phase modulation

1 files changed, 5 insertions, 0 deletions

diff --git a/ym2612.h b/ym2612.h
index 4a146c4..e905f44 100644
--- a/ym2612.h
+++ b/ym2612.h
@@ -69,6 +69,11 @@ typedef struct {
 	
 	uint8_t     timer_control;
 	uint8_t     dac_enable;
+	uint8_t     lfo_enable;
+	uint8_t     lfo_freq;
+	uint8_t     lfo_counter;
+	uint8_t     lfo_am_step;
+	uint8_t     lfo_pm_step;
 	uint8_t     status;
 	uint8_t     selected_reg;
 	uint8_t     selected_part;