Add mapper 594 with expansion sound.

2025-09-12 19:58:52 +02:00
parent 7c05fe4723
commit e9a0242248
7 changed files with 317 additions and 0 deletions
--- a/src/boards/msm6585.h
+++ b/src/boards/msm6585.h
@@ -0,0 +1,19 @@
+#ifndef _MSM6585_H
+#define _MSM6585_H
+typedef struct {
+	uint8 whichNibble;
+	uint8 input;
+	int16 signal;
+	int32 count;
+	int32 hostClock;
+	int32 rate;
+	int16 step;
+	int (*getInput)(void);
+} MSM6585;
+
+void MSM6585_init (MSM6585*, int32, int (*)(void));
+void MSM6585_reset (MSM6585*);
+void MSM6585_setRate (MSM6585*, uint8);
+void MSM6585_run (MSM6585*);
+int32_t MSM6585_getOutput (MSM6585*);
+#endif