added python tool inital version

firmware/src/audio.h

@@ -0,0 +1,35 @@
+#ifndef AUDIO_H
+#define AUDIO_H
+
+#define AUDIO_PATH "/lfs/a"
+#define AUDIO_EVENT_PLAY BIT(0)
+#define AUDIO_EVENT_STOP BIT(1)
+#define AUDIO_EVENT_SYNC BIT(8)
+
+#define AUDIO_THREAD_STACK_SIZE 2048
+#define AUDIO_THREAD_PRIORITY 5
+#define AUDIO_EVENTS_MASK (AUDIO_EVENT_PLAY | AUDIO_EVENT_STOP | AUDIO_EVENT_SYNC)
+
+#define AUDIO_BLOCK_SIZE 1024
+#define AUDIO_BLOCK_COUNT 4
+#define AUDIO_WORD_WIDTH 16
+#define AUDIO_SAMPLE_RATE 16000
+
+/**
+ * @brief Initializes the audio subsystem
+ *
+ * @return 0 on success, negative error code on failure
+ */
+int audio_init(void);
+
+/**
+ * @brief Plays an audio file from the filesystem
+ */
+void audio_play(void);
+
+/**
+ * @brief Stops the currently playing audio
+ */
+void audio_stop(void);
+
+#endif // AUDIO_H