- Enorme reestructuració del codi per a que el fluxe comence a ser mes racional

- [NEW] mòdul zx_system per a gestionar la vida i canvi de systemes (48K, 128K...)

ay-3-8912.cpp

@@ -19,8 +19,7 @@
 
 namespace audio
 {
-    #define SAMPLING_FREQ 44100
-    #define AUDIO_BUFFER_SIZE 2048
+    bool enabled = false;
     float cycles_per_sample;
 
     uint8_t volume_table[16] {0,2,3,4,6,8,11,16,23,32,45,64,90,128,180,255};
@@ -122,12 +121,14 @@ namespace audio
 
     void reset()
     {
+        enabled = true;
         selected_register = 0;
         for (int i=0; i<16;++i) registers[i]=0;
     }
 
     void update(uint32_t dt)
     {
+        if (!enabled) return;
         //dt = dt >> 1;
 
         // Oscillate (0-1) channel A tone level given its frequency