z80, tape cb sanity

finalburnneo · Jan 8, 2025 · 8426a89 · 8426a89
1 parent e1d88e4
commit 8426a89
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/cpu/z80/z80.cpp b/src/cpu/z80/z80.cpp
@@ -3986,7 +3986,7 @@ void Z80InitContention(int is_on_type, void (*rastercallback)(int))
 
 void z80_set_spectrum_tape_callback(int (*tape_cb)())
 {
-	Z80.spectrum_mode = 1;
+	Z80.spectrum_mode = (tape_cb != NULL) ? 1 : 0;
 	Z80.spectrum_tape_cb = tape_cb;
 }