Fixed emulation of IM 2

1 files changed, 4 insertions, 1 deletions

diff --git a/z80.c b/z80.c
index 69231e6..506f998 100644
--- a/z80.c
+++ b/z80.c
@@ -48,6 +48,8 @@ static void InitTables()
 
 static void Z80_CheckInterrupt(Z80 *cpu)
 {
+    Z80Word vector;
+
     /* Check interrupts
     */
     if (PRIV->raise)
@@ -99,7 +101,8 @@ static void Z80_CheckInterrupt(Z80 *cpu)
 
 		case 2:
 		    PUSH(cpu->PC);
-		    cpu->PC=(Z80Word)cpu->I*256+PRIV->devbyte;
+                    vector=(Z80Word)cpu->I*256+PRIV->devbyte;
+                    cpu->PC=PEEKW(vector);
                     PRIV->memptr.w=cpu->PC;
 		    break;
 	    }