(MESS) phc25 : a very small note

src/lib/formats/phc25_cas.c

@@ -22,7 +22,7 @@ b. 4.862secs of high bits
 c. The header which is parts 1 and 2 above
 d. 0.652secs of high bits
 e. The main program wjich is parts 3 and 4 above
-f. some more silence
+f. 1.771secs of silence
 
 We don't emulate the full silence and high-bits periods, only just
 enough to make it work.

src/mess/drivers/phc25.c

@@ -274,7 +274,7 @@ READ8_MEMBER( phc25_state::video_ram_r )
 		}
 		else
 		{// screen 3
-			return m_video_ram[((offset & 0x1fc0)<<1) + (offset & 0x3f) + 0x380 ];
+			return m_video_ram[((offset & 0x1fe0)<<2) + (offset & 0x1f) ];
 		}
 	}
 	else	// text