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-rw-r--r--src/emu/drivers/xtal.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/emu/drivers/xtal.h b/src/emu/drivers/xtal.h
index 476db5e99ab..f9e56c65931 100644
--- a/src/emu/drivers/xtal.h
+++ b/src/emu/drivers/xtal.h
@@ -56,6 +56,7 @@ enum
XTAL_2_4576MHz = 2457600, /* Atari ST MFP, NEC PC-98xx */
XTAL_2_5MHz = 2500000, /* Janken Man units */
XTAL_3MHz = 3000000, /* Probably only used to drive 68705 or similar MCUs on 80's Taito PCBs */
+ XTAL_3_072MHz = 3072000, /* INS 8520 input clock rate */
XTAL_3_12MHz = 3120000, /* SP0250 clock on Gottlieb games */
XTAL_3_5MHz = 3500000, /* Reported by Commodore 65 document, true xtal unchecked on PCB */
XTAL_3_52128MHz = 3521280, /* RCA COSMAC VIP */