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-rw-r--r--src/emu/drivers/xtal.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/emu/drivers/xtal.h b/src/emu/drivers/xtal.h
index 77e1c8dcbd9..2104d1a2be0 100644
--- a/src/emu/drivers/xtal.h
+++ b/src/emu/drivers/xtal.h
@@ -47,6 +47,7 @@ enum
------------------ ------------ ------------------------------------------------------------ */
XTAL_32_768kHz = 32768, /* 32.768kHz, used to drive RTC chips */
XTAL_1MHz = 1000000, /* Used to drive OKI M6295 chips */
+ XTAL_1_2944MHz = 1294400, /* BBN BitGraph PSG */
XTAL_1_75MHz = 1750000, /* RCA CDP1861 */
XTAL_1_8432MHz = 1843200, /* Bondwell 12/14 */
XTAL_1_9968MHz = 1996800, /* NEC PC-98xx */
@@ -80,6 +81,7 @@ enum
XTAL_6MHz = 6000000, /* American Poker II */
XTAL_6_144MHz = 6144000, /* Used on Alpha Denshi early 80's games sound board and Casio FP-200 main CPU */
XTAL_6_5MHz = 6500000, /* Jupiter Ace */
+ XTAL_6_9MHz = 6900000, /* BBN BitGraph CPU */
XTAL_7MHz = 7000000, /* Jaleco Mega System PCBs */
XTAL_7_15909MHz = 7159090, /* Blood Bros (2x NTSC subcarrier) */
XTAL_7_3728MHz = 7372800,