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Diffstat (limited to 'src/devices/bus/bbc/tube/tube_casper.cpp')
-rw-r--r--src/devices/bus/bbc/tube/tube_casper.cpp6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/devices/bus/bbc/tube/tube_casper.cpp b/src/devices/bus/bbc/tube/tube_casper.cpp
index b93285d6e3b..ddff65c6e6b 100644
--- a/src/devices/bus/bbc/tube/tube_casper.cpp
+++ b/src/devices/bus/bbc/tube/tube_casper.cpp
@@ -48,16 +48,16 @@ ROM_END
//-------------------------------------------------
MACHINE_CONFIG_MEMBER(bbc_tube_casper_device::device_add_mconfig )
- MCFG_CPU_ADD("m68000", M68000, 8000000)
+ MCFG_CPU_ADD("m68000", M68000, XTAL_4MHz)
MCFG_CPU_PROGRAM_MAP(tube_casper_mem)
- MCFG_DEVICE_ADD("via6522_0", VIA6522, 2000000)
+ MCFG_DEVICE_ADD("via6522_0", VIA6522, XTAL_4MHz / 2)
MCFG_VIA6522_WRITEPB_HANDLER(DEVWRITE8("via6522_1", via6522_device, write_pa))
MCFG_VIA6522_CA2_HANDLER(DEVWRITELINE("via6522_1", via6522_device, write_cb1))
MCFG_VIA6522_CB2_HANDLER(DEVWRITELINE("via6522_1", via6522_device, write_ca1))
MCFG_VIA6522_IRQ_HANDLER(DEVWRITELINE(DEVICE_SELF_OWNER, bbc_tube_slot_device, irq_w))
- MCFG_DEVICE_ADD("via6522_1", VIA6522, 2000000)
+ MCFG_DEVICE_ADD("via6522_1", VIA6522, XTAL_4MHz / 2)
MCFG_VIA6522_WRITEPB_HANDLER(DEVWRITE8("via6522_0", via6522_device, write_pa))
MCFG_VIA6522_CA2_HANDLER(DEVWRITELINE("via6522_0", via6522_device, write_cb1))
MCFG_VIA6522_CB2_HANDLER(DEVWRITELINE("via6522_0", via6522_device, write_ca1))