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Diffstat (limited to 'src/devices/bus/mackbd/pluskbd.cpp')
-rw-r--r--src/devices/bus/mackbd/pluskbd.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/devices/bus/mackbd/pluskbd.cpp b/src/devices/bus/mackbd/pluskbd.cpp
index 3578e369027..325bcef4236 100644
--- a/src/devices/bus/mackbd/pluskbd.cpp
+++ b/src/devices/bus/mackbd/pluskbd.cpp
@@ -117,7 +117,7 @@ protected:
virtual void device_add_mconfig(machine_config &config) override
{
- I8048(config, m_mpu, 6'000'000); // clock frequency unconfirmed
+ I8048(config, m_mpu, 6_MHz_XTAL); // NEC 8048HC517 341-0332-A with ceramic resonator
m_mpu->p1_out_cb().set(FUNC(m0110a_device::p1_w));
m_mpu->p2_in_cb().set_ioport("P2");
m_mpu->p2_out_cb().set(FUNC(m0110a_device::p2_w));