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author AJR <ajrhacker@users.noreply.github.com>2019-01-24 22:22:12 -0500
committer AJR <ajrhacker@users.noreply.github.com>2019-01-24 22:22:49 -0500
commit208fe4e4fa6222211a144530d768ca15fd4f4156 (patch)
treef8ca0346952f6128369986ebe020facc8032f32e
parentd4b0de74a616104f3b9b4b4d75f5bf1947d253b6 (diff)
Add definition for one rather well-known XTAL (nw)
-rw-r--r--src/devices/bus/isa/mda.cpp2
-rw-r--r--src/emu/xtal.cpp1
2 files changed, 2 insertions, 1 deletions
diff --git a/src/devices/bus/isa/mda.cpp b/src/devices/bus/isa/mda.cpp
index 35e382cc981..46e19c94ad0 100644
--- a/src/devices/bus/isa/mda.cpp
+++ b/src/devices/bus/isa/mda.cpp
@@ -22,7 +22,7 @@
#define VERBOSE_MDA 0 /* MDA (Monochrome Display Adapter) */
-#define MDA_CLOCK 16257000
+#define MDA_CLOCK 16.257_MHz_XTAL
#define MDA_LOG(N,M,A) \
do { \
diff --git a/src/emu/xtal.cpp b/src/emu/xtal.cpp
index 0f8c329bda1..ed53ff29107 100644
--- a/src/emu/xtal.cpp
+++ b/src/emu/xtal.cpp
@@ -220,6 +220,7 @@ const double XTAL::known_xtals[] = {
16'000'000, /* 16_MHz_XTAL Extremely common, used on 100's of PCBs */
16'097'280, /* 16.09728_MHz_XTAL DEC VT240 (1024 * 262 * 60) */
16'128'000, /* 16.128_MHz_XTAL Fujitsu FM-7 */
+ 16'257'000, /* 16.257_MHz_XTAL IBM Monochrome Display Adapter */
16'364'000, /* 16.364_MHz_XTAL Corvus Concept */
16'384'000, /* 16.384_MHz_XTAL - */
16'400'000, /* 16.4_MHz_XTAL MS 6102 */