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author tim lindner <tlindner@macmess.org>2021-08-09 07:27:17 -0700
committer GitHub <noreply@github.com>2021-08-09 10:27:17 -0400
commitc6fd0a77d42c3d4512a8023f1c65bbb1262d4bf1 (patch)
tree98b474ce377bf0e5effdeec8c7cde610bf97dbdf
parentfb0db0413588d159311812c541f9bce50b9b0d29 (diff)
mc10: fix raster timing to hide vertical retrace lines (#8409)
-rw-r--r--src/mame/drivers/mc10.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/drivers/mc10.cpp b/src/mame/drivers/mc10.cpp
index 843f306c192..7dea2f41eb7 100644
--- a/src/mame/drivers/mc10.cpp
+++ b/src/mame/drivers/mc10.cpp
@@ -513,7 +513,7 @@ void mc10_state::mc10_video(machine_config &config)
RAM(config, m_ram).set_default_size("4K").set_extra_options("8K,20K,32K");
/* video hardware */
- SCREEN(config, "screen", SCREEN_TYPE_RASTER).set_raw(9.828_MHz_XTAL / 2, 320, 0, 320, 243, 0, 243);
+ SCREEN(config, "screen", SCREEN_TYPE_RASTER).set_raw(3.579545_MHz_XTAL * 2, 456, 0, 320, 262, 0, 240);
mc6847_ntsc_device &vdg(MC6847_NTSC(config, "mc6847", XTAL(3'579'545)));
vdg.set_screen("screen");