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author AJR <ajrhacker@users.noreply.github.com>2018-03-13 11:25:56 -0400
committer AJR <ajrhacker@users.noreply.github.com>2018-03-13 11:25:56 -0400
commitd81e9378eef5bfd3d993ae9b15a6b2f74fcac7a2 (patch)
treec0e21fcbe3a7b485eead0238d449e67174726c96 /src
parent387c5ba87c54b97daa5cadca2120e29562711eea (diff)
vtvideo.cpp: Minor technical note (nw)
Diffstat (limited to 'src')
-rw-r--r--src/mame/video/vtvideo.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/mame/video/vtvideo.cpp b/src/mame/video/vtvideo.cpp
index 8c8c9e44fce..771c9d53957 100644
--- a/src/mame/video/vtvideo.cpp
+++ b/src/mame/video/vtvideo.cpp
@@ -114,6 +114,7 @@ void vt100_video_device::device_start()
m_lba7_change_timer = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(vt100_video_device::lba7_change), this));
m_lba7_change_timer->adjust(clocks_to_attotime(765), 0, clocks_to_attotime(765));
+ // LBA3 and LBA4 are first two stages of divide-by-17 counter
m_lba3_change_timer = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(vt100_video_device::lba3_change), this));
screen().register_vblank_callback(vblank_state_delegate(&vt100_video_device::vblank_callback, this));