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author AJR <ajrhacker@users.noreply.github.com>2018-01-19 05:14:07 -0500
committer AJR <ajrhacker@users.noreply.github.com>2018-01-19 05:14:07 -0500
commit946bde46e60c5a9b53800177cbb5c7e9b5ff6c27 (patch)
tree1f07de5397c81c30213f638302bac8f5a2dd949b
parentc8d173e30872960c80e71beb60ece7abc90f79f7 (diff)
tv910.cpp: Update comments (nw)
-rw-r--r--src/mame/drivers/tv910.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mame/drivers/tv910.cpp b/src/mame/drivers/tv910.cpp
index 76af275fc27..5147e362176 100644
--- a/src/mame/drivers/tv910.cpp
+++ b/src/mame/drivers/tv910.cpp
@@ -10,11 +10,11 @@
6545 CRTC
6551 ACIA
- IRQ = ACIA wire-OR CRTC VBlank
+ IRQ = ACIA gated with flip-flop driven by CRTC VBlank (not wire-OR)
NMI = AY-5-3600 keyboard char present
TODO:
- - Character attributes: how is that even possible? (Esc-V brings up test screen)
+ - Attributes might not all be correct (Esc-V brings up test screen)
- DIP switches don't all appear to have the expected effects
- Keyboard hookup isn't quite right