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-rw-r--r--src/mame/drivers/cking_master.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mame/drivers/cking_master.cpp b/src/mame/drivers/cking_master.cpp
index ea18a88d145..1e8f1a6e67f 100644
--- a/src/mame/drivers/cking_master.cpp
+++ b/src/mame/drivers/cking_master.cpp
@@ -3,7 +3,9 @@
// thanks-to:Berger
/******************************************************************************
-Chess King Master overview (yes, it's plainly named "Master"):
+Chess King Master (yes, it's plainly named "Master")
+
+Hardware notes:
- Z80 CPU(NEC D780C-1) @ 4MHz(8MHz XTAL), IRQ from 555 timer
- 8KB ROM(NEC D2764C-3), 2KB RAM(NEC D4016C), ROM is scrambled for easy PCB placement
- simple I/O via 2*74373 and a 74145