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author hap <happppp@users.noreply.github.com>2025-02-17 14:55:44 +0100
committer hap <happppp@users.noreply.github.com>2025-02-17 14:55:55 +0100
commit0fc72cee0c639d4820d08d34d263a00cccfbcb4a (patch)
tree30017ae375ce659d1f77b9d9334bba4d8f5724b7
parent9ceeaadbd39a3b28d81123eb71246b3ed64b1479 (diff)
chessmst: update notes
-rw-r--r--src/mame/ddr/chessmst.cpp5
-rw-r--r--src/mame/handheld/hh_rw5000.cpp3
2 files changed, 6 insertions, 2 deletions
diff --git a/src/mame/ddr/chessmst.cpp b/src/mame/ddr/chessmst.cpp
index d2b5ecd6178..7e05855a136 100644
--- a/src/mame/ddr/chessmst.cpp
+++ b/src/mame/ddr/chessmst.cpp
@@ -11,12 +11,15 @@ original creation by RĂ¼diger Worbs and Dieter Schultze. It competed in
Budapest WMCCC 1983 and ended at a low 16th place.
Hardware notes:
+- PCB label: 15003-500-2902 B 01 02 03
- UB880 Z80 @ ~2.5MHz
- 2*Z80 PIO
- 10KB ROM (10*U505D), 2KB RAM (4*U214D)
- chessboard with 64 hall sensors, 64+15 leds, piezo
-A newer version had a 4MHz UA880 and 2 ROM chips (8KB + 2KB).
+Chess-Master Schachtisch embedded in a wooden table is on the same hardware
+and has the same ROMs, they manually changed the PCB label from 15003 to 15005.
+A newer version of Chess-Master had a 4MHz UA880 and 2 ROM chips (8KB + 2KB).
BTANB:
- corner leds flicker sometimes
diff --git a/src/mame/handheld/hh_rw5000.cpp b/src/mame/handheld/hh_rw5000.cpp
index 10baa438af1..24f524d46c0 100644
--- a/src/mame/handheld/hh_rw5000.cpp
+++ b/src/mame/handheld/hh_rw5000.cpp
@@ -153,7 +153,8 @@ INPUT_CHANGED_MEMBER(hh_rw5000_state::power_button)
handheld game overall. Hardware design (even the MCU) and programming
was done at Rockwell.
- A European version was released as "Ski Slalom", except it's upside-down.
+ A European version was released as "Ski Slalom" (model 8290), except it's
+ upside-down.
*******************************************************************************/