From 915cf99f06e9c492b140bcbcc88e6d121782593a Mon Sep 17 00:00:00 2001 From: AJR Date: Thu, 18 May 2023 19:53:48 -0400 Subject: [PATCH] dim68k: Remove obsolete patch --- src/mame/skeleton/dim68k.cpp | 1 - src/mame/skeleton/dim68k_kbd.cpp | 6 ++---- 2 files changed, 2 insertions(+), 5 deletions(-) diff --git a/src/mame/skeleton/dim68k.cpp b/src/mame/skeleton/dim68k.cpp index 11404f90c46..7d363609426 100644 --- a/src/mame/skeleton/dim68k.cpp +++ b/src/mame/skeleton/dim68k.cpp @@ -486,7 +486,6 @@ ROM_START( dim68k ) ROM_REGION16_BE( 0x2000, "bootrom", ROMREGION_ERASEFF ) ROM_LOAD16_BYTE( "mc103e.bin", 0x0001, 0x1000, CRC(4730c902) SHA1(5c4bb79ad22def721a22eb63dd05e0391c8082be)) ROM_LOAD16_BYTE( "mc104.bin", 0x0000, 0x1000, CRC(14b04575) SHA1(43e15d9ebe1c9c1bf1bcfc1be3899a49e6748200)) - ROM_FILL(0x11dd, 1, 0x0d) // TEMP: patch keyboard table so return is return ROM_REGION( 0x1000, "chargen", ROMREGION_ERASEFF ) ROM_LOAD( "mc105e.bin", 0x0000, 0x1000, CRC(7a09daa8) SHA1(844bfa579293d7c3442fcbfa21bda75fff930394)) diff --git a/src/mame/skeleton/dim68k_kbd.cpp b/src/mame/skeleton/dim68k_kbd.cpp index 00a522ec3b5..471083ab3e4 100644 --- a/src/mame/skeleton/dim68k_kbd.cpp +++ b/src/mame/skeleton/dim68k_kbd.cpp @@ -11,7 +11,8 @@ communication is unidirectional asynchronous TTL-level serial at 300 baud, using ASCII codes only for printable characters. LEDs are provided for the Caps Lock and Num Lock keys, but not for - Scroll Lock. + Scroll Lock. The components include the usual Keytronic decoder + and detector ASICs (22-950-3B and 22-908-03A). Mysteries: — Why does the 8048 have to be slightly overclocked to yield the @@ -21,9 +22,6 @@ errors frequently result, but these might be harmless. — There are actually two serial outputs generated by the 8048, one being the complement of the other. - — Due to an apparent bug in CP/M, 2 on the numeric keypad may not - work correctly in numeric mode (likely since the code it sends - is coincidentally the ASCII CR code). **********************************************************************/