UKNCBTL beta15 is released. UKNCBTL -- UKNC Back to Life! -- is UKNC emulator for Windows 2000/XP/Vista. UKNC (УКНЦ, Электроника МС-0511) is soviet school computer based on two PDP-11 compatible processors KM1801VM2.

UKNCBTL beta15 Changelog:
r129
[*] Disasm.cpp: JSR R7 -> CALL, RTS R7 -> RETURN.
r128
[*] Board.cpp: Fixed errors with channels
r127
[*] Making RESET for channels K0,K1,K2 [*] Small bugs with VIRQ fixed
r126
[*] Processor,Board: Fixed small bugs with VIRQ for channels K0, K1, K2
r125
[*] Processor.cpp: EIS DIV bug fixed.
r124
[*] Processor.cpp: EIS bugs fixed.
r123
[*] Memory controllers: ResetDevices() method for INIT signal processing; [*] Processor: FetchInstruction.
r122
[*] Preparing to tape writing.
r121
[*] UI: Debug menu; [*] ConsoleView: Step Over ('so') command, 'D' command.
r1120
[*] Processor: RTT + T-bit set - fixed.
r119
[*] Disasm.cpp: missing flag set/clear commands.
r118
[*] MARK command fixed; MFPS command fixed.
r117
[*] WavPcmFile: writing WAV PCM.
r116
[*] ROM1.lst (100000-103553 subtitles): more addresses specified.
r115
[*] DisasmView.cpp: minor fix on subtitles.
r114
[*] DisasmView.cpp: subtitle types; directives.
r113
[*] ScreenView.cpp: FIX issue with keyboard processing in Debug view mode.
r112
[*] DisasmView.cpp: now any number of subtitles allowed.
r111
[+] ROM 100000-103553 subtitles.
r110
[*] DisasmView.cpp: subtitles - some progress on; [+] samples of subtitles.
r108
[*] screenshot update.
r107
[+] UKNC photo.
r106
[*] Reading from tape - better, but still doesn't work.
r105
[*] Keyboard mapping.
r102
[*] Disassemble Subtitles (not finished yet).
r101
[*] MemoryView.cpp: horizontal scrolling of memory map using arrow keys.
r97
[*] screenshot update.
r87
[*] stdafx.h: FIX DLL compatibility problem, see http://social.msdn.microsoft.com/Forums/ru- RU/windowsru/thread/df460b85-e917-47b3-aa4b-922a510d3c55
r86
[*] Interrupt processing patch by Alexey Kisly.
r83
[*] screenshot update.

Download: UKNCBTL beta15
Source:Here