RELEASE NOTES FOR CEF32 V2.1
Changes in V2.1 from V2.0
General:
o CEF32 and all components reflect V2.6 of the CEF specification.
o New utility: CEF32 Raster Font Editor.
o Memory domains now supported.
o Additional support routines added to CEF_Util.
o New program: Macro11 command-line assembler for PDP11s.
User Interface:
o Reopen menus handled better.
o Load Component dialog enhanced.
o CPU popup menu supports copy/paste.
o Fixed exceptions when closing editor tabs.
o Disassembly tab can no longer be closed with menu shortcut.
o Memory tab scrollbar now operates correctly for 64-bit address ranges.
Master assembler
o Fixed handling of DIFFERENT, IDENTICAL, DIF, and IDN conditionals.
o New directive: .SBTTL
o New directive: .PSECT
o .RAD50 is a new synonym for .RADIX50
Components, fonts, and emulators:
o New DEC LA30 font (la30.c).
o New DEC LA36 font (la36.c).
o New DEC LA36 compressed font (la36c.c).
o New DEC LK01 (DECWriter) keyboard (LK01_KB.dll).
o New DEC LK02 (DECWriter II) keyboard (LK02_KB.dll).
o New Printer component (LA36.dll).
o New terminal component for SVM (SVMScreen.dll).
o New fast Static RAM memory component (SRAM.dll).
o New 32-bit address static RAM (Blockram.dll).
o New 64-bit file-mapped ROM (svm_Code_RAM.dll).
o Logging now works in video terminals (VT52.dll).
o Fix input queue problems that could cause hangs or lose characters
(VT52.dll).
o Fix menu oddness in video terminals (VT52.dll).
o Properly handle reversing video in video terminals (VT52.dll).
o Increased PDP-11 CPU performance (pdp11.dll)
o Serial I/O devices now handle mismatched data transfer rates.
o Generic memory component now supports full 64-bit address range
(cefmemory.dll).
RELEASE NOTES FOR CEF32 V2.0
Changes in V2.0 from V1.9:
General:
o CEF32 and all components reflect V2.5 of the CEF specification.
o Fix abend caused by setting memory watchpoints.
o Fix painting issues on data displays.
User Interface:
o Added Media Manager.
o Localization files supported.
Components and emulators:
o Fix various errors that could happen in PDP11 disassembly (pdp11.dll).
o New Rockwell AIM 65 keyboard (AIM65_KB.dll).
RELEASE NOTES FOR CEF32 V1.9
Changes in V1.9 from V1.8:
General:
o CEF32 and all components reflect V2.4 of the CEF specification.
o TUI_Interface no longer sends signals to originating component.
o TUI_Interface now calls Set_Signal along with Signal_Change_Notice.
User Interface:
o CPU status pane doesn't say "halted" when executing.
o Fixed problem with disassembly scrollbar sometimes not scrolling up.
Components and emulators:
o Fix disassembly of EIS instructions in PDP-11 (pdp11.dll).
o PDP-11 disassembly of relative addressing now shows absolute address
(pdp11.dll).
o PDP-11 assembler handles operand expressions better (pdp11.dll).
o PDP-11 no longer halts on RESET instruction (pdp11.dll).
o PDP-11 handles signals better (pdp11.dll).
o PDP-11 MOVB to register now sign-extends (pdp11.dll).
o PDP-11 Autodecrement mode works properly (pdp11.dll).
o PDP-11 traps push PC/PS onto stack in proper order (pdp11.dll).
o Fix PDP-11 flag handling on execution of various instructions
(pdp11.dll).
o PDP-11 MUL and ASHC instructions no longer invert destination
registers (pdp11.dll).
o DL11W.dll component renamed to KW11L.dll.
o Added RESET button to UNIBUS front panel (unibus.dll).
o UNIBUS Switch Register support is now optional (unibus.dll).
o Fix problems with addressing mode changes in UNIBUS (unibus.dll).
o All UNIBUS components prefix signal names with "UNIBUS_".
o VT52 has menu option to clear screen: Edit | Clear Screen (vt52.dll).
o Fix VT52 problem ignoring incoming serial data (vt52.dll).
o MITS 88-SIO now operates within spec (SIO.dll).
o Fix problems with Altair system not propogating reads/writes
(Altair.dll).
RELEASE NOTES FOR CEF32 V1.8
Changes in V1.8 from V1.7:
General:
o CEF32 and all components reflect V2.3 of the CEF specification.
o Master clock provided and used.
o All preferences are persisted and restored.
o Fix abend when adding watches before any CPU is loaded.
o Corrected inconsistencies in clock time. Now all times are in
nanosecond increments.
User Interface:
o Combined assembly status and error dialogs into a single dialog.
o Fixed problems with numbers sometimes displaying off by one.
o Watch values now show in the specified base.
o Address spaces now show in memory view popup.
o UI properly handles sparse overlapping memory devices.
o Fix abend in File | Save As when used in Disassembly.
o File | Save disabled when in Disassembly.
o Disassembly works properly for instructions that use relative
addresses.
Master Assembler:
o Fixed problem with arithmetic errors in expressions with integer
values larger than 65536.
o Fixed problem with comments following DW directives.
o ~ and NOT operators supported in expressions.
o =: is equivalent to =
o ==: is equivalent to ==
Components and emulators:
o The VT05 is declining and will not be distributed after this release
(vt05.dll). It is replaced by the VT52 (vt52.dll).
o 64K RAM can now occupy any contiguous range of memory addresses
(s64k_ram.dll).
o New DEC KE11-A Extended Arithmetic Element (EAE) component (EAE.dll).
o New Line clock for DEC DL11-W (DL11W.dll).
o New UNIBUS component with PDP-11/70 front-panel (unibus.dll).
o New Intel Intellec8 microcomputer emulator (intellec8.cef).
o New Intel Intellec8 front-panel (intellec8.dll).
o New 4 Mb static RAM component (s4m_ram.dll)
o Intel 8008 assembler handles DAD and DEF directives (i8008.dll).
o Intel 8008 CPU handles Segment_Size properly (i8008.dll).
o PDP-11 emulator emulates a PDP-11/34 (pdp11.cef).
o PDP-11 emulator uses UNIBUS component (pdp11.cef).
o Fixed PDP-11 bug using immediate absolute addresses in immediate mode
(pdp11.dll).
o Fixed PDP-11 disassembly bugs for SUB, BMI, BHI, and BLOS (pdp11.dll).
o PDP-11 assembler recognizes ', !, and ^ notations (pdp11.dll).
o PDP-11 assembler supports expressions following % (pdp11.dll).
o Fixed various other PDP-11 assembly bugs (pdp11.dll).
o PDP-11 operates as a PDP-11/34 by default (pdp11.dll).
o DL11 can now operate in DEC DL11-W mode (DL11.dll).
o DL11 properly responds to requests for vector (DL11.dll).
o VT52 keyboard generates correct names for blank keys (vt52_kb.dll).
o Fixed dead keys on VT52 keyboard (vt52_kb.dll).
RELEASE NOTES FOR CEF32 V1.7
Changes in V1.7 from V1.6:
General:
o CEF32 and all components reflect V2.2 of the CEF specification.
o Deposits and examines are done using bit counts instead of byte
counts.
o Loaded components have both inputs and outputs connected to default
memory automatically.
o Program hardened against faulty components.
User Interface:
o Dialog for changing registers whose length is not a multiple of 8 now
more accurately restricts the range of valid values.
o Changing registers whose length is less than 8 bits now works.
O CPU status pane doesn't reset its position when it is updated.
o When changing data in the CPU status pane, only the numeric value
is shown in the dialog.
o When a CPU component is loaded, the memory display now defaults to the
default base of the CPU and the disassembly tab updates properly.
o Disassembly pane shows data properly in all bases.
o Disassembly pane scrollbar positions correctly.
o Fixed various other problems with the Disassembly pane.
o Pressing the UP arrow key when the immediate mode edit box is focused
will load the edit box with the last immediate mode command.
o Delete All execution breakpoints from dialog now works.
o Memory pane popup menu supports "Pattern" to allow writing patterns
of data to memory.
o Modify Memory dialog has been reworked.
o New "Show Errors" item on Assemble menu shows last error list.
o New "Emulator ports" item on Components menu shows all published
emulator ports.
o File | Close and Assemble | Assemble are only enabled when a tab with
source is focused.
Master Assembler:
o ASCII, ASCIC, and ASCIZ directives properly handle text quoted with
characters other than " and '.
o Fixed potential parsing problems in directive processing.
o "$=x" construct is equivalent to "ORG X".
o RADIX directive supports mnuemonics for base number.
o BASE directive is now a synonym for RADIX.
o New directive: .DC
o New directive: .SYMBOL
o New directive: .XREF
Components and emulators:
o New Fairchild 3850 CPU component with 3853 SMI (F3850.dll).
o New emulator for Fairchild 3850/3853 CPU with 64 Kb RAM (f8.cef).
o New PDP-11 CPU component (PDP11.dll).
o New DEC DL11 serial interface component (DL11.dll).
O New emulator for PDP-11/20 CPU with 56 Kb RAM, DL11, and VT05 system
console (pdp11.cef).
o New Intel 8008 CPU component (I8008.dll).
o New Intel Imm8-60 serial I/O board component (imm860.dll).
o Screen components can now use threading (Genscreen.dll, VT05.dll, and
VDM1.dll).
o VT05 screen copy to clipboard now includes new line at end of each row
(VT05.dll).
o VT05 setup allows setting caption (VT05.dll).
RELEASE NOTES FOR CEF32 V1.6
Changes in V1.6 from V1.5:
General:
o CEF32 and all components reflect V2.1 of the CEF specification.
o CEF32.exe now shows CPU output signal states below registers.
o Fixed abends related to editing in tabs.
o Fixed abend related to resizing application.
o Fixed abend when attempting to assemble the disassembly.
o Fixed horizontal scrolling in editing tabs.
o Various other minor UI fixes.
Master Assembler:
o Expression evaluation recognizes symbol names that begin with "$" or
".".
o Back-patching of multibyte data is done correctly for big-endian CPUs.
o Fixed processing of .ASCII, .ASCIC, .ASCIZ, and .DEFM directives.
o Fixed abend related to macro processing.
Components:
o New RCA CDP1802 CPU component (RCA1802.dll).
o New Cosmac Elf system component (Cosmac_Elf.dll).
o VT05 now can connect to emulator ports via port lists (VT05.dll).
o Fixed abend on startup of Altair system component (Altair.dll).
o Added "Run" button to Altair front-panel (Altair.dll).
o Z80 register examine no longer converts by-reference Size parameter
from bits to bytes (Z80.dll).
RELEASE NOTES FOR CEF32 V1.5
Changes in V1.5 from V1.4:
General:
o CEF32 and all components now reflect V2.0 of the CEF specification.
o Fix a couple of syntax errors that kept certain components from
compiling.
o Fix abend when expanding size of disassembly window when using
CEF_Memory.
o Fix abends related to terminating components.
Components:
o New DEC VT52 keyboard component (VT52_KB).
o New DEC LK201 keyboard component (LK201_KB).
o New DEC LA120 (DecWriter III) keyboard component (LA120_KB).
o New Teletype Model 33 keyboard component (ASR33_KB).
o New TRS-80 Model I keyboard component (TRS80_1_KB).
o New Apple II keyboard component (Apple_2_KB).
o Fixed problem with Z80 triggering register read watchpoints when it
should not have.
RELEASE NOTES FOR CEF32 V1.4
Changes in V1.4 from V1.3:
General
o All code supports Version 1.7 of the CEF specification.
User Interface:
o Fixed CEF32 abend when a component calls UI.Terminate.
Components:
o New Altair 8800 system component (Altair).
o New emulator for MITS Altair 8800 system (Altair.cef).
o New DEC VT100 keyboard component (VT100_KB).
o New 108-key PC keyboard component (PC108_KB).
o Fixed various abends when terminating visual components.
o Handle multiple instances of visual components better.
o VT05 Can now send files and log received data to files.
o VT05 now emulates a glass teletype, a DEC VT05 terminal, and a DEC
VT50 terminal.
o VT05 can now change which keyboard component is used, and whether a
keyboard is shown at all.
o Added EEOS and EEOL keys to VT05 keyboard (VT05_KB).
o SOL20 serial port can now receive data.
o SOL20 has option to hide keyboard.
o Prevent ringing on signals in Serial cable (Serial).
o VDM1 now has control port (default C8 hex).
Changes in V1.3 from V1.2:
Components:
o New video terminal component (VT05).
o New DEC VT05 keyboard component (VT05_KB).
o New CEF_Util.dll implementing CEF Utilities Specification.
o New Processor Technology SOL-20 system component (SOL20).
o New Processor Technology SOL-20 emulator (SOL20.cef).
o VDM1 component now uses CEF_Util.
o Added top/bottom margin to VDM1 component.
Changes in V1.2 from V1.1:
User Interface:
o Memory dump now works
o Memory load/dump support *.ent files
o Register modification dialog now accepts lowercase
o Fixed problem with "Goto Current Address" failing
o Fixed editor focus problems
o Watches can now be set on symbolic addresses
Assembler:
o ORG directive now works
o $ is now a synonym for .
o Better handle constants
o Allow address symbol definition without requiring ":"
o SHR, SHL, AND, OR, and XOR are now valid numeric operators
o Notifies user if attempting to assemble into ROM
Components:
o Z80.DLL now supports Set Up commands: 8080, 8085, and Z80
o Fixed several bugs in Z80.DLL emulation
o Z80.DLL assembler now allows expressions for immediate data
o Fixed various problems with forward references in Z80.DLL assembler
o S64K_RAM.DLL now properly loads data in response to Set Up LOAD
o New S-100 VDM-1 emulator component (VDM1.dll)
o New Serial cable component (Serial.dll).
o Fixed bug in GenScreen that misplaced characters on the screen
o Improved performance of GenScreen.
Download Latest Version
cef32v21.zip (69.5 MB)
