PROSPICE 6.3.01  : Fixed bug: IDSIMMODELL::drivestate() function did not support TSTATE/FSTATE 
	           (affected PIC16 and PIC18 models in 6.3 SP0)			      

VSMSDK.HLP updated with latest API info.

CHANGES IN RELEASE 6.3
----------------------

ISIS 6.3.00	 : Added keyboard mapping.
		   Added new printer output dialog with preview etc.
		   Added read-only mode for viewing designs.
		   Added Watchpoint Expressions
		   Added Debugging features for multi-cpu designs
		   Added Execute for specified time
		   Fixed bug: copy to clipboard generates metafile with no text
		   Fixed bug: Packaging tool has problems with hidden pins on heterogenous multi-element parts.


ARES 6.3.00 	 : Added keyboard mapping.
		   Added new printer output dialog with preview etc.
		   Added read-only mode for viewing designs.
		   Fixed bug: incorrect rendering of exactly overlapping zones on different nets.

PROSPICE 6.3.00  : Enhanced VSM API (ver 1.10) including IBUSPIN for improved simulator performance.
		   MEMORY primitive now supports Intel and Motoral HEX, and also byte/word splitting.
		   Added support for watchpoint expressions.

DSIM primitives and other VSM models modified to exploit IBUSPIN interface.

Added new models including DS1320, DS1620, MAX7219, ADC0831 and 74XX595.

CHANGES IN RELEASE 6.2 SP5
--------------------------
ISIS 6.2.05      : Fixed bug: bitmap import not working
		   Fixed bug: packaging tool rejects components with samed named hidden pins.
		   Fixed bug: Ctrl-C (zoom to child) on wire causes UAE.

PIC18		 : Fixed bug: BSR register not updated on write operation
		   Fixed bug: incorrection operation of analogue comparator
		   Fixed bug: TBLPTR and BSR swapped in register window

CHANGES IN RELEASE 6.2 SP4
--------------------------
ISIS 6.2.04      : Added dialogue to warn if USC expired.
		   Fixed problem in packaging tool with bus pins.

ARES 6.2.04      : Added dialogue to warn if USC expired.
		   Fixed bug: bitmaps print on all layers.
		   Fixed bug: layer selector not updated after editing padstack type.
		   Fixed bug: false origin not preserved during undo.


CHANGES IN RELEASE 6.2 SP3
--------------------------
ISIS 6.2.03      : Fixed various problems with packaging tool and hidden power pins.
	 	   Fixed UAE in GDIWRAP.DLL when goto sheet dialog form moved.

ARES 6.2.03      : Fixed bug: zones do not step away from objects close to but not overlapping their boundaries.

Added AVRASM32 to supplied 3rd party tools in order to support MEGA8/16/32 assembly language.

CHANGES IN RELEASE 6.2 SP2
--------------------------
ISIS 6.2.02      : Fixed problem with bitmap import from MS Paint.

ARES 6.2.02      : Fixed problem with bitmap import from MS Paint.

PIC18.DLL 	 : Fixed bug with interrupts and test/skip instructions.
LCDPIXEL.DLL     : Changed modelling of read data command in KS108.
VTERM.DLL        : Added RX/TX and RTS/CTS polarity inversion.
DIGITAL.LML      : Added MAX232 model.


CHANGES IN RELEASE 6.2 SP1
--------------------------
ISIS 6.2.01      : Minor changes to enhanced BOM functionality.

ARES 6.2.01      : Changed route editor context menu to appear on mouse button up instead of button down.

AVR.DLL		 : Fixed bug in ATMEGA far Call/Jmp instructions.

CHANGES IN RELEASE 6.2 SP0
--------------------------

ISIS 6.2.00      : Added bitmap import.
		   Added enhanced bill of materials.
		   Fixed minor bugs in packaging tool.

ARES 6.2.00      : Added support for truetype fonts.
		   Added bitmap import.
		   Fixed bug - UAE on decomposition of component with MECH graphics.
		   Fixed bug - UAE in route modification with thick tracks.
		   Fixed bug - problem with Gerber Import of square SMT pads.

CHANGES IN RELEASE 6.1 SP2
--------------------------

This release contains minor bug fixes only.

PROSPICE	 : Fixed UAE with PROBEs on power nets - a fairly silly thing to do anyway :-)
LOADERS.DLL	 : Modified COFF loader to work with MP-ASM assembly files.
AVR.DLL		 : Fixed race condition if UCR written before UBRR.


CHANGES IN RELEASE 6.1 SP1
--------------------------

ISIS 6.1.01	 : Realtime simulation log now resets if buffer fills up.
		   Improved responsiveness of realtime simulation when large amounts of 
		   log data are produced.
		   Added support for Hitech & Microchip floats to watch window

ARES 6.1.01	 : Fixed bug - mouse wheel zoom was duplicated.
		   Fixed bug - error message wrong for track connects multiple nets.

PIC16.DLL	 : Added support for COFF format (used by Hitech PICC & PICC Lite)
AVR.DLL          : Added support for COFF format (used by GNU compiler)

ROTOR.DLL        : now authorizes with basic simulation
SPEAKER.DLL	 : now authorizes with basic simulation



CHANGES IN RELEASE 6.1 BETA (SP0)
---------------------------------

ISIS  6.1	 : Revamped 'Multimeter Mode' for placing virtual instruments.
		   Added point and shoot component parameter information for interactive simulation;
		   this replaces DC operating point function in previous versions.
		   Added mouse wheel zoom.
		   Fixed bug - 16 bit signed integers display as unsigned in watch/Variables window.
		   Fixed bug - DDX programs fail with filenames containing spaces.
		   Fixed bug - Problems with Edit Generator dialogue form where values keep reseting to defaults
			       on certain computers only.

ARES  6.1        : Added mouse wheel zoom.
	           Added variable line widths and solid fills for 2D graphics.
		   Fixed bug - UAE in route modification with thick tracks

PROSPICE 6.1     : Improved simulator performance by as much as 50% for VSM applications.
		   Improved memory usage where TSTART != 0 in graph based simulation.
		   Added real time display for voltage and current probes.
		   Added enhanced component parameter/operating point for interactive simulation.
		   Added DIVIDER (divide by N) digital primitive.


PIC16.DLL	 : Added PIC16F627, 628, 648.
CTIMER.DLL	 : New: Counter Timer instrument.
UARTS.DLL	 : New: 8250 UART model.

ACTIVE.LIB       : Added models for blue, yellow LEDs.
ANALOG.LIB	 : Added 78XX/79XX regulator models.
OPAMP.LIB	 : Improved op-amp macro models (OA_FET, OA_MFET etc.) giving better convergence.
DISPLAY.LIB 	 : Added models for blue, green 7 seg displays.


CHANGES IN RELEASE 6.0 SP5
--------------------------

ISIS  6.00.05    : Modified packaging tool to allow delete of last packaging.
		   Fixed bug - UAE in Make Device when tabbing back and forth.

ARES  6.00.05    : Fixed bug - UAE in CRC checker for missings attached to pin objects.
		   Fixed bug - UAE in duplicate layer copying 2D graphics.
	  	   Fixed bug - Incorrect redraw after undo of track copy

PROSPICE 6.0.05  : Fixed bug - glitching in SPICE PULSE generator with PW=0

PATTGEN.DLL      : Added insert/delete column commands to context menu.
		   Modified display to show current output state at rightmost column.
		   Fixed bug - last bit of pattern not stored.

CMOS.LIB	 : Added 4052.

MICRO.LIB        : Added PIC16F627/16F628/16F648 devices - model support to follow in release 6.1
		   Fixed wrong property name (RSTENBL) in ATTINY15.

ACTIVE.LIB	 : Added missing files RSWITCH*.MDF to ACTIVE.LML

SMTCHIP.LIB	 : Added QFN parts.

CHANGES IN RELEASE 6.0 SP4
--------------------------

ISIS	 6.00.04 : Fixed bug - More than 15 chars in probe name causes UAE on simulation.

ARES	 6.00.04 : Fixed bug - Solid relief setting of pads not honoured correctly.
		   Fixed bug - Polygonal board edge treated as solid in DRC.
		   Fixed bug - Delete of DRC object follwed by undo causes UAE.

LCDPIXEL.DLL	 : Added support for KS0108 display driver.

COMPIM.DLL	 : Fixed problem with break handing on Windows XP.

DIGITAL.LML	 : Fixed bug - Incorrect operation of up/down pin in 4516 model.

CHANGES IN RELEASE 6.0 SP3
--------------------------

ARES	 6.00.03 : Fixed bug - intermittent problem - Gerber View mis-parsing DRL files.

Minor changes and corrections to ISIS/ARES help files.

CHANGES IN RELEASE 6.0 SP2
--------------------------

ISIS	 6.00.02 : Fixed bug - licencing problems with some VSM products.
 	 	 : Fixed bug - problems with duplicate pin names in simulation context.
		 : Fixed bug - TAPE objects not filing mode setting properly.

PROSPICE 6.00.02 : Fixed bug - unwanted case sensitivity of pin names in VSM API.
		   Fixed bug - TAPE and RECORD probes product zero length result files.


CHANGES IN RELEASE 6.0 SP1
--------------------------

ISIS	 6.00.01 : Fixed bug - licencing problems with VSM products.
HC11	 	 : Fixed bug - UAE caused by unused variables in UBROF data.