X68000 Hdf Romset [exclusive]

The X68000 HDF Romset is an essential component of the X68000 ecosystem, providing the necessary software for the system to boot and run. With its high-density floppy disk format and optimized firmware, the HDF Romset is a unique and valuable resource for X68000 enthusiasts and developers. This report has provided a detailed overview of the X68000 HDF Romset, including its history, contents, technical details, and emulation compatibility.

A Romset is a collection of ROM (Read-Only Memory) images that contain the essential software for a computer system. In the case of the X68000, the Romset includes the operating system, BIOS, and other firmware that is required to boot and run the system. The Romset is typically stored on a set of ROM chips or on a floppy disk, and is loaded into memory when the system is powered on. X68000 Hdf Romset

The X68000 HDF Romset can be emulated on modern computers using X68000 emulators, such as XEmu or MAME. These emulators provide a compatible environment for running X68000 software, including games and applications. The HDF Romset is also compatible with physical X68000 systems, and can be used to upgrade or repair existing systems. The X68000 HDF Romset is an essential component

The X68000 HDF Romset is a specific type of Romset that was designed for use with the X68000's high-density floppy disk drives. The HDF Romset is stored on a set of high-density floppy disks, typically 3.5-inch disks with a capacity of 1.44MB or 2.88MB. The HDF Romset contains the same software as the standard X68000 Romset, but is optimized for use with high-density floppy disk drives. A Romset is a collection of ROM (Read-Only

download demo    Click to download the Demo version ( 2.xx std. version only demo ).


X68000 Hdf Romset       Click to download  the Pdf  instructions.
X68000 Hdf Romset

Full version for 99.- €  EURO :

Pro version with 0.1 degree resolution 149.- €  EURO :


Version that includes the Cam measuring machine controls and schematics for it etc.
costs 199.-  €  EURO :


Pro version that includes the Cam measuring machine controls and schematics for it etc.
costs 249.-  €  EURO :


On recieving your order, the Software will be compiled with your Company name on the start Page
and the download link will be mailed to the email address you have used to order.
There are 12 months of free updates included.

You can also mail us for an upgrade price if your purchase is older than 12 months or you want to expand your existing version to Pro :




X68000 Hdf Romset

Short overview.


Start Page:
The program is able to work in both mm and inches.
iIt uses Splines to generate the Valve lift curve, with this approach it is fairly easy to copy any
measured Cam lift curve and then modify it or make new Cam design from scratch.
Splines aren’t as limited as the more common Polynomial curve approach and with Splines it’s easy to
design an asymmetric lift profile. With the adjustable 2 stage smoothing function it’s also easy to get
low Jerk values without compromising the lift curve.


X68000 Hdf Romset


Design Page with comparison cam shown in grey:

X68000 Hdf Romset

Zoomed in on the top of the accelleration curve, shows the difference in 1 and 0.1 degree resolution:

X68000 Hdf Romset



Design Report Page:

Flat tappet with design Cam shown inside the old Cam with larger basecircle.
X68000 Hdf Romset

Roller Cam shape shown :
X68000 Hdf Romset




Duration etc. Calc for up to 4 Cams:
Change the centerline and calculate directly the changes in opening, closing degrees, lift
at TDC and eg. 10 deg. before/after TDC etc.
X68000 Hdf Romset


Compare Curves for up to 4 Cams at the same time:

X68000 Hdf Romset




Comparison Cam nr. 1 ( 2 and 3 ):
This Page takes its input from the lift data in mm/inch with 0.1, 1 ,2, 4 or 5 degree steps data in the left Window.
For Hand measured Cams there is the option to smooth the generated lift-velocity-accelleration and jerk data.

X68000 Hdf Romset


Piston movement Page:
Visualize  Valve behavior during the overlap phase.
X68000 Hdf Romset


Cam report Page:
Generates Cam report and/or a Cam Card with specs.

X68000 Hdf Romset


Static Valve Spring Force Calculating Page:
 
X68000 Hdf Romset


Fast Fourier Tranformation analysis:

X68000 Hdf Romset
X68000 Hdf Romset

Cam explorer Page, only active in the 199.- and 249.- Euro version:
With Interface to the Cam measuring machine electronics .

X68000 Hdf Romset

A complete reference to parts needed from eg. Ebay is supplied, as well as full schematics
to the wiring and firmware for the Arduino Uno board that controls the Steppermotor/Driver and the
Mitutoyo indicator.
Excluding the Mitutoyo indicator and its SPC cable, the price of parts from Ebay adds up
to just under 400 $ (December 2014)..

July 2020, Linear encoder indicator option included.


An example of a Cam measuring Machine made from the referenced parts ( + an aluminium
profile cut and milled, not supplied ) :

X68000 Hdf Romset
X68000 Hdf Romset