Saturday, August 25th
1175 Bordeaux Dr.
Rooms 197A and 197B
Sunnyvale, CA 94089
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Agenda to: George
Wireless Internet access is anticipated
(though not guaranteed) at Cogswell, so bring your wi-fi enabled
attending SVFIG meetings, please be aware that Cogswell College now locks its
doors on weekends. To facilitate entry to the building, there will be an SVFIG
member stationed at the door from 9:45am to 10:15am to admit recognized SVFIG
meeting attendees. If you are attending an SVFIG meeting for the first time,
please bring along a printout of this agenda to identify your interest in Forth
and gain admission. If you arrive after 10:15am, there will be a telephone
number posted for you to call to alert someone of your presence at the door.
The front door will also be checked at intervals of 20 to 30 minutes to
accommodate those without cellphones.
Do not under
any circumstances let any strangers enter Cogswell. Those who are authorized
admittance have key-cards.
Final August Meeting
10:15 --- Floating Point Mandelbrot
Computation Revisited - CH Ting
"I will show the Mandelbrot
plots done with integer math and with floating point math using the Floating
Point Unit in the Intel processor. I am learning HTML, and will do the
presentation in HTML. Mandelbrot plots are great for the background of HTML
webpages. I have also learned how to add background music to the
13:15 --- Interesting Items - Volume
8 - Dave Jaffe
Dave will continue his survey of interesting
newly-introduced microcontrollers, I/O peripherals, sensors, products, and
gadgets that can provide useful and unique capabilities to Forth embedded
systems. If anyone has come across anything that fits this category, pass them
along to him for inclusion in his presentation.
13:30 --- Audible Computing -
What would happen if we only relied on our hearing
when using a computer? Masa will discuss his project that uses Forth to provide
an audible interface to a minimal computer, just a motherboard with firmware.
He'll describe his thinking and his goals and solicit advice from the
14:15 --- Two-Stack Design from CPU
Class - John Rible
"I'll describe the architecture of the SP2
and its "hardware threaded code." It's a 16-bit, two-stack, design following
Chuck's uP21 family of chips. Coded in Verilog, it's meant for inclusion in
FPGA projects. Bill Muench worked with me to write an eForth compiler for
How you can help SVFIG:
- Bring your speaker and topic suggestions
to every meeting!
- Your input for November's Forth Day is
Coming to SVFIG in the future
WAV file and Soundcard I/O Software
using Win32Forth - Andy Korsak
This software was written for
amateur radio applications. Andy has suggested that it might be useful to look
at his code in advance of his talk. Contributions to this work-in-progress
would be welcomed. You can download and view his sound card software on the
group (membership required), or here.
Please register your interest for these
- Viewing of Analog by Design shows
hosted by Bob Pease - list of
- The world's second Babbage Engine is
coming to town. Maybe we can have a meeting at the Computer History Museum to
have a look.
- Review and discussion of recent postings
- Review and discussion of interesting Forth
projects and many files at the
Off the table:
- There has been a lack of interest for a
presentation by a representative from Gumstix.
- There has been no success in contacting
the author of
Forth - written locally by Cliff L. Biffle
- A tour of
TechShop in Menlo Park is not
planned at this time. If you would like to visit the facility, please make your
own arrangements. Check out their talks, events, and instructional
If you have anything you'd
like to talk about in August,
please contact Kevin