Difference: CosmacElf (15 vs. 16)

Revision 162018-09-15 - PeterSchmid

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META TOPICPARENT	name="WebHome"

COSMAC Elf

Some Links and ideas for my COSMAC Elf projects.

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https://assets.nexperia.com/documents/data-sheet/74HC_HCT4040.pdf

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Cosmicos

http://retro.hansotten.nl/1802-cosmicos/

FPGA

http://whats.all.this.brouhaha.com/category/computing/retrocomputing/retrochallenge/

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RUN[CR]

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Micro VIP

https://hackaday.io/project/27009-microvip

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Forth

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Forth

Documentation

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https://www.forth-ev.de/ Forth-Gesellschaft e.V.

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Forth Interest Group (FIG) http://www.forth.org/
https://www.forth.com/ Comercial Forth, SwiftX for developing firmware for embedded systems, SwiftForth for developing Windows, macOS, and Linux applications

FIG Forth

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Forth Interest Group (FIG) http://www.forth.org/
https://www.forth.com/

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https://www.forth-ev.de/ Forth-Gesellschaft e.V.

https://wiki.forth-ev.de/doku.php/projects:fig-forth-1802-fpga:start

CamelForth

http://www.camelforth.com/page.php?9 !

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Interface

Raspberry Pi Interface

Pinout https://pinout.xyz
maximal 27 IOs; I2C, SPI und UART sollten nicht benutzt werden (etwa 10 pins).
Pegelwandler 5->3.3V für Input (8 Ports ?)

http://www.retrotechnology.com/memship/mship_pcport.html

Programmiersprache

Python
C
PHP
Tcl
bash gpio command

beginnt immer bei Adresse 0.

hex2cosmac [filename] [-v]
cosmac2hex [-s nnnn] [-e nnnn] [-v] [filename]
bin2cosmac

> hexdump -C
00000000  2d 2d 2d 2d 2d 42 45 47  49 4e 20 50 47 50 20 50  |-----BEGIN PGP P|
00000010  55 42 4c 49 43 20 4b 45  59 20 42 4c 4f 43 4b 2d  |UBLIC KEY BLOCK-|

0000 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F ................
0010                                                 Hallo Velo!

> /dev/null

https://en.wikipedia.org/wiki/Hex_dump

http://www.raspberry-pi-geek.de/Magazin/2013/05/Tricks-zum-Programmieren-der-GPIO-Schnittstelle