flashx20 - Floppy and screen for the Epson HX-20

2018-12-24 Thread Norbert Kehrer via cctalk
I now also added graphics support to flashx20. The commands to draw dots and lines available in Epson BASIC can now be used to create high-resolution pictures in different resolutions and up to 8 colors on the screen of the Windows PC connected to the HX-20. The graphics screen is shown in a

flashx20 - Floppy and screen for the Epson HX-20

2018-12-16 Thread Norbert Kehrer via cctalk
/On Sat, Dec 15, 2018 at 5:47 PM Norbert Kehrer via cctalk />/ <http://www.classiccmp.org/mailman/listinfo/cctalk>> wrote: />>/With that, you get a big screen (the PC monitor) and disk space for />>/programs and data on the PC's hard disk, which can then also be used

flashx20 - Floppy and screen for the Epson HX-20

2018-12-15 Thread Norbert Kehrer via cctalk
Hi, the Epson HX-20 handheld computer offered an interesting way to connect it with peripheral devices. The serial port at the back of the computer can talk to external hardware using an Epson-specific protocol for data exchange. As this protocol is quite well documented, I wrote a little

Mailuefterl Emulator in JavaScript

2017-07-09 Thread Norbert Kehrer via cctalk
The Mailuefterl (German for "may breeze", an allusion to much bigger US computers like "Whirlwind" or "Typhoon") was the first fully transistorized computer in (continental) Europe. It was built at the Technical University of Vienna (Austria) from 1955 to 1958 by Dr. Heinz Zemanek and his team.