Wow, almost a month since anyone's posted. So I guess I'll liven things up a little. I've been off doing some stuff for the Tandy CoCo myself. I wanted to...
... Yeah, it goes in waves - group postings, that is. I got sick with the flu and then tonsillitis, so that put things on hold, then I had to look after the...
... It's based on a USB 1.1 chip from Cypress (www.cypress.com). Drivers will need to be written for it but USB mice, keyboards, printers, joysticks, RS232...
On Sun, 2005-08-07 at 11:57, James Diffendaffer wrote: <snipped for brevity> ... Oh yes, I remember why I was keener on modifying the firmware of the DSE ...
... I'm still trying to get a VZ so you are ahead of me. Tape I/O requires buffering in RAM. That's pretty difficult to do when RAM is already mostly full of...
... With the DSE serial terminal the code is in ROM, so the RAM is available for whatever you want, except for possibly some sort of keystroke or transfer...
... Hmmm... I can generate ROMable code. It takes some stack space and room for variables and there's a buffer but other than that RAM would be free. ... A...
... I don't believe that I have ever seen a commented disassembled listing anywhere, which is a bit of a shame. Something like that would have made a nice...
I've been looking at USB interfaces to various devices on ebay and the RS232 interfaces can be had dirt cheap. I'm thinking it might be better to go with a USB...
... While that sounds good, it might be worth considering a microprocessor with USB built-in such as Microchip's 18F2455 or 18F4550. (Cost around AU$12) Pro's:...
... USB 1.1 is already faster than a Z80 can drive it. USB 2.0 won't offer any additional speed. The CPU will transfer a block of data to the USB chip and...
... OK, looks good. Will the CoCo design work with the VZ or will modifications be required? I guess the following would need to happen:- * The USB interface...
... It will need modifications due to the differences in buss designs and addresses between the two. However it's not very difficult. The CoCo interface...
... Yeah, when I did some reading last night it started to sound a bit harder than I initially thought, as I realised that besides implementing a driver for...
... I'm not sure what site it was on but someone did write a FAT file system for the Apple II. I'm not sure what site it was on but it was probably related to...
... While you were sleeping... http://s.guillard.free.fr/Apple2IDE/Apple2IDE.htm Looks good - maybe I will go ahead with the IDE project first, then. I might...
My problem with all these IDE projects is that the IDE ports don't have any features to reduce the memory footprint of the IDE interface and speed up access....
http://vzalive.bangrocks.com Seems to be off air at the moment - I haven't tried for a while but is this a recent thing? Or is it just Optus? Andrew Laird....
Make that 3 people ;-) ... ____________________________________________________ Start your day with Yahoo! - make it your home page http://www.yahoo.com/r/hs...
Lurketty Lurk Lurk. I like to watch too.... If you ever wonder about the sites, check some of my others to make sure: www.bangrocks.com www.zigzagsoft.com If...
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