On 27 October 2017 at 21:51, Peter Graf wrote:
> I just noticed the work was in vain, because SMSQ/E does not seem to
> support FLASH in MODE 8. At least not if I test with SBASIC.
>
Indeed SMSQ/E on a QL with Gold Card doesn't flash :(.
It also seems to work only when PRINTing something, not wi
The flash bit acts as half a toggle for latching of the BGCOLOR in the
8301, ANDed with the other component, the 1Hz clock.
On Fri, Oct 27, 2017 at 2:42 PM, Jan Bredenbeek via Ql-Users <
ql-users@lists.q-v-d.com> wrote:
> On 27 October 2017 at 21:03, Peter Graf wrote:
>
> > > E.g. when a pixel h
Hi Jan,
> The flashing is up to and including the pixel which has the flash bit on
> to turn flash off.
Thanks for this precise info!
> I've tested this on a real QL and it looks like the blink frequency is
> 16/50th of a second which is a bit slower than the software-generated
> blinking of the
On 27 October 2017 at 21:03, Peter Graf wrote:
> > E.g. when a pixel has red colour with flash on, the rest of the pixels
> > on the line will flash between the original pixel colour and red until
> > the next set flash bit.
>
> The "until" is ambiguous. When that next pixel occurs, does it still
Hi Jan,
> It works in a serial fashion, much like the old Videotex/Prestel standard.
> When you set the flash bit on a pixel, the colour of that pixel is used
> as background flash colour for the rest of the line until another flash
> bit on the same line is encountered.
> E.g. when a pixel has re
On 27 October 2017 at 19:01, Peter Graf via Ql-Users <
ql-users@lists.q-v-d.com> wrote:
> Hi,
>
> today I noticed that my MODE 8 Flash Bit implementation in the Q68 was
> never completed. It is 11 years ago that I designed the video
> controller, and now I don't even remember how exactly the QL ha
Hi,
today I noticed that my MODE 8 Flash Bit implementation in the Q68 was
never completed. It is 11 years ago that I designed the video
controller, and now I don't even remember how exactly the QL hardware
used that bit at all. Especially, I don't know how the background colour
for the flashing a