On Sat, Dec 28, 2019 at 5:39 AM Pete Turnbull via cctalk
wrote:
> Those old adapters are definitely just passive wiring, and were commonly
> supplied with dual-standard mice. That's why they're green.
I have green ones for mice, and purple ones for keyboards (same
signals on USB side, different
> On Dec 28, 2019, at 5:25 AM, Pete Turnbull via cctalk
> wrote:
>
> On 28/12/2019 01:46, Paul Koning via cctalk wrote:
>
>> I can get one and test it with an Apple keyboard, but that doesn't sound
>> right. There aren't enough wires on a USB connector to allow you to speak
>> the PS/2
On 28/12/2019 01:46, Paul Koning via cctalk wrote:
I can get one and test it with an Apple keyboard, but that doesn't sound right.
There aren't enough wires on a USB connector to allow you to speak the PS/2
protocol. And there are PS/2 to USB adapters (for old keyboards) that are the
same
> There aren't enough wires on a USB connector to allow you to speak the PS/2
> protocol.
How many wires are necessary to speak the PS/2 protocol? How many pins
are there on a USB connector?
In front of me right now I have a Microsoft IntelliMouse Explorer USB
and PS/2 Compatible mouse, and a
> On Dec 27, 2019, at 3:10 PM, Glen Slick via cctalk
> wrote:
>
>>> Supplies of good non-USB PC keyboards are probably beginning to get harder
>>> to find now too...
>>
>> True. It could use either kind of keyboard. Also, USB to mini-DIN adapters
>> are still sold ($5 in the current
> > Supplies of good non-USB PC keyboards are probably beginning to get harder
> > to find now too...
>
> True. It could use either kind of keyboard. Also, USB to mini-DIN adapters
> are still sold ($5 in the current L-Com catalog). That seems like a cheaper
> solution than a USB Host shield.
> On Dec 27, 2019, at 1:46 PM, Peter Coghlan via cctalk
> wrote:
>
> Paul Koning wrote:
>> ...
>> I'm considering building a PC keyboard LK201 emulation, should be a fairly
>> simple bit of Arduino code.
>
> Supplies of good non-USB PC keyboards are probably beginning to get harder
> to
Paul Koning wrote:
>
> Gentlepeople,
>
> I'm doing some work with my Pro 380 over the holidays, but have run into a
> snag because both my LK201 keyboards are dead. They fail poweron self test
> -- LEDs stay on and no response to any keypresses.
>
> The odd thing is that the circuit board