Who here is using ps/2 still? I'm surprised boards still include this type of connector. Also is there any advantage?

Who here is using ps/2 still? I'm surprised boards still include this type of connector. Also is there any advantage?

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Switched to a USB keyboard a few months ago.
Kept my PS/2 one just in case

It's boomer-friendly

It just werks

op here found this on ebay new old stock, bought it because of nostalgia (was first keyboard in the 90's) Trying to get the drivers for the quick launch buttons is a pain in the ass

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Me because I don't want to buy a new keyboard while the old one still works fine.

I use a PS/2 keyboard with a USB dongle at my work laptop's docking station. I had the dongle around my desk anyway and it just werked.

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>I'm surprised boards still include this type of connector

Serial ports are cheap.

It's all about value engineering and cost down.
If you see those two on a board, you can be dead sure the chinks are screwing you.

In general, $1 - $3 cheaper than USB2/3/3.1 USB modules.

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HID (a protocol for peripherals used over USB and some other connections) is pretty limited, and keyboards can't go over 6KRO without cheating (emulating a USB hub with plenty of keyboards hooked up to it and splitting keystrokes among them). PS/2 has no such limitation, and the keyboard interrupts the CPU rather than having it poll the keyboard. Some keyboards (like 6Gv2) provide NKRO only over PS/2.
On the other hand, mice are shit over PS/2, as they can only go up to around 100Hz, when 125Hz is the standard for even the worst USB mice.

PS/2 response time is faster than USB and needs no drivers.

me, my keyboard just works.

Gaymers still like PS2 for muh n key rollover and polling rates. Also if any malware shuts off all USB connections you'll still have a backup.

usb can interrupt too you stupid fucking chink retard

I think they can be used to troubleshoot when the USB controller is broken.
Maybe they even use it in the factory for quality control?

I am using an old one, doesn't even know the brand, its rubber dome, but feels a lot better than the CM devastator combo one that i have used for the last 2 years, and no fucking LEDs

Neat

no it can't you stupid cunt

There not serial ports, there PS/2 ports which have no real relation.
PS/2 is already included on every PC motherboard made it's just a matter of breaking out to the connectors.
The chinks really could be screwing you by just leaving them out and having that IO area blank. The best solution is having a PS/2 combo jack with USB next to it that way you can still have both ps/2 mouse and keyboard while still having some usb ports

I want a model M so i might start using it

adv: keyboard ps/2 is 1000hz polling and true nkro.
For mouse it's usb no contest.

We use them at work cos cheap PS/2 KVMs switch instantly, whereas cheap USB ones don't.

new mainboards have a PS/2 connector but it's not an actual PS/2, instead, it's just a PS/2 connector with a PS/2 => USB adapter on the board itself. So there's no technical advantage

I thought the same on GPU´s , some have still DVI and VGA but try boot into save mode with HDMI.
So they must still have a good reason to exist.

iirc board manufacturers use the PS/2 ports to configure the motherboard before it is shipped from the factory.

>Also is there any advantage?
it has all the benefits of those $100+ usb keyboards with none of the downsides and is usually far cheaper

I still use it.

>new mainboards have a PS/2 connector but it's not an actual PS/2, instead, it's just a PS/2 connector with a PS/2 => USB adapter on the board itself.
[citation needed]

I still use Ps/2 keyboard so yes and the advantage is it does work til this day so no reason to change.

Boy aren't you retarded
Why would they bother with a USB to ps/2 adapter when you already have ps/2 support from the superIO chip?
The superIO chip is standard on all PC motherboards because of legacy support and contains PS/2 for mouse/keybaord an RTC among other IBM PC compatible peripherals
Pic related

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Having a PS/2 port and an AT-PS/2 adapter (same protocol, just different connector size) lets me keep my Model F hooked up for when I feel the need for extra-clacky typing, and for controlling my main desktop when I use my KVM switch to hook my other keyboard to my gaming machine.

It has a dedicated SysRq key. Supposedly Magic SysRq is more likely to work over PS/2 than over USB, since not very much of the kernel has to be alive to receive PS/2 input, compared to the complexity of the USB stack. But that might just be folklore with no basis in fact, I read it on some sysadmins blog years ago.

I've got PS/2 ports, thinking about stealing my grandmother's PS/2 hp keyboard and swapping it with my usb hp keyboard, free up a port for a drive.

Any malware that shuts off my fucking USB ports means I'm loading a Linux ISO and doing an immediate backup of my important shit and formatting the drive. Anyone who trusts a Windows install that has been tainted with malware is an idiot. The only solution is formatting, the advance administrator will have premade images he will use to get the box up and running pronto if his employees are brainlet tier enough to catch malware often.

The only obvious advantage I see of PS/2 over a USB is that some motherboards allow you to start a computer with a device plugged into a PS/2.

well if it's supposedly so much better and cheaper than usb, why do usb keaboards exist?
brainlet here, not trying to be confrontational, just curious.

usb doesnt crash if you plug/unplug while the computer is on

that's it? that can't be the only thing right?

My mobo from 2011 surprisingly didn't come with one prob because they were thinking they were on their way out but then they came back again. One of those ports that just won't go away how many times they attempt to make us move on from them (headphone jack being another example)

The ps/2 won't fade out for a very long time. The nature of the port has powerful security value giving it high comercial usability. It's gaymen and consumer items that are losing out on it.

I bought a PS/2 keyboard just to free up a USB slot

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Yeah I was just saying some have tried to fade it out already.

No real advantage for everyday use.
Every advantage that one time that your USB controller driver shits the bed and without PS/2 you have no input device.

imagine being this retarded

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It's like a CRT vs any digital piece of garbage. It's got way better response times. Also NKRO.

I still use a PS/2 keyboard, because it's wireless and after modding it to use a li-ion battery instead of two Ni-Mh cells it lasts about half a year on a single charge.
Has some clacky action too despite being rubberdome.

brainlet here again. I've been looking around and I couldn't find a single real advantage of USB over PS/2 (why would you need to unplug your keyboard while the PC is on?). why did everyone and their grandma switch to USB?

This. If malware is so deep that it blocks USB, you burn the motherboard and degauss the HDD. Deciding which keyboard to use is irrelevant.

>Normies are dumb
>This is somehow a surprise
It's why consoletards whine about 4K. They don't care how awfully slow it is. They don't care that the input lag is atrocious on digital screens. They only care about muh 4K.

>deliberately derailing the thread since he can't afford a 4k monitor

I'm not derailing the thread I'm making an analogy comparing dumb people to other dumb people.

>They don't care that the input lag is atrocious on digital screens
Do you expect all of them to run a CRT or something?

Be aware that early wireless keyboards send the strokes not encrypted.

The ones with multiple monitors should have at least one for shit like CS. And with how cheap they are these days I'd recommend them to normies, especially for stuff like Melee.

Accurate

>CRTs
>cheap
All the ones you would want to use are way far away from being cheap anymore precisely because of CS and Melee autists
Sure you can grab any run of the mill TV/monitor for basically free but you would be taking a heck of a downgrade in many places just for better input lag

>All the ones you would want to use are way far away from being cheap anymore precisely because of CS and Melee autists
Yeah that's true. I was actually stupid enough to get rid of my old Trinitron. Now I want it back.

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> Still using PS 2
> Not using PS 4

Thanks doc!

>That joke hasn't been made a billion times

Install OS/2

what is polling rate?

thanks doc

Yeah, your stupid, squishy, soft interrupt - versus PS/2's shirt-fronting your entire motherboard and screaming "LISTEN UP FAGGOT". Face it user, you're trying to conflate your tricycle with a Falcon Heavy here.

Most modern PS/2 ports are just USBs under the hood

another retard who doesn't know how modern PCs work has came into the thread

my topre realforce can't into ps/2
:^(

based

A direct connection with your hardware that doesn't require much if any software to run lessening system bloat a little is a good thing. Interchangeable ports have more than can go wrong and there never are enough USB ports these days anyway. Bluetooth is practically a"hack me" sign if anyone near you is savvy at all.

Old school has it's advantages.

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>without cheating

I believe there's a way of doing NKRO without emulating multiple devices. TMK keyboard firmware does it.

It's more convenient to use a generic port over a specialised port (think RPi in particular) and allows you to use as many devices as you want. That's it.

>firmware
It's probably doing just that. Or maybe buffering it?

USB HID 6KRO only sends the entire state of the keyboard so buffering isn't possible (if that's what you meant). It's a whole new descriptor in the firmware but I've never been able to find any real documentation for it.

i am a melee autist and i got a crt for like 20 bucks shut up

Holy shit.
This was my first keyboard too. I still use it after switching back to it when I traded my roccat MK pro for a guitar & pedal.
It's good, and the media keys still work in modern windows but the functions don't match. In gnu+linux you might be able to map the media keys using X.
I do wish it was mechanical though.

Yeah cheap CRTs exist, no one denied that. It's just I'm sad I got rid of the Trinitron because they are essentially the best you can get and now they are really expensive. Who do you main?
>inb4 Fox

>Also is there any advantage?
Lowest possible input latency if you're an FPSfag.

The keyboard can do NKRO if it wants, but the standard 8-byte USB "boot keyboard" message supported by BIOS only has room for 6 individual keys and 8 bits of modifier keys. You have to either tell the keyboard it's okay to send something else, or live with it not working at boot.

captain falcon, fox isn't that good if you don't have good techskill lol

Some keyboards will have a simulated "NKRO" which basically means acting as several keyboards at once and being able to press enough keys at once it might as well be a real NKRO keyboard for all practical purposes

That's one of those things that sounds so crazy it just might work. Seems like a good trick.

Ps/2 hasn’t suffered from this in decades though since they started using better capacitors. But honestly who needs to unplug their keyboard so much it would ever be a problem? Aside from laptops I guess

I dare you to install Windows 7 on a modern Ryzen mainboard. It's either PS2 Keyboard or patching der driver into the iso with dism.

It's what my knock-off mechanical keybaord does
You plug it in and the BIOS reports 4 usb keyboards (device manager reports only 2 oddly enough) and the key rollover is somewhere in the 20s which is good enough

Thanks doc.

I'm fucking glad or else win7 couldn't be installed at all since those ps2/usb adapters don't work with the win7 install disc

Or you could use the driver slipstream tool provided by your motherboard manufacturer or you could painstakingly do a manual slipstream. But yeah, if you have a p/s2 kb/mouse then good.

>painstakingly
Four commands (or use dism++).

gigabyte has an install tool too

Honestly I can't remember. The last time I did was during win7 just released and it was missing some drivers. It is really paintstaking.

The Asrock tool didn't work for the B450 board that I used for my brothers PC build. Tool is supposedly only able to run correctly on Win 10 and I am not touching that spyware gui mess bloat with a 10 foot pole. Dism and patching all 174 USB3 drivers that snappy driver installer provides into both wims manually did work.

My experience with the Gigabyte tool for intel chipsets is that it patches boot.wim and works during the setup dialog but not install.wim which makes things tricky if you're installing from USB and don't have an optical drive.

In conclusion installing Win 7 on new hardware is a trainwreck but still possible and a better choice than Windows 10.

i use a black model M13 ..but with a USB dongle..

>win7 just released
>missing some drivers

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nkro, interupts instead of polling, and a lower latency bus than usb

There are devices out there which don't have PS/2 ports but do have USB ports, like game consoles, smart TVs, and some laptops. If you make a keyboard with a USB connector, it'll be able to plug in to many more devices than if you made it with PS/2. Also, you don't have to worry about bent pins.

there is literally nothing wrong with bluetooth keyboards

>nkro, interupts instead of polling, and a lower latency bus than usb
This. PS/2 is objectively superior to USB.

it's because one of the few things in tech that doesn't need an upgrade over time, you won't ever need to type at a 1000000x rate with your keyboard than your father or grandfather did, same with your mouse