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F12K Brake Pressure

21 posts by 9 people · 01 Feb 2003 18:01 UTC - 06 Feb 2003 22:22 UTC

Adjusting brake pressure in F1 2002 and GTR mods

Pat Dotson asked how to raise brake pressure so wheels would lock more easily. Steve Blankenship pointed to the controls section of the car HDV files, and others discussed F1 downforce and ABS. Pat found that lowering pedal sensitivity helped his lap times, and others recommended 50% for a linear response.

mods/tracks/carssetup/driving techniqueF1 2002

Automated summary.

Pat Dotson 01 Feb 2003 18:01 UTC#79300
What file holds the line where you can adjust your brake pressure? I want the wheels to lock up more easily.
"Dalek" <[email hidden]> schrieb im Newsbeitrag news:[email hidden]...
Quoted text (15 lines)> On Sat, 01 Feb 2003 13:01:32 -0500, Pat Dotson > <[email hidden]> reckoned: > > >What file holds the line where you can adjust your brake pressure? > > > >I want the wheels to lock up more easily. > > I would like to know that too because the breaks are definately too > weak. Going 200+kph and hitting the breaks should definately lock up > the wheels. I downloaded the Ferrari360 mod for Nascar Heat and they > have modelled the breaks so that you just tap them and they lock up, > but in the GTR2002 mod for F12002 it is the opposite. Which is more > accurate? If I slammed the breaks in my own car doing just 120kph the > wheels would definately lock up. Seems to me the Ferrari360 mod is > overdoing it and the GTR2002 mod is underdoing it.
Racing cars, that generate very much downforce at high speeds won�t lock up so early. But as you describe that in the 360-mod the brakes lock up when you just tap them is unrealistic, too. > -- > "Exterminate! Exterminate! Exterminate!"
The brake pressure settings are in the [controls] stanza of the hdv files for each car. I see they've made them to be non-adjustable, though they're fixed at a level just below the max of the F1's. (1.0 vs 1.05). ---- BrakePressureRange=(1.0, 0.00, 1) <-min. value, stepsize, # of adjustment steps) BrakePressureSetting=1 <- default step # ---- SB "Pat Dotson" <[email hidden]> wrote in message news:[email hidden]... > What file holds the line where you can adjust your brake pressure? > > I want the wheels to lock up more easily. >
"Dalek" <[email hidden]> wrote in message news:[email hidden]...
Quoted text (17 lines)> On Sat, 01 Feb 2003 13:01:32 -0500, Pat Dotson > <[email hidden]> reckoned: > > >What file holds the line where you can adjust your brake pressure? > > > >I want the wheels to lock up more easily. > > I would like to know that too because the breaks are definately too > weak. Going 200+kph and hitting the breaks should definately lock up > the wheels. I downloaded the Ferrari360 mod for Nascar Heat and they > have modelled the breaks so that you just tap them and they lock up, > but in the GTR2002 mod for F12002 it is the opposite. Which is more > accurate? If I slammed the breaks in my own car doing just 120kph the > wheels would definately lock up. Seems to me the Ferrari360 mod is > overdoing it and the GTR2002 mod is underdoing it. > -- > "Exterminate! Exterminate! Exterminate!"
I think they're just right. An F1 car generates so much downforce at 200kph that it's almost impossible to lock the brakes - that's how they stop so fast. Plus, they have so much rubber in relation to weight that there is tremendous grip. Ever seen a race where a wing gets knocked off one of those things? They'll instantly lock up going into the next braking zone - well, they will if the driver tries to drive it the same. As a matter of fact the drivers have said that braking usually consists of jamming on the pedal and letting off gradually because they will tend to lock as the car (and downforce) slows. How many times do you see them lock up on TV? Not often. When tires lock it means they've lost traction, and you will turn a slower lap. CFster
Oops, my numbers were for GTR... ;-) Same location for the files, though. "Steve Blankenship" <[email hidden]> wrote in message news:[email hidden]... > The brake pressure settings are in the [controls] stanza of the hdv files > for each car. I see they've made them to be non-adjustable, thoughthey're
Quoted text (16 lines)> fixed at a level just below the max of the F1's. (1.0 vs 1.05). > ---- > BrakePressureRange=(1.0, 0.00, 1) <-min. value, stepsize, # of adjustment > steps) > BrakePressureSetting=1 <- default step # > ---- > SB > > "Pat Dotson" <[email hidden]> wrote in message > news:[email hidden]... > > What file holds the line where you can adjust your brake pressure? > > > > I want the wheels to lock up more easily. > > > >
Steve Blankenship wrote: > The brake pressure settings are in the [controls] stanza of the hdv files > for each car. Thanks. >I see they've made them to be non-adjustable, though they're > fixed at a level just below the max of the F1's. (1.0 vs 1.05). What do you mean non-adjustable? Changing the value has no affect? PD
"Pat Dotson" <[email hidden]> wrote in message news:[email hidden]... > Steve Blankenship wrote: > > > The brake pressure settings are in the [controls] stanza of the hdvfiles
Quoted text (11 lines)> > for each car. > > > Thanks. > > >I see they've made them to be non-adjustable, though they're > > fixed at a level just below the max of the F1's. (1.0 vs 1.05). > > > What do you mean non-adjustable? Changing the value has > no affect?
No, just that I'd been looking at the GTR hdv files by accident and saw that the in-game adjustability of the F1's had been eliminated for the GTR's (1.2). Changing the value in the hdv file will affect it either way. Sorry for any confusion... ;-) SB
Thanks again for the help. Got everything working correctly. Actually running at 1.5 right now on the brake pressure. HEY! I found something that just shaved close to two seconds off my lap times! I lowered the sensitivity on the brake and throttle axes to 80%. It's sooooo much better! Before, just breathing on the throttle would really rev the motor. At 80%, barely pushing the pedal gives it just a little gas. At less than 80%, there was a dead zone, and it didn't hit full throttle. Now, it's much easier to feather the throttle through the turns. Try it! Pat Dotson
Pat Dotson <[email hidden]> wrote in news:[email hidden]:
Quoted text (20 lines)> Thanks again for the help. Got everything working > correctly. Actually running at 1.5 right now on > the brake pressure. > > HEY! I found something that just shaved close > to two seconds off my lap times! I lowered > the sensitivity on the brake and throttle axes > to 80%. It's sooooo much better! > > Before, just breathing on the throttle would > really rev the motor. At 80%, barely pushing > the pedal gives it just a little gas. At less > than 80%, there was a dead zone, and it didn't > hit full throttle. Now, it's much easier > to feather the throttle through the turns. > Try it! > > Pat Dotson > >
You should be running at 50% for the wheel and pedal axis(50% = full linear) and set your speed sensitivity to zero. If the steering is too twitchy with those settings then reduce the steering lock in your individual setups. dave henrie
> HEY! I found something that just shaved close > to two seconds off my lap times! I lowered > the sensitivity on the brake and throttle axes > to 80%. It's sooooo much better! I strongly recommend setting brake and throttle sensitivity to 50%. It'll be even better than 80% - guaranteed! Here's how it works.... 100% sensitivity = Most of the throttle/braking happens within the *first* part of the pedal travel. 50% sensitivity = The throttle/braking is linear throughout the pedal's travel. 0% sensitivity = Most of the throttle/braking happens within the *last* part of the pedal travel. The same (almost) goes for steering.... 100% = Extremely sensitive - most of the steering happens in the first part of the steering wheel's travel. 50% = Full linear 0% = Extremely insensitive - most of the steering happens at the extreme extents of the steering wheel's travel. And while I'm at it...... Set Speed Sensitivity to 0% under 'Digital Controller Rates' - this prevents the sensitivity from changing with car speed.
CFster 02 Feb 2003 11:08 UTC↳ reply to CFster#79195
"Dalek" <[email hidden]> wrote in message news:[email hidden]... > On Sun, 02 Feb 2003 00:51:20 GMT, "CFster" <[email hidden]> > reckoned: > > > >I think they're just right. An F1 car generates so much downforce at200kph > >that it's almost impossible to lock the brakes - that's how they stop so > >fast. Plus, they have so much rubber in relation to weight that there is > >tremendous grip. Ever seen a race where a wing gets knocked off one ofthose > >things? They'll instantly lock up going into the next braking zone -well, > >they will if the driver tries to drive it the same. As a matter of factthe > >drivers have said that braking usually consists of jamming on the pedaland > >letting off gradually because they will tend to lock as the car (and > >downforce) slows. How many times do you see them lock up on TV? Notoften. > >When tires lock it means they've lost traction, and you will turn aslower
Quoted text (8 lines)> >lap. > > > >CFster > > > > Maybe so, but in F12002 they will *never* lock up and it feels like I > have very little breaking force. Maybe I need to tweak the setups to > fix it?
Sure you haven't got ABS turned on? I can get my F12002 to lock up... CFster
Mostly agreed, but the best settings are individual and likely differ for various controllers. ISI's controller routines are a bit "special", after all. My beloved CH pedals have quite a bit of travel so I do prefer them linear, but I can easily see where a softer tip-in would be nice on shorter-travel pedals (esp. w/ TC off) . And if someone has a wheel with only 180 degrees of rotation (the horror!), some speed sensitivity would probably be a good thing. SB "Dave Henrie" <[email hidden]> wrote in message news:[email hidden]...
Quoted text (29 lines)> Pat Dotson <[email hidden]> wrote in > news:[email hidden]: > > > Thanks again for the help. Got everything working > > correctly. Actually running at 1.5 right now on > > the brake pressure. > > > > HEY! I found something that just shaved close > > to two seconds off my lap times! I lowered > > the sensitivity on the brake and throttle axes > > to 80%. It's sooooo much better! > > > > Before, just breathing on the throttle would > > really rev the motor. At 80%, barely pushing > > the pedal gives it just a little gas. At less > > than 80%, there was a dead zone, and it didn't > > hit full throttle. Now, it's much easier > > to feather the throttle through the turns. > > Try it! > > > > Pat Dotson > > > > > > You should be running at 50% for the wheel and pedal axis(50% = full > linear) and set your speed sensitivity to zero. If the steering is too > twitchy with those settings then reduce the steering lock in your > individual setups. > dave henrie
On Sat, 01 Feb 2003 13:01:32 -0500, Pat Dotson <[email hidden]> wrote: >What file holds the line where you can adjust your brake pressure? > >I want the wheels to lock up more easily. Get the advanced menus that are on various sites. They allow you to adjust the brake pressure value that's stored in the car setups. You can't go beyond 100% without editing a file, but at 100% it feels pretty good once the brakes are warmed up. The default value I believe is 85% in the setups that come with the game, which is why the brakes refuse to lock. Jason
Quoted text (7 lines)> Mostly agreed, but the best settings are individual and likely differ for > various controllers. ISI's controller routines are a bit "special", after > all. My beloved CH pedals have quite a bit of travel so I do prefer them > linear, but I can easily see where a softer tip-in would be nice on > shorter-travel pedals (esp. w/ TC off) . And if someone has a wheel with > only 180 degrees of rotation (the horror!), some speed sensitivity would > probably be a good thing.
My trusty old LWFF has only 180 deg of travel but I find that decreasing the X-axis sensitivity a little makes the game much more drivable than using any speed sensitivity.
"Redmist" <[email hidden]> wrote in message news:<cZo%9.39362$[email hidden]>... > > You can modify the stops to gain @ another 30 degrees. > > Serious? Got a link? I don't remember where I first saw it. Try here: http://jensschumi.bravepages.com/LogiCorner.htm or Alison Hine's pages. You remove the large plastic discs that Logitech uses and replace them with something of a smaller diameter. It does work. Bill Berry
CFster 03 Feb 2003 21:53 UTC↳ reply to CFster#78950
"Dalek" <[email hidden]> wrote in message news:[email hidden]...
Quoted text (30 lines)> On Sun, 02 Feb 2003 11:08:21 GMT, "CFster" <[email hidden]> > reckoned: > > > >Sure you haven't got ABS turned on? I can get my F12002 to lock up... > > > >CFster > > > > > > Don't think so but will look to make sure. But maybe ABS is realisitc > anyway? > > WILLIAMS F1 BMW FW22 FORMULA 1 RACING CAR, GERMANY > > The vehicle uses an Antilock Braking System (ABS) which combines full > Brake by Wire (BBW) operation with complete hydromechanical fail-safe > back up. The use of BBW technology allows the operation of the > calipers independent of driver demand. This enables the system to be > programmed for Traction Control operations or Vehicle Dynamics Control > applications. The unit has in-built power braking capability. > > The system is based on aircraft technology. Unlike conventional > systems which use three position control valves, the Williams F1 ABS > system makes use of fully proportional valves. This technology > maximises system response and minimises the effect of ABS operation on > vehicle stability. The system uses Carbon discs and pads operated by > Automotive Products Group (AP) calipers. Lightweight OZ alloys using > Bridgestone tyres provide traction. >
That car is a few years old. They haven't used ABS in F1 for a couple of years. CFster
"Dalek" <[email hidden]> schrieb im Newsbeitrag news:[email hidden]...
Quoted text (30 lines)> On Sun, 02 Feb 2003 11:08:21 GMT, "CFster" <[email hidden]> > reckoned: > > > >Sure you haven't got ABS turned on? I can get my F12002 to lock up... > > > >CFster > > > > > > Don't think so but will look to make sure. But maybe ABS is realisitc > anyway? > > WILLIAMS F1 BMW FW22 FORMULA 1 RACING CAR, GERMANY > > The vehicle uses an Antilock Braking System (ABS) which combines full > Brake by Wire (BBW) operation with complete hydromechanical fail-safe > back up. The use of BBW technology allows the operation of the > calipers independent of driver demand. This enables the system to be > programmed for Traction Control operations or Vehicle Dynamics Control > applications. The unit has in-built power braking capability. > > The system is based on aircraft technology. Unlike conventional > systems which use three position control valves, the Williams F1 ABS > system makes use of fully proportional valves. This technology > maximises system response and minimises the effect of ABS operation on > vehicle stability. The system uses Carbon discs and pads operated by > Automotive Products Group (AP) calipers. Lightweight OZ alloys using > Bridgestone tyres provide traction. >
A FW22 never had ABS, because it is forbidden in Formula 1 since the end of 1993. The FW22 was used in 2000, so no ABS here.
"Stephan Paskert" < > A FW22 never had ABS, because it is forbidden in Formula 1 since the > end of 1993. The FW22 was used in 2000, so no ABS here. > > > Well NO ABS that the inspectors could find anyway. dave henrie
Dave Henrie 06 Feb 2003 22:22 UTC#530566
"Stephan Paskert" < Well NO ABS that the inspectors could find anyway. dave henrie

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