The touchscreen tag has no wiki summary.
5
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3answers
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+100
Is a human (or other) electrical signal absolutely necessary to activate a capacitive touchscreen?
I know this is the general wisdom, and that someone has asked a similar question here: How can a capacitive touch screen be triggered without human contact?
However, I didn't quite understand the ...
0
votes
0answers
36 views
How to detect sliding motions on a resistive touchscreen, at the driver/microcontroller level
Sort of a code question, sort of a hardware question. I'm working on some microcontroller projects involving a standard 4-wire resistive touchscreen.
I roughly understand how touchscreen controllers ...
-3
votes
1answer
38 views
Plastic that can be used with touch screens such as smartphones [closed]
I want to make my own smartphone cover which I can use in basically any weather.
And this cover should be made out of see-through soft and bendable plastic
and the cover itself will actually be a ...
2
votes
0answers
197 views
Arduino - Trigger an iPhone's touch screen with no human interaction
I'm trying to replicate part of this experiment. Specifically, I want to touch the screen with a cable and some aluminum foil whenever I send a signal from an Arduino pin. From the blog post linked ...
5
votes
4answers
306 views
How to use a capacitive touch screen without a human hand
I'm a programmer, and I usually hang out over on stack overflow, but I have a electricity question.
I'm trying to interact with an APP on my phone by indirectly touching the the screen. Modern ...
2
votes
3answers
133 views
How do i make a micro-controller act as a finger on a touch screen?
I want to make a device that i can place on a capacitive touch screen and it will start tapping the screen repeatedly. Is there any way to do this with the Arduino?
-3
votes
1answer
79 views
Problems With The Desktop Contemplator Code [closed]
I cannot get the ContemplatorNV.ino code to down load from the Nuts& Volt article. I have tested the complier on an Arduino Uno on code I know works. This at least proves the compiler, USB ...
-1
votes
1answer
86 views
How to address a 16 bit LCD using 8 bit bus?
I need such a TFT with SSD1289 controller, but with 8 bit bus.
Does anyone know how to modify it?
3
votes
1answer
136 views
How do I control a resistive touchscreen?
The gist of my problem is that I have a resistive touchscreen and a Raspberry Pi, and I need to make one talk to the other using a single ADC of some kind.
I have worked with an Arduino and I also ...
1
vote
1answer
92 views
Thermoplastic-based touch panels: why not?
(I'm new to EE.SE, so I don't know if this is on-topic here. Please forgive me.)
From what I understand, capacitive touch technology relies on coating one side of a resistive material with a ...
-5
votes
1answer
185 views
List of companies offering ARM evaluation boards for free/reduced prices (5 - 10$)? [closed]
Does anyone know of any free evaluation boards based on ARM Cortex M or A processors? Or at least for really cheap prices? Are there any who offer free electronics start up kit?
Free LCD samples, ...
-2
votes
1answer
98 views
free drawing on a touch screen, interacting with physical objects [closed]
I am an hobbyist and having a plan to create my own drawing tablet, and still making ideas, I want to combine physical world with this thing, an idea that I have is that I want line that I draw with ...
1
vote
2answers
426 views
Trying to find a touchscreen that will be compatible with a microcontroller [closed]
I was wondering id anyone knows or have experience with building something that is controlled by a touch screen? I want a 3x3inches touch screen , that will be controlled by an "fairly-easy" to ...
3
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0answers
123 views
Capacitive touchscreen
I am doing project in which I want to perform read and write operation by using a capacitive touchscreen. What I know is I can trigger capacitive touch screen by:
By using electromagnet as I heard ...
2
votes
2answers
322 views
How does the Microsoft Surface table detect objects?
I saw that the Surface table (now called PixelSense) detect objects.
The strange thing is that it's basically an IR screen with LCD on bottom.
How does it "scan" them then?
Here's a video
...
4
votes
2answers
982 views
What is the basic difference between Inductive and capacitive touch screen?
I have seen Smartphones mentioning of two terms frequently; naming Inductive touch and Capacitive touch screen. What is their basic difference and what is the advantage of one over another?
-1
votes
2answers
519 views
How to make a touch screen device with android OS?
I am planning to make a device which has a touch screen LCD. I have searched for solutions and i think if this device has android OS could be use for many applications. This device will be used for ...
6
votes
1answer
307 views
Mimic human capacitance
In a video at Kickstarter a project called Tapcaps is mimicing human capacitance for triggering touches to a capacitive touch screen (the iPhone). At 0:45 in the video we can see a glimpse of the ...
-1
votes
1answer
336 views
Is it possible to connect a raspeberry pi to a 3.2" TFT LCD touch panel?
I am wondering if i can connect a raspberry Pi to this? How hard would it be?
1
vote
2answers
203 views
Smartphone touchscreen ribbon connector
Does anyone know what screen connectors or ribbon connectors for a smartphone like the galaxy nexus connecting to it's pcb and if simliar with other phones the screen connector that is, i'm finding it ...
1
vote
2answers
593 views
Repair a ripped touchscreen cable
I have an Ampire AM800480STMQWT00 touchscreen display. In the course of testing the device, the cable for the touchscreen proper got ripped by accident.
Is it possible at all to repair the cable ...
1
vote
1answer
174 views
Touchscreen : how to choose?
I am working on a small touchscreen extension to implement into a robot (show debug, command some basic functions, show points on a map where the robot has to go, etc...).
Microcontrollers used are ...
0
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0answers
126 views
Atmel XSense touch screen? [closed]
is it possible to buy the Atmel XSense touch screen at this time?
I can't find anywhere that sells it. Is it even available to the public?
...
2
votes
1answer
1k views
Is possible to use Ipad touch screen with PIC16F707 MCU for DIY ?
I'm developing a project that I would like to use the Ipad capacitive touchscreen(digitizer) with mTouch controller PIC16F707 but by now I have no clue about the specifications of Ipad touch screen. I ...
1
vote
1answer
138 views
Electric stimulus for tactile feedback
While looking around I discovered a demo of Toshiba's tactile feedback system here. I assume that the display is set up to provide a small electrical current that has enough power so that our sense ...
2
votes
1answer
92 views
Explanation of touchpoint density in touchscreens
I'm looking at touchscreen supplier specs such as this one.
What does the specification "touchpoint density" expressed as touches/sq.cm sq.in or mean? The value given is "> 100,000 touches/in^2". ...
1
vote
1answer
172 views
Smallest touch that can be detected on smartphone touchscreens
Not sure if this is the right place to ask this question, but what is the smallest touch (in terms of height and width) that can be detected on most smartphone screens (capacitive touchscreens found ...
4
votes
4answers
317 views
Touch detection on big LED screen
I have a big LED screen covered by plastic surface (removable). I want to change image on that screen when someone touches it. Could you give me advise how to do it or some sensor names for further ...
-2
votes
1answer
857 views
What would be the cost to build a custom touch screen tablet with a single use? [closed]
I am looking to build (or have manufactured) around 500 iPad like touch screen tablets.
The tablet should do the following:
When the tablet is powered on it simply loads up a website, say ...
0
votes
1answer
348 views
Can a replacement iPad screen be used on a BeagleBoard?
I have been trying to find a good touchscreen with multitouch support for the BeagleBoard. I have not had much success, but have noticed that iPad replacement screens are available fairly ...
8
votes
6answers
3k views
How can a capacitive touch screen be triggered without human contact?
I want to robotically touch an iPhone screen without any human intervention.
I've done some experiments but have not found a reliable solution. It seems even styluses that work through gloves still ...
3
votes
2answers
1k views
Resistive Touch Screens
I was reading this article today about interfacing a microcontroller with a 4-wire resistive touch screen, and found myself a little bit confused.
The article suggested this could be done by using ...
2
votes
3answers
907 views
Conducting plastic for capacitive touchscreens
As I am disabled I have to use a headstick (see picture below) to do stuff on the computer. I also have a phone with a resistive touchscreen, which works well with my headstick.
But here is the ...
2
votes
3answers
389 views
Touchscreen DMM Development Board
I think one day soon, if not already now, somewhere, there will be Multimeters that have touchscreens and are software configurable with Apps that allow you to add most anything to your meter like an ...
1
vote
3answers
711 views
PCB Matrix Touchpad?
Is it possible to DIY your own capacitative touchpad on a PCB? The last page of this mentions it:
...
1
vote
2answers
1k views
TFT Resistive screen made multitouch?
Can a TFT Resistive screen be made/used as a multitouch screen?
I have a Android 2.2 SuperPad III tablet which comes with a resistive screen and I am developing an app that needs a few features of a ...
2
votes
5answers
861 views
Can a water drop do a “fake” touch on a capacitive touchscreen?
If a capacitive touchscreen is hit by water drops, like rain, will it report a touch?
I'm trying to evaluate what is the most appropriate touchscreen solution to use in an outdoor kiosk.
13
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0answers
605 views
Resistive touchscreen with 5-wire connection & Freescale IMX28
I have a IMX28EVK board and I would like to to connect this board to a 5-wire resistive touchscreen.
In the Reference Manual of the I.MX28,
Freescale said: LRADC 2 - 6 can be
used for 4/5-wire ...
1
vote
1answer
161 views
touch film replacing keyboard
I am evaluating whether it can use "resistive touch film" in project-based cards using USBizi Chipset-100 in place of a conventional keyboard.
I would like to see some similar design to see howto make ...
4
votes
4answers
806 views
Touchscreen Performance (iPhone, iPad, Android, Nexus S, etc.)
Who makes the touch screens for the iPhone or Android devices? Specifically I'm wondering what the sampling rate is for dragging, etc. that gives these devices such smooth touch and drag performance.
...
1
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1answer
382 views
What are the pros and cons of resistive and capacitive touchscreen mobile devices?
I have zeroed it down to these two phones Nokia X6 and Nokia C6.
Apart from others, one difference is the presence of capacitive touchscreen in one and resistive in the other.
If I were to decide ...
4
votes
2answers
285 views
Source for small Touch-Panels?
Is there a company that will sell me a touch panel similar to the IPhone or IPad surface, in single quantities, complete with a Developer Kit?
Can I get it in a specific form-factor (say, 2x7 ...
