iButton FAQ

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What software kit is right for my needs?
If I cannot program myself, to whom do I turn to?
Can I deploy the 1-Wire Drivers myself?
What is the price to download the software?
There is not a software example available that fits my needs. Where do I go now?
Is there a listing for all the different Family Codes?
How does the Search Algorithm work?
Is there a quick start guide for installing 1-Wire/iButton software?
Is source code available?
Under what type of licensing is the software distributed?
Where do I if I have a question or if I want to report a bug?
What happened to the Software Authorization Hardware Kit?
What if I have problems downloading a file?
What is a CRC?
Where do I go for the latest updates?

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Can the iButton be mounted on a keyring?
Is it possible to mount an iButton to wall?
I'm using the DS9092L iButton Probe. What is the mating plug for the connector?
Is the DS9092L available with a different color LED?
Does Maxim make a hand held iButton reader?

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What demonstration software is available for the DS1923 Hygrochron iButtons?
How do I setup and run the Hygrochron Viewer?
Is there a Starter Kit for the DS1923 Humidity iButton?
Do I need to calibrate Thermochrons and Hygrochrons?
Is the DS1923 Hygrochron waterproof?

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What is an iButton?
Which iButtons will TMEX work with?
Where can I contact an iButton developer?
What is the ROM ID number?
Does Maxim offer devices that have customized 64bit ROM values?
If a custom ROM part is developed for one customer, can others purchase it?
Some of the iButtons have two package types listed, F3 and F5. What is the difference?
Can more than one iButton co-exist on the 1-Wire line?
What protection is needed for the iButtons against ESD?
In the data sheet for Temperature/Humidity Sensor DS1923 it states that the user should occassionally test the accuracy of the readings. Do you have a recommend calibration schedule for this device (once per year, once per month, etc.)?
Is there a fob for the F3 can?
How does an iButton communicate?
Are the iButtons RoHS compliant?
What is the iButton made of?
Can the markings on the iButton be changed? Can the iButton come with a different company logo on it?
What are iButtons being used for?
How long does an iButton last? How durable is it?
What are the basic components I need to work with iButtons?
What's the most popular iButton accessory?
How do I mount an iButton to a stationary object?
How can I use iButtons for Web site access?
How can I use iButtons for software copyright protection?

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What is the Thermochron iButton?
Where can I find code for a Linux code for the Thermochron?
Is there a Java container class for the Thermochron?
How do I turn off the Thermochron?
How do I export the data from the OneWireViewer to Excel?
How long is the Thermochron good for (battery life)?
I've been using the DS1921. Now I want to use the new DS1922, can I use the same hardware?
The iButton Viewer won't recognize the DS1922 or DS1923. What is the problem?
Why won't the OneWireViewer start my Thermochron missions?
The Temperature tab at the top of the OneWireViewer doesn't show the temperature like before?
How long can a Thermochron log data?
Where would I use a Thermochron iButton?
Is it possible to use the Thermochrons to measure the internal temperature of large mammals?
Do I need to calibrate Thermochrons and Hygrochrons?
Are the Temperature Logger iButtons NIST traceable?
Where can I find reliability information such as: Failure Rate, FIT (Failures in Time), and Mean Time to Failure (MTTF)?
The web is showing a long lead-time when ordering Thermochrons, is this accurate?
Are Thermochrons reusable?
What is the difference between a Temperature iButton (i.e. DS1920) and a Thermochron?
What's the life span of the Thermochron?
What configuration can I use to string Thermochrons together and what cable length can I use?
Are there alternatives to the Blue Dot Receptor for I/O with the Thermochron?
How do you know when the lithium is low or nearly exhausted?
What does 'water-resistant' mean for the Thermochron?
What are the true temperature limits of Thermochrons?
Where do I get software for the Thermochron?

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How can I get a 1-Wire weather station?