Make a cheap keypad speak serial, so you can use it in your project easily!
Designed by Overengineered Widget Lab in United States of America
Buy with confidence.
Our Tindie Guarantee protects your purchase from fraud. Learn More
If something's sold out, please join the waitlist if you would like me to make another batch -- it's how I assess demand.
Orders placed starting in May 2024 will receive either a rev2 or a rev3 board -- they're functionally equivalent, but the rev3 is slightly easier to make. EU/UK customers: please buy from my EU store…
Read More…Orders placed starting in May 2024 will receive either a rev2 or a rev3 board -- they're functionally equivalent, but the rev3 is slightly easier to make.
EU/UK customers: please buy from my EU storefront.
There's nothing quite like the feel of a chunky physical keypad, like on an old phone or ATM. It adds a certain feel, a certain groundedness, to a project's user interface.
Interfacing with a keypad isn't hard, but it can be tedious and requires a bunch of pins. Once you get the keypad in your hands, you've still got to
If you were trying to build something that includes a keypad, all this work on the keypad itself can seem like a lot. If your project needs to run some code on that microcontroller...well, having to also scan a keypad can add a lot of complexity.
I got tired of all that, so I built this widget. It's called Keypad Go, because that's what it do: make keypad go.
Keypad Go is a tiny backpack you slap on the back of a typical keypad (or wire up to a more elaborate system of your choice). You provide a USB-to-serial cable (or old-school serial port), and Keypad Go will have you up and running within two minutes, even if you don't know anything about the keypad.
Seriously. Keypad Go will:
If you ever need to change the settings -- or move it to a different keypad -- there's a SETUP button that will restart the process. Easy. No software required beyond your usual way of talking to a serial port.
There's a pretty detailed manual, a well-commented schematic, and open-source firmware (all linked below)!
No country selected, please select your country to see shipping options.
No rates are available for shipping to .
Enter your email address if you'd like to be notified when Keypad Go can be shipped to you:
Thanks! We'll let you know when the seller adds shipping rates for your country.
Shipping Rate | Tracked | Ships From | First Item | Additional Items |
---|---|---|---|---|
:
|
I'll ship orders out about once per week. Tindie's shipping setup is incredibly manual, so if there's an option you don't see here, it's because I haven't done the research to figure out pricing etc. yet. Please ask!
Tindie does not handle customs or VAT. Customers in the EU, or on islands that were recently in the EU, should please see my Lectronz store.
Buy with confidence.
Our Tindie Guarantee protects your purchase from fraud. Learn More
By clicking Register, you confirm that you accept our Terms & Conditions
We recognize our top users by making them a Tindarian. Tindarians have access to secret & unreleased features.
We look for the most active & best members of the Tindie community, and invite them to join. There isn't a selection process or form to fill out. The only way to become a Tindarian is by being a nice & active member of the Tindie community!