HPDL Four Character Smart Alphanumeric Displays. Four Character Smart Alphanumeric Displays Technical Data. Features. Smart Alphanumeric Display. The HPDL and are smart, four character, sixteen- segment, red GaAsP displays. The. HPDL has a character height of mm (“). The. Home > Automation & Control Gear > Panel Meters & Components > Miscellaneous. HPDL LED DISPLAY. RS Stock No. ; Brand Hewlett.
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Please select an existing parts list. Let’s start with PCB. And the really cool thing is that I made some swag by myself and I feel proud of it: Holes between C1 and C2 are for And it works very well! The timer2 is set to overflow and it’s prescaled to Display shows time only you press the button on the side which sets hours or minutes.
You should Sign Up. I read hack-a-day really often and I’ve seen some cool projects about making watches even gpdl ones! The Manufacturers and RS reserve the right to change this Information at any time without notice. I designed it like this on purpose, because battery in this way holds better in this holder: Already have an account?
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HPDL-2416 LED DISPLAY
Thank you for your feedback. Besides ability to recharge it, it has a short circuit protection built-in and protection from overdischarging – it cuts output when voltage hpdp below 3 V.
Unfortunatelly, uc barely fits in the middle of the display’s back and some pinout traces of display and uc touches where they mustn’t. On the upper side of the PCB there are contacts for buttons to set minutes and hours. I solved the problem by not keeping it constantly on like mobile phone screens – they are turned on only when user is using them. Does this project spark your interest? Save to an existing parts list Save to a new parts list. The product detailed below complies with the specifications published by RS Components.
I always wanted to have a watch but couldn’t afford it. View all 9 components.
Agilent (Hewlett-Packard) – datasheet pdf
Here is the link: The Manufacturers and RS disclaim all warranties including implied warranties of merchantability or fitness for a particular purpose and are not liable for any damages arising from your use of or your inability to use the Information downloaded from this website. When you press any of these when display is hdpl – it will only turn it on by powering and unblanking it. It is driven by ATmega Add a battery holder and upload the firmware.
The display goes off after 16s when any button was pressed. View all 2 project logs.
I’m very satisfied with the result. Project Owner Contributor Baby Phone jeremy. I wanted to mound display on one 24166 of the PCB and the uc – on the other.
Sign up Already a member? It easily firt into arduino pro mini. It’s available at my github, I’ll just explain a little bit. I wanted to bend it’s top pin but I broke it, so I had to make it from wire.
By clicking the accept button below, you agree to the following terms. Then I add 8 secs to the time variable. Thanks for entering your watch to The Hackaday Prize. The display has one drawback – It uses pretty much current. I thought I’d use it to turn on the display, but later I changed my mind so I left it unconnected. BTW, in the foto you can see that I put the battery upside-down. Become a member to follow this project and never miss any updates Become a member.
The code is next.