Arduino Forum
>
Topics
>
Device Hacking
>
Using calculator display for arduino.
Print
Go Down
Pages:
[1]
Topic: Using calculator display for arduino.
(Read 11071 times)
previous topic
-
next topic
Ufoguy
Full Member
Posts: 185
Karma: 56
[add]
So, you want to make something, huh?
Using calculator display for arduino.
Nov 14, 2011, 02:36 am
Calculators are available cheaply for around a dollar. Can I use it's display with arduino. If yes how?
If you want to meet a beautiful nurse you must be patient.
johnwasser
Brattain Member
Posts: 19,257
Karma: 1640
[add]
Re: Using calculator display for arduino.
#1
Nov 14, 2011, 03:50 pm
See application note AVR241 from Atmel: "Direct driving of LCD display using general IO":
http://atmel.com/dyn/resources/prod_documents/doc2569.pdf
Send Bitcoin tips to: 1G2qoGwMRXx8az71DVP1E81jShxtbSh5Hp
robtillaart
Global Moderator
Brattain Member
Posts: 19,697
Karma: 1150
[add]
In theory there is no difference between theory and practice, however in practice there are many...
Re: Using calculator display for arduino.
#2
Nov 14, 2011, 06:10 pm
Or you can connect the buttons on the calculator to IO pins or relays or so to contol the device ... (nice project for a school)
Rob Tillaart
Nederlandse sectie - http://arduino.cc/forum/index.php/board,77.0.html -
(Please do not PM for private consultancy)
AWOL
Guest
Re: Using calculator display for arduino.
#3
Nov 14, 2011, 06:44 pm
Some of the interconnects on these cheap devices can be very hard to hack. You may find with the number you will wreck, it would be cheaper overall to buy a display.
Print
Go Up
Pages:
[1]
Loading...