I salvaged an old LCD from a calculator (Texas Instruments) and I want to interface it with a microcontroller (preferably an Arduino). I‘ve searched the whole internet but I simply can‘t find any information about this display and its driver. I am looking for a specialist who can identify this:

First Picture

closed as off-topic by gre_gor, sempaiscuba, VE7JRO, Juraj, MatsK Oct 10 '18 at 20:01

This question appears to be off-topic. The users who voted to close gave this specific reason:

  • "This question does not appear to be about Arduino, within the scope defined in the help center." – gre_gor, sempaiscuba, VE7JRO, Juraj, MatsK
If this question can be reworded to fit the rules in the help center, please edit the question.


It's most likely a custom part for which there is no public data sheet. LCDs are almost always custom-designed, and require special driver circuitry. This is especially true for such mass-produced items as calculators.

Not the answer you're looking for? Browse other questions tagged or ask your own question.